GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY, NOAA Climate Data Modernization Project National Weather Service Historical Great Lakes Ice Reports Winter 1970 --------------------------------------------------------------------------------------------------------------- Site No. Year Mo Da T1 T2 C1 T1C1 T2C1 C2 T1C2 T2C2 C3 T1C3 T2C3 IMAGE Supplemental Information --------------------------------------------------------------------------------------------------------------- 13 1970 3 17 23 -1 -1 -1 -1 -1 -1 -1 512.TIF 13 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 13 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 14 1970 4 7 -1 -1 IP -1 -1 -1 -1 -1 -1 515.TIF 19 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF CHANNEL: S OF ISLAND TO DULUTH 20 1970 4 14 -1 -1 IP -1 -1 -1 -1 -1 -1 516.TIF (70% ICE COVER) 20 1970 4 21 -1 -1 IP -1 -1 -1 -1 -1 -1 517.TIF 22 1970 2 24 -1 -1 IP -1 -1 -1 -1 -1 -1 519.TIF W HALF (50% ICE COVER) 22 1970 2 24 -1 -1 LI -1 -1 -1 -1 -1 -1 519.TIF E HALF 22 1970 2 24 -1 -1 WI -1 -1 -1 -1 -1 -1 519.TIF S SHORE 22 1970 3 10 -1 -1 WI -1 -1 -1 -1 -1 -1 511.TIF S SHORE 22 1970 3 17 -1 -1 SO -1 -1 -1 -1 -1 -1 512.TIF W & S SHORES 22 1970 3 17 -1 -1 SO -1 -1 WI -1 -1 -1 -1 512.TIF S SHORES 22 1970 3 24 -1 -1 IP -1 -1 -1 -1 -1 -1 513.TIF S HALF 22 1970 4 7 -1 -1 IP -1 -1 -1 -1 -1 -1 515.TIF S SHORE 22 1970 4 14 -1 -1 IP -1 -1 -1 -1 -1 -1 516.TIF S HALF 23 1970 3 24 3 -1 -1 -1 -1 -1 -1 -1 513.TIF (50% ICE COVER) 23 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 23 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 23 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 27 1970 3 24 -1 -1 FD -1 -1 SO -1 -1 -1 -1 513.TIF PENINSULA: TO APOSTLE ISLANDS 33 1970 3 17 2 -1 -1 -1 -1 -1 -1 -1 512.TIF (50% ICE COVER) 33 1970 3 24 2 -1 -1 -1 -1 -1 -1 -1 513.TIF (50% ICE COVER) 33 1970 3 31 1 -1 -1 -1 -1 -1 -1 -1 514.TIF (10% ICE COVER) 33 1970 4 7 1 -1 -1 -1 -1 -1 -1 -1 515.TIF (10% ICE COVER) 33 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF HARBOR 35 1970 3 31 -1 -1 FS -1 -1 WI -1 -1 -1 -1 514.TIF TO STANNARD ROCK 45 1970 3 17 13 -1 -1 -1 -1 -1 -1 -1 512.TIF 45 1970 3 24 13 -1 -1 -1 -1 -1 -1 -1 513.TIF 45 1970 3 31 13 -1 -1 -1 -1 -1 -1 -1 514.TIF 45 1970 4 7 10 -1 -1 -1 -1 -1 -1 -1 515.TIF (90% ICE COVER) 45 1970 4 14 5 -1 -1 -1 -1 -1 -1 -1 516.TIF (60% ICE COVER) 52 1970 3 3 18 -1 -1 -1 -1 -1 -1 -1 518.TIF 52 1970 3 17 17 -1 -1 -1 -1 -1 -1 -1 512.TIF 52 1970 3 24 16 -1 -1 -1 -1 -1 -1 -1 513.TIF 52 1970 3 31 10 -1 -1 -1 -1 -1 -1 -1 514.TIF 52 1970 4 7 7 -1 -1 -1 -1 -1 -1 -1 515.TIF (70% ICE COVER) 52 1970 4 14 3 -1 -1 -1 -1 -1 -1 -1 516.TIF (50% ICE COVER) 54 1970 3 10 22 -1 -1 -1 -1 -1 -1 -1 511.TIF 54 1970 3 17 17 -1 -1 -1 -1 -1 -1 -1 512.TIF 54 1970 3 17 22 -1 -1 -1 -1 -1 -1 -1 512.TIF GREAT NORTHERN ORE DOCK 67 1970 3 10 14 -1 -1 -1 -1 -1 -1 -1 511.TIF 67 1970 3 17 18 -1 -1 -1 -1 -1 -1 -1 512.TIF 67 1970 3 24 18 -1 -1 -1 -1 -1 -1 -1 513.TIF 67 1970 3 31 18 -1 -1 -1 -1 -1 -1 -1 514.TIF 67 1970 4 14 16 -1 -1 -1 -1 -1 -1 -1 516.TIF 71 1970 3 24 -1 -1 FD -1 -1 SO -1 -1 -1 -1 513.TIF 71 1970 3 31 -1 -1 WI -1 -1 -1 -1 -1 -1 514.TIF MOUTH 71 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF CHANNEL 71 1970 4 21 -1 -1 IJ -1 -1 -1 -1 -1 -1 517.TIF W SHORE 75 1970 3 3 18 -1 -1 -1 -1 -1 -1 -1 518.TIF 75 1970 3 10 18 -1 -1 -1 -1 -1 -1 -1 511.TIF 75 1970 3 17 18 -1 -1 -1 -1 -1 -1 -1 512.TIF 76 1970 3 3 10 -1 -1 -1 -1 -1 -1 -1 518.TIF 76 1970 3 10 8 -1 -1 -1 -1 -1 -1 -1 511.TIF (80% ICE COVER) 76 1970 3 17 5 -1 -1 -1 -1 -1 -1 -1 512.TIF (80% ICE COVER) 76 1970 3 24 8 -1 -1 -1 -1 -1 -1 -1 513.TIF 76 1970 3 31 5 -1 -1 -1 -1 -1 -1 -1 514.TIF 76 1970 4 7 3 -1 -1 -1 -1 -1 -1 -1 515.TIF (50% ICE COVER) 76 1970 4 14 2 -1 -1 -1 -1 -1 -1 -1 516.TIF (20% ICE COVER) 77 1970 4 21 -1 -1 HF -1 -1 -1 -1 -1 -1 517.TIF TO THE N & NW 78 1970 3 17 7 -1 -1 -1 -1 -1 -1 -1 512.TIF GRAND ISLAND HARBOR 80 1970 3 3 14 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 80 1970 3 10 15 -1 -1 -1 -1 -1 -1 -1 511.TIF (90% ICE COVER) 80 1970 3 17 15 -1 -1 -1 -1 -1 -1 -1 512.TIF (90% ICE COVER) 80 1970 3 24 14 -1 -1 -1 -1 -1 -1 -1 513.TIF (80% ICE COVER) 80 1970 3 31 18 -1 -1 -1 -1 -1 -1 -1 514.TIF (80% ICE COVER) 80 1970 4 7 18 -1 -1 -1 -1 -1 -1 -1 515.TIF (70% ICE COVER) 80 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 84 1970 3 10 9 -1 -1 -1 -1 -1 -1 -1 511.TIF 84 1970 3 24 6 -1 -1 -1 -1 -1 -1 -1 513.TIF 84 1970 3 31 7 -1 -1 -1 -1 -1 -1 -1 514.TIF 84 1970 4 14 20 -1 -1 -1 -1 -1 -1 -1 516.TIF 105 1970 2 24 14 21 SM -1 -1 SW -1 -1 -1 -1 519.TIF 105 1970 3 3 14 23 SM -1 -1 -1 -1 -1 -1 518.TIF 105 1970 3 10 14 26 SM -1 -1 -1 -1 -1 -1 511.TIF 105 1970 3 17 15 26 SM -1 -1 -1 -1 -1 -1 512.TIF 105 1970 3 24 5 29 SW -1 -1 -1 -1 -1 -1 513.TIF 105 1970 3 25 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED ICEBREAKER OPENING 105 1970 3 31 5 27 FS -1 -1 CL -1 -1 SW -1 -1 514.TIF 105 1970 4 7 -1 -1 DI -1 -1 IJ -1 -1 SW -1 -1 515.TIF CHANNEL 105 1970 4 8 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED NATURAL OPENING 105 1970 4 14 -1 -1 BI -1 -1 RT -1 -1 -1 -1 516.TIF 105 1970 4 14 -1 -1 LI -1 -1 -1 -1 -1 -1 516.TIF CHANNEL 105 1970 4 21 -1 -1 PN -1 -1 BI -1 -1 SW -1 -1 517.TIF 107 1970 3 31 -1 -1 WI -1 -1 -1 -1 -1 -1 514.TIF 122 1970 4 21 22 -1 -1 -1 -1 -1 -1 -1 517.TIF 123 1970 4 14 23 -1 -1 -1 -1 -1 -1 -1 516.TIF 126 1970 3 10 16 -1 -1 -1 -1 -1 -1 -1 511.TIF 127 1970 2 24 -1 -1 IR -1 -1 -1 -1 -1 -1 519.TIF TO ST. IGNACE 127 1970 4 14 -1 -1 DI -1 -1 BK -1 -1 -1 -1 516.TIF TO BRIDGE (50% ICE COVER) 129 1970 3 3 15 20 FS -1 -1 IR -1 -1 -1 -1 518.TIF TO LANSING SHOAL 130 1970 2 24 -1 -1 IR -1 -1 -1 -1 -1 -1 519.TIF TO MACKINAC ISLAND 130 1970 3 24 15 16 SO -1 -1 -1 -1 -1 -1 513.TIF TO LANSING SHOAL 135 1970 3 17 24 -1 -1 -1 -1 -1 -1 -1 512.TIF 135 1970 4 14 -1 -1 IP -1 -1 -1 -1 -1 -1 516.TIF 135 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 136 1970 3 10 15 20 FS -1 -1 -1 -1 -1 -1 511.TIF TO LANSING SHOAL 136 1970 3 17 16 23 FS -1 -1 WI -1 -1 -1 -1 512.TIF TO LANSING SHOAL 137 1970 3 10 12 -1 -1 -1 -1 -1 -1 -1 511.TIF (50% ICE COVER) 137 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 137 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 137 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 137 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 138 1970 2 24 -1 -1 IR -1 -1 -1 -1 -1 -1 519.TIF TO BOIS BLANC ISLAND 138 1970 3 17 -1 -1 SW -1 -1 -1 -1 -1 -1 512.TIF 139 1970 2 24 -1 -1 SO -1 -1 -1 -1 -1 -1 519.TIF N PORTIONS 139 1970 3 3 -1 -1 SO -1 -1 -1 -1 -1 -1 518.TIF N CHANNEL 139 1970 3 10 -1 -1 SO -1 -1 -1 -1 -1 -1 511.TIF N CHANNEL 139 1970 3 10 -1 -1 DI -1 -1 -1 -1 -1 -1 511.TIF 139 1970 3 17 -1 -1 SO -1 -1 -1 -1 -1 -1 512.TIF N CHANNEL 139 1970 3 17 -1 -1 DI -1 -1 -1 -1 -1 -1 512.TIF 139 1970 4 14 -1 -1 SO -1 -1 -1 -1 -1 -1 516.TIF N CHANNEL 139 1970 4 21 -1 -1 FS -1 -1 RT -1 -1 -1 -1 517.TIF N CHANNEL 139 1970 4 21 -1 -1 DI -1 -1 -1 -1 -1 -1 517.TIF 141 1970 3 3 15 -1 -1 -1 -1 -1 -1 -1 518.TIF 141 1970 3 10 13 -1 -1 -1 -1 -1 -1 -1 511.TIF 141 1970 3 17 13 -1 -1 -1 -1 -1 -1 -1 512.TIF 143 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 153 1970 3 3 12 -1 -1 -1 -1 -1 -1 -1 518.TIF 153 1970 3 10 11 -1 -1 -1 -1 -1 -1 -1 511.TIF 153 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 153 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 153 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 153 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 164 1970 3 17 13 -1 -1 -1 -1 -1 -1 -1 512.TIF 171 1970 3 17 13 -1 -1 -1 -1 -1 -1 -1 512.TIF 171 1970 4 14 8 -1 -1 -1 -1 -1 -1 -1 516.TIF 171 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 177 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 179 1970 2 24 -1 -1 LF -1 -1 DI -1 -1 -1 -1 519.TIF 179 1970 3 3 -1 -1 IP -1 -1 -1 -1 -1 -1 518.TIF E SHORE 179 1970 3 3 -1 -1 LI -1 -1 -1 -1 -1 -1 518.TIF MAIN SHIPPING CHANNEL 179 1970 3 10 -1 -1 LI -1 -1 -1 -1 -1 -1 511.TIF MAIN BODY 179 1970 3 12 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED ICEBREAKER OPENING 179 1970 3 17 -1 -1 SO -1 -1 RF -1 -1 -1 -1 512.TIF S PORTIONS 179 1970 3 24 -1 -1 NS -1 -1 -1 -1 -1 -1 513.TIF 179 1970 3 28 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED NATURAL OPENING 179 1970 3 31 -1 -1 IJ -1 -1 WI -1 -1 -1 -1 514.TIF S END 179 1970 4 7 -1 -1 IJ -1 -1 SW -1 -1 -1 -1 515.TIF S END 179 1970 4 14 -1 -1 HF -1 -1 DI -1 -1 BK -1 -1 516.TIF SE PORTION 179 1970 4 21 -1 -1 DI -1 -1 RT -1 -1 -1 -1 517.TIF S END 185 1970 3 10 20 -1 -1 -1 -1 -1 -1 -1 511.TIF 185 1970 3 17 22 -1 -1 -1 -1 -1 -1 -1 512.TIF 185 1970 3 24 18 -1 -1 -1 -1 -1 -1 -1 513.TIF 185 1970 3 31 15 -1 -1 -1 -1 -1 -1 -1 514.TIF (50% ICE COVER) 185 1970 4 7 15 -1 -1 -1 -1 -1 -1 -1 515.TIF (50% ICE COVER) 185 1970 4 14 8 -1 -1 -1 -1 -1 -1 -1 516.TIF (30% ICE COVER) 199 1970 3 3 3 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 199 1970 3 10 4 -1 -1 -1 -1 -1 -1 -1 511.TIF (90% ICE COVER) 199 1970 3 17 12 -1 -1 -1 -1 -1 -1 -1 512.TIF 199 1970 3 24 9 -1 -1 -1 -1 -1 -1 -1 513.TIF (80% ICE COVER) 199 1970 3 31 6 -1 -1 -1 -1 -1 -1 -1 514.TIF (90% ICE COVER) 199 1970 4 7 6 -1 -1 -1 -1 -1 -1 -1 515.TIF (90% ICE COVER) 199 1970 4 14 3 -1 -1 -1 -1 -1 -1 -1 516.TIF (30% ICE COVER) 201 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 203 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 203 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 205 1970 2 24 -1 -1 SO -1 -1 -1 -1 -1 -1 519.TIF UPPER BAY 205 1970 3 3 -1 -1 SO -1 -1 -1 -1 -1 -1 518.TIF UPPER BAY 205 1970 3 10 -1 -1 SO -1 -1 -1 -1 -1 -1 511.TIF UPPER BAY 205 1970 3 17 -1 -1 SO -1 -1 -1 -1 -1 -1 512.TIF UPPER BAY 205 1970 3 31 -1 -1 LI -1 -1 -1 -1 -1 -1 514.TIF EXCEPT E SHORE 205 1970 3 31 -1 -1 RT -1 -1 -1 -1 -1 -1 514.TIF E SHORE 205 1970 4 7 -1 -1 DI -1 -1 IJ -1 -1 -1 -1 515.TIF 206 1970 3 3 8 -1 -1 -1 -1 -1 -1 -1 518.TIF (80% ICE COVER) 206 1970 3 10 -1 -1 IP -1 -1 -1 -1 -1 -1 511.TIF ALONG SHORE 211 1970 3 3 6 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 211 1970 3 10 3 -1 -1 -1 -1 -1 -1 -1 511.TIF (20% ICE COVER) 211 1970 3 24 4 -1 -1 -1 -1 -1 -1 -1 513.TIF (90% ICE COVER) 211 1970 3 31 4 -1 -1 -1 -1 -1 -1 -1 514.TIF (80% ICE COVER) 211 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 214 1970 3 31 -1 -1 WI -1 -1 -1 -1 -1 -1 514.TIF 214 1970 4 14 -1 -1 HF -1 -1 DI -1 -1 BK -1 -1 516.TIF 215 1970 3 3 12 -1 -1 -1 -1 -1 -1 -1 518.TIF 215 1970 3 10 12 -1 -1 -1 -1 -1 -1 -1 511.TIF 215 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 228 1970 2 24 16 18 -1 -1 -1 -1 -1 -1 519.TIF 228 1970 3 10 15 20 FS -1 -1 IR -1 -1 -1 -1 511.TIF 228 1970 3 17 16 23 FS -1 -1 IR -1 -1 -1 -1 512.TIF 228 1970 3 18 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED ICEBREAKER OPENING 228 1970 3 24 15 16 SO -1 -1 IR -1 -1 -1 -1 513.TIF 228 1970 3 24 -1 -1 DI -1 -1 -1 -1 -1 -1 513.TIF BOTH APPROACHES 228 1970 3 31 14 -1 FS -1 -1 FD -1 -1 SI -1 -1 514.TIF 228 1970 4 6 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED NATURAL OPENING 228 1970 4 7 -1 -1 DI -1 -1 -1 -1 -1 -1 515.TIF CHANNEL 228 1970 4 7 -1 -1 SO -1 -1 -1 -1 -1 -1 515.TIF 228 1970 4 14 -1 -1 SO -1 -1 -1 -1 -1 -1 516.TIF FOR 7Mi IN SOUTH CHANNEL 228 1970 4 14 -1 -1 FD -1 -1 -1 -1 -1 -1 516.TIF W OF BRIDGE: TO WHITE SHOAL 228 1970 4 21 -1 -1 LI -1 -1 -1 -1 -1 -1 517.TIF 232 1970 3 3 -1 -1 SW -1 -1 -1 -1 -1 -1 518.TIF S OF REEF 232 1970 3 31 -1 -1 DI -1 -1 SW -1 -1 -1 -1 514.TIF TO PYRAMID POINT 238 1970 3 3 18 -1 -1 -1 -1 -1 -1 -1 518.TIF 238 1970 3 10 19 -1 -1 -1 -1 -1 -1 -1 511.TIF 238 1970 3 24 15 -1 -1 -1 -1 -1 -1 -1 513.TIF 238 1970 3 31 15 -1 -1 -1 -1 -1 -1 -1 514.TIF (90% ICE COVER) 238 1970 4 7 12 -1 -1 -1 -1 -1 -1 -1 515.TIF (90% ICE COVER) 238 1970 4 14 11 -1 -1 -1 -1 -1 -1 -1 516.TIF (70% ICE COVER) 240 1970 3 10 -1 -1 SW -1 -1 -1 -1 -1 -1 511.TIF SOUTHWARD 251 1970 3 31 -1 -1 DI -1 -1 -1 -1 -1 -1 514.TIF PASSAGE 254 1970 3 24 -1 -1 WI -1 -1 -1 -1 -1 -1 513.TIF 261 1970 3 10 4 -1 -1 -1 -1 -1 -1 -1 511.TIF (80% ICE COVER) 261 1970 3 24 8 -1 -1 -1 -1 -1 -1 -1 513.TIF (80% ICE COVER) 261 1970 3 31 12 -1 -1 -1 -1 -1 -1 -1 514.TIF 261 1970 4 7 8 -1 -1 -1 -1 -1 -1 -1 515.TIF (80% ICE COVER) 261 1970 4 14 6 -1 -1 -1 -1 -1 -1 -1 516.TIF (10% ICE COVER) 268 1970 3 10 4 -1 -1 -1 -1 -1 -1 -1 511.TIF 268 1970 3 31 4 -1 -1 -1 -1 -1 -1 -1 514.TIF 272 1970 3 3 15 -1 -1 -1 -1 -1 -1 -1 518.TIF 272 1970 3 10 13 -1 -1 -1 -1 -1 -1 -1 511.TIF 272 1970 3 17 13 -1 -1 -1 -1 -1 -1 -1 512.TIF 272 1970 3 24 12 -1 -1 -1 -1 -1 -1 -1 513.TIF 272 1970 3 31 7 -1 -1 -1 -1 -1 -1 -1 514.TIF (90% ICE COVER) 272 1970 4 7 7 -1 -1 -1 -1 -1 -1 -1 515.TIF (90% ICE COVER) 272 1970 4 14 4 -1 -1 -1 -1 -1 -1 -1 516.TIF (60% ICE COVER) 273 1970 3 10 36 -1 -1 -1 -1 -1 -1 -1 511.TIF 273 1970 3 17 36 -1 -1 -1 -1 -1 -1 -1 512.TIF 273 1970 3 31 3 -1 -1 -1 -1 -1 -1 -1 514.TIF 273 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 284 1970 3 10 13 -1 -1 -1 -1 -1 -1 -1 511.TIF 284 1970 3 17 15 -1 -1 -1 -1 -1 -1 -1 512.TIF 284 1970 3 31 13 -1 -1 -1 -1 -1 -1 -1 514.TIF 284 1970 4 7 8 -1 -1 -1 -1 -1 -1 -1 515.TIF (50% ICE COVER) 284 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 285 1970 2 24 -1 -1 SO -1 -1 -1 -1 -1 -1 519.TIF 290 1970 3 3 10 -1 -1 -1 -1 -1 -1 -1 518.TIF (70% ICE COVER) 290 1970 3 10 6 -1 -1 -1 -1 -1 -1 -1 511.TIF (20% ICE COVER) 290 1970 3 17 4 -1 -1 -1 -1 -1 -1 -1 512.TIF (50% ICE COVER) 290 1970 3 24 -1 -1 IP -1 -1 -1 -1 -1 -1 513.TIF (10% ICE COVER) 290 1970 3 31 2 -1 -1 -1 -1 -1 -1 -1 514.TIF (20% ICE COVER) 290 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 293 1970 2 24 -1 -1 SO -1 -1 -1 -1 -1 -1 519.TIF 293 1970 3 3 -1 -1 LI -1 -1 -1 -1 -1 -1 518.TIF GREEN BAY ENTRANCE 293 1970 3 3 -1 -1 WI -1 -1 SW -1 -1 -1 -1 518.TIF 293 1970 3 10 -1 -1 SW -1 -1 -1 -1 -1 -1 511.TIF S PORTIONS 293 1970 3 17 -1 -1 SW -1 -1 -1 -1 -1 -1 512.TIF S PORTIONS 293 1970 3 24 15 24 RT -1 -1 SW -1 -1 -1 -1 513.TIF 293 1970 3 31 -1 -1 SO -1 -1 RT -1 -1 -1 -1 514.TIF S PORTIONS 293 1970 4 7 -1 -1 SO -1 -1 -1 -1 -1 -1 515.TIF N PORTIONS 293 1970 4 14 -1 -1 RT -1 -1 -1 -1 -1 -1 516.TIF 294 1970 3 3 16 -1 -1 -1 -1 -1 -1 -1 518.TIF 294 1970 3 10 16 -1 -1 -1 -1 -1 -1 -1 511.TIF (90% ICE COVER) 294 1970 3 17 16 -1 -1 -1 -1 -1 -1 -1 512.TIF (60% ICE COVER) 294 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 295 1970 3 3 3 -1 -1 -1 -1 -1 -1 -1 518.TIF (50% ICE COVER) 295 1970 3 10 2 -1 -1 -1 -1 -1 -1 -1 511.TIF (20% ICE COVER) 295 1970 3 24 1 -1 -1 -1 -1 -1 -1 -1 513.TIF (10% ICE COVER) 295 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 295 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 296 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF TO MANISTEE: HARBORS SOUTHWARD 296 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF TO MANISTEE: HARBORS SOUTHWARD 299 1970 3 3 13 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 299 1970 3 10 3 -1 -1 -1 -1 -1 -1 -1 511.TIF (20% ICE COVER) 299 1970 3 17 5 -1 -1 -1 -1 -1 -1 -1 512.TIF (30% ICE COVER) 299 1970 3 24 1 -1 -1 -1 -1 -1 -1 -1 513.TIF (20% ICE COVER) 299 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 299 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 300 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 300 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 302 1970 3 3 4 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 302 1970 3 10 1 -1 -1 -1 -1 -1 -1 -1 511.TIF (60% ICE COVER) 302 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 304 1970 3 17 -1 -1 PI -1 -1 -1 -1 -1 -1 512.TIF S PORTIONS 304 1970 3 17 -1 -1 IP -1 -1 WI -1 -1 -1 -1 512.TIF E SHORE 304 1970 3 24 -1 -1 DI -1 -1 -1 -1 -1 -1 513.TIF E OF ISLANDS 304 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF S HALF 304 1970 4 7 -1 -1 DI -1 -1 -1 -1 -1 -1 515.TIF W END OF STRAITS 304 1970 4 21 -1 -1 LI -1 -1 -1 -1 -1 -1 517.TIF 307 1970 3 3 8 -1 -1 -1 -1 -1 -1 -1 518.TIF (50% ICE COVER) 307 1970 3 10 5 -1 -1 -1 -1 -1 -1 -1 511.TIF (20% ICE COVER) 307 1970 3 17 12 -1 -1 -1 -1 -1 -1 -1 512.TIF (30% ICE COVER) 307 1970 3 24 6 -1 -1 -1 -1 -1 -1 -1 513.TIF (20% ICE COVER) 311 1970 3 3 5 -1 -1 -1 -1 -1 -1 -1 518.TIF (30% ICE COVER) 311 1970 3 10 3 -1 -1 -1 -1 -1 -1 -1 511.TIF 311 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 313 1970 3 3 16 -1 -1 -1 -1 -1 -1 -1 518.TIF 313 1970 3 10 12 -1 -1 -1 -1 -1 -1 -1 511.TIF 313 1970 3 17 12 -1 -1 -1 -1 -1 -1 -1 512.TIF 320 1970 3 3 7 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 320 1970 3 10 8 -1 -1 -1 -1 -1 -1 -1 511.TIF (30% ICE COVER) 320 1970 3 17 8 -1 -1 -1 -1 -1 -1 -1 512.TIF (30% ICE COVER) 320 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 321 1970 2 24 -1 -1 WI -1 84 -1 -1 -1 -1 519.TIF TO MICHIGAN CITY: ALONG SHORE 322 1970 3 10 -1 -1 WI -1 -1 -1 -1 -1 -1 511.TIF TO ST. JOSEPH 323 1970 3 3 18 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 323 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 323 1970 3 17 -1 -1 OW -1 -1 -1 -1 -1 -1 512.TIF 323 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 325 1970 3 3 1 -1 -1 -1 -1 -1 -1 -1 518.TIF (80% ICE COVER) 325 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 325 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 327 1970 3 3 15 -1 -1 -1 -1 -1 -1 -1 518.TIF 327 1970 3 10 10 -1 -1 -1 -1 -1 -1 -1 511.TIF 327 1970 3 17 10 -1 -1 -1 -1 -1 -1 -1 512.TIF 327 1970 3 24 4 -1 -1 -1 -1 -1 -1 -1 513.TIF (30% ICE COVER) 332 1970 3 3 1 -1 -1 -1 -1 -1 -1 -1 518.TIF 332 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 332 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 334 1970 3 17 10 -1 -1 -1 -1 -1 -1 -1 512.TIF (70% ICE COVER) 336 1970 3 3 2 -1 -1 -1 -1 -1 -1 -1 518.TIF 336 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 336 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 337 1970 3 3 20 -1 -1 -1 -1 -1 -1 -1 518.TIF 337 1970 3 10 3 -1 -1 -1 -1 -1 -1 -1 511.TIF (60% ICE COVER) 337 1970 3 17 12 -1 -1 -1 -1 -1 -1 -1 512.TIF 337 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 339 1970 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 518.TIF 341 1970 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 518.TIF 341 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 342 1970 3 17 18 -1 -1 -1 -1 -1 -1 -1 512.TIF BENTON HARBOR (90% ICE COVER) 343 1970 3 3 5 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 343 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 343 1970 3 17 6 -1 -1 -1 -1 -1 -1 -1 512.TIF 343 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 344 1970 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 518.TIF 344 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 346 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 348 1970 3 3 6 -1 -1 -1 -1 -1 -1 -1 518.TIF 348 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 348 1970 3 17 24 -1 -1 -1 -1 -1 -1 -1 512.TIF 348 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 349 1970 3 17 10 -1 -1 -1 -1 -1 -1 -1 512.TIF (20% ICE COVER) 349 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 350 1970 3 17 18 -1 -1 -1 -1 -1 -1 -1 512.TIF GARY HARBOR (90% ICE COVER) 353 1970 2 24 -1 -1 HF -1 -1 IJ -1 -1 RF -1 -1 519.TIF LOWER RIVER 353 1970 3 10 -1 -1 IJ -1 -1 -1 -1 -1 -1 511.TIF LOWER RIVER 353 1970 3 12 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED ICEBREAKER OPENING 353 1970 3 17 -1 -1 IP -1 -1 -1 -1 -1 -1 512.TIF 353 1970 3 24 -1 -1 DI -1 -1 -1 -1 -1 -1 513.TIF 353 1970 3 28 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED NATURAL OPENING 353 1970 3 31 -1 -1 IP -1 -1 -1 -1 -1 -1 514.TIF LOWER RIVER: ALONG SHORE 353 1970 3 31 -1 -1 DI -1 -1 -1 -1 -1 -1 514.TIF UPPER RIVER 353 1970 4 7 -1 -1 DI -1 -1 IJ -1 -1 SW -1 -1 515.TIF 353 1970 4 14 -1 -1 RI -1 -1 -1 -1 -1 -1 516.TIF 353 1970 4 21 -1 -1 LI -1 -1 -1 -1 -1 -1 517.TIF 357 1970 3 3 12 -1 -1 -1 -1 -1 -1 -1 518.TIF 357 1970 3 10 -1 -1 BK -1 -1 RT -1 -1 -1 -1 511.TIF 357 1970 3 17 -1 -1 PI -1 -1 SW -1 -1 -1 -1 512.TIF 357 1970 3 24 -1 -1 BK -1 -1 -1 -1 -1 -1 513.TIF 357 1970 3 31 -1 -1 IP -1 -1 -1 -1 -1 -1 514.TIF ALONG SHORE 357 1970 4 7 -1 -1 DI -1 -1 IJ -1 -1 SW -1 -1 515.TIF 357 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 357 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 358 1970 3 3 2 -1 -1 -1 -1 -1 -1 -1 518.TIF (20% ICE COVER) 358 1970 3 10 4 -1 -1 -1 -1 -1 -1 -1 511.TIF (10% ICE COVER) 358 1970 3 24 3 -1 -1 -1 -1 -1 -1 -1 513.TIF (10% ICE COVER) 358 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 358 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 359 1970 2 24 -1 -1 IP -1 -1 -1 -1 -1 -1 519.TIF 359 1970 3 24 -1 -1 DI -1 -1 -1 -1 -1 -1 513.TIF 359 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 359 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 359 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF 359 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 363 1970 4 7 -1 -1 IJ -1 -1 SO -1 -1 -1 -1 515.TIF TO DUNKIRK 368 1970 4 3 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED ICEBREAKER OPENING 368 1970 4 7 -1 -1 WI -1 240 -1 -1 -1 -1 515.TIF 368 1970 4 10 -1 -1 -1 -1 -1 -1 -1 -1 518.TIF ANTICIPATED NATURAL OPENING 368 1970 4 21 -1 -1 RT -1 -1 IJ -1 -1 WI -1 -1 517.TIF OUTSIDE OF HARBOR 369 1970 3 3 2 -1 -1 -1 -1 -1 -1 -1 518.TIF (70% ICE COVER) 369 1970 3 10 -1 -1 IP -1 -1 -1 -1 -1 -1 511.TIF ALONG SHORE 369 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 369 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 369 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 377 1970 3 3 -1 -1 WI -1 -1 -1 -1 -1 -1 518.TIF 384 1970 2 24 -1 -1 SW -1 -1 -1 -1 -1 -1 519.TIF E OF ISLANDS & N SHORE 384 1970 2 24 -1 -1 SO -1 -1 WI -1 -1 -1 -1 519.TIF E END 384 1970 3 3 -1 -1 SO -1 -1 -1 -1 -1 -1 518.TIF E END 384 1970 3 10 -1 -1 DI -1 -1 WI -1 -1 -1 -1 511.TIF SW PORTION 384 1970 3 10 -1 -1 SO -1 -1 -1 -1 -1 -1 511.TIF E END 384 1970 3 10 -1 -1 DI -1 -1 -1 -1 -1 -1 511.TIF MID-LAKE 384 1970 3 17 -1 -1 SO -1 -1 WI -1 -1 -1 -1 512.TIF E END 384 1970 3 31 -1 -1 IP -1 -1 WI -1 -1 -1 -1 514.TIF E END 384 1970 4 7 -1 -1 DI -1 -1 -1 -1 -1 -1 515.TIF EASTERN 2/3 384 1970 4 14 -1 -1 HF -1 -1 RT -1 -1 -1 -1 516.TIF E END 384 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF ALL HARBORS 384 1970 4 21 -1 -1 IP -1 -1 RT -1 -1 -1 -1 517.TIF E END 385 1970 3 10 7 -1 -1 -1 -1 -1 -1 -1 511.TIF (60% ICE COVER) 385 1970 3 24 4 -1 -1 -1 -1 -1 -1 -1 513.TIF (50% ICE COVER) 385 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 385 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 386 1970 3 24 -1 -1 WI -1 -1 -1 -1 -1 -1 513.TIF TO PORT COLBORNE 391 1970 3 10 12 -1 -1 -1 -1 -1 -1 -1 511.TIF (10% ICE COVER) 391 1970 3 17 6 -1 -1 -1 -1 -1 -1 -1 512.TIF (60% ICE COVER) 391 1970 3 24 6 -1 -1 -1 -1 -1 -1 -1 513.TIF (90% ICE COVER) 391 1970 3 31 5 -1 -1 -1 -1 -1 -1 -1 514.TIF (90% ICE COVER) 391 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 396 1970 3 10 3 -1 -1 -1 -1 -1 -1 -1 511.TIF (70% ICE COVER) 396 1970 3 17 6 -1 -1 -1 -1 -1 -1 -1 512.TIF 396 1970 3 24 6 -1 -1 -1 -1 -1 -1 -1 513.TIF (70% ICE COVER) 396 1970 3 31 10 -1 -1 -1 -1 -1 -1 -1 514.TIF (90% ICE COVER) 396 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 399 1970 3 10 4 -1 -1 -1 -1 -1 -1 -1 511.TIF 399 1970 3 17 5 -1 -1 -1 -1 -1 -1 -1 512.TIF 399 1970 3 24 3 -1 -1 -1 -1 -1 -1 -1 513.TIF (20% ICE COVER) 399 1970 3 31 2 -1 -1 -1 -1 -1 -1 -1 514.TIF (50% ICE COVER) 399 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 400 1970 3 24 -1 -1 WI -1 -1 -1 -1 -1 -1 513.TIF TO ERIE: ALONG SHORE 407 1970 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 518.TIF 407 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 407 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 407 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 414 1970 3 3 4 -1 -1 -1 -1 -1 -1 -1 518.TIF (90% ICE COVER) 414 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 414 1970 3 17 3 -1 -1 -1 -1 -1 -1 -1 512.TIF (90% ICE COVER) 414 1970 3 24 4 -1 -1 -1 -1 -1 -1 -1 513.TIF (10% ICE COVER) 414 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 414 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 419 1970 3 3 6 -1 -1 -1 -1 -1 -1 -1 518.TIF (60% ICE COVER) 419 1970 3 10 4 -1 -1 -1 -1 -1 -1 -1 511.TIF (50% ICE COVER) 419 1970 3 17 3 -1 -1 -1 -1 -1 -1 -1 512.TIF (30% ICE COVER) 419 1970 3 24 2 -1 -1 -1 -1 -1 -1 -1 513.TIF (20% ICE COVER) 419 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 419 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 420 1970 3 3 7 -1 -1 -1 -1 -1 -1 -1 518.TIF 420 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF 420 1970 3 17 8 -1 -1 -1 -1 -1 -1 -1 512.TIF (70% ICE COVER) 420 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 420 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 420 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 425 1970 3 10 3 -1 -1 -1 -1 -1 -1 -1 511.TIF (10% ICE COVER) 425 1970 3 17 1 -1 -1 -1 -1 -1 -1 -1 512.TIF 425 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 425 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 425 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 438 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 438 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 438 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 439 1970 4 7 -1 -1 BK -1 -1 RT -1 -1 -1 -1 515.TIF 460 1970 2 24 -1 -1 HF -1 -1 -1 -1 -1 -1 519.TIF NE SHALLOWS 460 1970 2 24 -1 -1 LF -1 -1 -1 -1 -1 -1 519.TIF MAIN BODY 460 1970 3 3 -1 -1 HF -1 -1 -1 -1 -1 -1 518.TIF NE BAYS & CHANNELS 460 1970 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 518.TIF MAIN BODY 460 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF MAIN BODY 460 1970 3 17 -1 -1 OW -1 -1 -1 -1 -1 -1 512.TIF MAIN BODY 460 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF EXCEPT NE END 460 1970 3 31 -1 -1 IP -1 -1 -1 -1 -1 -1 514.TIF NE NARROWS 460 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF EXCEPT NE NARROWS 460 1970 4 14 -1 -1 IP -1 -1 -1 -1 -1 -1 516.TIF NE CHANNELS (50% ICE COVER) 460 1970 4 14 -1 -1 OW -1 -1 -1 -1 -1 -1 516.TIF ALL HARBORS 460 1970 4 21 -1 -1 LI -1 -1 -1 -1 -1 -1 517.TIF 462 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 462 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 462 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 474 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 474 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 474 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 479 1970 3 24 -1 -1 IP -1 -1 -1 -1 -1 -1 513.TIF (60% ICE COVER) 479 1970 3 31 -1 -1 IP -1 -1 -1 -1 -1 -1 514.TIF (40% ICE COVER) 479 1970 4 7 3 -1 -1 -1 -1 -1 -1 -1 515.TIF (40% ICE COVER) 482 1970 3 24 -1 -1 OW -1 -1 -1 -1 -1 -1 513.TIF 482 1970 3 31 -1 -1 OW -1 -1 -1 -1 -1 -1 514.TIF 482 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF 485 1970 3 3 26 -1 -1 -1 -1 -1 -1 -1 518.TIF CANAL ENTRANCE 488 1970 3 3 31 -1 -1 -1 -1 -1 -1 -1 518.TIF UPPER LAKE 488 1970 3 3 -1 -1 OW -1 -1 -1 -1 -1 -1 518.TIF LOWER LAKE 488 1970 3 17 -1 -1 IP -1 -1 BV -1 -1 -1 -1 512.TIF BELOW LOCK #3 490 1970 3 3 22 -1 SW -1 -1 -1 -1 -1 -1 518.TIF 490 1970 3 10 -1 -1 IP -1 -1 SW -1 -1 -1 -1 511.TIF 490 1970 3 17 -1 -1 IP -1 -1 BV -1 -1 SW -1 -1 512.TIF 494 1970 3 10 -1 -1 IP -1 -1 SW -1 -1 -1 -1 511.TIF BELOW LOCK: ALONG SHORE 494 1970 3 10 -1 -1 FS -1 -1 SC -1 -1 -1 -1 511.TIF ABOVE LOCK 495 1970 4 21 -1 -1 OW -1 -1 -1 -1 -1 -1 517.TIF 497 1970 3 10 -1 -1 IP -1 -1 -1 -1 -1 -1 511.TIF ALONG SHORE 497 1970 3 10 -1 -1 SW -1 -1 -1 -1 -1 -1 511.TIF MAIN CHANNEL 497 1970 3 17 10 14 -1 -1 -1 -1 -1 -1 512.TIF ALONG SHORE 497 1970 3 17 -1 -1 SO -1 -1 -1 -1 -1 -1 512.TIF W OF ICE BOOM 498 1970 2 24 -1 -1 HF -1 -1 IJ -1 -1 WI -1 -1 519.TIF ALONG SHORE 498 1970 2 24 -1 -1 LF -1 -1 SW -1 -1 -1 -1 519.TIF CHANNEL 498 1970 3 3 18 -1 -1 -1 -1 -1 -1 -1 518.TIF TIBBETS PT. TO CARLTON ISLAND 498 1970 3 3 6 -1 -1 -1 -1 -1 -1 -1 518.TIF BARTLETT PT. TO THOUSAND ISL. 498 1970 3 10 14 -1 -1 -1 -1 -1 -1 -1 511.TIF TIBBETS PT. TO CARLTON ISLAND 498 1970 3 10 5 -1 -1 -1 -1 -1 -1 -1 511.TIF BARTLETT PT. TO THOUSAND ISL. 498 1970 3 10 4 -1 SW -1 -1 -1 -1 -1 -1 511.TIF THOUSAND ISL. TO WHISKEY ISL. 498 1970 3 10 -1 -1 OW -1 -1 -1 -1 -1 -1 511.TIF ABOVE LOCK #15 498 1970 3 10 -1 -1 IP -1 -1 -1 -1 -1 -1 511.TIF BELOW LOCK #15: ALONG SHORE 498 1970 3 10 -1 -1 SW -1 -1 -1 -1 -1 -1 511.TIF BELOW LOCK #15: MIDSTREAM 498 1970 3 17 14 -1 -1 -1 -1 -1 -1 -1 512.TIF TIBBETS PT. TO CARLTON ISLAND 498 1970 3 17 5 -1 -1 -1 -1 -1 -1 -1 512.TIF BARTLETT PT. TO THOUSAND ISL. 498 1970 3 17 4 -1 SW -1 -1 -1 -1 -1 -1 512.TIF THOUSAND ISL. TO WHISKEY ISL. 498 1970 3 24 -1 -1 RT -1 -1 IJ -1 -1 -1 -1 513.TIF 498 1970 3 31 -1 -1 RT -1 -1 SW -1 -1 -1 -1 514.TIF 498 1970 4 7 -1 -1 OW -1 -1 -1 -1 -1 -1 515.TIF CHANNEL 498 1970 4 7 -1 -1 DI -1 -1 -1 -1 -1 -1 515.TIF 500 1970 3 10 -1 -1 SW -1 -1 -1 -1 -1 -1 511.TIF MAIN CHANNEL 500 1970 3 10 -1 -1 IP -1 -1 -1 -1 -1 -1 511.TIF ALONG SHORE 500 1970 3 17 -1 -1 WI -1 -1 RT -1 -1 SW -1 -1 512.TIF MAIN CHANNEL 500 1970 3 17 -1 -1 IP -1 -1 NC -1 -1 -1 -1 512.TIF ALONG SHORE 501 1970 3 17 30 -1 -1 -1 -1 -1 -1 -1 512.TIF --------------------------------------------------------------------------------------------------------------- Ice thickness is in inches, -1 = no thickness reported, see report for ice conditon codes. T1 = ice thickness or part of a range if T2 is present, C1 = primary condtion of ice. T1C1 = thickness of C1 or part of range if T2C1 is presnet. C2, T1C2, T2C2, C3, T1C3, T2C3 are secondary and ternary ice conditon and condition thickness.