Forecast quantiles of monthly hydrology variables for Lake Superior Outlooks start on May 3, 2018 Actual or modeled data used for days prior to outlook start. YYYY/MM 5% 10% 20% 30% 50% 70% 80% 90% 95% Total Basin Runoff to Lake (mm) 2018/ 5 117.29 119.02 120.14 125.94 129.17 135.50 136.41 141.00 142.16 2018/ 6 63.93 65.96 68.06 70.37 78.19 86.45 88.86 91.15 91.79 2018/ 7 39.38 41.49 42.53 44.97 48.18 55.95 58.83 66.59 69.93 2018/ 8 31.93 32.43 36.84 37.60 40.21 43.53 48.25 49.70 50.20 2018/ 9 32.45 36.25 36.66 38.01 42.75 52.45 54.90 58.04 66.86 2018/10 32.78 33.73 43.29 48.36 58.52 66.71 73.59 84.59 90.34 2018/11 39.71 39.85 41.64 49.81 53.71 59.13 60.94 64.40 67.27 2018/12 39.13 39.33 40.18 42.67 46.18 48.51 56.78 65.79 66.77 2019/ 1 30.51 30.64 34.17 35.16 38.47 42.43 45.83 47.59 48.45 2019/ 2 26.21 26.21 27.67 28.54 32.83 38.32 39.31 40.20 43.81 Total Over-Lake Precipitation (mm) 2018/ 5 41.41 59.76 64.44 65.18 74.80 81.97 82.83 85.78 86.59 2018/ 6 39.05 41.59 63.14 65.15 76.85 104.48 125.84 133.37 139.23 2018/ 7 58.34 58.36 66.12 71.26 79.82 108.39 116.77 140.26 142.07 2018/ 8 41.20 45.13 61.61 79.53 80.63 94.87 105.96 107.96 109.10 2018/ 9 39.61 57.23 60.83 64.96 81.05 99.31 126.10 133.77 135.90 2018/10 24.68 27.32 49.86 59.54 84.25 110.10 111.46 125.32 140.83 2018/11 33.90 35.63 36.68 46.82 58.79 67.91 70.60 75.38 76.67 2018/12 34.73 48.69 50.26 50.82 52.44 58.90 60.70 81.79 84.59 2019/ 1 23.02 23.20 28.94 36.07 44.67 57.11 58.10 83.99 92.24 2019/ 2 10.12 11.00 17.77 23.40 30.41 39.07 59.10 60.04 60.75 Total Lake Evaporation (mm) 2018/ 5 -2.08 -1.61 -1.20 0.86 1.71 4.61 8.91 10.78 11.86 2018/ 6 -6.38 -6.22 -5.51 -5.04 -4.81 -3.26 -1.56 -0.11 0.24 2018/ 7 -4.27 -3.91 -3.09 -1.72 0.56 1.21 1.81 2.36 3.22 2018/ 8 6.48 7.15 15.39 17.00 19.68 25.62 27.32 28.42 28.98 2018/ 9 31.65 31.97 40.13 48.74 54.90 58.68 62.21 68.65 75.50 2018/10 25.66 33.29 58.98 64.51 78.06 84.66 97.94 109.22 112.36 2018/11 53.40 59.28 90.23 92.26 100.95 117.26 126.31 139.83 151.59 2018/12 100.53 100.97 106.46 117.95 139.62 145.24 154.98 158.75 159.88 2019/ 1 79.43 79.55 86.47 93.90 104.78 117.90 121.39 124.36 130.79 2019/ 2 38.95 42.39 47.61 50.58 67.83 80.96 105.64 113.91 125.21 Total Net Basin Supply to Lake (mm) 2018/ 5 158.71 175.66 177.30 177.62 200.08 220.29 221.40 222.68 223.64 2018/ 6 106.62 117.01 132.62 135.18 154.86 199.01 212.60 226.51 236.34 2018/ 7 108.54 108.69 113.33 116.78 130.40 166.17 167.83 205.42 212.60 2018/ 8 43.82 60.74 75.13 92.74 101.97 124.82 127.65 135.42 139.40 2018/ 9 37.29 41.73 45.13 45.93 64.23 119.14 121.25 124.85 143.42 2018/10 -7.16 8.67 22.16 32.70 51.39 92.56 102.32 145.27 163.81 2018/11 -30.05 -29.98 -25.71 -23.91 10.28 20.79 42.40 45.60 69.44 2018/12 -71.85 -67.86 -59.24 -55.63 -33.18 -8.12 2.69 7.60 33.45 2019/ 1 -58.96 -52.37 -48.54 -36.93 -16.72 -0.97 10.14 19.19 24.23 2019/ 2 -58.68 -58.33 -44.83 -30.51 -11.05 12.06 16.40 45.74 50.07 Average Over-Land Air Temperature (C) 2018/ 5 7.27 7.94 8.13 8.73 10.25 10.45 10.90 11.29 11.40 2018/ 6 11.51 12.37 12.78 13.02 14.43 15.24 15.26 16.11 16.59 2018/ 7 13.68 14.31 16.23 16.86 17.11 17.37 18.02 18.22 18.89 2018/ 8 14.10 14.43 15.22 15.33 16.49 17.01 17.62 18.45 18.53 2018/ 9 10.04 10.85 11.07 11.34 11.59 12.18 13.04 13.23 14.39 2018/10 2.55 3.53 3.99 4.38 5.57 7.00 7.19 9.00 9.95 2018/11 -7.93 -4.52 -3.66 -2.99 -1.21 -0.22 0.33 2.45 2.52 2018/12 -15.60 -15.49 -14.07 -13.00 -11.22 -8.30 -5.93 -5.09 -4.88 2019/ 1 -17.48 -16.41 -14.22 -13.37 -11.59 -10.59 -10.15 -10.02 -9.89 2019/ 2 -15.55 -15.38 -13.86 -13.46 -11.61 -10.00 -9.34 -8.87 -8.73 Average Lake Surface Temperature (C) 2018/ 5 2.48 2.48 2.51 2.52 2.55 2.57 2.58 2.60 2.60 2018/ 6 3.48 3.56 3.73 3.78 3.87 4.04 4.19 4.21 4.26 2018/ 7 7.50 8.35 9.30 9.44 9.70 10.66 10.89 11.17 11.54 2018/ 8 11.53 12.33 13.30 13.86 14.28 14.88 15.41 15.65 15.69 2018/ 9 10.79 11.79 12.68 12.87 13.34 13.89 13.91 14.24 14.47 2018/10 8.29 8.32 8.35 9.04 9.36 9.79 10.46 11.45 11.67 2018/11 5.56 5.75 5.81 5.88 6.84 7.11 7.20 7.75 8.08 2018/12 3.00 3.06 3.56 4.07 4.44 4.95 5.24 5.38 5.58 2019/ 1 0.18 0.40 0.60 1.05 1.71 2.74 3.08 3.22 3.60 2019/ 2 0.00 0.00 0.00 0.01 0.25 0.84 1.26 1.37 1.55 Average Over-Lake Air Temperature (C) 2018/ 5 4.14 4.17 4.52 4.89 5.15 5.30 5.42 5.74 5.85 2018/ 6 5.53 6.40 6.57 6.75 7.36 7.73 7.82 7.92 7.95 2018/ 7 9.35 9.95 11.02 11.46 12.47 12.94 12.96 13.23 13.91 2018/ 8 11.59 13.57 14.07 14.61 15.47 15.87 16.58 16.70 16.74 2018/ 9 10.70 11.65 11.97 12.43 13.36 13.71 13.89 13.94 14.70 2018/10 5.44 6.82 7.32 7.33 8.01 8.93 8.97 10.82 11.41 2018/11 -0.32 0.42 1.09 1.92 3.17 3.82 4.87 5.26 5.54 2018/12 -5.86 -5.73 -4.55 -4.51 -2.85 -1.87 0.07 0.68 0.76 2019/ 1 -7.81 -7.69 -7.26 -6.71 -3.73 -3.60 -3.20 -2.81 -2.79 2019/ 2 -10.02 -7.93 -7.76 -7.38 -6.17 -5.29 -4.21 -2.67 -2.47 Average Over-Lake Vapor Pressure (mb) 2018/ 5 6.34 6.37 6.59 6.94 7.17 7.49 7.68 7.74 7.75 2018/ 6 7.68 8.01 8.64 9.00 9.04 9.40 9.45 9.55 9.65 2018/ 7 10.26 10.40 12.21 12.55 12.68 12.84 13.13 13.66 14.14 2018/ 8 11.52 11.89 13.51 14.17 14.68 15.68 15.73 16.18 16.48 2018/ 9 10.17 10.84 11.10 11.85 12.10 12.76 13.05 13.73 14.32 2018/10 6.45 6.52 7.42 7.49 8.63 9.05 9.37 10.45 10.78 2018/11 4.28 4.31 4.34 4.91 5.33 6.20 6.60 7.29 7.39 2018/12 2.87 2.89 3.24 3.30 3.43 3.85 4.56 4.93 5.06 2019/ 1 2.31 2.50 2.56 2.72 3.39 3.61 3.69 3.73 3.76 2019/ 2 2.07 2.21 2.49 2.68 2.83 3.12 3.15 3.55 3.59 Average Over-Lake Wind Speed (m/s) 2018/ 5 4.05 4.33 4.70 4.86 5.04 5.18 5.24 5.44 5.47 2018/ 6 3.93 4.07 4.26 4.38 4.49 4.66 4.69 4.75 4.84 2018/ 7 3.62 4.14 4.35 4.40 4.45 4.55 4.59 4.74 4.80 2018/ 8 4.42 4.67 4.77 4.81 4.89 5.09 5.29 5.46 5.60 2018/ 9 5.15 5.28 5.49 5.71 6.32 6.72 6.77 6.93 7.14 2018/10 4.51 4.80 6.61 6.74 7.59 7.87 8.32 8.36 8.39 2018/11 7.00 7.12 7.32 7.49 7.81 8.23 8.44 9.26 9.78 2018/12 6.92 7.52 7.85 8.22 8.64 9.03 9.45 9.57 9.84 2019/ 1 6.92 7.61 7.69 7.75 8.28 9.11 9.21 9.31 9.43 2019/ 2 6.06 6.07 6.86 6.90 7.67 8.21 8.97 9.71 11.17 Average Over-Lake Cloud Cover (%) 2018/ 5 43.69 48.25 50.10 50.60 57.74 59.40 60.12 61.41 68.75 2018/ 6 42.28 45.05 45.76 51.22 52.41 63.43 63.73 69.18 69.59 2018/ 7 38.87 38.94 42.23 49.16 50.87 58.45 61.63 62.77 64.32 2018/ 8 42.02 43.03 45.12 46.01 53.79 57.87 58.23 61.91 68.26 2018/ 9 41.85 45.41 51.28 54.91 58.95 61.93 63.82 67.99 71.53 2018/10 38.74 39.32 56.76 62.27 64.28 67.28 68.51 78.10 78.86 2018/11 56.67 57.59 67.85 70.01 75.83 79.35 80.98 83.46 83.99 2018/12 59.93 68.46 72.08 72.93 73.96 78.47 79.68 80.74 80.74 2019/ 1 62.02 64.43 67.20 68.64 72.83 74.82 75.25 77.28 78.58 2019/ 2 49.64 54.99 60.12 62.38 64.39 66.38 69.62 75.11 75.18 Average Lake Surface Incident SW Radiation (w/m2) 2018/ 5 205.58 226.02 227.45 231.27 235.37 253.55 254.44 257.45 269.48 2018/ 6 205.26 212.40 226.56 228.90 257.98 261.25 274.75 276.42 282.52 2018/ 7 218.67 221.88 225.03 233.26 252.77 255.20 272.29 282.53 283.29 2018/ 8 180.68 193.46 202.92 203.76 213.02 229.84 231.71 235.45 237.18 2018/ 9 133.54 140.08 147.41 150.72 155.62 162.43 168.44 175.40 180.40 2018/10 84.53 85.71 96.52 99.08 104.03 104.24 111.24 130.68 131.69 2018/11 46.80 47.37 49.11 50.16 53.48 58.35 58.81 62.64 65.75 2018/12 37.88 37.95 38.35 38.78 41.46 41.94 42.51 44.46 48.64 2019/ 1 49.83 49.97 50.82 51.78 53.87 56.58 56.79 59.01 61.37 2019/ 2 84.38 84.66 88.84 92.97 94.88 97.34 99.93 104.53 109.28 Average Lake Surface Reflection (w/m2) 2018/ 5 -27.10 -25.79 -25.65 -25.36 -23.55 -23.16 -22.95 -22.62 -20.77 2018/ 6 -28.44 -27.72 -27.54 -26.13 -25.82 -22.96 -22.88 -21.47 -21.37 2018/ 7 -28.37 -28.34 -27.50 -25.72 -25.34 -23.44 -22.58 -22.28 -21.97 2018/ 8 -23.94 -23.66 -23.31 -23.08 -21.33 -20.44 -20.35 -19.48 -18.18 2018/ 9 -18.72 -17.96 -16.94 -16.25 -15.67 -15.11 -14.79 -14.17 -13.53 2018/10 -13.40 -13.30 -11.19 -10.49 -10.41 -9.95 -9.69 -8.70 -8.51 2018/11 -6.66 -6.58 -5.90 -5.84 -5.38 -5.03 -4.92 -4.80 -4.77 2018/12 -4.91 -4.46 -4.26 -4.20 -4.15 -3.92 -3.85 -3.83 -3.81 2019/ 1 -8.84 -7.65 -6.90 -5.90 -5.47 -5.27 -5.17 -5.03 -5.01 2019/ 2 -28.32 -27.12 -26.21 -21.38 -9.83 -9.41 -9.32 -9.06 -9.02 Average Lake Surface Net Long Wave Radiation (w/m2) 2018/ 5 -51.37 -51.08 -46.72 -45.66 -35.62 -34.36 -34.04 -33.77 -31.24 2018/ 6 -36.20 -35.92 -35.30 -33.73 -30.28 -27.54 -20.51 -20.08 -15.36 2018/ 7 -30.85 -30.75 -28.09 -27.72 -24.33 -21.93 -19.79 -18.24 -17.56 2018/ 8 -32.02 -31.50 -30.18 -28.52 -23.60 -17.80 -14.33 -13.12 -13.02 2018/ 9 -40.97 -40.24 -38.95 -36.12 -33.37 -29.67 -29.46 -28.84 -25.60 2018/10 -67.66 -56.27 -54.41 -53.15 -48.64 -47.66 -43.39 -39.66 -33.57 2018/11 -85.29 -76.01 -74.28 -69.44 -63.61 -55.96 -55.30 -51.68 -49.65 2018/12 -101.79 -101.26 -94.64 -92.95 -83.35 -78.53 -72.88 -69.00 -67.96 2019/ 1 -95.69 -94.45 -92.54 -91.25 -82.94 -81.07 -80.31 -78.40 -76.93 2019/ 2 -99.46 -97.02 -96.74 -89.91 -87.81 -84.73 -80.51 -76.50 -75.04 Average Lake Surface Latent Heat Flux (w/m2) 2018/ 5 -12.07 -11.74 -9.30 -4.68 -1.88 -1.06 0.73 1.11 1.94 2018/ 6 -0.53 -0.27 1.30 3.00 4.57 4.77 5.15 5.83 5.87 2018/ 7 -3.28 -2.35 -1.69 -1.31 -0.58 1.52 2.73 3.12 3.76 2018/ 8 -27.29 -26.88 -25.68 -24.06 -18.27 -16.11 -14.62 -7.18 -6.90 2018/ 9 -72.41 -66.42 -59.65 -56.05 -53.81 -47.67 -39.02 -32.84 -31.23 2018/10 -107.17 -105.33 -92.76 -79.21 -72.57 -60.27 -55.73 -46.92 -39.85 2018/11 -157.48 -137.36 -121.14 -114.51 -97.55 -89.72 -87.17 -66.15 -61.14 2018/12 -152.67 -150.13 -146.37 -138.10 -131.83 -110.31 -101.17 -94.76 -93.95 2019/ 1 -123.08 -116.14 -113.23 -110.00 -99.27 -87.61 -81.55 -74.23 -74.20 2019/ 2 -152.35 -140.83 -112.20 -86.14 -71.29 -52.63 -51.82 -44.29 -42.64 Average Lake Surface Sensible Heat Flux (w/m2) 2018/ 5 3.82 4.35 5.94 7.52 9.41 9.72 10.03 10.20 10.49 2018/ 6 5.35 6.16 7.75 8.13 8.42 9.40 9.57 10.14 10.19 2018/ 7 4.31 5.18 5.75 6.29 6.73 7.06 7.64 7.88 9.05 2018/ 8 -0.63 0.67 1.15 1.64 3.14 4.82 4.91 5.54 6.19 2018/ 9 -13.99 -7.93 -7.69 -6.50 -5.65 -3.43 -3.10 -2.12 0.67 2018/10 -42.61 -30.21 -27.31 -21.77 -20.36 -12.89 -11.09 -7.25 -5.24 2018/11 -114.05 -83.80 -67.77 -65.70 -54.66 -48.53 -41.10 -30.77 -27.05 2018/12 -167.74 -161.25 -141.40 -137.57 -124.28 -97.35 -78.04 -70.67 -66.19 2019/ 1 -129.13 -128.93 -123.74 -119.65 -103.93 -88.47 -88.45 -80.50 -75.10 2019/ 2 -150.03 -116.99 -107.28 -103.17 -78.45 -61.24 -54.68 -50.53 -41.10 Average Lake Surface Net Surface Flux (w/m2) 2018/ 5 158.55 165.73 171.12 176.86 182.98 185.32 190.75 195.62 196.91 2018/ 6 176.50 185.86 189.09 195.65 209.11 218.06 225.43 227.28 230.45 2018/ 7 178.74 178.75 191.97 195.31 207.12 215.25 219.73 230.61 237.38 2018/ 8 113.06 136.29 144.33 149.18 152.53 165.35 167.95 175.95 176.88 2018/ 9 6.05 35.26 36.84 40.10 45.03 54.26 72.16 83.84 87.03 2018/10 -113.77 -104.90 -86.74 -54.92 -53.36 -32.33 -15.56 -4.20 13.60 2018/11 -301.40 -228.75 -206.54 -199.05 -168.38 -153.07 -139.45 -101.86 -85.83 2018/12 -378.24 -373.91 -344.48 -326.59 -300.27 -242.81 -211.32 -206.11 -204.43 2019/ 1 -289.00 -285.30 -266.48 -265.91 -250.75 -211.86 -209.68 -181.72 -177.53 2019/ 2 -288.14 -266.98 -234.41 -196.36 -152.02 -123.72 -121.47 -104.28 -100.34 Average Lake-Ice Surface Temperature (C) 2018/ 5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/11 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/12 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2019/ 1 -4.92 -3.98 -3.66 0.00 0.00 0.00 0.00 0.00 0.00 2019/ 2 -11.83 -9.22 -8.70 -6.57 -3.85 0.00 0.00 0.00 0.00 Average Lake Ice Cover (%) 2018/ 5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/11 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/12 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2019/ 1 0.00 0.00 0.00 0.00 0.00 0.00 5.24 7.70 10.70 2019/ 2 0.00 0.00 0.00 0.00 2.95 24.74 45.29 51.15 52.31 End-of-Month Lake Heat Storage (cal/10e17) 2018/ 5 386.57 390.34 393.17 396.18 399.40 400.63 403.48 406.04 406.72 2018/ 6 476.29 485.97 495.29 497.38 506.52 508.53 513.59 517.33 518.67 2018/ 7 569.50 583.68 599.90 603.75 610.67 623.52 627.32 634.13 641.13 2018/ 8 629.80 650.97 676.86 690.03 692.20 703.16 719.17 721.31 727.44 2018/ 9 652.10 675.03 703.41 713.65 719.95 733.46 740.10 747.36 748.03 2018/10 634.02 643.85 648.50 674.78 696.54 709.81 713.19 746.26 747.64 2018/11 541.82 543.86 545.53 570.16 623.53 648.42 664.45 669.41 670.24 2018/12 360.77 385.32 388.09 424.33 433.32 493.44 510.44 529.36 545.07 2019/ 1 265.06 265.37 272.25 295.43 337.21 380.07 382.93 402.42 415.97 2019/ 2 239.24 240.22 241.91 252.26 258.51 289.98 310.18 312.67 314.52 End-of-Month Basin Soil Moisture (cm) 2018/ 5 3.95 4.23 5.02 6.27 8.61 8.74 9.36 9.52 9.53 2018/ 6 0.96 1.01 1.25 1.61 2.71 5.36 6.39 7.87 8.63 2018/ 7 0.54 0.58 0.68 0.75 0.98 1.64 2.59 3.57 4.36 2018/ 8 0.46 0.47 0.84 0.86 1.16 1.59 2.00 2.42 3.09 2018/ 9 1.75 1.77 1.99 2.09 2.16 3.57 3.66 4.80 5.08 2018/10 1.77 1.81 3.23 3.89 4.63 5.46 5.98 6.41 6.92 2018/11 3.11 3.16 3.34 3.40 4.70 5.05 5.28 6.28 6.46 2018/12 2.38 2.39 2.54 2.67 3.67 4.32 4.55 5.72 5.74 2019/ 1 1.92 1.95 2.14 2.29 3.04 3.52 3.83 4.31 4.45 2019/ 2 1.55 1.60 1.67 1.81 2.73 3.07 3.83 4.17 4.56 End-of-Month Basin Groundwater Moisture (cm) 2018/ 5 15.07 16.02 16.22 16.36 16.56 16.93 17.05 17.18 17.31 2018/ 6 16.45 16.48 16.69 17.92 18.45 19.54 19.72 20.99 21.06 2018/ 7 15.70 15.73 16.66 17.29 18.35 19.60 20.90 21.52 21.63 2018/ 8 14.32 14.39 15.27 15.80 16.78 18.74 18.99 20.67 21.91 2018/ 9 14.09 14.46 15.28 15.38 15.81 17.95 18.09 19.58 21.63 2018/10 13.84 14.34 15.10 15.97 17.02 18.05 18.80 19.68 21.72 2018/11 13.60 14.35 14.83 15.93 17.04 17.67 18.13 18.94 20.81 2018/12 13.75 13.76 14.38 14.96 16.16 16.91 17.24 17.79 19.06 2019/ 1 12.78 12.82 13.60 13.98 15.01 15.76 16.16 16.40 17.53 2019/ 2 12.08 12.10 12.83 13.33 14.37 14.67 15.36 15.55 16.38 End-of-Month Basin Surface Moisture (cm) 2018/ 5 8.18 8.42 8.57 8.67 8.70 8.78 8.82 8.91 8.94 2018/ 6 7.20 7.21 7.28 7.63 7.89 8.00 8.06 8.66 8.69 2018/ 7 7.09 7.18 7.33 7.50 7.90 8.29 8.61 8.66 8.99 2018/ 8 6.90 6.94 7.54 7.59 8.13 8.73 9.12 9.29 9.39 2018/ 9 7.13 7.23 7.57 7.80 8.24 9.06 9.19 9.62 10.87 2018/10 7.23 7.24 7.39 7.86 8.78 9.24 9.75 10.28 10.94 2018/11 7.13 7.14 7.53 7.58 8.55 9.07 9.52 10.14 11.16 2018/12 7.04 7.06 7.09 7.26 8.20 8.71 9.32 9.90 10.85 2019/ 1 6.66 6.68 6.70 6.97 7.81 8.36 9.16 9.58 10.50 2019/ 2 6.27 6.29 6.35 7.13 7.49 7.97 8.71 9.05 10.05 End-of-Month Basin Snow Pack (cm) 2018/ 5 12.10 12.24 12.31 12.57 12.88 13.46 14.41 14.70 14.74 2018/ 6 5.87 5.90 6.16 6.64 7.36 7.81 8.01 8.53 8.77 2018/ 7 0.00 0.00 0.00 0.00 0.00 0.00 1.75 2.12 2.39 2018/ 8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/ 9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2018/10 0.00 0.00 0.00 0.00 0.00 0.04 0.04 0.13 0.21 2018/11 0.44 0.55 1.17 1.76 1.98 2.24 2.70 4.69 5.16 2018/12 2.68 2.82 4.59 5.70 6.54 7.40 8.87 9.57 11.10 2019/ 1 3.88 4.43 6.27 9.21 10.97 12.06 12.79 17.44 19.58 2019/ 2 6.64 7.14 7.87 9.56 13.65 15.04 16.77 19.10 22.36 End-of-Month Basin Total Moisture (cm) 2018/ 5 39.56 42.05 43.86 44.02 46.92 47.40 48.86 48.90 49.11 2018/ 6 30.81 30.87 33.15 34.98 35.22 39.93 41.52 45.13 45.94 2018/ 7 23.49 23.63 24.55 25.36 27.26 30.37 30.45 35.81 37.15 2018/ 8 21.60 22.51 23.92 24.58 25.76 29.43 30.11 31.25 33.81 2018/ 9 24.34 24.90 25.08 25.74 28.43 29.19 29.59 31.19 38.10 2018/10 23.16 23.59 26.53 28.95 31.25 32.96 34.08 34.76 37.36 2018/11 26.15 27.13 27.31 30.49 32.57 34.31 34.58 36.91 37.52 2018/12 28.90 29.55 29.76 33.41 34.45 35.96 39.52 39.73 40.37 2019/ 1 29.36 32.22 33.39 33.50 35.51 37.81 43.60 45.31 47.63 2019/ 2 29.79 33.31 34.57 34.83 36.96 39.88 43.55 44.62 49.27 End-of-Month Lake Level (meters, IGLD85) 2018/ 5 183.44 183.46 183.46 183.46 183.48 183.50 183.50 183.51 183.51 2018/ 6 183.51 183.53 183.54 183.55 183.59 183.59 183.61 183.66 183.66 2018/ 7 183.58 183.59 183.60 183.62 183.64 183.67 183.70 183.70 183.75 2018/ 8 183.57 183.60 183.64 183.65 183.67 183.71 183.74 183.74 183.75 2018/ 9 183.56 183.59 183.63 183.64 183.69 183.72 183.73 183.76 183.79 2018/10 183.49 183.59 183.59 183.63 183.66 183.71 183.77 183.81 183.81 2018/11 183.45 183.53 183.54 183.56 183.62 183.67 183.71 183.71 183.75 2018/12 183.39 183.40 183.41 183.46 183.51 183.59 183.61 183.63 183.69 2019/ 1 183.29 183.34 183.34 183.37 183.42 183.49 183.56 183.57 183.61 2019/ 2 183.19 183.26 183.27 183.33 183.37 183.39 183.50 183.54 183.57 Average Lake Level (meters, IGLD85) 2018/ 5 183.39 183.40 183.40 183.41 183.41 183.43 183.43 183.44 183.44 2018/ 6 183.49 183.50 183.51 183.53 183.54 183.56 183.56 183.58 183.59 2018/ 7 183.55 183.56 183.57 183.60 183.62 183.65 183.66 183.68 183.70 2018/ 8 183.60 183.60 183.63 183.64 183.65 183.68 183.72 183.72 183.75 2018/ 9 183.56 183.60 183.64 183.66 183.68 183.72 183.73 183.75 183.80 2018/10 183.52 183.60 183.60 183.64 183.67 183.72 183.77 183.79 183.81 2018/11 183.47 183.55 183.55 183.60 183.65 183.67 183.76 183.77 183.77 2018/12 183.40 183.48 183.48 183.50 183.55 183.63 183.65 183.67 183.74 2019/ 1 183.36 183.36 183.37 183.40 183.45 183.55 183.57 183.58 183.64 2019/ 2 183.21 183.30 183.31 183.35 183.39 183.43 183.53 183.54 183.58 Average Inflow (cms) 2018/ 5 0. 0. 0. 0. 0. 0. 0. 0. 0. 2018/ 6 0. 0. 0. 0. 0. 0. 0. 0. 0. 2018/ 7 0. 0. 0. 0. 0. 0. 0. 0. 0. 2018/ 8 0. 0. 0. 0. 0. 0. 0. 0. 0. 2018/ 9 0. 0. 0. 0. 0. 0. 0. 0. 0. 2018/10 0. 0. 0. 0. 0. 0. 0. 0. 0. 2018/11 0. 0. 0. 0. 0. 0. 0. 0. 0. 2018/12 0. 0. 0. 0. 0. 0. 0. 0. 0. 2019/ 1 0. 0. 0. 0. 0. 0. 0. 0. 0. 2019/ 2 0. 0. 0. 0. 0. 0. 0. 0. 0. Average Outflow (cms) 2018/ 5 2319. 2320. 2320. 2320. 2320. 2321. 2321. 2321. 2322. 2018/ 6 2177. 2201. 2260. 2322. 2382. 2471. 2472. 2474. 2619. 2018/ 7 2202. 2285. 2364. 2379. 2483. 2597. 2720. 2831. 2836. 2018/ 8 2220. 2286. 2321. 2391. 2480. 2672. 2680. 2842. 3374. 2018/ 9 1976. 2141. 2190. 2274. 2358. 3130. 3134. 3143. 3166. 2018/10 1811. 2080. 2091. 2150. 2251. 2685. 2839. 2860. 2862. 2018/11 1559. 1884. 2029. 2089. 2130. 2485. 2491. 2496. 2498. 2018/12 1559. 1736. 1979. 2133. 2199. 2321. 2389. 2390. 2391. 2019/ 1 1559. 1636. 1791. 1836. 2100. 2307. 2390. 2390. 2391. 2019/ 2 1557. 1705. 1911. 2039. 2128. 2179. 2379. 2380. 2382. Average Total Basin Supply (cms) 2018/ 5 4864. 5383. 5434. 5443. 6132. 6751. 6785. 6825. 6854. 2018/ 6 3378. 3706. 4200. 4282. 4904. 6304. 6734. 7174. 7486. 2018/ 7 3326. 3331. 3474. 3580. 3998. 5094. 5144. 6296. 6517. 2018/ 8 1342. 1861. 2303. 2843. 3126. 3827. 3912. 4151. 4272. 2018/ 9 1182. 1322. 1430. 1455. 2034. 3774. 3841. 3954. 4543. 2018/10 -220. 266. 680. 1002. 1576. 2838. 3137. 4453. 5022. 2018/11 -952. -950. -815. -757. 326. 658. 1343. 1444. 2200. 2018/12 -2203. -2080. -1816. -1705. -1017. -249. 83. 233. 1025. 2019/ 1 -1808. -1606. -1487. -1132. -512. -30. 311. 588. 743. 2019/ 2 -1992. -1980. -1521. -1035. -375. 409. 557. 1553. 1700.