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Alpena, MI  (APNM4)  45° 03´ 35" N,   83° 25´ 25" W

In collaboration with Thunder Bay National Marine Sanctuary
See Metadata File for full description of instruments and parameters, as well as site maps.
Conditions at 10:40 pm EST on 11/24/2017 (DOY 329 03:40 GMT)
(Updated at about 04,14,24,34,44,54 minutes past the hour)
Wind Speed:   9.1 kts   (4.7 m/s)
Max Wind Speed:   12.4 kts   (6.4 m/s)
Wind Direction:   254° (WSW)
Air Temperature:   51.8 °F   (11.0 °C)
Data & Plots of Previous 3 Hours (2 minute increments)
Data & Plots of Previous 5 Days (hourly increments)
         1 Day Windrose Plot5 Day Windrose Plot(explanation)         
Click on image to enlarge
(images updated 6X per hour)
Webcam Location & Info
[Live Webcam Image from Alpena, MI Met Station Camera 1]
[Live Webcam Image from Alpena, MI Met Station Camera 2]
[Live Webcam Image from Alpena, MI Met Station Camera 3]
[Live Webcam Image from Alpena, MI Met Station Camera 4]
6-hr animations: 1  2  3  4
Previous 48 images (top of hour only): 1  2  3  4
All Images (past 14 days)

----- Previous 18 Hours (at top of hour)  [English] [Metric] -----
YEARDOY EST Wind
Spd
m/s
Wind
Gust
m/s
Peak
Wind
m/s
Wind
Dir
deg
Air
Tmp
C
Wind
Chill
C
20173282200 6.5 8.2 8.6 253 10.9 -99.0
20173282100 8.4 9.6 12.0 247 11.2 -99.0
20173282000 9.0 11.1 13.5 246 11.8 -99.0
20173281900 7.0 9.5 10.6 245 10.9 -99.0
20173281800 8.7 9.8 12.7 216 10.3 -99.0
20173281700 9.2 11.6 14.5 238 10.8 -99.0
20173281600 9.0 10.2 12.7 236 11.1 -99.0
20173281500 9.5 10.6 11.4 235 10.7 -99.0
20173281400 5.9 7.0 13.0 212 10.3 -99.0
20173281300 7.4 9.5 9.5 236 8.7 -99.0
20173281200 6.1 6.6 9.6 211 7.1 -99.0
20173281100 8.0 9.1 10.0 239 5.8 -99.0
20173281000 5.6 6.4 10.1 238 4.8 -99.0
20173280900 5.6 6.5 10.0 229 3.9 -0.3
20173280800 7.3 8.4 9.6 221 2.8 -2.4
20173280700 7.4 8.4 9.2 200 1.9 -3.6
20173280600 6.8 8.2 8.6 199 1.7 -3.6
20173280500 6.9 7.5 8.7 193 1.4 -4.1
Note: Peak wind is max wind gust during entire hour
Note: Wind chill is set to -99 if air temp > 40 F or wind speed < 3 mph

      right arrow Click here for today's 2-minute data: 20171125.c6t.txt, data format (metadata)
      right arrow Click here for past data: 2017 | Archive

Access current marine observations on your mobile device. See NDBC's mobile access page.
These data are also available from NDBC website and NDBC's Dial-a-Buoy Program.
See also NWS Marine Forecast for this area, and NWS Recreational Beach Forecast

Realtime Data Disclaimer


Additional Great Lakes Meteorological Observations

» NWS, Grand Rapids Office: Near-Realtime Marine Weather, includes current conditions and forecasts
» NWS, White Lake Office: Near-Realtime Marine Weather, includes current conditions and forecasts
» NDBC Great Lakes ImageMap showing U.S. and Canadian Buoys and C-MAN Stations
» NOAA CoastWatch Great Lakes NOAAPORT Data, includes all station types
» NOAA's NowCoast: Web mapping portal to real-time coastal observations
» Winds courtesy of iWindsurf.com
» NWS Great Lakes Marine Text Forecasts by Zone
» Links to Great Lakes Water Temperature, Wind/Wave Data, & Water Levels
» Additional Great Lakes WebCams from GLIN
» GLIN: Great Lakes Information Network