Back to Met Station Array Page
Milwaukee | Chicago | Michigan City | South Haven | Muskegon | Alpena | Thunder Bay Island | Toledo Light #2

Real-Time Meteorological Observation Network
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 7:40 pm EST on 02/20/2019 (DOY 052 00:40 GMT)
(Updated at about 04,14,24,34,44,54 minutes past the hour)
Wind Speed:   21.8 kts   (11.2 m/s)
Max Wind Speed:   23.9 kts   (12.3 m/s)
Wind Direction:   154° (SSE)
Air Temperature:   29.1 °F   (-1.6 °C)
Wind Chill:   14.8 °F   (-9.5 °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 7 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
20190511900 12.7 14.3 14.3 150 -1.4 -9.7
20190511800 12.0 13.1 15.1 132 -1.9 -10.2
20190511700 10.4 12.1 15.0 122 -2.4 -10.3
20190511600 10.6 12.2 12.8 125 -2.2 -10.1
20190511500 10.7 11.8 13.8 123 -2.0 -9.9
20190511400 6.4 7.3 10.7 135 -2.6 -9.0
20190511300 5.0 5.4 7.3 152 -3.5 -9.3
20190511200 7.1 7.7 9.5 152 -3.1 -9.9
20190511100 7.2 7.8 9.2 154 -3.2 -10.1
20190511000 7.3 7.8 9.1 159 -3.8 -10.9
20190510900 0.2 1.1 8.9 182 -6.7 -6.7
20190510800 1.4 1.6 1.7 220 -7.7 -10.3
20190510700 0.8 1.0 2.7 197 -8.7 -8.7
20190510600 1.3 1.6 1.6 196 -9.6 -9.6
20190510500 0.5 0.7 1.5 051 -9.9 -9.9
20190510400 0.1 0.7 1.7 100 -10.8 -10.8
20190510300 0.0 0.0 1.2 000 -10.3 -10.3
20190510200 0.2 0.4 0.4 137 -10.5 -10.5
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: 20190221.c6t.txt, data format (metadata)
      right arrow Click here for past data: 2019 | 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
» GLIN: Great Lakes Information Network