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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. See also rtmon status, webcam status
Conditions at 9:10 am EST on 02/03/2026 (DOY 034 14:10 GMT)
(Updated every 10 minutes)
Wind Speed:   7.6 kts   (3.9 m/s)
Max Wind Speed:   10.9 kts   (5.6 m/s)
Wind Direction:   333° (NNW)
Air Temperature:   14.7 °F   (-9.6 °C)
Wind Chill:   3.2 °F   (-16.0 °C)
Data & Plots of Previous 3 Hours (2 minute increments)
Data & Plots of Previous 5 Days (hourly increments)
         1 Day Windrose Plot, 5 Day Windrose Plot, (explanation)         
Click on image to enlarge
(images updated every 10 minutes)

[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]

[Live Webcam Image from Alpena, MI Met Station Camera 5]

6-hr animations: 1  2  3  4  5
Previous 48 images (top of hour only): 1  2  3  4  5
All Images (past 10 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
20260340900 6.1 8.1 8.1 306 -9.6 -17.7
20260340800 6.0 7.6 9.1 299 -9.5 -17.5
20260340700 6.0 8.8 10.7 304 -9.0 -16.9
20260340600 4.5 5.6 9.1 294 -8.3 -14.9
20260340500 4.5 6.2 7.4 289 -8.2 -14.8
20260340400 5.0 6.9 8.7 291 -8.2 -15.2
20260340300 3.6 4.6 6.4 314 -7.1 -12.6
20260340200 4.5 5.3 6.9 298 -6.2 -12.3
20260340100 3.2 4.7 7.8 295 -5.6 -10.4
20260340000 4.4 5.5 5.5 300 -5.3 -11.1
20260332300 3.6 4.6 5.9 312 -4.8 -9.8
20260332200 3.7 5.3 8.2 327 -4.4 -9.4
20260332100 3.1 3.8 5.5 326 -4.0 -8.4
20260332000 3.9 4.9 6.6 256 -4.0 -9.1
20260331900 2.9 3.5 3.9 249 -4.0 -8.2
20260331800 2.6 3.0 3.9 255 -3.6 -7.4
20260331700 2.8 3.3 4.4 278 -3.3 -7.3
20260331600 2.5 3.2 5.5 250 -2.8 -6.3
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 recent 2-minute daily data: 20260203.c6t.txt.txt, data format (metadata)
      right arrow Click here for past data: 2026 | Archive

The NDBC station ID for this station is: APNM4
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

Contact:
General Information & Media Inquiries:
oar.glerl.www@noaa.gov
(734) 741-2235 		Data Inquiries:
oar.glerl.data@noaa.gov