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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 7:20 pm EST on 01/09/2026 (DOY 010 00:20 GMT)
(Updated every 10 minutes)
Wind Speed:   11.5 kts   (5.9 m/s)
Max Wind Speed:   16.7 kts   (8.6 m/s)
Wind Direction:   325° (NW)
Air Temperature:   35.1 °F   (1.7 °C)
Wind Chill:   26.2 °F   (-3.2 °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
kts 		Wind
Gust
kts 		Peak
Wind
kts 		Wind
Dir
deg 		Air
Tmp
F 		Wind
Chill
F
20260091900 12.1 17.9 20.8 312 35.4 26.4
20260091800 9.1 14.0 19.6 316 35.8 28.2
20260091700 13.0 18.7 25.1 315 36.5 27.4
20260091600 16.9 25.1 25.7 301 37.6 27.4
20260091500 25.7 36.0 36.0 303 38.5 26.5
20260091400 18.5 27.2 33.2 307 37.6 27.0
20260091300 16.3 23.5 30.1 302 35.8 25.3
20260091200 12.1 16.9 35.6 289 37.6 29.1
20260091100 16.7 24.1 25.9 302 41.4 -99.0
20260091000 13.6 14.6 24.7 232 49.8 -99.0
20260090900 11.5 12.6 23.7 211 46.9 -99.0
20260090800 13.8 14.8 20.4 192 44.6 -99.0
20260090700 5.6 6.8 17.5 065 38.5 33.6
20260090600 8.9 10.1 11.7 128 39.7 33.2
20260090500 9.5 10.5 12.4 134 36.7 29.1
20260090400 9.5 11.3 13.6 152 35.8 28.0
20260090300 22.2 27.2 27.2 149 37.2 25.6
20260090200 18.1 20.8 30.1 146 37.2 26.6
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: 20260110.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