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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 2:30 pm EST on 01/07/2026 (DOY 007 19:30 GMT)
(Updated every 10 minutes)
Wind Speed:   2.7 kts   (1.4 m/s)
Max Wind Speed:   3.5 kts   (1.8 m/s)
Wind Direction:   284° (WNW)
Air Temperature:   36.3 °F   (2.4 °C)
Wind Chill:   34.0 °F   (1.1 °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
20260071400 1.7 2.1 4.5 287 2.3 0.6
20260071300 1.4 1.4 3.6 213 2.0 0.7
20260071200 2.0 2.3 2.6 234 1.6 -0.6
20260071100 2.3 2.5 3.7 235 1.6 -0.9
20260071000 2.2 2.5 2.8 254 0.8 -1.8
20260070900 1.1 1.3 2.9 222 0.6 0.6
20260070800 1.3 2.1 2.7 306 0.3 0.3
20260070700 3.1 3.9 4.6 286 0.4 -3.1
20260070600 3.3 4.1 5.0 290 0.4 -3.3
20260070500 3.8 5.0 5.2 279 0.5 -3.5
20260070400 3.4 4.4 4.6 294 0.6 -3.1
20260070300 2.6 3.6 4.8 297 0.7 -2.3
20260070200 1.8 2.7 4.0 322 0.7 -1.4
20260070100 1.9 2.2 2.8 307 0.7 -1.5
20260070000 2.4 3.3 3.3 300 0.7 -2.1
20260062300 1.9 2.0 3.5 304 0.7 -1.5
20260062200 1.8 1.9 2.3 303 0.7 -1.4
20260062100 0.8 0.9 2.3 326 0.8 0.8
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: 20260107.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