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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 4:20 pm EST on 01/06/2026 (DOY 006 21:20 GMT)
(Updated every 10 minutes)
Wind Speed:   5.1 kts   (2.6 m/s)
Max Wind Speed:   5.6 kts   (2.9 m/s)
Wind Direction:   74° (ENE)
Air Temperature:   33.4 °F   (0.8 °C)
Wind Chill:   28.1 °F   (-2.2 °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
m/s 		Wind
Gust
m/s 		Peak
Wind
m/s 		Wind
Dir
deg 		Air
Tmp
C 		Wind
Chill
C
20260061600 3.2 3.4 3.8 080 0.9 -2.6
20260061500 2.8 3.0 3.4 075 0.9 -2.2
20260061400 1.9 2.1 3.6 075 0.7 -1.5
20260061300 3.4 3.9 3.9 126 0.7 -3.0
20260061200 4.6 5.2 5.2 136 0.9 -3.6
20260061100 4.7 5.0 5.8 117 1.0 -3.5
20260061000 3.3 3.6 5.3 083 0.3 -3.4
20260060900 2.6 2.7 3.6 085 0.0 -3.1
20260060800 0.8 0.9 2.6 123 -0.1 -0.1
20260060700 1.9 2.2 2.5 122 -0.2 -2.6
20260060600 2.7 3.1 3.5 132 -0.3 -3.6
20260060500 2.1 2.7 3.4 180 -0.4 -3.0
20260060400 3.6 4.4 5.1 174 -0.4 -4.5
20260060300 2.6 3.0 4.4 145 -0.4 -3.6
20260060200 3.0 3.5 3.7 159 -0.6 -4.2
20260060100 3.2 3.5 4.0 188 -0.8 -4.6
20260060000 3.9 4.7 5.5 200 -0.7 -5.1
20260052300 3.3 3.7 5.4 199 -0.5 -4.4
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: 20260106.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