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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 1:42 am EDT on 05/01/2025 (DOY 121 05:42 GMT)
(Updated every 10 minutes)
Wind Speed:   8.7 kts   (4.5 m/s)
Max Wind Speed:   9.7 kts   (5.0 m/s)
Wind Direction:   140° (SE)
Air Temperature:   39.4 °F   (4.1 °C)
Wind Chill:   32.8 °F   (0.5 °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 EDT Wind
Spd
kts 		Wind
Gust
kts 		Peak
Wind
kts 		Wind
Dir
deg 		Air
Tmp
F
20251210100 8.6 9.7 9.9 158 39.2
20251210000 10.3 12.1 12.2 157 39.2
20251202300 11.7 12.4 13.6 152 37.9
20251202200 10.5 12.1 14.0 152 37.2
20251202100 9.1 10.1 13.2 122 37.2
20251202000 7.4 8.4 10.9 089 37.0
20251201900 10.9 12.1 14.4 116 36.3
20251201800 15.0 17.3 17.9 136 35.8
20251201700 14.0 16.1 18.1 128 35.4
20251201600 13.4 15.0 17.3 134 35.6
20251201500 12.4 13.6 16.9 129 35.2
20251201400 12.6 13.8 14.8 143 35.6
20251201300 9.5 10.9 15.7 115 35.8
20251201200 8.6 10.5 12.1 154 36.1
20251201100 4.9 6.0 11.1 177 38.1
20251201000 2.1 2.9 7.2 212 36.7
20251200900 2.3 2.9 7.4 310 33.3
20251200800 3.7 5.2 7.6 285 32.7
Note: Peak wind is max wind gust during entire hour

      right arrow Click here for recent 2-minute daily data: 20250501.c6t.txt.txt, data format (metadata)
      right arrow Click here for past data: 2025 | 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