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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 1:30 am EST on 11/19/2019 (DOY 323 06:30 GMT)
(Updated at about 02,12,22,32,42,52 minutes past the hour)
Wind Speed:   0.0 kts   (0.0 m/s)
Max Wind Speed:   0.0 kts   (0.0 m/s)
Wind Direction:   0° (N)
Air Temperature:   36.0 °F   (2.2 °C)
Wind Chill:   36.0 °F   (2.2 °C)
Data & Plots of Previous 3 Hours (2 minute increments)
Data & Plots of Previous 5 Days (hourly increments)
         1 Day Windrose Plot5 Day Windrose Plot(explanation)         
Click on image to enlarge
(images updated 6X per hour)
Webcam Location & Info
[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]
6-hr animations: 1  2  3  4
Previous 48 images (top of hour only): 1  2  3  4
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
20193230100 0.0 0.0 1.7 000 36.1 36.1
20193230000 0.2 0.6 2.7 295 36.9 36.9
20193222300 2.3 2.7 4.1 240 35.8 35.8
20193222200 3.3 3.5 3.9 216 37.0 34.1
20193222100 0.6 0.8 3.7 260 37.2 37.2
20193222000 2.1 2.3 3.3 216 36.9 36.9
20193221900 6.2 6.4 6.4 189 37.4 31.9
20193221800 2.7 3.3 6.6 199 37.2 35.1
20193221700 5.2 5.4 5.4 183 37.8 33.1
20193221600 6.4 6.6 7.2 172 38.1 32.6
20193221500 1.9 2.7 8.6 160 38.3 38.3
20193221400 7.0 7.2 7.2 160 38.5 32.7
20193221300 7.6 8.6 10.3 150 38.1 31.9
20193221200 8.0 8.4 9.9 177 37.9 31.5
20193221100 5.6 5.8 8.7 185 36.3 31.0
20193221000 1.6 1.9 5.8 226 35.4 35.4
20193220900 4.3 4.3 4.7 214 35.4 31.2
20193220800 3.9 4.3 4.9 176 35.4 31.6
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 today's 2-minute data: 20191119.c6t.txt, data format (metadata)
      right arrow Click here for past data: 2019 | Archive

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