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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.
Conditions at 4:10 am EST on 11/15/2018 (DOY 319 09:10 GMT)
(Updated at about 04,14,24,34,44,54 minutes past the hour)
Wind Speed:   8.4 kts   (4.3 m/s)
Max Wind Speed:   9.7 kts   (5.0 m/s)
Wind Direction:   241° (WSW)
Air Temperature:   27.0 °F   (-2.8 °C)
Wind Chill:   17.7 °F   (-7.9 °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 14 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
20183190400 4.2 5.2 5.5 242 -2.9 -8.0
20183190300 2.6 3.0 5.9 258 -3.7 -7.5
20183190200 2.9 3.2 3.8 259 -3.7 -7.8
20183190100 5.5 6.1 7.1 216 -2.5 -8.3
20183190000 3.5 4.0 6.7 248 -3.6 -8.3
20183182300 5.8 6.5 6.5 222 -2.1 -8.0
20183182200 5.6 6.6 8.1 187 -1.6 -7.3
20183182100 4.1 5.3 8.0 192 -2.1 -6.9
20183182000 1.6 2.7 6.1 267 -3.3 -5.7
20183181900 0.9 1.5 5.2 131 -3.0 -3.0
20183181800 0.9 1.1 2.8 328 -3.2 -3.2
20183181700 1.4 1.7 1.8 309 -3.2 -5.2
20183181600 2.9 3.3 3.3 294 -3.2 -7.2
20183181500 2.7 4.2 5.2 289 -3.2 -7.0
20183181400 1.7 2.8 3.8 029 -3.2 -5.7
20183181300 1.0 1.4 3.4 282 -3.6 -3.6
20183181200 2.9 3.4 3.6 030 -4.2 -8.4
20183181100 3.5 4.4 5.2 320 -4.5 -9.4
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 today's 2-minute data: 20181115.c6t.txt, data format (metadata)
      right arrow Click here for past data: 2018 | 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