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Real-Time Meteorological Observation Network
South Haven, MI  (SVNM4)  42° 24´ 05" N,   86° 17´ 20" W

See Metadata File for full description of instruments and parameters, as well as site maps. See also rtmon status, webcam status
Conditions at 6:44 am EDT on 10/15/2026 (DOY 288 10:44 GMT)
(Updated every 15 minutes)
Wind Speed:   10.3 kts   (5.3 m/s)
Max Wind Speed:   13.4 kts   (6.9 m/s)
Wind Direction:   84° (E)
Air Temperature:   54.7 °F   (12.6 °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 30 minutes)

[Live Webcam Image from South Haven, MI Met Station Camera 1]

[Live Webcam Image from South Haven, MI Met Station Camera 2]

[Live Webcam Image from South Haven, MI Met Station Camera 3]

[Live Webcam Image from South Haven, MI Met Station Camera 4]

12-hr animations:  1  2  3  4
Previous 48 images:  1  2  3  4
All Images (past 10 days)

Nearby Webcam (external site):
South Haven Lighthouse

----- 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
20262880600 11.3 14.2 14.8 084 54.1
20262880500 7.8 10.7 13.2 062 53.6
20262880400 6.2 7.8 11.7 039 52.9
20262880300 6.6 8.6 10.1 047 54.3
20262880200 3.7 5.1 10.5 052 54.3
20262880100 7.6 9.1 9.7 045 54.5
20262880000 5.8 6.8 10.5 055 55.2
20262872300 6.4 8.4 10.3 048 55.6
20262872200 6.4 8.2 9.7 039 56.8
20262872100 9.5 11.5 11.5 027 58.3
20262872000 11.5 14.4 14.6 021 60.3
20262871900 12.8 15.2 17.3 352 60.6
20262871800 14.0 16.1 17.3 338 61.0
20262871700 13.8 15.6 18.9 344 62.8
20262871600 14.8 17.1 18.9 338 62.6
20262871500 14.4 15.6 18.7 341 61.9
20262871400 10.7 12.1 16.3 340 61.9
20262871300 6.0 7.2 13.0 016 64.8
Note: Peak wind is max wind gust during entire hour

      right arrow Click here for recent 2-minute daily data: 20261015.08t.txt.txt, data format (metadata)
      right arrow Click here for past data: 2026 | Archive

The NDBC station ID for this station is: SVNM4
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
Special thanks to Special thanks to ATON CG Group Muskegon, 9th USCG Group, State of Michigan
Historic Preservation Office, and the Michigan Maritime Museum in South Haven.


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