NOAA - Great Lakes Environmental Research Laboratory

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.

Conditions at 5:44 am EST on 02/17/2019 (DOY 048 10:44 GMT)
(Updated at about 02,17,32,47 minutes past the hour)

Wind Speed:	7.8 kts (4.0 m/s)
Max Wind Speed:	9.7 kts (5.0 m/s)
Wind Direction:	71° (ENE)
Air Temperature:	24.3 °F (-4.3 °C)
Wind Chill:	14.8 °F (-9.6 °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 2X per hour)
Webcam Location & Info

12-hr animations: 1 2 3 4
Previous 48 images: 1 2 3 4
All Images (past 7 days)

----- Previous 18 Hours (at top of hour) [English] [Metric] -----
YEAR	DOY	EST	Wind Spd kts	Wind Gust kts	Peak Wind kts	Wind Dir deg	Air Tmp F	Wind Chill F
2019	048	0500	7.6	10.7	10.7	079	24.3	14.9
2019	048	0400	5.2	6.8	12.1	082	24.3	17.0
2019	048	0300	10.5	14.2	14.8	099	24.3	13.0
2019	048	0200	8.4	11.5	14.4	095	23.9	13.9
2019	048	0100	10.3	13.8	13.8	096	23.7	12.4
2019	048	0000	7.0	9.3	15.9	104	23.7	14.7
2019	047	2300	4.5	5.8	11.5	069	23.0	16.4
2019	047	2200	7.2	8.7	8.7	078	24.1	15.0
2019	047	2100	7.4	9.3	11.9	116	24.8	15.7
2019	047	2000	3.5	4.7	12.4	103	25.2	20.1
2019	047	1900	4.3	6.8	8.2	094	25.2	19.1
2019	047	1800	7.4	8.7	8.7	074	25.2	16.2
2019	047	1700	7.0	8.6	13.0	078	25.9	17.4
2019	047	1600	9.5	11.9	13.2	039	27.7	17.9
2019	047	1500	8.4	10.1	12.2	015	25.9	16.4
2019	047	1400	3.5	4.7	11.3	328	26.2	21.4
2019	047	1300	3.7	5.6	9.9	026	25.5	20.3
2019	047	1200	1.7	4.1	9.3	056	23.2	23.2

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

Click here for today's 2-minute data: 20190217.08t.txt, data format (metadata)
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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
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

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