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 8:30 pm EDT on 03/24/2019 (DOY 084 00:30 GMT)
(Updated at about 02,17,32,47 minutes past the hour)

Wind Speed:	8.0 kts (4.1 m/s)
Max Wind Speed:	9.9 kts (5.1 m/s)
Wind Direction:	354° (N)
Air Temperature:	34.2 °F (1.2 °C)
Wind Chill:	26.8 °F (-2.9 °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)

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(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	EDT	Wind Spd kts	Wind Gust kts	Peak Wind kts	Wind Dir deg	Air Tmp F	Wind Chill F
2019	083	2000	9.5	12.6	13.6	360	35.1	27.1
2019	083	1900	6.6	7.0	12.4	017	36.1	30.1
2019	083	1800	2.9	3.3	7.0	326	37.8	35.4
2019	083	1700	4.7	4.9	7.8	197	39.9	36.1
2019	083	1600	3.3	3.5	4.5	201	41.2	-99.0
2019	083	1500	2.9	3.7	7.2	199	41.0	-99.0
2019	083	1400	2.9	3.3	4.5	213	40.6	-99.0
2019	083	1300	3.5	3.7	5.1	188	40.8	-99.0
2019	083	1200	7.4	7.6	7.8	193	41.9	-99.0
2019	083	1100	6.4	7.0	8.2	191	42.8	-99.0
2019	083	1000	6.4	7.0	9.5	175	44.8	-99.0
2019	083	0900	4.1	4.7	7.0	123	41.2	-99.0
2019	083	0800	2.9	3.1	5.8	130	40.8	-99.0
2019	083	0700	4.5	4.9	5.1	138	39.6	35.8
2019	083	0600	3.7	3.7	5.6	146	39.6	36.6
2019	083	0500	5.1	5.4	5.6	146	39.0	34.7
2019	083	0400	4.5	5.2	6.0	146	39.7	36.1
2019	083	0300	5.6	6.4	6.6	158	39.7	35.1

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: 20190325.08t.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