Station List

Station SVNM4 - South Haven Light, South Haven, MI Image indicating link to RSS feed of recent meteorological observations for station SVNM4

Owned and maintained by Great Lakes Environmental Research Laboratory
C-MAN Station
42.401 N 86.288 W (42°24'5" N 86°17'17" W)

Site elevation: 176 m above mean sea level
Air temp height: 13.7 m above site elevation
Anemometer height: 16.8 m above site elevation

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station SVNM4

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yellow diamond Stations with recent data
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Station SVNM4

Conditions at SVNM4 as of
(10:50 am EST)
1550 GMT on 12/26/2025:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wind Direction Wind Direction (WDIR): N ( 350 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 5 kts
5-day plot - Wind Gust Wind Gust (GST): 6 kts
5-day plot - Air Temperature Air Temperature (ATMP): 36.5 °F
5-day plot - Wind Chill Wind Chill (CHILL): 31.6 °F
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(EST)		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
GST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Average Wave Period
APD
sec		 5-day plot - Mean Wave Direction
MWD
 		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F		 5-day plot - Salinity
SAL
psu		 5-day plot - Visibility
VIS
nmi		 5-day plot - Tide (above MLLW)
TIDE
ft
2025-12-26 10:40 am N 7 7------ 36.9-----
2025-12-26 10:30 am N 5 7------ 37.8-----
2025-12-26 10:20 am- 0 0------ 37.8-----
2025-12-26 10:10 am SE 1 2------ 37.8-----
2025-12-26 10:00 amESE 5 7------ 37.8-----
2025-12-26 09:50 amNNE 4 7------ 37.6-----
2025-12-26 09:40 am E 9 13------ 37.8-----
2025-12-26 09:30 am E 8 12------ 37.8-----
2025-12-26 09:20 am E 13 17------ 37.9-----
2025-12-26 09:10 am E 13 18------ 37.8-----
2025-12-26 09:00 am E 12 14------ 37.4-----
2025-12-26 08:50 am E 15 22------ 37.4-----
2025-12-26 08:40 am E 15 18------ 36.7-----
2025-12-26 08:30 am E 15 20------ 36.5-----
2025-12-26 08:20 am E 16 20------ 36.3-----
2025-12-26 08:10 am E 15 19------ 36.1-----
2025-12-26 08:00 am E 18 22------ 36.1-----
2025-12-26 07:50 am E 17 21------ 36.0-----
2025-12-26 07:40 am E 16 20------ 35.8-----
2025-12-26 07:30 am E 18 24------ 35.8-----
2025-12-26 07:20 am E 18 22------ 36.0-----
2025-12-26 07:10 amESE 14 20------ 36.1-----
2025-12-26 07:00 am E 15 20------ 36.1-----
2025-12-26 06:50 am E 17 21------ 36.1-----
2025-12-26 06:40 am E 15 20------ 36.1-----
2025-12-26 06:30 am E 18 21------ 36.1-----
2025-12-26 06:20 am E 19 27------ 36.0-----
2025-12-26 06:10 am E 18 22------ 36.0-----
2025-12-26 06:00 am E 20 25------ 35.8-----
2025-12-26 05:50 am E 21 25------ 36.0-----
2025-12-26 05:40 am E 20 24------ 36.0-----
2025-12-26 05:30 am E 20 24------ 36.0-----
2025-12-26 05:20 am E 16 20------ 35.8-----
2025-12-26 05:10 am E 13 17------ 35.6-----
2025-12-26 05:00 am E 15 19------ 35.6-----
2025-12-26 04:50 am E 16 21------ 35.2-----
2025-12-26 04:40 am E 19 24------ 35.2-----
2025-12-26 04:30 am E 17 22------ 35.4-----
2025-12-26 04:20 am E 12 17------ 35.2-----
2025-12-26 04:10 am E 19 24------ 35.4-----
2025-12-26 04:00 am E 17 23------ 35.8-----
2025-12-26 03:50 am E 14 17------ 36.1-----
2025-12-26 03:40 am E 16 19------ 36.1-----
2025-12-26 03:30 amENE 17 23------ 36.1-----
2025-12-26 03:20 am E 20 27------ 36.3-----
2025-12-26 03:10 am E 21 26------ 36.3-----
2025-12-26 03:00 am E 19 26------ 36.1-----
2025-12-26 02:50 am E 20 27------ 36.1-----
2025-12-26 02:40 am E 21 27------ 36.1-----
2025-12-26 02:30 am E 19 24------ 36.0-----
2025-12-26 02:20 am E 21 25------ 36.0-----
2025-12-26 02:10 am E 19 27------ 36.0-----
2025-12-26 02:00 am E 19 26------ 36.1-----
2025-12-26 01:50 am E 22 26------ 36.1-----
2025-12-26 01:40 am E 20 26------ 36.1-----
2025-12-26 01:30 am E 20 24------ 36.1-----
2025-12-26 01:20 am E 20 25------ 36.1-----
2025-12-26 01:10 am E 21 32------ 36.1-----
2025-12-26 01:00 am E 20 25------ 36.3-----
2025-12-26 12:50 am E 18 26------ 36.3-----
2025-12-26 12:40 am E 20 27------ 36.3-----
2025-12-26 12:30 am E 21 27------ 36.3-----
2025-12-26 12:20 am E 17 20------ 36.3-----
2025-12-26 12:10 am E 20 25------ 36.3-----
2025-12-26 12:00 am E 17 24------ 36.3-----
2025-12-25 11:50 pm E 22 30------ 36.3-----
2025-12-25 11:40 pm E 18 24------ 36.3-----
2025-12-25 11:30 pm E 18 26------ 36.5-----
2025-12-25 11:20 pm E 16 21------ 36.5-----
2025-12-25 11:10 pm E 12 15------ 36.1-----
2025-12-25 11:00 pm E 14 19------ 36.0-----
2025-12-25 10:50 pm E 11 15------ 36.0-----
2025-12-25 10:40 pm E 11 14------ 35.8-----
2025-12-25 10:30 pm E 9 11------ 36.0-----
2025-12-25 10:20 pm E 8 11------ 36.0-----
2025-12-25 10:10 pm E 8 12------ 36.0-----
2025-12-25 10:00 pm E 9 12------ 36.0-----
2025-12-25 09:50 pm E 9 13------ 36.1-----
2025-12-25 09:20 pmENE 13 17------ 35.8-----
2025-12-25 09:10 pmENE 13 16------ 35.8-----
2025-12-25 09:00 pmENE 10 12------ 36.0-----
2025-12-25 08:50 pmENE 11 14------ 36.0-----
2025-12-25 08:40 pmENE 7 9------ 36.0-----
2025-12-25 08:30 pmENE 10 14------ 36.0-----
2025-12-25 08:20 pmENE 11 15------ 36.1-----
2025-12-25 08:10 pmENE 9 13------ 36.1-----
2025-12-25 08:00 pmENE 7 9------ 36.1-----
2025-12-25 07:50 pmENE 9 12------ 36.1-----
2025-12-25 07:40 pmENE 6 8------ 36.3-----
2025-12-25 07:30 pmENE 10 13------ 36.5-----
2025-12-25 07:20 pmENE 7 11------ 36.5-----
2025-12-25 07:10 pmENE 6 9------ 36.7-----
2025-12-25 07:00 pmENE 9 12------ 36.9-----
2025-12-25 06:40 pmENE 10 12------ 37.4-----
2025-12-25 06:30 pmENE 9 11------ 37.4-----
2025-12-25 06:20 pmENE 11 15------ 37.4-----
2025-12-25 06:10 pm NE 7 11------ 37.4-----
2025-12-25 06:00 pmENE 9 12------ 37.6-----
2025-12-25 05:50 pmENE 9 12------ 37.9-----
2025-12-25 05:40 pmENE 10 12------ 38.1-----
2025-12-25 05:30 pmENE 10 13------ 38.7-----
2025-12-25 05:20 pm NE 8 10------ 38.8-----
2025-12-25 05:10 pm NE 8 13------ 39.2-----
2025-12-25 05:00 pm NE 11 16------ 39.6-----
2025-12-25 04:50 pm NE 7 10------ 39.7-----
2025-12-25 04:40 pm NE 10 12------ 40.1-----
2025-12-25 04:30 pm NE 7 8------ 40.3-----
2025-12-25 04:20 pm NE 8 11------ 40.6-----
2025-12-25 04:10 pm NE 8 11------ 41.2-----
2025-12-25 04:00 pmNNE 10 14------ 41.5-----
2025-12-25 03:50 pm NE 9 12------ 41.4-----
2025-12-25 03:40 pmNNE 8 10------ 41.4-----
2025-12-25 03:30 pmNNE 8 10------ 41.7-----
2025-12-25 03:20 pmNNE 8 12------ 41.9-----
2025-12-25 03:10 pm NE 7 10------ 41.9-----
2025-12-25 03:00 pm NE 5 8------ 42.1-----
2025-12-25 02:50 pmNNE 8 10------ 41.7-----
2025-12-25 02:40 pm NE 7 10------ 42.1-----
2025-12-25 02:30 pmENE 8 10------ 42.1-----
2025-12-25 02:20 pmENE 5 8------ 41.9-----
2025-12-25 02:10 pm NE 8 10------ 41.5-----
2025-12-25 02:00 pmENE 7 11------ 41.4-----
2025-12-25 01:50 pmENE 8 11------ 41.2-----
2025-12-25 01:40 pm NE 7 10------ 41.0-----
2025-12-25 01:30 pm NE 10 14------ 40.8-----
2025-12-25 01:20 pm NE 8 10------ 41.0-----
2025-12-25 01:10 pm NE 9 12------ 40.6-----
2025-12-25 01:00 pmENE 9 13------ 40.1-----
2025-12-25 12:50 pm NE 10 12------ 39.7-----
2025-12-25 12:40 pm NE 8 10------ 39.4-----
2025-12-25 12:30 pm NE 9 13------ 38.8-----
2025-12-25 12:20 pm NE 10 13------ 38.7-----
2025-12-25 12:10 pmENE 10 12------ 38.5-----
2025-12-25 12:00 pm NE 9 11------ 39.0-----
2025-12-25 11:50 amNNE 10 14------ 38.7-----
2025-12-25 11:40 am NE 10 14------ 38.1-----
2025-12-25 11:30 am NE 13 16------ 37.6-----
2025-12-25 11:20 amNNE 8 11------ 37.4-----
2025-12-25 11:10 amNNE 10 13------ 37.8-----
2025-12-25 11:00 am N 8 12------ 37.4-----
2025-12-25 10:50 amNNE 7 9------ 36.9-----