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
red diamond Stations with no data in last 8 hours
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Station SVNM4

Conditions at SVNM4 as of
(12:20 pm EDT)
1620 GMT on 08/10/2026:
     

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):SSW ( 200 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 10 kts
5-day plot - Wind Gust Wind Gust (GST): 11 kts
5-day plot - Air Temperature Air Temperature (ATMP): 74.1 °F
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(EDT)		 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
2026-08-10 12:10 pm S 8 8------ 74.1-----
2026-08-10 12:00 pm S 8 8------ 74.3-----
2026-08-10 11:50 am S 9 10------ 74.3-----
2026-08-10 11:40 am S 9 9------ 74.3-----
2026-08-10 11:30 am S 7 8------ 74.3-----
2026-08-10 11:20 am S 8 9------ 74.5-----
2026-08-10 11:10 am S 7 8------ 74.7-----
2026-08-10 11:00 am S 7 7------ 74.7-----
2026-08-10 10:50 am S 7 8------ 74.5-----
2026-08-10 10:40 am S 5 6------ 74.7-----
2026-08-10 10:30 amSSE 4 5------ 74.5-----
2026-08-10 10:20 am SE 6 7------ 73.9-----
2026-08-10 10:10 am SE 6 8------ 73.8-----
2026-08-10 10:00 am SE 6 8------ 73.4-----
2026-08-10 09:50 amESE 7 8------ 72.7-----
2026-08-10 09:40 amESE 7 8------ 72.3-----
2026-08-10 09:30 amESE 8 9------ 71.6-----
2026-08-10 09:20 amESE 6 7------ 71.1-----
2026-08-10 09:10 am E 7 9------ 70.7-----
2026-08-10 09:00 am E 7 8------ 70.3-----
2026-08-10 08:50 am E 8 10------ 70.2-----
2026-08-10 08:40 am E 8 10------ 69.8-----
2026-08-10 08:30 am E 8 9------ 69.8-----
2026-08-10 08:20 am E 10 12------ 69.6-----
2026-08-10 08:10 am E 8 10------ 69.4-----
2026-08-10 08:00 am E 8 10------ 69.4-----
2026-08-10 07:50 am E 9 12------ 69.4-----
2026-08-10 07:40 am E 8 10------ 69.4-----
2026-08-10 07:30 am E 9 11------ 69.4-----
2026-08-10 07:20 am E 9 11------ 69.3-----
2026-08-10 07:10 am E 10 11------ 69.4-----
2026-08-10 07:00 amENE 11 12------ 69.4-----
2026-08-10 06:50 amENE 9 11------ 69.6-----
2026-08-10 06:40 amENE 11 13------ 69.8-----
2026-08-10 06:30 am E 11 13------ 69.8-----
2026-08-10 06:20 am E 8 10------ 70.0-----
2026-08-10 06:10 am NE 5 6------ 70.7-----
2026-08-10 06:00 am NE 14 16------ 69.8-----
2026-08-10 05:50 amENE 9 9------ 70.2-----
2026-08-10 05:40 am E 5 6------ 71.4-----
2026-08-10 05:30 amESE 2 3------ 73.6-----
2026-08-10 05:20 am S 4 5------ 73.6-----
2026-08-10 05:10 am SE 4 5------ 71.8-----
2026-08-10 05:00 am SE 5 5------ 71.8-----
2026-08-10 04:50 amESE 4 5------ 71.4-----
2026-08-10 04:40 am SE 4 5------ 70.9-----
2026-08-10 04:30 am SE 4 5------ 70.0-----
2026-08-10 04:20 amESE 6 7------ 69.8-----
2026-08-10 04:10 am SE 4 5------ 70.2-----
2026-08-10 04:00 amSSE 4 6------ 70.0-----
2026-08-10 03:50 amESE 10 12------ 69.8-----
2026-08-10 03:40 am SE 11 13------ 69.6-----
2026-08-10 03:30 amSSE 12 14------ 69.4-----
2026-08-10 03:20 amSSE 10 11------ 69.3-----
2026-08-10 03:10 am SE 10 11------ 68.7-----
2026-08-10 03:00 am SW 10 11------ 70.3-----
2026-08-10 02:50 am SW-------- 68.5-----
2026-08-10 02:40 amSSW 19 25------ 75.0-----
2026-08-10 02:30 am S 9 10------ 73.8-----
2026-08-10 02:20 amSSE 8 9------ 72.5-----
2026-08-10 02:10 am SE 7 10------ 72.1-----
2026-08-10 02:00 am SE 11 13------ 72.3-----
2026-08-10 01:50 am SE 10 13------ 72.7-----
2026-08-10 01:40 am SE 10 11------ 72.3-----
2026-08-10 01:30 am SE 12 14------ 72.7-----
2026-08-10 01:20 am SE 11 13------ 72.0-----
2026-08-10 01:10 am SE 11 13------ 71.4-----
2026-08-10 01:00 am SE 11 14------ 70.9-----
2026-08-10 12:50 am SE 11 13------ 71.6-----
2026-08-10 12:40 am SE 12 16------ 71.2-----
2026-08-10 12:30 amESE 12 14------ 71.4-----
2026-08-10 12:20 am SE 8 10------ 70.9-----
2026-08-10 12:10 amSSE 7 11------ 70.7-----
2026-08-10 12:00 am SE 8 11------ 70.2-----
2026-08-09 11:50 pm SE 9 10------ 70.2-----
2026-08-09 11:40 pmESE 8 9------ 70.2-----
2026-08-09 11:30 pm SE 9 10------ 70.5-----
2026-08-09 11:20 pm SE 8 9------ 70.5-----
2026-08-09 11:10 pm SE 7 8------ 70.2-----
2026-08-09 11:00 pmESE 7 10------ 70.3-----
2026-08-09 10:50 pm SE 7 8------ 70.2-----
2026-08-09 10:40 pm SE 7 9------ 70.2-----
2026-08-09 10:30 pm SE 7 8------ 70.5-----
2026-08-09 10:20 pm SE 10 11------ 71.2-----
2026-08-09 10:10 pmSSE 7 8------ 71.2-----
2026-08-09 10:00 pmSSE 8 9------ 71.2-----
2026-08-09 09:50 pmSSE 8 9------ 71.1-----
2026-08-09 09:40 pmSSE 8 9------ 71.1-----
2026-08-09 09:30 pmSSE 7 9------ 71.1-----
2026-08-09 09:20 pmSSE 9 10------ 71.2-----
2026-08-09 09:10 pm S 11 12------ 71.4-----
2026-08-09 09:00 pm S 11 13------ 71.6-----
2026-08-09 08:50 pm S 11 13------ 71.1-----
2026-08-09 08:40 pm S 12 14------ 70.7-----
2026-08-09 08:30 pmSSE 12 14------ 70.9-----
2026-08-09 08:20 pm S 13 14------ 71.1-----
2026-08-09 08:10 pmSSE 10 12------ 70.9-----
2026-08-09 08:00 pm S 12 12------ 70.9-----
2026-08-09 07:40 pmSSE 8 9------ 70.7-----
2026-08-09 07:30 pm S 12 13------ 70.3-----
2026-08-09 07:20 pm S 10 12------ 69.8-----
2026-08-09 07:10 pm S 9 12------ 69.8-----
2026-08-09 07:00 pmSSE 10 12------ 69.8-----
2026-08-09 06:50 pmSSE 8 9------ 69.4-----
2026-08-09 06:40 pm SE 10 11------ 69.1-----
2026-08-09 06:30 pmSSE 9 10------ 70.0-----
2026-08-09 06:20 pm SE 8 9------ 69.3-----
2026-08-09 06:10 pm SE 9 10------ 69.1-----
2026-08-09 06:00 pmESE 7 9------ 69.1-----
2026-08-09 05:50 pmESE 8 9------ 69.3-----
2026-08-09 05:40 pmESE 9 10------ 69.1-----
2026-08-09 05:30 pmESE 11 14------ 69.3-----
2026-08-09 05:20 pm SE 13 16------ 69.3-----
2026-08-09 05:10 pm SE 15 18------ 68.2-----
2026-08-09 05:00 pmESE 11 14------ 68.0-----
2026-08-09 04:50 pmESE 8 10------ 68.0-----
2026-08-09 04:40 pmESE 11 12------ 68.4-----
2026-08-09 04:30 pm SE 11 14------ 68.0-----
2026-08-09 04:20 pmESE 6 9------ 67.5-----
2026-08-09 04:10 pmESE 17 19------ 67.8-----
2026-08-09 04:00 pm W 12 16------ 68.9-----
2026-08-09 03:50 pm W 8 13------ 67.5-----
2026-08-09 03:40 pm NW 13 19------ 67.5-----
2026-08-09 03:30 pmWNW-------- 67.1-----
2026-08-09 03:20 pm E 6 7------ 77.0-----
2026-08-09 03:10 pm E 4 6------ 77.2-----
2026-08-09 03:00 pm E 7 8------ 77.5-----
2026-08-09 02:50 pm E 5 6------ 77.7-----
2026-08-09 02:40 pm E 5 6------ 78.1-----
2026-08-09 02:30 pmESE 5 5------ 78.4-----
2026-08-09 02:20 pm SE 4 5------ 78.3-----
2026-08-09 02:10 pm SE 4 6------ 78.1-----
2026-08-09 02:00 pmSSE 4 5------ 78.3-----
2026-08-09 01:50 pm SE 6 7------ 78.3-----
2026-08-09 01:40 pmSSE 6 7------ 77.9-----
2026-08-09 01:30 pmSSE 6 7------ 78.3-----
2026-08-09 01:20 pmSSE 8 9------ 78.1-----
2026-08-09 01:10 pmSSE 7 7------ 78.1-----
2026-08-09 01:00 pm S 10 10------ 78.1-----
2026-08-09 12:50 pm S 8 10------ 78.3-----
2026-08-09 12:40 pm SE 8 10------ 78.3-----
2026-08-09 12:30 pm SE 7 9------ 78.3-----
2026-08-09 12:20 pm SE 9 10------ 77.9-----
2026-08-09 12:10 pm SE 7 9------ 77.5-----
2026-08-09 12:00 pm SE 8 9------ 77.2-----
2026-08-09 11:50 amSSE 11 14------ 76.6-----