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Station GSLM4 - Gravelly Shoal Light, MI Image indicating link to RSS feed of recent meteorological observations for station GSLM4

Owned and maintained by National Weather Service Central Region
Weather Station
44.018 N 83.537 W (44°1'6" N 83°32'14" W)

Site elevation: 179 m above mean sea level
Anemometer height: 25 m above site elevation

Latest NWS Marine Forecast

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station GSLM4

Station GSLM4
Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
     (24 hours for tsunami stations)

Conditions at GSLM4 as of
(8:40 am EDT)
1240 GMT on 04/19/2021:
     

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): S ( 170 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 7.0 kts
5-day plot - Wind Gust Wind Gust (GST): 9.9 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 29.71 in
5-day plot - Air Temperature Air Temperature (ATMP): 49.8 °F
5-day plot - Wind Chill Wind Chill (CHILL): 46.6 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 5.8 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 7.8 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
5-day plot - Wind Direction 5-day plot - Wind Speed 5-day plot - Wind Gust 5-day plot - Wave Height 5-day plot - Dominant Wave Period 5-day plot - Average Period 5-day plot - Mean Wave Direction 5-day plot - Atmospheric Pressure 5-day plot - Pressure Tendency 5-day plot - Air Temperature 5-day plot - Water Temperature 5-day plot - Dew Point 5-day plot - Salinity 5-day plot - Visibility 5-day plot - Tide (above MLLW)
MM DD TIME
(EDT)		 WDIR WSPD
kts		 GST
kts		 WVHT
ft		 DPD
sec		 APD
sec		 MWD PRES
in		 PTDY
in		 ATMP
°F		 WTMP
°F		 DEWP
°F		 SAL
psu		 VIS
nmi		 TIDE
ft
0419 8:30 amSSE 8.0 11.1----29.71- 50.0-----
0419 8:20 amSSE 7.0 9.9----29.71- 49.8-----
0419 8:10 amSSE 7.0 9.9----29.72- 49.6-----
0419 8:00 amSSE 6.0 8.0----29.72- 49.3-----
0419 7:50 amSSE 5.1 8.0----29.72- 49.1-----
0419 7:40 am S 5.1 8.9----29.72- 49.1-----
0419 7:30 am SE 7.0 12.0----29.72- 48.9-----
0419 7:20 amSSE 7.0 11.1----29.73- 49.3-----
0419 7:10 amSSE 6.0 8.9----29.73- 49.6-----
0419 7:00 amSSE 5.1 12.0----29.73-0.03 49.3-----
0419 6:50 am SE 8.9 15.0----29.73- 48.9-----
0419 6:40 amSSE 12.0 15.9----29.73- 48.9-----
0419 6:30 amSSE 13.0 15.9----29.74- 49.1-----
0419 6:20 amSSE 15.0 15.9----29.74- 49.1-----
0419 6:10 amSSE 14.0 15.9----29.73- 49.3-----
0419 6:00 amSSE 14.0 15.0----29.74-0.04 49.1-----
0419 5:50 amSSE 13.0 14.0----29.74- 48.7-----
0419 5:40 amSSE 8.9 9.9----29.74- 47.8-----
0419 5:30 am SE 4.1 5.1----29.74- 46.9-----
0419 5:20 amSSE 1.9 2.9----29.74- 46.6-----
0419 5:10 am S 1.0 4.1----29.75- 46.2-----
0419 5:00 amSSW 1.9 1.9----29.75-0.05 45.9-----
0419 4:50 am- 0.0 2.9----29.76- 45.7-----
0419 4:40 am S 1.9 2.9----29.76- 45.7-----
0419 4:30 am S 1.0 2.9----29.76- 46.2-----
0419 4:20 am- 0.0 1.9----29.76- 46.6-----
0419 4:10 am- 0.0 1.0----29.76- 46.6-----
0419 4:00 am- 0.0 2.9----29.76-0.05 46.8-----
0419 3:50 amSSE 1.9 2.9----29.77- 46.9-----
0419 3:40 am S 1.0 1.9----29.77- 46.8-----
0419 3:30 am- 0.0 4.1----29.77- 47.1-----
0419 3:20 amSSE 2.9 4.1----29.77- 47.1-----
0419 3:10 amSSE 4.1 5.1----29.78- 47.1-----
0419 3:00 amSSE 5.1 6.0----29.78-0.04 46.9-----
0419 2:50 amSSE 6.0 7.0----29.78- 46.9-----
0419 2:40 amSSE 6.0 6.0----29.79- 46.9-----
0419 2:30 am SE 4.1 5.1----29.79- 46.8-----
0419 2:20 am SE 2.9 5.1----29.79- 46.6-----
0419 2:10 amESE 4.1 6.0----29.79- 46.4-----
0419 2:00 am SE 6.0 7.0----29.80- 46.4-----
0419 1:50 am SE 6.0 7.0----29.80- 46.4-----
0419 1:40 amESE 6.0 8.0----29.81- 46.4-----
0419 1:30 amESE 7.0 8.9----29.81- 46.4-----
0419 1:20 am SE 8.9 8.9----29.81- 46.4-----
0419 1:10 am SE 8.0 8.9----29.81- 46.4-----
0419 1:00 amESE 7.0 8.0----29.81-0.02 46.6-----
041912:50 am SE 7.0 9.9----29.82- 46.8-----
041912:40 am SE 9.9 11.1----29.81- 46.9-----
041912:30 am SE 8.9 8.9----29.82- 46.8-----
041912:20 am SE 8.9 9.9----29.82- 46.9-----
041912:10 am SE 8.9 8.9----29.82- 46.9-----
041912:00 amESE 7.0 9.9----29.82+0.00 47.1-----
041811:50 pm SE 8.9 12.0----29.83- 47.1-----
041811:40 pm SE 11.1 12.0----29.82- 47.3-----
041811:30 pmESE 8.0 9.9----29.82- 47.1-----
041811:20 pmESE 7.0 8.0----29.82- 46.8-----
041811:10 pm E 7.0 8.9----29.82- 46.6-----
041811:00 pm E 8.9 11.1----29.82+0.00 46.4-----
041810:50 pm E 9.9 12.0----29.82- 46.4-----
041810:40 pm E 11.1 12.0----29.82- 46.2-----
041810:30 pm E 11.1 12.0----29.83- 46.0-----
041810:20 pm E 11.1 12.0----29.83- 46.0-----
041810:10 pm E 12.0 12.0----29.83- 46.2-----
041810:00 pmENE 11.1 12.0----29.83- 46.8-----
0418 9:50 pmENE 11.1 12.0----29.83- 46.9-----
0418 9:40 pmENE 11.1 13.0----29.83- 47.3-----
0418 9:30 pm E 12.0 15.0----29.82- 47.5-----
0418 9:20 pm E 14.0 14.0----29.82- 47.5-----
0418 9:10 pmENE 11.1 13.0----29.82- 46.9-----
0418 9:00 pmENE 12.0 13.0----29.82- 46.6-----
0418 8:50 pmENE 12.0 14.0----29.82- 46.0-----
0418 8:40 pmENE 11.1 12.0----29.82- 45.3-----
0418 8:30 pm NE 11.1 12.0----29.82- 45.5-----
0418 8:20 pmENE 9.9 12.0----29.82- 46.9-----
0418 8:10 pmENE 11.1 12.0----29.82- 47.1-----
0418 8:00 pm NE 8.9 12.0----29.82-0.01 47.1-----
0418 7:50 pmENE 11.1 11.1----29.82- 47.5-----
0418 7:40 pm NE 7.0 8.9----29.82- 50.9-----
0418 7:30 pmNNE 1.9 2.9----29.82- 53.8-----
0418 7:20 pmWNW 2.9 8.9----29.82- 54.0-----
0418 7:10 pm SW 7.0 9.9----29.83- 53.6-----
0418 7:00 pm SW 7.0 11.1----29.82-0.02 52.7-----
0418 6:50 pm SW 1.9 8.0----29.82- 53.1-----
0418 6:40 pmSSW 6.0 8.9----29.82- 53.2-----
0418 6:30 pm S 2.9 8.9----29.82- 54.0-----
0418 6:20 pmSSE 5.1 13.0----29.82- 53.2-----
0418 6:10 pmESE 4.1 11.1----29.82- 52.9-----
0418 6:00 pmSSE 7.0 11.1----29.82-0.03 52.2-----
0418 5:50 pm SE 8.0 11.1----29.82- 52.9-----
0418 5:40 pm SE 6.0 8.9----29.82- 52.7-----
0418 5:30 pm SE 8.0 13.0----29.82- 52.0-----
0418 5:20 pmSSE 12.0 13.0----29.82- 50.7-----
0418 5:10 pmSSE 13.0 14.0----29.83- 50.7-----
0418 5:00 pmSSE 12.0 15.0----29.83-0.04 50.7-----
0418 4:50 pmSSE 14.0 15.0----29.83- 50.7-----
0418 4:40 pmSSE 13.0 15.0----29.83- 50.5-----
0418 4:30 pmSSE 14.0 15.9----29.83- 50.7-----
0418 4:20 pmSSE 15.0 15.9----29.83- 50.2-----
0418 4:10 pmSSE 14.0 15.9----29.83- 49.8-----
0418 4:00 pmSSE 15.0 15.9----29.84-0.04 49.5-----
0418 3:50 pmSSE 14.0 15.0----29.84- 49.1-----
0418 3:40 pmSSE 15.0 15.0----29.84- 49.3-----
0418 3:30 pmSSE 14.0 15.0----29.84- 48.4-----
0418 3:20 pmSSE 15.0 15.0----29.85- 48.6-----
0418 3:10 pmSSE 14.0 15.0----29.85- 48.4-----
0418 3:00 pmSSE 15.0 15.0----29.85-0.05 48.0-----
0418 2:50 pmSSE 14.0 15.0----29.85- 47.8-----
0418 2:40 pmSSE 14.0 15.0----29.86- 47.5-----
0418 2:30 pmSSE 15.0 15.9----29.86- 47.1-----
0418 2:20 pmSSE 15.0 15.9----29.86- 46.8-----
0418 2:10 pmSSE 14.0 15.0----29.87- 46.2-----
0418 2:00 pmSSE 14.0 15.0----29.87-0.04 46.2-----
0418 1:50 pmSSE 11.1 13.0----29.87- 46.4-----
0418 1:40 pmSSE 8.9 13.0----29.87- 46.0-----
0418 1:30 pmSSE 8.9 11.1----29.87- 45.5-----
0418 1:20 pm SE 8.0 12.0----29.88- 45.5-----
0418 1:10 pmSSE 8.0 12.0----29.88- 45.1-----
0418 1:00 pm SE 8.0 12.0----29.88-0.03 44.8-----
041812:50 pmSSE 5.1 12.0----29.89- 44.6-----
041812:40 pmSSE 7.0 9.9----29.89- 44.2-----
041812:30 pm SE 5.1 7.0----29.89- 44.2-----
041812:20 pmSSE 4.1 6.0----29.89- 44.2-----
041812:10 pmSSE 2.9 6.0----29.90- 44.1-----
041812:00 pmSSE 2.9 5.1----29.90-0.01 43.5-----
041811:50 am S 1.9 5.1----29.90- 43.3-----
041811:40 am S 1.0 5.1----29.90- 43.3-----
041811:30 amSSE 2.9 6.0----29.90- 43.7-----
041811:20 amSSW 2.9 7.0----29.91- 43.2-----
041811:10 am SW 5.1 6.0----29.90- 42.6-----
041811:00 amWSW 4.1 7.0----29.91+0.00 42.1-----
041810:50 am W 4.1 7.0----29.91- 41.7-----
041810:40 am W 5.1 7.0----29.91- 41.2-----
041810:30 am W 7.0 8.0----29.91- 40.6-----
041810:20 am W 6.0 7.0----29.91- 40.3-----
041810:10 am W 7.0 7.0----29.91- 39.9-----
041810:00 am W 6.0 7.0----29.91+0.01 39.6-----
0418 9:50 am W 6.0 7.0----29.91- 39.0-----
0418 9:40 am W 4.1 7.0----29.91- 38.7-----
0418 9:30 am W 6.0 8.9----29.91- 38.1-----
0418 9:20 am W 8.0 8.0----29.92- 37.8-----
0418 9:10 am W 6.0 8.0----29.92- 37.8-----
0418 9:00 amWNW 6.0 8.0----29.91+0.02 37.6-----
0418 8:50 am NW 7.0 9.9----29.92- 37.0-----
0418 8:40 amWNW 8.9 11.1----29.92- 37.0-----
0418 8:30 amWNW 9.9 12.0----29.92- 36.7-----
0418 8:20 amWNW 8.9 12.0----29.92- 36.9-----
0418 8:10 amWNW 9.9 12.0----29.92- 36.7-----
0418 8:00 amWNW 9.9 12.0----29.91+0.02 36.9-----
0418 7:50 amWNW 9.9 13.0----29.91- 36.7-----

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.