Station List

Station GRMM4 - Grand Marais, MI Image indicating link to RSS feed of recent meteorological observations for station GRMM4

Owned and maintained by National Weather Service Central Region
GLOS Weather Station
46.684 N 85.972 W (46°41'2" N 85°58'19" W)

Site elevation: 186 m above mean sea level
Air temp height: 7.9 m above site elevation
Anemometer height: 9 m above site elevation
Barometer elevation: 191.4 m above mean sea level

For Great Lakes marine forecasts, select: GREAT LAKES FORECASTS

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station GRMM4

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Station GRMM4

Conditions at GRMM4 as of
(5:50 am EST)
1050 GMT on 12/29/2025:
     

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 ( 360 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 40.0 kts
5-day plot - Wind Gust Wind Gust (GST): 48.0 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 40.8 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 44.7 kts
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
2025-12-29 05:40 am N 39.0 45.1------------
2025-12-29 05:30 am N 39.0 45.1------------
2025-12-29 05:20 am N 36.9 45.1------------
2025-12-29 05:10 am N 39.0 47.0------------
2025-12-29 05:00 am N 38.1 45.1------------
2025-12-29 04:50 am N 39.0 47.0------------
2025-12-29 04:40 am N 38.1 48.0------------
2025-12-29 04:30 amNNE 36.9 52.1------------
2025-12-29 04:20 amNNE 36.9 49.9------------
2025-12-29 04:10 am N 38.1 49.9------------
2025-12-29 04:00 amNNE 44.1 51.1------------
2025-12-29 03:40 amNNE 36.9 48.0------------
2025-12-29 03:30 amNNE 38.1 46.0------------
2025-12-29 03:20 amNNE 41.0 49.0------------
2025-12-29 03:10 amNNE 41.0 49.0------------
2025-12-29 03:00 amNNE 38.1-------------
2025-12-29 02:50 amNNE 40.0 46.0------------
2025-12-29 02:40 amNNE 36.9 47.0------------
2025-12-29 02:30 amNNE 41.0 46.0------------
2025-12-29 02:20 amNNE 42.0 49.0------------
2025-12-29 02:10 amNNE 36.9 46.0------------
2025-12-29 02:00 amNNE 40.0 46.0------------
2025-12-28 09:50 pmENE 24.1 27.0------------
2025-12-28 09:40 pmENE 22.9 25.1------------
2025-12-28 09:30 pm E 20.0 26.0------------
2025-12-28 09:20 pm E 22.9 26.0------------
2025-12-28 09:10 pmENE 20.0 24.1------------
2025-12-28 09:00 pm E 20.0 24.1------------
2025-12-28 08:40 pm E 18.1 22.0------------
2025-12-28 08:30 pm E 22.0 24.1------------
2025-12-28 08:20 pm E 20.0 22.0------------
2025-12-28 08:10 pm E 15.9 19.0------------
2025-12-28 08:00 pm E 15.9 18.1------------
2025-12-28 07:50 pm E 15.0 18.1------------
2025-12-28 07:40 pm E 15.9 18.1------------
2025-12-28 07:30 pm E 17.1 20.0------------
2025-12-28 07:20 pm E 17.1 22.0------------
2025-12-28 07:10 pm E 20.0 22.0------------
2025-12-28 07:00 pm E 18.1 22.0------------
2025-12-28 03:50 pm E 14.0 18.1------------
2025-12-28 03:40 pm E 13.0 17.1------------
2025-12-28 03:30 pm E 15.0 19.0------------
2025-12-28 03:20 pm E 17.1 20.0------------
2025-12-28 03:10 pm E 15.9 20.0------------
2025-12-28 03:00 pm E 15.9 18.1------------
2025-12-28 01:50 pm E 11.1 12.0------------
2025-12-28 01:40 pm E 9.9 12.0------------
2025-12-28 01:30 pm E 9.9 11.1------------
2025-12-28 01:20 pm E 8.0 9.9------------
2025-12-28 01:10 pm E 8.0 8.9------------
2025-12-28 01:00 pm E 8.0 9.9------------
2025-12-28 12:50 pm E 8.0 8.9------------
2025-12-28 12:30 pmENE 4.1 5.1------------
2025-12-28 12:20 pmENE 1.9 5.1------------
2025-12-28 12:10 pm E 2.9 5.1------------
2025-12-28 12:00 pm E 4.1 6.0------------
2025-12-28 11:50 am E 5.1 7.0------------
2025-12-28 11:40 amESE 7.0 8.0------------
2025-12-28 11:30 amESE 8.0 8.9------------
2025-12-28 11:20 amESE 8.0 8.9------------
2025-12-28 11:10 amESE 7.0 8.9------------
2025-12-28 11:00 am E 7.0-------------
2025-12-28 10:50 am E 6.0 8.0------------
2025-12-28 10:40 amESE 7.0 8.0------------
2025-12-28 10:30 amESE 7.0 8.9------------
2025-12-28 10:20 amESE 6.0 7.0------------
2025-12-28 10:10 amESE 6.0 7.0------------
2025-12-28 10:00 amESE 5.1 7.0------------
2025-12-28 09:50 am SE 4.1 6.0------------
2025-12-28 09:40 amESE 5.1 7.0------------
2025-12-28 09:30 am SE 5.1-------------
2025-12-28 09:20 am SE 6.0 8.9------------
2025-12-28 09:10 am SE 6.0 8.0------------
2025-12-28 09:00 am SE 6.0 8.9------------
2025-12-28 08:50 am SE 5.1 8.0------------
2025-12-28 08:40 amESE 7.0 9.9------------
2025-12-28 08:30 am SE 6.0 8.9------------
2025-12-28 08:20 am SE 7.0 8.0------------
2025-12-28 08:10 am SE 7.0-------------
2025-12-28 08:00 amESE 6.0 8.0------------
2025-12-28 07:50 am SE 6.0 8.0------------
2025-12-28 07:40 am SE 5.1 8.0------------
2025-12-28 07:30 amESE 7.0 8.9------------
2025-12-28 07:20 am SE 7.0-------------
2025-12-28 07:10 am SE 7.0 9.9------------
2025-12-28 07:00 am SE 8.0 8.9------------
2025-12-28 06:50 am SE 7.0 11.1------------
2025-12-28 06:40 am SE 8.0 12.0------------
2025-12-28 06:30 am SE 8.9 12.0------------
2025-12-28 06:10 amESE 7.0 8.0------------
2025-12-28 06:00 am SE 7.0 8.0------------
2025-12-28 05:50 am SE 5.1 8.0------------