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


Conditions at GRMM4 as of
(4:50 pm EDT)
2050 GMT on 07/20/2026:
     

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): 22.9 kts
5-day plot - Wind Gust Wind Gust (GST): 32.1 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 23.3 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 25.3 kts
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
2026-07-20 04:40 pm S 21.0 29.9------------
2026-07-20 04:30 pm S 22.0 35.9------------
2026-07-20 04:20 pm S 24.1 35.0------------
2026-07-20 04:10 pm S 26.0 34.0------------
2026-07-20 04:00 pm S 22.0 29.9------------
2026-07-20 03:50 pm S 21.0 29.9------------
2026-07-20 03:40 pm S 18.1 24.1------------
2026-07-20 03:30 pm S 19.0 25.1------------
2026-07-20 03:20 pmWSW 6.0 29.9------------
2026-07-20 03:10 pm W 15.9 34.0------------
2026-07-20 03:00 pmSSW 19.0 28.9------------
2026-07-20 02:50 pmSSW 17.1 27.0------------
2026-07-20 02:40 pmSSW 22.9 28.9------------
2026-07-20 02:30 pmSSW 28.9 40.0------------
2026-07-20 02:20 pmSSW 31.1 44.1------------
2026-07-20 02:10 pmSSW 29.9 39.0------------
2026-07-20 02:00 pm S 27.0 38.1------------
2026-07-20 01:50 pmSSW 28.9 40.0------------
2026-07-20 01:40 pm S 35.9 49.9------------
2026-07-20 01:30 pm S 35.9 46.0------------
2026-07-20 01:20 pm S 25.1 35.9------------
2026-07-20 01:10 pmSSW 25.1 33.0------------
2026-07-20 01:00 pmSSW 24.1 31.1------------
2026-07-20 12:50 pmSSW 28.0 42.0------------
2026-07-20 12:40 pm S 33.0 52.1------------
2026-07-20 12:30 pm S 31.1 38.1------------
2026-07-20 12:20 pm S 27.0 31.1------------
2026-07-20 12:10 pmSSW 15.9 22.0------------
2026-07-20 12:00 pm SW 8.0 13.0------------
2026-07-20 11:50 am SW 11.1 13.0------------
2026-07-20 11:40 amWSW 7.0 11.1------------
2026-07-20 11:30 am SW 8.0 12.0------------
2026-07-20 11:20 amWSW 8.0 11.1------------
2026-07-20 11:10 amWSW 8.9 13.0------------
2026-07-20 11:00 am W 8.9 14.0------------
2026-07-20 10:50 am SW 13.0 18.1------------
2026-07-20 10:40 am SW 13.0 17.1------------
2026-07-20 10:30 am SW 9.9 15.9------------
2026-07-20 10:20 am SW 11.1 15.9------------
2026-07-20 10:10 am SW 12.0 18.1------------
2026-07-20 10:00 am SW 14.0 18.1------------
2026-07-20 09:50 am SW 15.0 20.0------------
2026-07-20 09:40 amSSW 15.0 22.9------------
2026-07-20 09:30 amSSW 17.1 22.0------------
2026-07-20 09:20 amSSW 15.0 22.9------------
2026-07-20 09:10 am SW 15.9 20.0------------
2026-07-20 09:00 am SW 15.0 25.1------------
2026-07-20 08:50 amSSW 17.1 22.9------------
2026-07-20 08:40 amSSW 17.1 21.0------------
2026-07-20 08:30 am SW 17.1 21.0------------
2026-07-20 08:20 amSSW 14.0 21.0------------
2026-07-20 08:10 amSSW 15.9 20.0------------
2026-07-20 08:00 amSSW 15.0 20.0------------
2026-07-20 07:50 amSSW 15.0 22.0------------
2026-07-20 07:40 amSSW 15.9 22.0------------
2026-07-20 07:30 am SW 15.9 20.0------------
2026-07-20 07:20 amSSW 15.0 19.0------------
2026-07-20 07:10 amSSW 11.1 19.0------------
2026-07-20 07:00 am SW 14.0 18.1------------
2026-07-20 06:50 amSSW 14.0 18.1------------
2026-07-20 06:40 am SW 14.0 17.1------------
2026-07-20 06:30 am SW 15.0 20.0------------
2026-07-20 06:20 am SW 15.9 21.0------------
2026-07-20 06:10 am SW 15.9 22.9------------
2026-07-20 06:00 am SW 17.1 25.1------------
2026-07-20 05:50 am SW 15.9 22.0------------
2026-07-20 05:40 am SW 15.0 22.9------------
2026-07-20 05:30 am SW 18.1 22.0------------
2026-07-20 05:20 am SW 17.1 22.0------------
2026-07-20 05:10 am SW 15.9 20.0------------
2026-07-20 05:00 am SW 15.9 24.1------------
2026-07-20 04:50 amSSW 15.0 20.0------------
2026-07-20 04:40 am SW 14.0 22.0------------
2026-07-20 04:30 amSSW 14.0 21.0------------
2026-07-20 04:20 am SW 17.1 22.9------------
2026-07-20 04:10 amSSW 15.9 21.0------------
2026-07-20 04:00 amSSW 15.0 21.0------------
2026-07-20 03:50 am SW 15.9 20.0------------
2026-07-20 03:40 am SW 14.0 22.0------------
2026-07-20 03:30 amSSW 15.9 21.0------------
2026-07-20 03:20 amSSW 17.1 22.0------------
2026-07-20 03:10 amSSW 15.0 21.0------------
2026-07-20 03:00 amSSW 15.9 24.1------------
2026-07-20 02:50 amSSW 17.1 22.9------------
2026-07-20 02:40 amSSW 17.1 22.9------------
2026-07-20 02:30 amSSW 17.1 24.1------------
2026-07-20 02:20 amSSW 19.0 26.0------------
2026-07-20 02:10 amSSW 20.0 22.9------------
2026-07-20 02:00 amSSW 20.0 26.0------------
2026-07-20 01:50 amSSW 22.0 31.1------------
2026-07-20 01:40 amSSW 19.0 28.9------------
2026-07-20 01:30 amSSW 21.0 26.0------------
2026-07-20 01:20 amSSW 21.0 27.0------------
2026-07-20 01:10 amSSW 20.0 28.9------------
2026-07-20 01:00 amSSW 18.1 25.1------------
2026-07-20 12:50 amSSW 18.1 26.0------------
2026-07-20 12:40 amSSW 18.1 25.1------------
2026-07-20 12:30 amSSW 19.0 24.1------------
2026-07-20 12:20 amSSW 19.0 25.1------------
2026-07-20 12:10 amSSW 18.1 24.1------------
2026-07-20 12:00 amSSW 18.1 24.1------------
2026-07-19 11:50 pmSSW 19.0 26.0------------
2026-07-19 11:40 pmSSW 17.1 24.1------------
2026-07-19 11:30 pmSSW 15.0 22.0------------
2026-07-19 11:20 pmSSW 15.9 25.1------------
2026-07-19 11:10 pmSSW 17.1 22.9------------
2026-07-19 11:00 pm S 18.1 24.1------------
2026-07-19 10:50 pmSSW 15.9 22.0------------
2026-07-19 10:40 pmSSW 15.9 22.0------------
2026-07-19 10:30 pmSSW 15.0 21.0------------
2026-07-19 10:20 pmSSW 15.9 22.0------------
2026-07-19 10:10 pm S 15.0 25.1------------
2026-07-19 10:00 pm S 15.0 19.0------------
2026-07-19 09:50 pm S 17.1 21.0------------
2026-07-19 09:40 pmSSW 14.0 22.0------------
2026-07-19 09:30 pmSSW 14.0 20.0------------
2026-07-19 09:20 pm S 15.0 18.1------------
2026-07-19 09:10 pm S 12.0 19.0------------
2026-07-19 09:00 pm S 12.0 19.0------------
2026-07-19 08:50 pm S 13.0 18.1------------
2026-07-19 08:40 pm S 13.0 20.0------------
2026-07-19 08:30 pm S 14.0 18.1------------
2026-07-19 08:20 pm S 13.0 15.0------------
2026-07-19 08:10 pm S 11.1 15.9------------
2026-07-19 08:00 pm S 9.9 15.0------------
2026-07-19 07:50 pmSSW 13.0 17.1------------
2026-07-19 07:40 pm S 9.9 14.0------------
2026-07-19 07:30 pm S 9.9 14.0------------
2026-07-19 07:20 pm S 9.9 15.0------------
2026-07-19 07:10 pm S 9.9 13.0------------
2026-07-19 07:00 pm S 8.9 11.1------------
2026-07-19 06:50 pm S 7.0 11.1------------
2026-07-19 06:40 pm E 4.1 7.0------------
2026-07-19 06:30 pm E 7.0 9.9------------
2026-07-19 06:20 pm E 8.9 9.9------------
2026-07-19 06:10 pm E 8.9 11.1------------
2026-07-19 06:00 pm E 11.1 12.0------------
2026-07-19 05:50 pm E 11.1 12.0------------
2026-07-19 05:40 pm E 11.1 12.0------------
2026-07-19 05:30 pm E 11.1 12.0------------
2026-07-19 05:20 pm E 11.1 12.0------------
2026-07-19 05:10 pm E 11.1 12.0------------
2026-07-19 05:00 pm E 11.1 12.0------------
2026-07-19 04:50 pm E 11.1 11.1------------