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


Conditions at GRMM4 as of
(6:50 am EDT)
1050 GMT on 09/01/2026:
     

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):WSW ( 250 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 2.9 kts
5-day plot - Wind Gust Wind Gust (GST): 5.1 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 3.9 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 3.9 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
2026-09-01 06:40 amWSW 4.1 4.1------------
2026-09-01 06:30 amWSW 2.9 4.1------------
2026-09-01 06:20 am SW 2.9 4.1------------
2026-09-01 06:10 amWSW 4.1 5.1------------
2026-09-01 06:00 amWSW 4.1 5.1------------
2026-09-01 05:50 amWSW 4.1 6.0------------
2026-09-01 05:40 amWSW 6.0 8.9------------
2026-09-01 05:30 am W 8.0 8.9------------
2026-09-01 05:20 am W 7.0 8.9------------
2026-09-01 05:10 am W 7.0-------------
2026-09-01 05:00 am W 6.0 7.0------------
2026-09-01 04:50 am W 6.0-------------
2026-09-01 04:40 am W 8.0 8.9------------
2026-09-01 04:30 am W 7.0 8.0------------
2026-09-01 04:20 am W 6.0 7.0------------
2026-09-01 04:10 am W 4.1 6.0------------
2026-09-01 04:00 am W 6.0 8.0------------
2026-09-01 03:50 am W 6.0 7.0------------
2026-09-01 03:40 am W 6.0 7.0------------
2026-09-01 03:30 am W 5.1 7.0------------
2026-09-01 03:20 amWSW 7.0 8.0------------
2026-09-01 03:10 amWSW 7.0 8.0------------
2026-09-01 03:00 amWSW 7.0 11.1------------
2026-09-01 02:50 am SW 7.0 8.9------------
2026-09-01 02:40 am SW 8.0 9.9------------
2026-09-01 02:30 am SW 7.0 8.9------------
2026-09-01 02:20 amSSW 8.0 13.0------------
2026-09-01 02:10 amSSW 8.9 12.0------------
2026-09-01 02:00 amSSW 11.1 14.0------------
2026-09-01 01:50 amSSW 9.9 15.0------------
2026-09-01 01:40 amSSW 9.9 13.0------------
2026-09-01 01:30 am SW 9.9 14.0------------
2026-09-01 01:20 amSSW 11.1 14.0------------
2026-09-01 01:10 amSSW 12.0 15.0------------
2026-09-01 01:00 amSSW 13.0 15.9------------
2026-09-01 12:50 amSSW 11.1 14.0------------
2026-09-01 12:40 amSSW 8.0 11.1------------
2026-09-01 12:30 amSSW 7.0 11.1------------
2026-09-01 12:20 amSSW 8.9 13.0------------
2026-09-01 12:10 amSSW 8.9 14.0------------
2026-09-01 12:00 amSSW 8.9 13.0------------
2026-08-31 11:50 pmSSW 8.9 14.0------------
2026-08-31 11:40 pmSSW 9.9 14.0------------
2026-08-31 11:30 pmSSW 8.0 13.0------------
2026-08-31 11:20 pmSSW 8.0 12.0------------
2026-08-31 11:10 pmSSW 8.0 11.1------------
2026-08-31 11:00 pm S 8.0 11.1------------
2026-08-31 10:50 pmSSW 6.0 9.9------------
2026-08-31 10:40 pm S 7.0 9.9------------
2026-08-31 10:30 pm S 6.0 8.9------------
2026-08-31 10:20 pm S 4.1 6.0------------
2026-08-31 10:10 pmSSE 2.9 7.0------------
2026-08-31 10:00 pm SE 2.9 5.1------------
2026-08-31 09:50 pm SE 2.9 7.0------------
2026-08-31 09:40 pm SE 5.1 7.0------------
2026-08-31 09:30 pm S 1.9 6.0------------
2026-08-31 09:20 pmSSW 2.9 6.0------------
2026-08-31 09:10 pmSSW 2.9 8.9------------
2026-08-31 09:00 pm S 7.0 9.9------------
2026-08-31 08:50 pm S 6.0 11.1------------
2026-08-31 08:40 pmSSE 8.9 11.1------------
2026-08-31 08:30 pmSSE 5.1 7.0------------
2026-08-31 08:20 pm S 5.1 6.0------------
2026-08-31 08:10 pm S 4.1 4.1------------
2026-08-31 08:00 pmSSE 2.9 5.1------------
2026-08-31 06:50 pm E 8.9 9.9------------
2026-08-31 06:40 pm E 8.9 9.9------------
2026-08-31 06:30 pm E 8.9 11.1------------
2026-08-31 06:20 pm E 11.1 12.0------------
2026-08-31 06:10 pm E 8.9 11.1------------
2026-08-31 06:00 pm E 8.0 13.0------------
2026-08-31 05:50 pm E 13.0 15.0------------
2026-08-31 05:40 pm E 15.0 18.1------------
2026-08-31 05:30 pm E 17.1 19.0------------
2026-08-31 05:20 pm E 18.1 20.0------------
2026-08-31 05:10 pm E 19.0 20.0------------
2026-08-31 05:00 pm E 19.0 20.0------------
2026-08-31 04:50 pm E 18.1 19.0------------
2026-08-31 04:40 pm E 18.1 20.0------------
2026-08-31 04:30 pm E 19.0 21.0------------
2026-08-31 04:20 pm E 18.1 20.0------------
2026-08-31 04:10 pmENE 15.9 19.0------------
2026-08-31 04:00 pmENE 15.9 19.0------------
2026-08-31 02:50 pmENE 13.0 15.9------------
2026-08-31 02:40 pmENE 15.0 15.9------------
2026-08-31 02:30 pmNNE 6.0 8.9------------
2026-08-31 02:20 pm SE 2.9 6.0------------
2026-08-31 02:10 pm S 5.1 12.0------------
2026-08-31 02:00 pmSSW 7.0 9.9------------
2026-08-31 01:50 pmWSW 1.9 7.0------------
2026-08-31 01:40 pm S 6.0 9.9------------
2026-08-31 01:30 pm S 8.9 15.9------------
2026-08-31 01:20 pmSSW 9.9 13.0------------
2026-08-31 01:10 pmESE 5.1 7.0------------
2026-08-31 01:00 pmESE 7.0 8.0------------
2026-08-31 12:50 pmESE 7.0 7.0------------
2026-08-31 12:40 pmESE 6.0 8.9------------
2026-08-31 12:30 pmESE 8.0 9.9------------
2026-08-31 12:20 pmESE 6.0 11.1------------
2026-08-31 12:10 pmESE 8.0 11.1------------
2026-08-31 12:00 pm SE 8.0 11.1------------
2026-08-31 11:50 amESE 8.9 13.0------------
2026-08-31 11:40 amESE 9.9 13.0------------
2026-08-31 11:30 am SE 8.9 14.0------------
2026-08-31 11:20 amSSE 8.9 12.0------------
2026-08-31 11:10 amSSE 11.1 13.0------------
2026-08-31 11:00 am SE 8.9 12.0------------
2026-08-31 10:50 amSSE 8.9 13.0------------
2026-08-31 10:40 amSSE 9.9 14.0------------
2026-08-31 10:30 am SE 11.1 15.0------------
2026-08-31 10:20 amSSE 11.1 15.0------------
2026-08-31 10:10 am SE 11.1 15.9------------
2026-08-31 10:00 am SE 11.1-------------
2026-08-31 09:50 am SE 11.1 15.0------------
2026-08-31 09:40 am SE 8.9 12.0------------
2026-08-31 09:30 am SE 11.1 13.0------------
2026-08-31 09:20 am SE 8.9 12.0------------
2026-08-31 09:10 am SE 8.0 11.1------------
2026-08-31 09:00 am SE 9.9 13.0------------
2026-08-31 08:50 am SE 11.1 13.0------------
2026-08-31 08:40 am SE 9.9 12.0------------
2026-08-31 08:30 amSSE 7.0 11.1------------
2026-08-31 08:20 amSSE 8.0 9.9------------
2026-08-31 08:10 am SE 6.0 8.9------------
2026-08-31 08:00 am SE 8.0 11.1------------
2026-08-31 07:50 am SE 8.0 9.9------------
2026-08-31 07:40 am SE 8.9 12.0------------
2026-08-31 07:30 am SE 8.9 11.1------------
2026-08-31 07:20 am SE 9.9 12.0------------
2026-08-31 07:10 am SE 9.9 14.0------------
2026-08-31 07:00 am SE 9.9 14.0------------
2026-08-31 06:50 am SE 11.1 14.0------------