The surf forecast is flat right now for Grand Marais, MN
- WEATHER FORECAST
No active nearby wind station. Using forecast data.57° NW @ 16mph - BUOY FORECAST No active nearby Buoys. Using current forecast data.WNW
1.2ft @ 3s - WATER TEMP Water temperature from nearby buoy station GDMM555° 4/3, Boots/Gloves(3)
Forecast
Surf Swell
5 day 16 day
- 8ft
- 6ft
- 4ft
- 2ft
SUN 24
MON 25
TUE 26
WED 27
THU 28
7pm
- Clean
- Fair
- Choppy
Conditions are flat and clean at 7pm on Sat 8/23
No Tide Data
Forecast Details
Basic
Detail
- Sunday, Aug 24
SURF WIND SWELL 6am flatcleanNW
15mph0.6ft3sWSW12pm flatfairNW 16mph1.3ft3sNW6pm flatcleanNW 8mph0.6ft3sN - Best Board for Sunday
- Monday, Aug 25
SURF WIND SWELL 6am flatfairNNW 10mph0ft0sS12pm flatfairNNW 10mph0ft0sS6pm flatfairNNW 8mph0ft4sENE - Tuesday, Aug 26
SURF WIND SWELL 6am flatcleanNNW 7mph0ft0sS12pm flatcleanWNW 2mph0ft0sS6pm 0-1 ftcleanSW 9mph1.1ft3sSSW - Wednesday, Aug 27
SURF WIND SWELL 6am 1 ftcleanW 9mph1.9ft4sSSW12pm 1-2 ftcleanW 12mph2.9ft5sSW6pm 1 ftcleanE 3mph1.5ft4sSW - Best Surf Trip
This Week’s Swell? You Could Be On It.
- Thursday, Aug 28
SURF WIND SWELL 6am 1 ftchoppyENE 11mph2ft4sE12pm 1 ftchoppyE 10mph1.9ft4sE6pm 0-1 ftfairE 9mph1.4ft4sE
Check 16-days forecast with
Surf Captain Pro
Surf Captain Pro
Upgrade to Pro
This forecast is for beaches with direct offshore winds from West-North-West to West, and was updated Aug 24, 2025 @ 8:37am.
Read more about the Surf Captain forecasts.
Surf Captain Mobile
