The surf forecast is flat right now for Grand Marais, MN
- WEATHER - LIVENearby Wind Station KGNA - Bay of Grand Marais, MN48° W @ 7mph
- BUOY FORECASTNo active nearby Buoys. Using current forecast data.S
0undefined @ 0s
- WATER TEMPWater temperature from nearby buoy station GDMM542° 5/4+, Boots/Gloves(5+)
Forecast
Surf Swell
5 day 16 day
- 8ft
- 6ft
- 4ft
- 2ft
SUN 25
MON 26
TUE 27
WED 28
THU 29
1am
- Clean
- Fair
- Choppy
Conditions are flat and clean at 1am on Sun 5/25

No Tide Data
Forecast Details
Basic
Detail
- Sunday, May 25
SURF WIND SWELL 6am flatcleanN3mph0ft0sS12pm flatfairS4mph0ft0sS6pm flatfairSSW5mph0ft0sS - Best Board for Sunday
- Monday, May 26
SURF WIND SWELL 6am flatcleanNNW3mph0ft0sS12pm flatfairSSE5mph0ft0sS6pm flatcleanESE3mph0ft0sS - Tuesday, May 27
SURF WIND SWELL 6am flatchoppyNE6mph0ft0sS12pm flatfairESE6mph0ft0sS6pm flatcleanESE3mph0ft0sS - Wednesday, May 28
SURF WIND SWELL 6am flatcleanN4mph0.3ft3sESE12pm flatchoppySSE8mph0ft0sS6pm flatcleanSSW3mph0ft0sS - Thursday, May 29
SURF WIND SWELL 6am flatfairSE4mph0ft0sS12pm flatchoppySSE15mph0ft0sS6pm flatcleanWSW8mph0ft0sS
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This forecast is for beaches with direct offshore winds from West-North-West to West, and was updated May 25, 2025 @ 3:19pm.
Read more about the Surf Captain forecasts.