The surf forecast is flat right now for Grand Marais, MI
- WEATHER - LIVENearby Wind Station GRMM4 - Grand Marais, MI72° S @ 10 → 15mph
- BUOY FORECASTNo active nearby Buoys. Using current forecast data.NW
0.4ft @ 4s
- WATER TEMPNo nearby water temp measurements,
using satellite derived data from yesterday.52° 4/3, Boots/Gloves(3+)
Forecast
Surf Swell
5 day 16 day
- 8ft
- 6ft
- 4ft
- 2ft
FRI 18
SAT 19
SUN 20
MON 21
TUE 22
1am
- Clean
- Fair
- Choppy
Conditions are flat and clean at 1am on Fri 7/18

No Tide Data
Forecast Details
Basic
Detail
- Friday, Jul 18
SURF WIND SWELL 6am flatcleanSSW5mph0.4ft4sNNW12pm flatcleanS3mph0.6ft4sNW6pm flatcleanSSE4mph0.4ft4sNW - Best Board for Friday
- Saturday, Jul 19
SURF WIND SWELL 6am flatcleanE0mph0ft0sS12pm flatchoppyNNE6mph0.2ft4sNW6pm flatfairNW8mph0ft0sS - Sunday, Jul 20
SURF WIND SWELL 6am flatchoppyWNW6mph0ft0sS12pm flatchoppyNW9mph0.4ft3sNNE6pm flatchoppyWNW6mph0.3ft3sNW - Monday, Jul 21
SURF WIND SWELL 6am flatcleanWSW2mph0.4ft3sNNW12pm flatfairNNE4mph0.3ft4sNNW6pm flatfairNE6mph0.2ft3sNNW - Best Surf Trip
- Tuesday, Jul 22
SURF WIND SWELL 6am flatfairE6mph0ft0sS12pm flatcleanS18mph0.2ft2sSSW6pm flatcleanSE3mph0.7ft3sSW
Check 16-days forecast with
Surf Captain Pro
Surf Captain Pro
Upgrade to Pro
This forecast is for North-North-West facing beaches, and was updated Jul 18, 2025 @ 3:17pm.
Read more about the Surf Captain forecasts.