Surf Forecasts and Marine Weather - No Hype - Just the Facts!
PDO Rises, Warm Water Pushes East, But... - Video Forecast HERE (12/14/25)
Buoys | Buoy Forecast | Bulletins | Models: Wave - Weather - Surf - Altimetry - Snow | Pacific Forecast | QuikCAST | El Nino | Tutorials | Great Circles | Video

Google
Create Your Own Surf Forecast
Swell Calculator
Swell Decay Tables
Sea Height Tables
Swell Category Table
.

Summit_I50 - Wind Forecast
Location: 38.81N 120.03W
Base Elevation: 7410 ft
Peak Elevation: 7410 ft

 

240 hour GFS Model (0.25 deg) - 3 hr incrememts

 

Data

Initialized: 18Z Tue 16DEC2025
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Tue 10AM 16DEC25 18.9 28.3 206 - - -
Tue 01PM 16DEC25 21.0 31.6 214 - - -
Tue 04PM 16DEC25 25.0 37.5 195 - - -
Tue 07PM 16DEC25 32.1 48.2 144 - - -
Tue 10PM 16DEC25 31.8 47.7 185 - - -
Wed 01AM 17DEC25 31.9 47.8 183 - - -
Wed 04AM 17DEC25 30.7 46.1 215 - - -
Wed 07AM 17DEC25 27.3 41.0 207 - - -
Wed 10AM 17DEC25 29.7 44.5 197 - - -
Wed 01PM 17DEC25 37.3 55.9 215 - - -
Wed 04PM 17DEC25 34.1 51.2 145 - - -
Wed 07PM 17DEC25 32.8 49.1 144 - - -
Wed 10PM 17DEC25 36.1 54.1 144 - - -
Thu 01AM 18DEC25 33.3 50.0 143 - - -
Thu 04AM 18DEC25 27.4 41.1 144 - - -
Thu 07AM 18DEC25 28.0 42.0 146 - - -
Thu 10AM 18DEC25 27.0 40.5 146 - - -
Thu 01PM 18DEC25 27.9 41.9 211 - - -
Thu 04PM 18DEC25 29.4 44.1 204 - - -
Thu 07PM 18DEC25 32.6 48.9 169 - - -
Thu 10PM 18DEC25 35.3 52.9 177 - - -
Fri 01AM 19DEC25 35.7 53.6 182 - - -
Fri 04AM 19DEC25 35.7 53.6 180 - - -
Fri 07AM 19DEC25 34.3 51.4 181 - - -
Fri 10AM 19DEC25 33.6 50.4 186 - - -
Fri 01PM 19DEC25 31.0 46.5 190 - - -
Fri 04PM 19DEC25 31.4 47.1 188 - - -
Fri 07PM 19DEC25 29.4 44.1 179 - - -
Fri 10PM 19DEC25 30.1 45.2 183 - - -
Sat 01AM 20DEC25 30.4 45.6 185 - - -
Sat 04AM 20DEC25 31.6 47.3 194 - - -
Sat 07AM 20DEC25 28.8 43.2 210 - - -
Sat 10AM 20DEC25 26.9 40.4 205 - - -
Sat 01PM 20DEC25 25.5 38.2 192 - - -
Sat 04PM 20DEC25 23.9 35.8 180 - - -
Sat 07PM 20DEC25 24.4 36.7 184 - - -
Sat 10PM 20DEC25 35.7 53.6 186 - - -
Sun 01AM 21DEC25 36.1 54.1 188 - - -
Sun 04AM 21DEC25 35.2 52.8 188 - - -
Sun 07AM 21DEC25 34.6 51.8 188 - - -
Sun 10AM 21DEC25 30.1 45.1 188 - - -
Sun 01PM 21DEC25 24.8 37.2 188 - - -
Sun 04PM 21DEC25 24.4 36.5 187 - - -
Sun 07PM 21DEC25 22.0 33.1 189 - - -
Sun 10PM 21DEC25 24.9 37.3 182 - - -
Mon 01AM 22DEC25 22.5 33.8 191 - - -
Mon 04AM 22DEC25 20.7 31.1 184 - - -
Mon 07AM 22DEC25 20.8 31.2 183 - - -
Mon 10AM 22DEC25 19.2 28.7 180 - - -
Mon 01PM 22DEC25 19.1 28.6 182 - - -
Mon 04PM 22DEC25 13.0 19.4 179 - - -
Mon 07PM 22DEC25 9.6 14.5 131 - - -
Mon 10PM 22DEC25 14.8 22.2 191 - - -
Tue 01AM 23DEC25 22.2 33.3 193 - - -
Tue 04AM 23DEC25 15.7 23.6 209 - - -
Tue 07AM 23DEC25 19.3 29.0 188 - - -
Tue 10AM 23DEC25 17.1 25.6 212 - - -
Tue 01PM 23DEC25 20.2 30.3 211 - - -
Tue 04PM 23DEC25 20.7 31.1 208 - - -
Tue 07PM 23DEC25 20.6 31.0 194 - - -
Tue 10PM 23DEC25 16.8 25.2 195 - - -
Wed 01AM 24DEC25 16.7 25.1 202 - - -
Wed 04AM 24DEC25 15.6 23.4 209 - - -
Wed 07AM 24DEC25 16.0 24.0 210 - - -
Wed 10AM 24DEC25 17.4 26.2 197 - - -
Wed 01PM 24DEC25 17.5 26.3 206 - - -
Wed 04PM 24DEC25 19.7 29.6 199 - - -
Wed 07PM 24DEC25 23.4 35.1 190 - - -
Wed 10PM 24DEC25 22.9 34.4 186 - - -
Thu 01AM 25DEC25 16.4 24.6 189 - - -
Thu 04AM 25DEC25 17.7 26.5 186 - - -
Thu 07AM 25DEC25 13.5 20.2 185 - - -
Thu 10AM 25DEC25 18.8 28.2 185 - - -
Thu 01PM 25DEC25 18.6 27.9 183 - - -
Thu 04PM 25DEC25 14.9 22.3 185 - - -
Thu 07PM 25DEC25 18.5 27.8 189 - - -
Thu 10PM 25DEC25 15.5 23.3 188 - - -
Fri 01AM 26DEC25 12.8 19.3 189 - - -
Fri 04AM 26DEC25 10.3 15.5 185 - - -
Fri 07AM 26DEC25 6.4 9.6 163 - - -
Fri 10AM 26DEC25 3.6 5.4 257 - - -

.
Contact | About | Disclaimer | Privacy
Advertise/Content | Links
Visit Mark Sponsler on Facebook Visit Stormsurf on Instagram Visit Stormsurf on YouTube
Copyright © 2025 STORMSURF - All Rights Reserved
This page cannot be duplicated, reused or framed in another window without express written permission.
But links are always welcome.
Buoys | Buoy Forecast | Bulletins | Models: Wave - Weather - Surf - Altimetry - Snow | Pacific Forecast | QuikCAST | El Nino | Tutorials | Great Circles | Calculator