Surf Forecasts and Marine Weather - No Hype - Just the Facts!
El Nino Developing Exactly Like 1997! - Video HERE (7/26/26)
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
.

Kyburz_I50 - Wind Forecast
Location: 38.77N 120.30W
Base Elevation: 4078 ft
Peak Elevation: 4078 ft

 

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

 

Data

Initialized: 12Z Fri 31JUL2026
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Fri 04AM 31JUL26 6.8 10.7 292 - - -
Fri 07AM 31JUL26 7.1 11.1 281 - - -
Fri 10AM 31JUL26 6.9 10.8 225 - - -
Fri 01PM 31JUL26 9.0 14.0 228 - - -
Fri 04PM 31JUL26 8.7 13.5 233 - - -
Fri 07PM 31JUL26 10.0 15.5 275 - - -
Fri 10PM 31JUL26 8.4 13.1 291 - - -
Sat 01AM 01AUG26 8.7 13.6 294 - - -
Sat 04AM 01AUG26 8.3 13.0 300 - - -
Sat 07AM 01AUG26 8.5 13.2 277 - - -
Sat 10AM 01AUG26 8.4 13.1 228 - - -
Sat 01PM 01AUG26 10.2 15.9 230 - - -
Sat 04PM 01AUG26 9.9 15.5 233 - - -
Sat 07PM 01AUG26 11.1 17.3 271 - - -
Sat 10PM 01AUG26 11.1 17.2 281 - - -
Sun 01AM 02AUG26 9.3 14.5 284 - - -
Sun 04AM 02AUG26 8.3 12.9 288 - - -
Sun 07AM 02AUG26 8.8 13.8 275 - - -
Sun 10AM 02AUG26 9.5 14.8 231 - - -
Sun 01PM 02AUG26 12.0 18.7 232 - - -
Sun 04PM 02AUG26 10.4 16.3 235 - - -
Sun 07PM 02AUG26 8.9 13.8 274 - - -
Sun 10PM 02AUG26 11.2 17.5 284 - - -
Mon 01AM 03AUG26 10.3 16.1 284 - - -
Mon 04AM 03AUG26 10.4 16.3 285 - - -
Mon 07AM 03AUG26 9.8 15.3 278 - - -
Mon 10AM 03AUG26 8.6 13.4 226 - - -
Mon 01PM 03AUG26 9.8 15.2 227 - - -
Mon 04PM 03AUG26 7.8 12.2 234 - - -
Mon 07PM 03AUG26 4.4 6.9 310 - - -
Mon 10PM 03AUG26 8.2 12.8 294 - - -
Tue 01AM 04AUG26 6.7 10.5 123 - - -
Tue 04AM 04AUG26 7.1 11.1 127 - - -
Tue 07AM 04AUG26 6.2 9.6 315 - - -
Tue 10AM 04AUG26 7.0 10.9 218 - - -
Tue 01PM 04AUG26 8.9 13.8 228 - - -
Tue 04PM 04AUG26 7.9 12.4 233 - - -
Tue 07PM 04AUG26 5.2 8.1 287 - - -
Tue 10PM 04AUG26 12.3 19.2 287 - - -
Wed 01AM 05AUG26 10.7 16.7 288 - - -
Wed 04AM 05AUG26 10.1 15.7 287 - - -
Wed 07AM 05AUG26 9.2 14.4 278 - - -
Wed 10AM 05AUG26 9.9 15.4 225 - - -
Wed 01PM 05AUG26 12.3 19.1 230 - - -
Wed 04PM 05AUG26 12.7 19.8 234 - - -
Wed 07PM 05AUG26 14.0 21.8 271 - - -
Wed 10PM 05AUG26 12.3 19.2 280 - - -
Thu 01AM 06AUG26 11.9 18.6 282 - - -
Thu 04AM 06AUG26 12.5 19.5 283 - - -
Thu 07AM 06AUG26 12.5 19.5 274 - - -
Thu 10AM 06AUG26 11.6 18.0 233 - - -
Thu 01PM 06AUG26 12.2 19.0 232 - - -
Thu 04PM 06AUG26 11.4 17.8 234 - - -
Thu 07PM 06AUG26 11.2 17.5 274 - - -
Thu 10PM 06AUG26 10.1 15.8 284 - - -
Fri 01AM 07AUG26 9.3 14.5 284 - - -
Fri 04AM 07AUG26 9.0 14.0 289 - - -
Fri 07AM 07AUG26 8.3 13.0 282 - - -
Fri 10AM 07AUG26 7.7 12.0 224 - - -
Fri 01PM 07AUG26 8.9 14.0 227 - - -
Fri 04PM 07AUG26 7.8 12.2 230 - - -
Fri 07PM 07AUG26 8.3 12.9 281 - - -
Fri 10PM 07AUG26 5.6 8.7 295 - - -
Sat 01AM 08AUG26 4.4 6.8 309 - - -
Sat 04AM 08AUG26 6.6 10.2 306 - - -
Sat 07AM 08AUG26 6.4 10.0 289 - - -
Sat 10AM 08AUG26 6.4 10.0 227 - - -
Sat 01PM 08AUG26 9.2 14.3 232 - - -
Sat 04PM 08AUG26 8.6 13.4 240 - - -
Sat 07PM 08AUG26 9.3 14.5 273 - - -
Sat 10PM 08AUG26 9.0 14.0 277 - - -
Sun 01AM 09AUG26 9.6 14.9 279 - - -
Sun 04AM 09AUG26 9.4 14.7 282 - - -
Sun 07AM 09AUG26 11.3 17.6 270 - - -
Sun 10AM 09AUG26 11.2 17.5 236 - - -
Sun 01PM 09AUG26 14.6 22.7 236 - - -
Sun 04PM 09AUG26 15.7 24.5 241 - - -
Sun 07PM 09AUG26 16.6 25.9 269 - - -
Sun 10PM 09AUG26 17.2 26.8 274 - - -
Mon 01AM 10AUG26 18.1 28.3 275 - - -
Mon 04AM 10AUG26 19.7 30.8 276 - - -

.
Contact | About | Disclaimer | Privacy
Advertise/Content | Links
Visit Mark Sponsler on Facebook Visit Stormsurf on Instagram Visit Stormsurf on YouTube
Copyright © 2026 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