Surf Forecasts and Marine Weather - No Hype - Just the Facts!
How Warm Will the NINO3.4 Region Get....Exactly? - Video HERE (8/16/26)
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
.

Northstar - Wind Forecast
Location: 39.25N 120.14W
Base Elevation: 6330 ft
Peak Elevation: 8610 ft

 

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

 

Data

Initialized: 00Z Sun 23AUG2026
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Sat 04PM 22AUG26 20.8 32.4 244 20.7 31.0 245
Sat 07PM 22AUG26 20.1 31.4 262 20.4 30.7 263
Sat 10PM 22AUG26 19.3 30.1 267 19.1 28.7 267
Sun 01AM 23AUG26 17.5 27.3 269 17.6 26.4 269
Sun 04AM 23AUG26 15.5 24.2 271 15.4 23.1 270
Sun 07AM 23AUG26 13.7 21.4 269 13.6 20.4 269
Sun 10AM 23AUG26 11.7 18.3 239 11.2 16.7 239
Sun 01PM 23AUG26 14.7 22.9 231 13.6 20.4 232
Sun 04PM 23AUG26 17.1 26.6 238 16.1 24.1 238
Sun 07PM 23AUG26 16.8 26.2 263 17.6 26.4 264
Sun 10PM 23AUG26 13.3 20.7 271 14.1 21.2 271
Mon 01AM 24AUG26 11.2 17.5 275 11.9 17.9 274
Mon 04AM 24AUG26 13.8 21.5 271 14.6 21.9 270
Mon 07AM 24AUG26 15.4 24.0 270 16.1 24.2 269
Mon 10AM 24AUG26 13.5 21.1 233 13.8 20.7 234
Mon 01PM 24AUG26 14.8 23.2 225 15.3 22.9 227
Mon 04PM 24AUG26 16.1 25.1 232 14.6 21.8 232
Mon 07PM 24AUG26 17.3 27.0 260 18.0 27.0 261
Mon 10PM 24AUG26 16.1 25.1 268 17.2 25.8 268
Tue 01AM 25AUG26 15.3 23.9 274 16.4 24.6 274
Tue 04AM 25AUG26 15.3 23.8 278 17.1 25.7 276
Tue 07AM 25AUG26 15.6 24.3 275 17.1 25.6 274
Tue 10AM 25AUG26 14.2 22.2 239 14.2 21.3 239
Tue 01PM 25AUG26 15.8 24.7 229 15.9 23.8 231
Tue 04PM 25AUG26 17.4 27.1 237 15.8 23.7 237
Tue 07PM 25AUG26 17.6 27.5 263 18.3 27.5 263
Tue 10PM 25AUG26 16.9 26.3 267 18.5 27.7 267
Wed 01AM 26AUG26 17.6 27.5 269 19.4 29.2 269
Wed 04AM 26AUG26 19.5 30.4 270 20.5 30.8 270
Wed 07AM 26AUG26 20.2 31.4 269 21.1 31.6 269
Wed 10AM 26AUG26 18.6 29.0 246 18.4 27.6 246
Wed 01PM 26AUG26 18.6 29.0 238 18.8 28.2 239
Wed 04PM 26AUG26 20.3 31.7 243 19.0 28.5 243
Wed 07PM 26AUG26 20.2 31.4 263 21.4 32.1 264
Wed 10PM 26AUG26 19.8 30.8 265 21.9 32.9 265
Thu 01AM 27AUG26 21.1 32.9 266 22.1 33.2 266
Thu 04AM 27AUG26 21.3 33.2 268 21.8 32.6 267
Thu 07AM 27AUG26 23.6 36.8 267 23.3 35.0 266
Thu 10AM 27AUG26 20.5 32.0 248 20.0 30.0 247
Thu 01PM 27AUG26 21.3 33.2 243 20.6 30.9 243
Thu 04PM 27AUG26 23.3 36.3 248 23.0 34.4 248
Thu 07PM 27AUG26 24.6 38.4 265 24.2 36.3 264
Thu 10PM 27AUG26 23.5 36.7 267 23.7 35.5 266
Fri 01AM 28AUG26 23.9 37.4 267 24.0 36.0 267
Fri 04AM 28AUG26 24.6 38.4 269 24.1 36.1 269
Fri 07AM 28AUG26 23.8 37.1 268 23.6 35.4 267
Fri 10AM 28AUG26 20.8 32.4 248 20.8 31.2 248
Fri 01PM 28AUG26 21.2 33.1 244 20.8 31.2 244
Fri 04PM 28AUG26 23.4 36.6 248 23.5 35.2 249
Fri 07PM 28AUG26 22.3 34.7 264 22.7 34.0 264
Fri 10PM 28AUG26 21.3 33.2 267 22.1 33.2 267
Sat 01AM 29AUG26 22.6 35.2 267 22.7 34.1 267
Sat 04AM 29AUG26 20.7 32.2 267 21.6 32.4 267
Sat 07AM 29AUG26 19.4 30.2 264 20.7 31.1 265
Sat 10AM 29AUG26 19.4 30.3 246 20.6 30.9 247
Sat 01PM 29AUG26 19.3 30.1 242 19.5 29.3 242
Sat 04PM 29AUG26 26.7 41.7 251 26.4 39.7 251
Sat 07PM 29AUG26 25.9 40.4 264 25.7 38.5 264
Sat 10PM 29AUG26 22.3 34.7 265 22.3 33.4 266
Sun 01AM 30AUG26 20.7 32.3 267 20.6 31.0 267
Sun 04AM 30AUG26 18.3 28.5 266 19.2 28.8 267
Sun 07AM 30AUG26 16.9 26.4 266 17.1 25.7 266
Sun 10AM 30AUG26 18.3 28.6 248 18.6 27.8 248
Sun 01PM 30AUG26 18.8 29.4 244 18.4 27.6 244
Sun 04PM 30AUG26 20.1 31.4 248 19.7 29.6 248
Sun 07PM 30AUG26 19.8 30.9 264 20.5 30.7 264
Sun 10PM 30AUG26 19.1 29.8 264 20.3 30.5 265
Mon 01AM 31AUG26 21.4 33.3 265 21.3 32.0 265
Mon 04AM 31AUG26 23.0 35.9 266 22.5 33.7 265
Mon 07AM 31AUG26 24.0 37.5 264 23.0 34.5 264
Mon 10AM 31AUG26 21.9 34.1 249 21.2 31.8 248
Mon 01PM 31AUG26 19.8 30.8 243 20.0 30.0 244
Mon 04PM 31AUG26 21.3 33.2 244 21.6 32.4 246
Mon 07PM 31AUG26 16.9 26.3 259 17.4 26.1 261
Mon 10PM 31AUG26 14.7 22.9 262 14.9 22.3 263
Tue 01AM 01SEP26 14.7 23.0 267 15.0 22.5 267
Tue 04AM 01SEP26 13.4 20.9 267 13.9 20.8 267
Tue 07AM 01SEP26 11.9 18.6 266 12.8 19.2 267
Tue 10AM 01SEP26 10.6 16.6 237 11.6 17.4 240
Tue 01PM 01SEP26 11.3 17.7 228 11.0 16.6 229
Tue 04PM 01SEP26 11.7 18.3 230 12.8 19.2 233

.
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