Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Pacific Warm Pool Dramatically Expands on the Surface! - Video HERE (8/23/26)
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: 06Z Tue 25AUG2026
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Mon 10PM 24AUG26 15.4 24.0 266 16.3 24.5 266
Tue 01AM 25AUG26 15.1 23.5 273 15.9 23.9 273
Tue 04AM 25AUG26 17.8 27.8 274 18.8 28.3 274
Tue 07AM 25AUG26 20.7 32.2 271 21.0 31.6 271
Tue 10AM 25AUG26 17.6 27.5 249 17.4 26.1 248
Tue 01PM 25AUG26 17.0 26.5 238 17.4 26.2 239
Tue 04PM 25AUG26 17.8 27.7 238 16.3 24.5 238
Tue 07PM 25AUG26 17.3 27.0 260 17.7 26.6 261
Tue 10PM 25AUG26 16.7 26.0 267 17.5 26.2 266
Wed 01AM 26AUG26 18.3 28.6 270 18.6 27.8 270
Wed 04AM 26AUG26 18.7 29.1 270 18.6 27.9 269
Wed 07AM 26AUG26 18.1 28.3 269 17.9 26.8 268
Wed 10AM 26AUG26 14.4 22.4 244 14.5 21.7 244
Wed 01PM 26AUG26 14.2 22.1 228 14.4 21.5 230
Wed 04PM 26AUG26 18.8 29.4 238 15.1 22.6 236
Wed 07PM 26AUG26 17.9 27.9 259 18.4 27.6 260
Wed 10PM 26AUG26 19.2 29.9 271 19.3 28.9 270
Thu 01AM 27AUG26 22.9 35.7 270 21.3 32.0 269
Thu 04AM 27AUG26 21.7 33.8 269 20.4 30.5 268
Thu 07AM 27AUG26 20.3 31.6 267 19.0 28.6 266
Thu 10AM 27AUG26 16.6 25.9 246 15.2 22.8 245
Thu 01PM 27AUG26 16.2 25.3 236 16.2 24.4 237
Thu 04PM 27AUG26 17.5 27.3 240 16.4 24.6 240
Thu 07PM 27AUG26 17.8 27.8 260 18.4 27.6 260
Thu 10PM 27AUG26 20.2 31.5 264 18.3 27.5 263
Fri 01AM 28AUG26 24.6 38.4 271 23.2 34.9 270
Fri 04AM 28AUG26 19.8 30.9 267 18.0 27.0 266
Fri 07AM 28AUG26 14.3 22.3 154 15.2 22.8 165
Fri 10AM 28AUG26 25.2 39.4 274 25.4 38.1 273
Fri 01PM 28AUG26 25.0 39.0 264 21.0 31.5 263
Fri 04PM 28AUG26 15.1 23.6 271 15.5 23.2 271
Fri 07PM 28AUG26 10.0 15.7 260 9.3 13.9 256
Fri 10PM 28AUG26 12.2 19.1 269 11.6 17.4 268
Sat 01AM 29AUG26 13.6 21.2 270 13.6 20.4 269
Sat 04AM 29AUG26 14.3 22.3 269 14.4 21.5 269
Sat 07AM 29AUG26 13.6 21.2 267 14.1 21.2 267
Sat 10AM 29AUG26 12.8 20.0 244 12.8 19.2 244
Sat 01PM 29AUG26 13.3 20.8 231 13.3 20.0 233
Sat 04PM 29AUG26 14.5 22.6 237 13.2 19.8 237
Sat 07PM 29AUG26 11.7 18.2 259 13.3 20.0 260
Sat 10PM 29AUG26 9.3 14.5 269 11.9 17.8 269
Sun 01AM 30AUG26 10.0 15.6 271 12.8 19.2 271
Sun 04AM 30AUG26 10.4 16.3 274 13.1 19.7 274
Sun 07AM 30AUG26 10.5 16.4 271 12.9 19.4 271
Sun 10AM 30AUG26 12.0 18.8 231 13.1 19.6 233
Sun 01PM 30AUG26 14.6 22.7 231 14.3 21.4 231
Sun 04PM 30AUG26 16.1 25.1 241 16.9 25.3 242
Sun 07PM 30AUG26 16.9 26.3 261 18.3 27.4 262
Sun 10PM 30AUG26 17.7 27.6 264 19.1 28.7 264
Mon 01AM 31AUG26 20.5 32.0 266 22.0 33.1 266
Mon 04AM 31AUG26 22.1 34.4 267 23.5 35.2 267
Mon 07AM 31AUG26 23.8 37.1 263 24.8 37.3 263
Mon 10AM 31AUG26 25.4 39.7 249 25.6 38.5 248
Mon 01PM 31AUG26 25.3 39.4 247 25.3 37.9 247
Mon 04PM 31AUG26 24.6 38.3 249 25.2 37.8 250
Mon 07PM 31AUG26 21.5 33.6 263 23.2 34.9 264
Mon 10PM 31AUG26 21.4 33.3 267 23.7 35.5 267
Tue 01AM 01SEP26 23.3 36.3 266 25.6 38.4 266
Tue 04AM 01SEP26 23.7 37.0 266 25.4 38.2 266
Tue 07AM 01SEP26 22.4 35.0 265 24.4 36.6 265
Tue 10AM 01SEP26 20.5 32.0 249 21.6 32.3 249
Tue 01PM 01SEP26 20.3 31.7 243 20.5 30.8 244
Tue 04PM 01SEP26 19.7 30.8 246 21.8 32.6 248
Tue 07PM 01SEP26 20.0 31.2 264 22.1 33.2 264
Tue 10PM 01SEP26 17.0 26.6 262 18.5 27.7 262
Wed 01AM 02SEP26 17.0 26.6 264 17.1 25.6 264
Wed 04AM 02SEP26 15.3 23.8 268 16.0 24.0 268
Wed 07AM 02SEP26 12.4 19.3 264 13.5 20.3 265
Wed 10AM 02SEP26 11.4 17.7 240 12.3 18.5 245
Wed 01PM 02SEP26 9.4 14.7 223 10.2 15.2 231
Wed 04PM 02SEP26 6.8 10.7 222 8.0 12.0 235
Wed 07PM 02SEP26 7.5 11.6 256 9.5 14.3 258
Wed 10PM 02SEP26 7.3 11.4 274 8.2 12.3 273
Thu 01AM 03SEP26 9.7 15.1 271 11.8 17.7 271
Thu 04AM 03SEP26 16.3 25.4 267 14.8 22.2 266
Thu 07AM 03SEP26 14.3 22.3 265 10.4 15.6 249
Thu 10AM 03SEP26 12.9 20.2 244 9.6 14.4 241
Thu 01PM 03SEP26 10.1 15.7 241 11.4 17.1 243
Thu 04PM 03SEP26 24.3 37.9 266 23.3 34.9 267
Thu 07PM 03SEP26 21.4 33.3 268 20.5 30.8 267
Thu 10PM 03SEP26 18.8 29.3 265 22.3 33.5 266

.
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