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: 18Z Sat 29AUG2026
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Sat 10AM 29AUG26 17.9 27.9 243 18.2 27.3 244
Sat 01PM 29AUG26 19.9 31.1 242 19.6 29.4 242
Sat 04PM 29AUG26 21.4 33.4 247 20.4 30.5 246
Sat 07PM 29AUG26 21.5 33.5 264 21.7 32.5 264
Sat 10PM 29AUG26 17.9 28.0 266 18.5 27.8 266
Sun 01AM 30AUG26 13.8 21.6 270 15.2 22.7 270
Sun 04AM 30AUG26 10.8 16.8 272 12.5 18.7 273
Sun 07AM 30AUG26 8.4 13.1 272 10.4 15.6 274
Sun 10AM 30AUG26 6.7 10.4 226 8.1 12.1 231
Sun 01PM 30AUG26 8.5 13.2 207 8.5 12.7 210
Sun 04PM 30AUG26 10.2 15.9 217 7.7 11.5 214
Sun 07PM 30AUG26 6.1 9.5 177 7.6 11.4 186
Sun 10PM 30AUG26 9.7 15.1 141 8.5 12.8 154
Mon 01AM 31AUG26 8.8 13.8 148 6.6 9.9 159
Mon 04AM 31AUG26 11.3 17.7 149 8.3 12.4 160
Mon 07AM 31AUG26 11.4 17.8 151 9.7 14.5 163
Mon 10AM 31AUG26 9.6 15.0 189 8.1 12.2 192
Mon 01PM 31AUG26 12.8 20.0 214 11.8 17.7 216
Mon 04PM 31AUG26 16.1 25.1 236 17.2 25.8 238
Mon 07PM 31AUG26 14.4 22.5 258 16.4 24.5 259
Mon 10PM 31AUG26 11.6 18.1 260 13.1 19.7 260
Tue 01AM 01SEP26 11.9 18.6 268 14.0 21.0 267
Tue 04AM 01SEP26 12.9 20.2 259 15.3 23.0 260
Tue 07AM 01SEP26 13.4 22.0 251 16.0 24.0 252
Tue 10AM 01SEP26 15.5 24.1 231 18.1 27.1 234
Tue 01PM 01SEP26 17.8 27.7 235 18.1 27.2 236
Tue 04PM 01SEP26 20.7 32.4 241 21.0 31.5 242
Tue 07PM 01SEP26 22.9 35.7 264 25.7 38.6 264
Tue 10PM 01SEP26 25.5 39.8 268 27.4 41.0 268
Wed 01AM 02SEP26 25.2 39.3 264 29.2 43.8 264
Wed 04AM 02SEP26 24.2 37.8 263 29.5 44.3 265
Wed 07AM 02SEP26 22.6 35.3 261 23.5 35.2 262
Wed 10AM 02SEP26 21.2 33.0 248 23.8 35.7 251
Wed 01PM 02SEP26 21.0 32.8 243 21.9 32.9 244
Wed 04PM 02SEP26 20.1 31.4 243 22.1 33.1 245
Wed 07PM 02SEP26 17.8 27.8 260 19.5 29.3 261
Wed 10PM 02SEP26 18.7 29.2 263 19.5 29.2 263
Thu 01AM 03SEP26 22.0 34.2 264 22.0 32.9 264
Thu 04AM 03SEP26 23.4 36.5 265 22.6 33.9 264
Thu 07AM 03SEP26 22.8 35.6 264 22.9 34.3 263
Thu 10AM 03SEP26 22.6 35.2 250 23.2 34.8 251
Thu 01PM 03SEP26 22.1 34.4 246 23.3 34.9 247
Thu 04PM 03SEP26 22.8 35.6 249 23.5 35.3 249
Thu 07PM 03SEP26 20.8 32.4 262 22.0 32.9 263
Thu 10PM 03SEP26 18.7 29.2 263 20.7 31.0 263
Fri 01AM 04SEP26 21.6 33.7 265 23.5 35.2 265
Fri 04AM 04SEP26 23.6 36.7 267 25.5 38.3 267
Fri 07AM 04SEP26 25.0 39.1 265 26.3 39.5 265
Fri 10AM 04SEP26 23.0 36.0 248 24.2 36.2 248
Fri 01PM 04SEP26 22.9 35.8 244 22.9 34.3 244
Fri 04PM 04SEP26 26.2 40.8 248 27.4 41.2 248
Fri 07PM 04SEP26 22.6 35.2 263 24.4 36.5 263
Fri 10PM 04SEP26 19.4 30.3 268 21.7 32.6 268
Sat 01AM 05SEP26 19.9 31.0 269 21.7 32.6 269
Sat 04AM 05SEP26 19.9 31.0 269 20.8 31.1 269
Sat 07AM 05SEP26 18.2 28.4 269 19.4 29.1 269
Sat 10AM 05SEP26 16.5 25.7 245 16.7 25.1 245
Sat 01PM 05SEP26 16.6 25.8 229 15.9 23.9 230
Sat 04PM 05SEP26 14.1 22.0 217 15.7 23.5 221
Sat 07PM 05SEP26 10.6 16.5 199 13.3 20.0 206
Sat 10PM 05SEP26 9.8 15.3 138 12.5 18.7 151
Sun 01AM 06SEP26 10.8 16.9 250 13.5 20.3 252
Sun 04AM 06SEP26 15.8 24.7 270 18.0 27.0 270
Sun 07AM 06SEP26 18.2 28.4 272 20.5 30.8 271
Sun 10AM 06SEP26 20.2 31.5 248 19.6 29.3 248
Sun 01PM 06SEP26 14.1 22.0 227 13.8 20.8 229
Sun 04PM 06SEP26 15.4 24.1 183 14.9 22.3 191
Sun 07PM 06SEP26 14.0 21.9 154 13.4 20.0 166
Sun 10PM 06SEP26 15.2 23.8 132 14.0 21.0 147
Mon 01AM 07SEP26 12.1 18.9 86 12.3 18.4 106
Mon 04AM 07SEP26 10.5 16.4 91 10.8 16.3 109
Mon 07AM 07SEP26 9.8 15.2 331 9.9 14.8 324
Mon 10AM 07SEP26 9.3 14.5 300 9.0 13.5 297
Mon 01PM 07SEP26 5.6 8.8 135 4.3 6.5 144
Mon 04PM 07SEP26 9.5 14.7 152 6.9 10.4 187
Mon 07PM 07SEP26 11.5 17.9 136 8.3 12.4 154
Mon 10PM 07SEP26 12.3 19.1 134 10.3 15.5 148
Tue 01AM 08SEP26 9.0 14.1 132 7.9 11.9 146
Tue 04AM 08SEP26 5.8 9.1 98 4.2 6.2 115
Tue 07AM 08SEP26 5.8 9.0 96 4.7 7.0 114
Tue 10AM 08SEP26 6.5 10.2 102 4.0 6.0 118

.
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