Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Active MJO Pushes East - What Effect Will Coming Inactive Phase Have? - Video Forecast HERE (12/7/25)
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
.

Sugar_Bowl - Wind Forecast
Location: 39.29N 120.33W
Base Elevation: 6883 ft
Peak Elevation: 8383 ft

 

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

 

Data

Initialized: 12Z Sat 13DEC2025
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Sat 04AM 13DEC25 6.0 9.1 76 5.3 8.0 59
Sat 07AM 13DEC25 6.3 9.4 77 5.8 8.7 59
Sat 10AM 13DEC25 6.4 9.6 230 5.6 8.4 268
Sat 01PM 13DEC25 8.4 12.6 242 6.3 9.4 257
Sat 04PM 13DEC25 8.1 12.1 177 6.9 10.4 176
Sat 07PM 13DEC25 8.3 12.4 162 7.2 10.8 162
Sat 10PM 13DEC25 10.0 15.1 168 8.4 12.6 166
Sun 01AM 14DEC25 11.7 17.5 171 12.1 18.1 171
Sun 04AM 14DEC25 9.2 13.8 166 9.7 14.5 168
Sun 07AM 14DEC25 8.2 12.3 162 8.4 12.6 165
Sun 10AM 14DEC25 6.3 9.4 188 6.9 10.3 187
Sun 01PM 14DEC25 5.4 8.1 218 6.1 9.1 211
Sun 04PM 14DEC25 4.2 6.3 196 4.7 7.1 190
Sun 07PM 14DEC25 5.7 8.5 114 6.3 9.4 131
Sun 10PM 14DEC25 5.4 8.0 128 5.3 7.9 140
Mon 01AM 15DEC25 7.0 10.6 120 9.0 13.5 136
Mon 04AM 15DEC25 8.0 12.0 100 10.3 15.4 122
Mon 07AM 15DEC25 12.6 18.8 71 12.9 19.3 101
Mon 10AM 15DEC25 11.1 16.7 296 12.6 18.9 262
Mon 01PM 15DEC25 11.2 16.7 281 12.8 19.2 252
Mon 04PM 15DEC25 15.5 23.3 61 14.9 22.4 95
Mon 07PM 15DEC25 15.6 23.4 67 14.6 21.9 98
Mon 10PM 15DEC25 15.0 22.6 70 13.5 20.2 101
Tue 01AM 16DEC25 12.8 19.2 91 13.0 19.5 117
Tue 04AM 16DEC25 15.3 23.0 75 17.6 26.3 105
Tue 07AM 16DEC25 15.0 22.5 77 17.9 26.8 107
Tue 10AM 16DEC25 14.0 21.1 195 15.4 23.2 193
Tue 01PM 16DEC25 23.4 35.1 192 25.0 37.5 190
Tue 04PM 16DEC25 24.1 36.1 194 26.4 39.6 191
Tue 07PM 16DEC25 22.0 33.0 202 26.3 39.5 196
Tue 10PM 16DEC25 26.9 40.3 195 31.0 46.6 192
Wed 01AM 17DEC25 24.2 36.3 220 31.1 46.7 209
Wed 04AM 17DEC25 24.0 36.1 212 26.3 39.5 204
Wed 07AM 17DEC25 22.4 33.6 218 24.0 36.0 209
Wed 10AM 17DEC25 19.2 28.8 240 22.8 34.2 224
Wed 01PM 17DEC25 19.3 28.9 282 23.4 35.2 253
Wed 04PM 17DEC25 19.3 29.0 286 23.7 35.6 257
Wed 07PM 17DEC25 23.9 35.8 67 26.3 39.5 100
Wed 10PM 17DEC25 22.0 33.0 73 24.5 36.7 104
Thu 01AM 18DEC25 20.7 31.0 76 23.0 34.5 106
Thu 04AM 18DEC25 20.7 31.0 80 24.8 37.2 109
Thu 07AM 18DEC25 19.2 28.8 144 25.6 38.4 155
Thu 10AM 18DEC25 18.2 27.3 235 24.7 37.0 220
Thu 01PM 18DEC25 20.6 30.9 221 25.3 38.0 211
Thu 04PM 18DEC25 22.9 34.3 194 26.3 39.4 191
Thu 07PM 18DEC25 23.2 34.7 195 28.2 42.3 191
Thu 10PM 18DEC25 27.1 40.6 184 30.9 46.4 184
Fri 01AM 19DEC25 28.4 42.6 194 32.0 48.0 191
Fri 04AM 19DEC25 27.7 41.6 196 31.9 47.8 193
Fri 07AM 19DEC25 26.2 39.3 193 31.1 46.7 191
Fri 10AM 19DEC25 36.8 55.2 190 36.5 54.7 189
Fri 01PM 19DEC25 19.7 29.6 209 26.2 39.3 202
Fri 04PM 19DEC25 18.9 28.4 92 23.8 35.6 118
Fri 07PM 19DEC25 13.8 20.7 136 18.3 27.5 150
Fri 10PM 19DEC25 13.7 20.5 299 17.5 26.2 265
Sat 01AM 20DEC25 16.4 24.6 63 20.7 31.1 98
Sat 04AM 20DEC25 16.6 24.9 72 20.0 30.1 103
Sat 07AM 20DEC25 13.2 19.8 87 16.3 24.5 114
Sat 10AM 20DEC25 10.6 15.9 161 13.8 20.8 167
Sat 01PM 20DEC25 13.4 20.1 200 15.5 23.3 196
Sat 04PM 20DEC25 12.5 18.8 201 14.9 22.3 196
Sat 07PM 20DEC25 13.2 19.9 160 15.5 23.2 166
Sat 10PM 20DEC25 15.7 23.5 171 16.9 25.4 173
Sun 01AM 21DEC25 19.7 29.5 174 19.8 29.7 176
Sun 04AM 21DEC25 22.0 33.1 175 21.7 32.5 176
Sun 07AM 21DEC25 17.1 25.7 157 20.8 31.2 163
Sun 10AM 21DEC25 21.2 31.8 191 20.9 31.4 192
Sun 01PM 21DEC25 32.3 48.4 182 32.4 48.6 182
Sun 04PM 21DEC25 37.6 56.4 186 41.0 61.4 186
Sun 07PM 21DEC25 29.6 44.4 195 34.8 52.3 193
Sun 10PM 21DEC25 32.3 48.5 196 37.0 55.5 193
Mon 01AM 22DEC25 31.1 46.6 199 33.1 49.7 195
Mon 04AM 22DEC25 24.8 37.2 188 27.4 41.2 187
Mon 07AM 22DEC25 17.7 26.6 185 21.0 31.6 185
Mon 10AM 22DEC25 16.3 24.4 187 17.3 25.9 186
Mon 01PM 22DEC25 19.0 28.5 191 18.5 27.8 190
Mon 04PM 22DEC25 16.0 24.0 183 15.5 23.3 181
Mon 07PM 22DEC25 12.9 19.4 186 10.5 15.8 184
Mon 10PM 22DEC25 14.1 21.1 177 13.7 20.5 178
Tue 01AM 23DEC25 19.1 28.7 176 17.2 25.8 177
Tue 04AM 23DEC25 12.0 18.1 168 15.4 23.0 172

.
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