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
.

Sun_Valley - Wind Forecast
Location: 43.65N 114.41W
Base Elevation: 5750 ft
Peak Elevation: 9150 ft

 

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

 

Data

Initialized: 18Z Thu 11DEC2025
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Thu 11AM 11DEC25 41.3 61.9 210 37.2 55.8 220
Thu 02PM 11DEC25 37.9 56.9 210 33.4 50.1 220
Thu 05PM 11DEC25 36.7 55.1 208 34.8 52.2 219
Thu 08PM 11DEC25 34.0 51.0 206 31.8 47.7 217
Thu 11PM 11DEC25 30.7 46.1 204 29.8 44.7 215
Fri 02AM 12DEC25 26.6 39.9 203 26.8 40.2 214
Fri 05AM 12DEC25 27.9 41.9 204 24.7 37.1 214
Fri 08AM 12DEC25 29.5 44.2 205 26.1 39.2 216
Fri 11AM 12DEC25 30.9 46.3 209 28.1 42.1 219
Fri 02PM 12DEC25 32.4 48.6 211 30.3 45.4 221
Fri 05PM 12DEC25 31.5 47.2 207 30.9 46.4 218
Fri 08PM 12DEC25 33.6 50.4 205 32.3 48.4 216
Fri 11PM 12DEC25 33.8 50.7 206 32.1 48.2 216
Sat 02AM 13DEC25 31.7 47.6 203 30.9 46.4 214
Sat 05AM 13DEC25 29.2 43.7 203 28.4 42.6 214
Sat 08AM 13DEC25 26.9 40.4 202 25.2 37.8 213
Sat 11AM 13DEC25 24.6 36.9 206 22.7 34.1 217
Sat 02PM 13DEC25 23.1 34.6 215 20.2 30.4 225
Sat 05PM 13DEC25 18.9 28.3 137 15.8 23.7 125
Sat 08PM 13DEC25 15.5 23.3 135 13.4 20.2 124
Sat 11PM 13DEC25 14.1 21.2 163 11.5 17.3 153
Sun 02AM 14DEC25 15.7 23.5 166 13.4 20.0 164
Sun 05AM 14DEC25 14.8 22.2 165 12.1 18.2 163
Sun 08AM 14DEC25 12.8 19.2 163 10.5 15.7 160
Sun 11AM 14DEC25 11.8 17.7 175 10.8 16.2 174
Sun 02PM 14DEC25 13.6 20.4 183 12.4 18.6 183
Sun 05PM 14DEC25 13.9 20.8 168 11.4 17.0 166
Sun 08PM 14DEC25 13.0 19.5 134 11.1 16.6 126
Sun 11PM 14DEC25 11.2 16.7 139 11.6 17.4 124
Mon 02AM 15DEC25 15.5 23.3 142 13.2 19.8 135
Mon 05AM 15DEC25 19.4 29.2 189 15.8 23.7 194
Mon 08AM 15DEC25 22.3 33.4 164 18.7 28.1 160
Mon 11AM 15DEC25 23.7 35.6 184 20.6 30.9 181
Mon 02PM 15DEC25 30.9 46.4 181 23.7 35.5 180
Mon 05PM 15DEC25 33.9 50.9 183 26.7 40.0 218
Mon 08PM 15DEC25 26.8 40.3 206 25.3 38.0 183
Mon 11PM 15DEC25 33.2 49.8 140 27.7 41.6 129
Tue 02AM 16DEC25 32.3 48.4 190 25.9 38.9 185
Tue 05AM 16DEC25 36.3 54.5 179 33.6 50.4 179
Tue 08AM 16DEC25 36.6 54.9 183 28.2 42.4 184
Tue 11AM 16DEC25 40.0 60.1 182 28.0 42.0 184
Tue 02PM 16DEC25 37.7 56.5 183 29.8 44.7 185
Tue 05PM 16DEC25 38.6 57.9 185 27.9 41.9 186
Tue 08PM 16DEC25 27.8 41.7 186 23.5 35.3 185
Tue 11PM 16DEC25 44.5 66.7 185 35.5 53.3 185
Wed 02AM 17DEC25 54.7 82.0 196 46.7 70.0 199
Wed 05AM 17DEC25 59.6 89.4 183 54.1 81.2 201
Wed 08AM 17DEC25 47.5 71.2 203 38.2 57.4 218
Wed 11AM 17DEC25 38.8 58.2 205 27.5 41.3 219
Wed 02PM 17DEC25 34.9 52.3 187 24.2 36.3 207
Wed 05PM 17DEC25 38.6 57.9 176 26.3 39.4 168
Wed 08PM 17DEC25 29.1 43.7 178 21.3 31.9 178
Wed 11PM 17DEC25 27.6 41.3 174 16.1 24.1 170
Thu 02AM 18DEC25 30.6 45.9 174 21.8 32.7 172
Thu 05AM 18DEC25 30.2 45.2 174 25.9 38.9 174
Thu 08AM 18DEC25 44.0 65.9 185 33.8 50.7 186
Thu 11AM 18DEC25 34.9 52.4 209 32.5 48.7 215
Thu 02PM 18DEC25 38.6 57.9 211 36.4 54.6 218
Thu 05PM 18DEC25 31.2 46.9 209 27.7 41.6 219
Thu 08PM 18DEC25 26.7 40.0 207 22.2 33.3 217
Thu 11PM 18DEC25 24.3 36.5 177 20.6 30.9 178
Fri 02AM 19DEC25 27.7 41.6 173 23.3 34.9 173
Fri 05AM 19DEC25 30.1 45.1 174 22.0 33.1 173
Fri 08AM 19DEC25 27.8 41.7 172 20.9 31.4 170
Fri 11AM 19DEC25 22.6 33.8 179 17.4 26.1 179
Fri 02PM 19DEC25 26.6 39.9 175 21.3 31.9 185
Fri 05PM 19DEC25 31.7 47.6 155 30.2 45.3 183
Fri 08PM 19DEC25 38.8 58.3 183 31.0 46.6 186
Fri 11PM 19DEC25 39.0 58.5 182 38.1 57.1 210
Sat 02AM 20DEC25 42.4 63.7 196 33.1 49.6 216
Sat 05AM 20DEC25 38.5 57.8 206 30.8 46.1 217
Sat 08AM 20DEC25 36.7 55.0 207 28.0 41.9 217
Sat 11AM 20DEC25 31.6 47.4 210 23.9 35.8 219
Sat 02PM 20DEC25 30.9 46.3 210 22.5 33.8 219
Sat 05PM 20DEC25 28.6 42.8 206 20.2 30.3 215
Sat 08PM 20DEC25 26.2 39.2 143 20.4 30.5 169
Sat 11PM 20DEC25 31.0 46.5 172 21.7 32.5 170
Sun 02AM 21DEC25 32.9 49.3 161 24.7 37.1 172
Sun 05AM 21DEC25 42.0 62.9 174 30.9 46.3 174
Sun 08AM 21DEC25 41.8 62.7 178 28.8 43.2 178
Sun 11AM 21DEC25 55.4 83.1 180 39.5 59.2 181

.
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