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: 12Z Wed 10DEC2025
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Wed 05AM 10DEC25 45.0 67.5 213 38.0 56.9 223
Wed 08AM 10DEC25 45.1 67.7 212 41.5 62.3 222
Wed 11AM 10DEC25 47.4 71.1 212 40.6 60.9 222
Wed 02PM 10DEC25 47.3 70.9 210 40.5 60.7 220
Wed 05PM 10DEC25 46.1 69.2 209 41.4 62.1 220
Wed 08PM 10DEC25 43.0 64.6 208 37.8 56.7 218
Wed 11PM 10DEC25 41.1 61.6 208 37.0 55.5 219
Thu 02AM 11DEC25 40.7 61.0 208 36.5 54.7 218
Thu 05AM 11DEC25 44.6 66.9 208 39.4 59.1 218
Thu 08AM 11DEC25 43.6 65.3 209 40.6 60.8 219
Thu 11AM 11DEC25 41.4 62.1 210 37.1 55.7 220
Thu 02PM 11DEC25 37.0 55.5 209 33.1 49.7 219
Thu 05PM 11DEC25 39.5 59.3 208 36.8 55.2 219
Thu 08PM 11DEC25 34.5 51.8 208 31.3 47.0 218
Thu 11PM 11DEC25 28.5 42.8 206 25.9 38.9 216
Fri 02AM 12DEC25 28.2 42.2 205 24.4 36.6 215
Fri 05AM 12DEC25 27.5 41.2 203 25.3 38.0 214
Fri 08AM 12DEC25 25.0 37.5 204 25.3 38.0 215
Fri 11AM 12DEC25 22.7 34.1 207 20.9 31.3 217
Fri 02PM 12DEC25 26.9 40.3 209 25.5 38.3 219
Fri 05PM 12DEC25 30.8 46.3 206 29.7 44.6 217
Fri 08PM 12DEC25 31.4 47.0 206 30.4 45.7 217
Fri 11PM 12DEC25 33.3 50.0 205 32.0 48.0 216
Sat 02AM 13DEC25 33.4 50.2 206 32.5 48.7 217
Sat 05AM 13DEC25 30.9 46.3 204 30.4 45.6 215
Sat 08AM 13DEC25 27.5 41.3 203 26.3 39.5 214
Sat 11AM 13DEC25 23.4 35.2 207 22.2 33.3 217
Sat 02PM 13DEC25 22.1 33.1 211 20.3 30.4 222
Sat 05PM 13DEC25 18.2 27.3 138 17.2 25.8 127
Sat 08PM 13DEC25 14.3 21.5 133 12.4 18.7 121
Sat 11PM 13DEC25 15.7 23.6 167 12.0 18.0 159
Sun 02AM 14DEC25 17.9 26.9 168 14.1 21.1 165
Sun 05AM 14DEC25 17.9 26.8 168 13.6 20.4 165
Sun 08AM 14DEC25 17.4 26.1 168 13.1 19.7 165
Sun 11AM 14DEC25 15.7 23.6 176 13.0 19.5 175
Sun 02PM 14DEC25 15.6 23.4 181 13.0 19.5 182
Sun 05PM 14DEC25 14.9 22.4 173 12.0 18.1 169
Sun 08PM 14DEC25 13.7 20.5 149 11.6 17.3 136
Sun 11PM 14DEC25 14.0 21.0 174 12.4 18.6 209
Mon 02AM 15DEC25 19.7 29.6 171 16.6 24.9 209
Mon 05AM 15DEC25 22.9 34.4 177 18.9 28.4 211
Mon 08AM 15DEC25 22.9 34.4 208 18.3 27.5 216
Mon 11AM 15DEC25 20.0 30.0 211 17.7 26.6 209
Mon 02PM 15DEC25 26.1 39.2 205 23.7 35.5 210
Mon 05PM 15DEC25 29.5 44.2 179 24.5 36.7 187
Mon 08PM 15DEC25 29.7 44.6 207 24.4 36.5 218
Mon 11PM 15DEC25 30.7 46.1 197 25.4 38.1 208
Tue 02AM 16DEC25 38.5 57.7 185 29.8 44.7 199
Tue 05AM 16DEC25 43.6 65.4 205 32.6 49.0 197
Tue 08AM 16DEC25 45.8 68.7 210 32.9 49.3 219
Tue 11AM 16DEC25 43.5 65.3 208 37.4 56.1 215
Tue 02PM 16DEC25 40.5 60.7 207 35.9 53.9 215
Tue 05PM 16DEC25 34.1 51.1 196 32.1 48.1 220
Tue 08PM 16DEC25 39.0 58.4 186 38.5 57.7 184
Tue 11PM 16DEC25 32.3 48.5 180 30.8 46.2 180
Wed 02AM 17DEC25 35.1 52.7 182 31.9 47.9 183
Wed 05AM 17DEC25 46.0 69.0 189 43.3 65.0 190
Wed 08AM 17DEC25 55.8 83.7 200 53.7 80.5 202
Wed 11AM 17DEC25 52.1 78.2 197 45.8 68.7 210
Wed 02PM 17DEC25 61.9 92.9 199 53.0 79.5 209
Wed 05PM 17DEC25 56.8 85.1 212 44.7 67.1 221
Wed 08PM 17DEC25 45.8 68.7 210 36.1 54.2 219
Wed 11PM 17DEC25 42.2 63.2 210 30.5 45.8 219
Thu 02AM 18DEC25 42.4 63.6 210 29.7 44.5 219
Thu 05AM 18DEC25 37.8 56.6 209 30.1 45.2 220
Thu 08AM 18DEC25 40.4 60.6 207 28.8 43.2 205
Thu 11AM 18DEC25 39.2 58.8 213 28.2 42.2 179
Thu 02PM 18DEC25 43.1 64.7 146 28.7 43.0 179
Thu 05PM 18DEC25 38.8 58.2 148 31.4 47.2 167
Thu 08PM 18DEC25 36.6 55.0 181 31.0 46.5 181
Thu 11PM 18DEC25 47.1 70.6 209 40.0 60.0 189
Fri 02AM 19DEC25 45.9 68.9 182 33.4 50.1 185
Fri 05AM 19DEC25 45.9 68.8 181 34.5 51.8 180
Fri 08AM 19DEC25 42.4 63.6 178 36.2 54.2 178
Fri 11AM 19DEC25 41.2 61.8 181 37.9 56.8 181
Fri 02PM 19DEC25 48.4 72.7 182 39.7 59.5 182
Fri 05PM 19DEC25 44.4 66.6 181 37.7 56.5 181
Fri 08PM 19DEC25 55.0 82.6 177 40.8 61.2 177
Fri 11PM 19DEC25 47.0 70.5 183 41.7 62.6 183
Sat 02AM 20DEC25 53.0 79.5 186 47.9 71.9 186
Sat 05AM 20DEC25 46.1 69.1 189 38.9 58.4 194

.
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