Surf Forecasts and Marine Weather - No Hype - Just the Facts!
The Transition Stabilizes - But What's the Future Hold? - Video Forecast HERE (11/30/25)
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
.

Arapahoe_Basin - Wind Forecast
Location: 39.62N 105.87W
Base Elevation: 10863 ft
Peak Elevation: 12485 ft

 

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

 

Data

Initialized: 18Z Mon 01DEC2025
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Mon 11AM 01DEC25 19.7 29.5 216 18.0 27.0 314
Mon 02PM 01DEC25 20.9 31.3 216 18.3 27.5 314
Mon 05PM 01DEC25 19.5 29.2 224 27.7 41.6 331
Mon 08PM 01DEC25 19.3 28.9 222 25.1 37.6 330
Mon 11PM 01DEC25 22.6 34.0 223 19.4 29.1 327
Tue 02AM 02DEC25 32.0 48.0 225 22.1 33.2 328
Tue 05AM 02DEC25 30.5 45.7 224 19.3 28.9 325
Tue 08AM 02DEC25 29.2 43.8 223 16.8 25.2 323
Tue 11AM 02DEC25 22.7 34.1 222 13.2 19.9 317
Tue 02PM 02DEC25 17.9 26.8 216 13.9 20.9 312
Tue 05PM 02DEC25 21.9 32.9 220 10.0 15.0 317
Tue 08PM 02DEC25 18.1 27.2 213 6.6 9.9 295
Tue 11PM 02DEC25 17.1 25.6 194 4.5 6.8 237
Wed 02AM 03DEC25 7.3 10.9 183 2.0 3.0 215
Wed 05AM 03DEC25 2.1 3.2 75 2.2 3.4 26
Wed 08AM 03DEC25 5.2 7.7 283 7.5 11.3 172
Wed 11AM 03DEC25 4.8 7.2 221 9.7 14.5 172
Wed 02PM 03DEC25 7.7 11.6 186 7.2 10.9 163
Wed 05PM 03DEC25 4.0 6.1 197 1.8 2.7 193
Wed 08PM 03DEC25 4.5 6.8 203 3.9 5.8 299
Wed 11PM 03DEC25 7.7 11.6 206 4.9 7.4 294
Thu 02AM 04DEC25 12.3 18.4 215 8.0 12.0 309
Thu 05AM 04DEC25 18.2 27.3 219 12.7 19.1 319
Thu 08AM 04DEC25 17.4 26.1 221 16.9 25.4 324
Thu 11AM 04DEC25 17.6 26.5 222 21.5 32.3 326
Thu 02PM 04DEC25 23.1 34.6 218 17.9 26.8 315
Thu 05PM 04DEC25 27.7 41.6 224 23.1 34.7 327
Thu 08PM 04DEC25 23.6 35.3 223 21.2 31.8 327
Thu 11PM 04DEC25 24.5 36.7 223 20.4 30.7 326
Fri 02AM 05DEC25 31.6 47.4 224 23.1 34.7 328
Fri 05AM 05DEC25 33.1 49.7 225 29.6 44.4 330
Fri 08AM 05DEC25 29.9 44.9 225 29.1 43.6 331
Fri 11AM 05DEC25 27.5 41.3 221 22.7 34.1 323
Fri 02PM 05DEC25 29.8 44.7 216 18.9 28.4 308
Fri 05PM 05DEC25 31.1 46.7 225 20.7 31.1 327
Fri 08PM 05DEC25 32.5 48.8 225 19.9 29.8 325
Fri 11PM 05DEC25 33.0 49.5 220 13.3 19.9 311
Sat 02AM 06DEC25 44.4 66.5 221 12.8 19.2 308
Sat 05AM 06DEC25 50.5 75.7 217 28.2 42.3 303
Sat 08AM 06DEC25 52.2 78.3 216 34.1 51.2 313
Sat 11AM 06DEC25 45.6 68.4 212 37.6 56.5 309
Sat 02PM 06DEC25 40.4 60.5 212 34.4 51.6 308
Sat 05PM 06DEC25 37.9 56.8 216 29.2 43.8 315
Sat 08PM 06DEC25 30.8 46.2 221 23.8 35.6 319
Sat 11PM 06DEC25 25.3 38.0 220 8.4 12.6 309
Sun 02AM 07DEC25 27.1 40.6 222 10.6 15.8 315
Sun 05AM 07DEC25 33.7 50.6 219 5.9 8.9 304
Sun 08AM 07DEC25 35.2 52.8 227 21.6 32.4 329
Sun 11AM 07DEC25 25.2 37.8 211 28.6 42.9 314
Sun 02PM 07DEC25 23.2 34.8 221 25.9 38.9 324
Sun 05PM 07DEC25 23.0 34.4 223 20.1 30.1 326
Sun 08PM 07DEC25 29.8 44.7 217 10.8 16.2 303
Sun 11PM 07DEC25 26.2 39.3 222 16.1 24.2 319
Mon 02AM 08DEC25 29.0 43.5 223 21.1 31.7 325
Mon 05AM 08DEC25 29.4 44.1 223 22.0 33.0 325
Mon 08AM 08DEC25 29.4 44.1 223 22.6 33.9 327
Mon 11AM 08DEC25 18.7 28.0 220 14.0 21.1 322
Mon 02PM 08DEC25 18.5 27.7 215 10.7 16.1 310
Mon 05PM 08DEC25 22.3 33.4 221 14.9 22.4 322
Mon 08PM 08DEC25 7.8 11.8 197 17.6 26.4 325
Mon 11PM 08DEC25 8.6 13.0 199 17.6 26.4 324
Tue 02AM 09DEC25 19.8 29.8 221 20.7 31.1 327
Tue 05AM 09DEC25 33.6 50.4 224 23.4 35.2 327
Tue 08AM 09DEC25 31.7 47.6 226 32.7 49.1 331
Tue 11AM 09DEC25 28.3 42.4 229 25.7 38.6 332
Tue 02PM 09DEC25 33.3 50.0 227 29.3 44.0 331
Tue 05PM 09DEC25 42.9 64.4 227 34.9 52.4 332
Tue 08PM 09DEC25 40.6 60.9 226 36.2 54.2 332
Tue 11PM 09DEC25 44.1 66.1 226 28.4 42.5 330
Wed 02AM 10DEC25 47.7 71.6 227 28.3 42.4 330
Wed 05AM 10DEC25 47.4 71.2 224 29.7 44.5 325
Wed 08AM 10DEC25 47.6 71.5 220 33.7 50.5 317
Wed 11AM 10DEC25 47.4 71.1 215 29.5 44.3 305
Wed 02PM 10DEC25 43.2 64.9 215 24.1 36.2 299
Wed 05PM 10DEC25 33.3 50.0 222 12.5 18.7 321
Wed 08PM 10DEC25 25.9 38.9 220 6.1 9.1 312
Wed 11PM 10DEC25 14.4 21.6 223 3.5 5.3 336
Thu 02AM 11DEC25 28.7 43.0 222 7.6 11.5 315
Thu 05AM 11DEC25 32.4 48.6 225 17.6 26.4 328
Thu 08AM 11DEC25 32.8 49.3 225 19.8 29.8 327
Thu 11AM 11DEC25 35.3 53.0 214 24.5 36.8 310

.
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