Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Is This El Nino Poised to Surpass the '97 Event? - Video HERE (8/2/26)
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
.

Big_Sky - Snow Level Forecast
Location: 45.28N 111.45W
Base Elevation: 6800 ft
Peak Elevation: 11166 ft

 

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

 

Data

Initialized: 00Z Sat 15AUG2026
Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In)
Fri 05PM 14AUG26 11834 12202 13802 56.2 -
Fri 08PM 14AUG26 10490 11911 12619 48.6 N/A
Fri 11PM 14AUG26 11888 12186 12649 46.0 N/A
Sat 02AM 15AUG26 11804 12097 12554 45.0 N/A
Sat 05AM 15AUG26 11832 12095 12503 45.0 N/A
Sat 08AM 15AUG26 11908 12154 12537 55.6 N/A
Sat 11AM 15AUG26 11944 12185 12557 65.4 N/A
Sat 02PM 15AUG26 12261 12498 13892 69.4 N/A
Sat 05PM 15AUG26 12163 12422 13864 66.3 N/A
Sat 08PM 15AUG26 11981 12313 13864 51.2 N/A
Sat 11PM 15AUG26 12199 12560 14113 48.2 N/A
Sun 02AM 16AUG26 12359 12664 14110 46.3 N/A
Sun 05AM 16AUG26 12188 12455 13909 46.3 N/A
Sun 08AM 16AUG26 12159 12442 13907 58.6 N/A
Sun 11AM 16AUG26 12164 12430 13872 68.6 N/A
Sun 02PM 16AUG26 12474 12712 14104 73.2 N/A
Sun 05PM 16AUG26 12646 13901 14253 72.4 N/A
Sun 08PM 16AUG26 12312 12527 13943 58.0 N/A
Sun 11PM 16AUG26 12531 13850 14312 52.8 N/A
Mon 02AM 17AUG26 12564 13842 14214 51.7 N/A
Mon 05AM 17AUG26 12441 12695 14154 52.5 N/A
Mon 08AM 17AUG26 12478 12729 14123 64.4 N/A
Mon 11AM 17AUG26 12460 12700 14104 71.9 N/A
Mon 02PM 17AUG26 12705 13964 14325 74.1 N/A
Mon 05PM 17AUG26 13806 14033 14385 73.6 N/A
Mon 08PM 17AUG26 12243 12487 13964 60.7 N/A
Mon 11PM 17AUG26 12512 13848 14302 55.5 N/A
Tue 02AM 18AUG26 12536 13840 14259 51.2 N/A
Tue 05AM 18AUG26 12412 12666 14103 48.9 N/A
Tue 08AM 18AUG26 12329 12571 13978 57.8 N/A
Tue 11AM 18AUG26 12327 12572 13983 69.3 N/A
Tue 02PM 18AUG26 12600 13863 14245 73.7 N/A
Tue 05PM 18AUG26 12629 13897 14277 67.5 N/A
Tue 08PM 18AUG26 12578 13875 14251 52.9 N/A
Tue 11PM 18AUG26 12446 12723 14175 50.8 N/A
Wed 02AM 19AUG26 12315 12576 14034 50.4 N/A
Wed 05AM 19AUG26 12272 12523 13958 50.3 N/A
Wed 08AM 19AUG26 12226 12479 13905 62.0 N/A
Wed 11AM 19AUG26 12338 12577 13971 71.2 N/A
Wed 02PM 19AUG26 12303 12539 13951 70.3 N/A
Wed 05PM 19AUG26 12699 13945 14278 72.9 N/A
Wed 08PM 19AUG26 12575 13850 14207 57.2 N/A
Wed 11PM 19AUG26 12559 13842 14251 53.8 N/A
Thu 02AM 20AUG26 12523 13818 14266 51.5 N/A
Thu 05AM 20AUG26 12461 12737 14435 50.1 N/A
Thu 08AM 20AUG26 12574 13993 14718 64.4 N/A
Thu 11AM 20AUG26 12651 14059 14732 73.0 N/A
Thu 02PM 20AUG26 13861 14231 14809 77.2 N/A
Thu 05PM 20AUG26 13995 14253 14655 76.3 N/A
Thu 08PM 20AUG26 14023 14329 14806 60.4 N/A
Thu 11PM 20AUG26 14242 14539 17251 58.3 N/A
Fri 02AM 21AUG26 14197 14484 17177 56.2 N/A
Fri 05AM 21AUG26 14345 14690 17497 54.7 N/A
Fri 08AM 21AUG26 14423 14782 17621 67.5 N/A
Fri 11AM 21AUG26 14466 14775 17526 79.2 N/A
Fri 02PM 21AUG26 14412 14649 17270 84.4 N/A
Fri 05PM 21AUG26 14512 14740 17352 83.1 N/A
Fri 08PM 21AUG26 14580 14805 17418 67.4 N/A
Fri 11PM 21AUG26 14696 17176 17568 63.8 N/A
Sat 02AM 22AUG26 14619 14847 17468 63.3 N/A
Sat 05AM 22AUG26 14628 17113 17521 61.6 N/A
Sat 08AM 22AUG26 14587 14818 17441 73.8 N/A
Sat 11AM 22AUG26 14340 14605 17269 78.0 N/A
Sat 02PM 22AUG26 14359 14588 17190 79.2 N/A
Sat 05PM 22AUG26 14405 14678 17362 74.6 N/A
Sat 08PM 22AUG26 14569 14824 17488 64.8 N/A
Sat 11PM 22AUG26 14445 14731 17439 59.4 N/A
Sun 02AM 23AUG26 14265 14528 17183 55.4 N/A
Sun 05AM 23AUG26 14164 14499 17274 54.6 N/A
Sun 08AM 23AUG26 14120 14429 17153 67.4 N/A
Sun 11AM 23AUG26 14024 14347 14849 77.1 N/A
Sun 02PM 23AUG26 14170 14401 14761 81.6 N/A
Sun 05PM 23AUG26 14409 14636 17239 81.4 N/A
Sun 08PM 23AUG26 14364 14577 17152 65.5 N/A
Sun 11PM 23AUG26 14398 14641 17271 61.3 N/A
Mon 02AM 24AUG26 14427 14670 17302 58.5 N/A
Mon 05AM 24AUG26 14358 14605 17239 56.7 N/A
Mon 08AM 24AUG26 14432 14754 17526 69.1 N/A
Mon 11AM 24AUG26 14336 14602 17267 80.0 N/A
Mon 02PM 24AUG26 14322 14556 17164 84.1 N/A
Mon 05PM 24AUG26 14460 14688 17296 82.5 N/A

.
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