Surf Forecasts and Marine Weather - No Hype - Just the Facts!
And Here We Go - Long Awaited Atmospheric Change Happening! - Video Forecast HERE (11/16/25)
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
.

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: 12Z Sat 22NOV2025
Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In)
Sat 06AM 22NOV25 3927 5068 8500 24.9 -
Sat 09AM 22NOV25 3763 4907 5470 23.9 0.0
Sat 12PM 22NOV25 6612 6886 10229 34.7 0.0
Sat 03PM 22NOV25 7004 8958 10476 38.2 0.0
Sat 06PM 22NOV25 5330 10074 10630 29.0 0.0
Sat 09PM 22NOV25 4794 10083 10591 25.3 0.0
Sun 12AM 23NOV25 3947 10140 10648 24.7 0.0
Sun 03AM 23NOV25 3862 10109 5568 24.0 0.0
Sun 06AM 23NOV25 3856 10097 5564 23.8 0.0
Sun 09AM 23NOV25 3804 10021 5512 23.5 0.0
Sun 12PM 23NOV25 6862 9967 10552 36.3 0.0
Sun 03PM 23NOV25 8314 8750 10314 40.7 0.0
Sun 06PM 23NOV25 6828 8523 10234 31.5 0.0
Sun 09PM 23NOV25 6843 8383 9943 31.8 0.0
Mon 12AM 24NOV25 5233 6524 9984 28.0 0.0
Mon 03AM 24NOV25 5065 5429 7100 27.0 0.0
Mon 06AM 24NOV25 5177 5542 6933 27.8 0.0
Mon 09AM 24NOV25 4820 5184 6672 25.1 0.0
Mon 12PM 24NOV25 6620 6906 8195 33.7 0.0
Mon 03PM 24NOV25 6422 6686 7096 32.0 0.4
Mon 06PM 24NOV25 3344 3711 5055 20.6 0.0
Mon 09PM 24NOV25 2512 3250 3821 17.7 0.0
Tue 12AM 25NOV25 2313 3065 3724 17.4 0.0
Tue 03AM 25NOV25 1544 2298 3350 14.2 0.0
Tue 06AM 25NOV25 1338 2095 3252 13.1 0.0
Tue 09AM 25NOV25 1063 1819 2985 12.5 0.0
Tue 12PM 25NOV25 3136 3557 4905 21.7 0.0
Tue 03PM 25NOV25 3851 4994 5558 25.8 0.0
Tue 06PM 25NOV25 2853 3419 3989 18.0 0.0
Tue 09PM 25NOV25 1818 2573 3485 15.3 0.0
Wed 12AM 26NOV25 1683 2441 3419 15.1 0.0
Wed 03AM 26NOV25 2245 2996 3691 17.3 0.0
Wed 06AM 26NOV25 2355 3104 3745 17.6 0.0
Wed 09AM 26NOV25 2433 3185 3783 17.8 0.0
Wed 12PM 26NOV25 3571 3939 5280 23.6 0.0
Wed 03PM 26NOV25 4876 5239 6567 27.1 0.0
Wed 06PM 26NOV25 3408 3777 5120 21.6 0.0
Wed 09PM 26NOV25 3457 3825 5168 22.0 0.0
Thu 12AM 27NOV25 3548 3917 5259 22.4 0.0
Thu 03AM 27NOV25 3468 3837 5179 21.5 0.0
Thu 06AM 27NOV25 3398 3765 5109 20.8 0.0
Thu 09AM 27NOV25 3716 4861 5426 23.4 0.0
Thu 12PM 27NOV25 5454 6781 8585 30.9 0.0
Thu 03PM 27NOV25 6588 6924 8492 33.2 0.0
Thu 06PM 27NOV25 4903 5266 8292 26.0 0.0
Thu 09PM 27NOV25 3939 5080 8183 24.6 0.0
Fri 12AM 28NOV25 3743 4888 5449 22.8 0.0
Fri 03AM 28NOV25 3605 3975 5315 21.9 0.0
Fri 06AM 28NOV25 3399 3767 5111 20.7 0.0
Fri 09AM 28NOV25 3029 3505 4853 18.9 0.0
Fri 12PM 28NOV25 5163 5528 6807 28.9 0.0
Fri 03PM 28NOV25 5461 6592 7045 30.7 0.0
Fri 06PM 28NOV25 4805 5168 6559 25.0 0.0
Fri 09PM 28NOV25 3852 4994 5558 23.9 0.8
Sat 12AM 29NOV25 3952 5093 6477 24.4 0.0
Sat 03AM 29NOV25 3498 3865 5207 21.0 1.5
Sat 06AM 29NOV25 3532 3901 5241 21.4 2.4
Sat 09AM 29NOV25 2179 2930 3658 16.0 3.1
Sat 12PM 29NOV25 1429 2186 3295 14.0 3.7
Sat 03PM 29NOV25 1401 2159 3282 14.0 4.0
Sat 06PM 29NOV25 0 903 2076 9.1 4.2
Sat 09PM 29NOV25 0 0 1253 6.5 4.3
Sun 12AM 30NOV25 0 0 0 3.3 4.5
Sun 03AM 30NOV25 0 0 0 -0.9 4.5
Sun 06AM 30NOV25 0 0 0 -2.9 4.7
Sun 09AM 30NOV25 0 0 0 -4.7 4.8
Sun 12PM 30NOV25 0 0 0 -2.6 4.9
Sun 03PM 30NOV25 0 0 0 -2.6 5.1
Sun 06PM 30NOV25 0 0 0 -7.2 5.2
Sun 09PM 30NOV25 0 0 0 -10.6 5.3
Mon 12AM 01DEC25 0 0 0 -13.8 5.5
Mon 03AM 01DEC25 0 0 0 -15.8 5.6
Mon 06AM 01DEC25 0 0 0 -18.2 5.6
Mon 09AM 01DEC25 0 0 0 -21.5 0.0
Mon 12PM 01DEC25 0 0 0 -14.9 0.0
Mon 03PM 01DEC25 0 0 0 -10.5 0.0
Mon 06PM 01DEC25 0 0 0 -19.1 0.0
Mon 09PM 01DEC25 0 0 0 -20.2 0.0
Tue 12AM 02DEC25 0 0 0 -17.9 0.0
Tue 03AM 02DEC25 0 0 0 -14.7 0.0
Tue 06AM 02DEC25 0 0 0 -11.9 0.0

.
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