Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Will the Jetstream Ever Heal? - Video Forecast HERE (12/28/25)
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: 00Z Fri 02JAN2026
Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In)
Thu 05PM 01JAN26 5156 5521 7170 27.2 -
Thu 08PM 01JAN26 4999 5363 6864 26.2 0.1
Thu 11PM 01JAN26 5062 5426 6883 26.4 0.0
Fri 02AM 02JAN26 4968 5333 6786 25.9 0.6
Fri 05AM 02JAN26 5077 5442 7039 26.7 1.5
Fri 08AM 02JAN26 5362 6762 8531 28.6 0.0
Fri 11AM 02JAN26 6901 8174 8671 33.6 0.0
Fri 02PM 02JAN26 6643 7012 9905 32.6 0.0
Fri 05PM 02JAN26 5184 5548 8857 27.7 0.0
Fri 08PM 02JAN26 5131 5495 8459 27.6 0.0
Fri 11PM 02JAN26 5057 5421 7036 26.9 0.0
Sat 02AM 03JAN26 5227 6412 7071 28.1 0.0
Sat 05AM 03JAN26 5427 6605 7166 29.5 0.0
Sat 08AM 03JAN26 5440 6601 7118 29.6 0.0
Sat 11AM 03JAN26 6517 6828 10641 32.0 0.0
Sat 02PM 03JAN26 6799 7103 8865 34.1 0.0
Sat 05PM 03JAN26 5332 6570 8844 28.3 0.0
Sat 08PM 03JAN26 5155 5520 8249 27.0 0.0
Sat 11PM 03JAN26 5264 6464 10182 27.5 0.0
Sun 02AM 04JAN26 5500 6691 8148 29.2 0.0
Sun 05AM 04JAN26 5471 6661 8116 29.1 2.1
Sun 08AM 04JAN26 5179 5543 6922 27.0 0.0
Sun 11AM 04JAN26 5415 6563 7037 29.3 0.0
Sun 02PM 04JAN26 5564 6680 7145 30.4 0.0
Sun 05PM 04JAN26 5351 6530 7085 28.3 0.0
Sun 08PM 04JAN26 5509 6673 7210 29.3 2.5
Sun 11PM 04JAN26 5468 6652 7227 29.1 0.0
Mon 02AM 05JAN26 5420 6600 7165 28.7 0.0
Mon 05AM 05JAN26 5337 6523 7114 28.0 3.9
Mon 08AM 05JAN26 5446 6627 7195 28.9 0.0
Mon 11AM 05JAN26 6416 6727 7212 30.5 0.0
Mon 02PM 05JAN26 5438 6589 7080 29.2 0.0
Mon 05PM 05JAN26 5260 6438 6970 27.6 0.0
Mon 08PM 05JAN26 4924 5287 6678 25.2 0.0
Mon 11PM 05JAN26 3859 5001 5564 23.1 0.0
Tue 02AM 06JAN26 3848 4991 5554 22.9 0.0
Tue 05AM 06JAN26 3935 5077 6465 23.5 0.0
Tue 08AM 06JAN26 3993 5133 6521 23.6 5.2
Tue 11AM 06JAN26 5083 5447 6767 26.7 5.3
Tue 02PM 06JAN26 5236 6413 6899 27.5 0.0
Tue 05PM 06JAN26 3958 5098 6480 23.4 0.0
Tue 08PM 06JAN26 3744 4889 5453 22.1 0.0
Tue 11PM 06JAN26 3910 5051 6432 23.1 0.0
Wed 02AM 07JAN26 3661 4808 5369 21.4 0.0
Wed 05AM 07JAN26 3903 5044 6423 23.0 0.0
Wed 08AM 07JAN26 3923 5063 6445 23.0 0.0
Wed 11AM 07JAN26 4930 5292 6641 25.3 5.6
Wed 02PM 07JAN26 3622 3991 5329 21.9 0.0
Wed 05PM 07JAN26 2340 3091 3738 13.8 0.0
Wed 08PM 07JAN26 666 1427 2597 9.0 0.0
Wed 11PM 07JAN26 1517 2274 3338 12.6 0.0
Thu 02AM 08JAN26 1765 2521 3457 13.5 0.0
Thu 05AM 08JAN26 929 1691 2856 10.4 0.0
Thu 08AM 08JAN26 0 413 1589 6.0 0.0
Thu 11AM 08JAN26 2526 3258 3827 17.5 0.0
Thu 02PM 08JAN26 3132 3555 4901 19.4 6.1
Thu 05PM 08JAN26 1889 2643 3518 14.3 6.3
Thu 08PM 08JAN26 1148 1907 3071 12.1 0.0
Thu 11PM 08JAN26 0 917 2090 8.5 0.0
Fri 02AM 09JAN26 0 0 1026 4.6 0.0
Fri 05AM 09JAN26 0 0 0 1.8 0.0
Fri 08AM 09JAN26 0 0 0 0.9 0.0
Fri 11AM 09JAN26 997 1752 2920 13.2 0.0
Fri 02PM 09JAN26 1593 2349 3374 15.2 6.6
Fri 05PM 09JAN26 0 769 1944 7.0 0.0
Fri 08PM 09JAN26 0 0 0 2.2 0.0
Fri 11PM 09JAN26 0 0 0 1.2 0.0
Sat 02AM 10JAN26 0 0 0 0.3 0.0
Sat 05AM 10JAN26 0 0 0 0.4 0.0
Sat 08AM 10JAN26 0 0 0 0.8 0.0
Sat 11AM 10JAN26 521 1283 2459 11.6 0.0
Sat 02PM 10JAN26 1786 2538 3468 15.7 0.0
Sat 05PM 10JAN26 0 412 1587 7.5 0.0
Sat 08PM 10JAN26 0 0 646 4.5 0.0
Sat 11PM 10JAN26 0 0 1111 6.1 0.0
Sun 02AM 11JAN26 0 0 1219 6.4 0.0
Sun 05AM 11JAN26 0 0 1078 5.8 0.0
Sun 08AM 11JAN26 0 0 1455 7.0 0.0
Sun 11AM 11JAN26 1934 2684 3537 16.3 0.0
Sun 02PM 11JAN26 2914 3448 4796 19.6 0.0
Sun 05PM 11JAN26 1195 1950 3117 11.1 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