Surf Forecasts and Marine Weather - No Hype - Just the Facts!

Will La Nina Return? - Let's Explore! - Video Forecast HERE (6/29/25)
Stormsurf Now Secure! - Upgraded to 'https'

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: 18Z Wed 25JUN2025
Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In)
Wed 12PM 25JUN25 10792 11989 12353 63.1 -
Wed 03PM 25JUN25 11967 12201 12565 65.6 0.0
Wed 06PM 25JUN25 12124 12355 12715 64.9 0.0
Wed 09PM 25JUN25 12019 12251 12611 51.9 0.0
Thu 12AM 26JUN25 12074 12321 12704 51.8 0.0
Thu 03AM 26JUN25 12138 12391 13938 48.1 0.0
Thu 06AM 26JUN25 12120 12359 12729 45.6 0.0
Thu 09AM 26JUN25 12153 12374 12718 56.9 0.0
Thu 12PM 26JUN25 12063 12298 12664 62.0 0.0
Thu 03PM 26JUN25 12269 12505 14351 68.0 0.0
Thu 06PM 26JUN25 12407 12632 14543 66.2 0.0
Thu 09PM 26JUN25 12148 12381 12743 56.2 0.0
Fri 12AM 27JUN25 12168 12494 14476 50.3 0.0
Fri 03AM 27JUN25 12193 12533 14522 47.8 0.0
Fri 06AM 27JUN25 12024 12317 13839 49.6 0.0
Fri 09AM 27JUN25 12042 12330 13873 60.9 0.0
Fri 12PM 27JUN25 12182 12425 14060 67.0 0.0
Fri 03PM 27JUN25 12297 12541 14441 67.4 0.0
Fri 06PM 27JUN25 12311 12521 14308 66.4 0.0
Fri 09PM 27JUN25 12416 12683 14598 58.0 0.0
Sat 12AM 28JUN25 12380 13827 14647 52.3 0.0
Sat 03AM 28JUN25 12115 12500 14520 48.3 0.0
Sat 06AM 28JUN25 11936 12317 14308 48.4 0.0
Sat 09AM 28JUN25 11836 12349 14487 60.5 0.0
Sat 12PM 28JUN25 12079 12322 12700 66.8 0.0
Sat 03PM 28JUN25 12383 12621 14539 70.4 0.0
Sat 06PM 28JUN25 12552 13832 14649 70.0 0.0
Sat 09PM 28JUN25 12558 13863 14655 56.7 0.0
Sun 12AM 29JUN25 12536 13883 14659 48.8 0.0
Sun 03AM 29JUN25 12479 13806 14643 45.6 0.0
Sun 06AM 29JUN25 12293 12581 14533 44.1 0.0
Sun 09AM 29JUN25 12397 12758 14638 59.8 0.0
Sun 12PM 29JUN25 12391 12727 14626 68.6 0.0
Sun 03PM 29JUN25 12499 12742 14628 71.8 0.0
Sun 06PM 29JUN25 12577 13882 14659 71.0 0.0
Sun 09PM 29JUN25 12723 14111 14706 58.3 0.0
Mon 12AM 30JUN25 13853 14192 14722 52.5 0.0
Mon 03AM 30JUN25 13810 14164 14716 50.2 0.0
Mon 06AM 30JUN25 12705 14090 14701 49.7 0.0
Mon 09AM 30JUN25 12731 14119 14707 66.0 0.0
Mon 12PM 30JUN25 12756 14141 14712 74.6 0.0
Mon 03PM 30JUN25 14044 14320 14748 77.7 0.0
Mon 06PM 30JUN25 14160 14396 14764 77.3 0.0
Mon 09PM 30JUN25 14163 14399 14764 62.8 0.0
Tue 12AM 01JUL25 14148 14388 14762 58.0 0.0
Tue 03AM 01JUL25 14165 14400 14764 55.5 0.0
Tue 06AM 01JUL25 14181 14410 14766 54.7 0.0
Tue 09AM 01JUL25 14180 14410 14766 68.9 0.0
Tue 12PM 01JUL25 14186 14414 14767 77.8 0.0
Tue 03PM 01JUL25 14130 14377 14760 77.3 0.0
Tue 06PM 01JUL25 14160 14397 14764 77.1 0.0
Tue 09PM 01JUL25 14113 14365 14757 62.7 0.0
Wed 12AM 02JUL25 13923 14239 14732 52.2 0.0
Wed 03AM 02JUL25 13881 14211 14726 50.0 0.0
Wed 06AM 02JUL25 12737 14125 14708 51.4 0.0
Wed 09AM 02JUL25 12526 13854 14653 63.9 0.0
Wed 12PM 02JUL25 12490 12736 14625 70.9 0.0
Wed 03PM 02JUL25 12501 13817 14645 64.3 0.0
Wed 06PM 02JUL25 12519 13830 14648 65.8 0.0
Wed 09PM 02JUL25 12416 12729 14626 56.4 0.0
Thu 12AM 03JUL25 12543 13954 14673 50.7 0.0
Thu 03AM 03JUL25 12609 14024 14688 48.1 0.0
Thu 06AM 03JUL25 12611 13987 14680 47.7 0.0
Thu 09AM 03JUL25 12511 13800 14642 62.1 0.0
Thu 12PM 03JUL25 12520 12767 14640 71.4 0.0
Thu 03PM 03JUL25 13805 14161 14716 73.8 0.0
Thu 06PM 03JUL25 12677 14054 14694 63.5 0.0
Thu 09PM 03JUL25 12612 13957 14674 55.8 0.0
Fri 12AM 04JUL25 12136 12462 14440 48.1 0.0
Fri 03AM 04JUL25 11955 12302 14170 45.6 0.0
Fri 06AM 04JUL25 11807 12198 14008 45.5 0.0
Fri 09AM 04JUL25 10722 12144 14272 57.9 0.0
Fri 12PM 04JUL25 11974 12232 12633 65.6 0.0
Fri 03PM 04JUL25 12411 12648 14565 71.0 0.0
Fri 06PM 04JUL25 12608 13938 14670 70.8 0.0
Fri 09PM 04JUL25 12645 14003 14684 58.1 0.0
Sat 12AM 05JUL25 12754 14143 14712 50.8 0.0
Sat 03AM 05JUL25 12752 14140 14711 48.0 0.0
Sat 06AM 05JUL25 12765 14151 14714 46.1 0.0
Sat 09AM 05JUL25 13965 14267 14737 60.6 0.0
Sat 12PM 05JUL25 14025 14307 14745 69.2 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