Surf Forecasts and Marine Weather - No Hype - Just the Facts!
What Is Wrong With Our Fall North Pacific Swell Season? - Video HERE (10/18/26)
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 Wed 21OCT2026
Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In)
Tue 05PM 20OCT26 10371 10608 11950 51.3 -
Tue 08PM 20OCT26 10265 10516 11873 44.4 N/A
Tue 11PM 20OCT26 10171 10443 11831 41.8 N/A
Wed 02AM 21OCT26 10162 10420 11783 40.6 N/A
Wed 05AM 21OCT26 10254 10503 11856 40.6 N/A
Wed 08AM 21OCT26 10222 10485 11881 44.3 N/A
Wed 11AM 21OCT26 10267 10517 11903 56.4 N/A
Wed 02PM 21OCT26 10535 10776 12116 59.0 N/A
Wed 05PM 21OCT26 10459 10719 12142 52.5 N/A
Wed 08PM 21OCT26 10486 10755 12146 44.4 N/A
Wed 11PM 21OCT26 10507 10780 12179 43.1 N/A
Thu 02AM 22OCT26 10452 10718 12135 42.5 N/A
Thu 05AM 22OCT26 10458 10713 12110 41.7 N/A
Thu 08AM 22OCT26 10472 10765 12215 45.3 N/A
Thu 11AM 22OCT26 10551 10800 12345 58.7 N/A
Thu 02PM 22OCT26 10750 11957 12336 61.1 N/A
Thu 05PM 22OCT26 10702 11937 12381 53.3 N/A
Thu 08PM 22OCT26 11811 12073 12481 46.8 N/A
Thu 11PM 22OCT26 11831 12089 12490 45.2 N/A
Fri 02AM 23OCT26 10686 11924 12380 43.3 N/A
Fri 05AM 23OCT26 10538 11800 12358 43.2 N/A
Fri 08AM 23OCT26 10319 10651 12156 44.7 N/A
Fri 11AM 23OCT26 8452 8803 10300 41.2 N/A
Fri 02PM 23OCT26 8255 8574 10006 40.2 N/A
Fri 05PM 23OCT26 7063 8266 8865 37.0 N/A
Fri 08PM 23OCT26 6792 7098 8622 35.0 N/A
Fri 11PM 23OCT26 5320 6492 7009 30.0 N/A
Sat 02AM 24OCT26 5088 5452 6962 28.1 N/A
Sat 05AM 24OCT26 3934 5075 6489 25.4 N/A
Sat 08AM 24OCT26 5038 5403 6840 28.5 N/A
Sat 11AM 24OCT26 6841 7100 8568 38.1 N/A
Sat 02PM 24OCT26 8307 8567 9881 43.6 N/A
Sat 05PM 24OCT26 8274 8548 9895 37.4 N/A
Sat 08PM 24OCT26 5511 8424 10152 30.2 N/A
Sat 11PM 24OCT26 5263 8462 10152 28.3 N/A
Sun 02AM 25OCT26 5107 8357 10077 27.1 N/A
Sun 05AM 25OCT26 3898 5040 8856 24.3 N/A
Sun 08AM 25OCT26 5007 5371 7001 28.0 N/A
Sun 11AM 25OCT26 6716 6986 8610 37.3 N/A
Sun 02PM 25OCT26 6810 7102 8735 36.7 N/A
Sun 05PM 25OCT26 6554 6957 9985 32.5 N/A
Sun 08PM 25OCT26 5042 5405 9912 27.3 N/A
Sun 11PM 25OCT26 5217 6426 8764 28.7 N/A
Mon 02AM 26OCT26 5464 8129 8694 30.2 N/A
Mon 05AM 26OCT26 6478 8158 8699 31.4 N/A
Mon 08AM 26OCT26 5526 7139 8673 31.2 N/A
Mon 11AM 26OCT26 8225 8474 8860 42.6 N/A
Mon 02PM 26OCT26 8486 8727 10013 45.1 N/A
Mon 05PM 26OCT26 8316 8578 9894 38.3 N/A
Mon 08PM 26OCT26 6560 8157 8657 30.6 N/A
Mon 11PM 26OCT26 5358 6624 8240 28.9 N/A
Tue 02AM 27OCT26 4824 5185 6684 25.5 N/A
Tue 05AM 27OCT26 3925 5067 6454 25.0 N/A
Tue 08AM 27OCT26 3864 5007 5570 25.1 N/A
Tue 11AM 27OCT26 5217 6395 6803 30.3 N/A
Tue 02PM 27OCT26 5263 6431 6844 30.2 N/A
Tue 05PM 27OCT26 4883 5246 6645 25.8 N/A
Tue 08PM 27OCT26 2596 3522 4870 18.9 N/A
Tue 11PM 27OCT26 2596 3408 3977 18.3 N/A
Wed 02AM 28OCT26 2596 3324 3892 17.8 N/A
Wed 05AM 28OCT26 2596 3344 3914 17.9 N/A
Wed 08AM 28OCT26 3591 3961 5301 23.4 N/A
Wed 11AM 28OCT26 6661 6925 8252 37.1 N/A
Wed 02PM 28OCT26 7098 8248 8740 40.3 N/A
Wed 05PM 28OCT26 5527 8266 8922 29.4 N/A
Wed 08PM 28OCT26 3881 8347 10044 24.0 N/A
Wed 11PM 28OCT26 3827 8585 5535 23.6 N/A
Thu 02AM 29OCT26 8177 8798 10463 24.8 N/A
Thu 05AM 29OCT26 8312 8924 10532 25.5 N/A
Thu 08AM 29OCT26 8383 8942 10559 30.3 N/A
Thu 11AM 29OCT26 8517 9909 10566 42.0 N/A
Thu 02PM 29OCT26 8709 8959 10498 47.0 N/A
Thu 05PM 29OCT26 8744 9941 10537 35.8 N/A
Thu 08PM 29OCT26 8764 10039 10592 30.3 N/A
Thu 11PM 29OCT26 8707 10019 10571 30.4 N/A
Fri 02AM 30OCT26 8697 10027 10545 29.5 N/A
Fri 05AM 30OCT26 8719 10048 10510 29.3 N/A
Fri 08AM 30OCT26 8752 10065 10516 32.9 N/A
Fri 11AM 30OCT26 8864 10066 10550 48.1 N/A
Fri 02PM 30OCT26 9951 10195 10575 50.4 N/A
Fri 05PM 30OCT26 9943 10203 10607 41.1 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