Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Is the North Pacific Ready to Deliver? - Video HERE (9/20/26)
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
.

Donner_Summit_I80 - Snow Level Forecast
Location: 39.34N 120.34W
Base Elevation: 7259 ft
Peak Elevation: 7259 ft

 

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

 

Data

Initialized: 00Z Wed 23SEP2026
Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In)
Tue 04PM 22SEP26 12030 12350 13867 66.7 -
Tue 07PM 22SEP26 12146 12425 13882 47.2 N/A
Tue 10PM 22SEP26 12079 12333 12728 45.0 N/A
Wed 01AM 23SEP26 12035 12310 12737 44.8 N/A
Wed 04AM 23SEP26 12076 12398 13943 44.3 N/A
Wed 07AM 23SEP26 12097 12413 14001 52.7 N/A
Wed 10AM 23SEP26 12102 12480 14224 70.3 N/A
Wed 01PM 23SEP26 12313 12617 14341 73.5 N/A
Wed 04PM 23SEP26 12590 13929 14442 68.5 N/A
Wed 07PM 23SEP26 12569 13864 14299 49.8 N/A
Wed 10PM 23SEP26 12437 12682 14180 47.4 N/A
Thu 01AM 24SEP26 12477 13796 14355 47.5 N/A
Thu 04AM 24SEP26 12543 13894 14400 46.0 N/A
Thu 07AM 24SEP26 12466 13841 14331 54.0 N/A
Thu 10AM 24SEP26 12225 12617 14201 70.9 N/A
Thu 01PM 24SEP26 12197 12480 14067 72.5 N/A
Thu 04PM 24SEP26 12288 12668 14288 65.5 N/A
Thu 07PM 24SEP26 12388 12767 14318 49.8 N/A
Thu 10PM 24SEP26 12350 12726 14310 49.7 N/A
Fri 01AM 25SEP26 12155 12559 14194 46.2 N/A
Fri 04AM 25SEP26 11886 12276 13936 44.0 N/A
Fri 07AM 25SEP26 11824 12275 13992 48.6 N/A
Fri 10AM 25SEP26 10754 12187 13971 62.4 N/A
Fri 01PM 25SEP26 10672 12149 14198 64.8 N/A
Fri 04PM 25SEP26 12068 12603 14415 60.1 N/A
Fri 07PM 25SEP26 12290 13855 14486 43.8 N/A
Fri 10PM 25SEP26 12225 12694 14348 41.7 N/A
Sat 01AM 26SEP26 12202 12650 14284 41.2 N/A
Sat 04AM 26SEP26 12176 12599 14232 40.8 N/A
Sat 07AM 26SEP26 11936 12372 14036 48.1 N/A
Sat 10AM 26SEP26 10638 12010 13972 64.3 N/A
Sat 01PM 26SEP26 10778 12160 13874 66.6 N/A
Sat 04PM 26SEP26 12029 12423 14036 61.7 N/A
Sat 07PM 26SEP26 12045 12370 13939 44.3 N/A
Sat 10PM 26SEP26 12118 12468 14036 43.0 N/A
Sun 01AM 27SEP26 11929 12324 13940 41.4 N/A
Sun 04AM 27SEP26 10710 12110 13818 40.7 N/A
Sun 07AM 27SEP26 10406 10795 12527 46.6 N/A
Sun 10AM 27SEP26 10271 10537 12007 60.5 N/A
Sun 01PM 27SEP26 10308 10561 12004 61.6 N/A
Sun 04PM 27SEP26 10100 10495 12027 54.5 N/A
Sun 07PM 27SEP26 10145 10452 11957 43.7 N/A
Sun 10PM 27SEP26 10014 10290 10720 37.0 N/A
Mon 01AM 28SEP26 9924 10214 10666 37.8 N/A
Mon 04AM 28SEP26 8931 10170 10706 35.0 N/A
Mon 07AM 28SEP26 8936 10174 10701 43.0 N/A
Mon 10AM 28SEP26 10088 10328 10702 62.1 N/A
Mon 01PM 28SEP26 10601 11802 12170 65.8 N/A
Mon 04PM 28SEP26 10726 11933 12311 63.2 N/A
Mon 07PM 28SEP26 10663 12160 14348 41.8 N/A
Mon 10PM 28SEP26 12463 14180 17240 40.4 N/A
Tue 01AM 29SEP26 14044 14383 17156 39.3 N/A
Tue 04AM 29SEP26 14039 14398 17206 38.9 N/A
Tue 07AM 29SEP26 14040 14368 17121 45.5 N/A
Tue 10AM 29SEP26 14132 14457 17212 68.5 N/A
Tue 01PM 29SEP26 14020 14363 17141 73.0 N/A
Tue 04PM 29SEP26 14076 14376 14844 67.2 N/A
Tue 07PM 29SEP26 14090 14403 17133 45.5 N/A
Tue 10PM 29SEP26 14104 14432 17189 43.4 N/A
Wed 01AM 30SEP26 14083 14429 17217 42.2 N/A
Wed 04AM 30SEP26 14061 14400 17172 42.2 N/A
Wed 07AM 30SEP26 13915 14279 14848 48.0 N/A
Wed 10AM 30SEP26 12632 14085 14696 66.1 N/A
Wed 01PM 30SEP26 12516 14052 14636 68.5 N/A
Wed 04PM 30SEP26 12602 14025 14637 64.1 N/A
Wed 07PM 30SEP26 12604 14000 14564 44.8 N/A
Wed 10PM 30SEP26 12584 13957 14478 43.1 N/A
Thu 01AM 01OCT26 12512 13957 14530 42.1 N/A
Thu 04AM 01OCT26 12299 13871 14499 42.7 N/A
Thu 07AM 01OCT26 12169 12764 14463 48.9 N/A
Thu 10AM 01OCT26 10782 12421 14275 64.8 N/A
Thu 01PM 01OCT26 11828 13799 14296 67.1 N/A
Thu 04PM 01OCT26 12473 13921 14502 61.8 N/A
Thu 07PM 01OCT26 12621 14048 14580 41.8 N/A
Thu 10PM 01OCT26 13808 14187 14780 40.2 N/A
Fri 01AM 02OCT26 14074 14405 17165 39.6 N/A
Fri 04AM 02OCT26 14151 14465 17201 39.1 N/A
Fri 07AM 02OCT26 14030 14351 14850 46.0 N/A
Fri 10AM 02OCT26 13957 14266 14748 69.4 N/A
Fri 01PM 02OCT26 12666 14070 14734 76.5 N/A
Fri 04PM 02OCT26 13912 14303 17158 71.3 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