Active MJO Pushes East - What Effect Will Coming Inactive Phase Have? - Video Forecast HERE (12/7/25)

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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: 06Z Mon 08DEC2025 Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In) Sun 10PM 07DEC25 8710 9979 10629 42.3 - Mon 01AM 08DEC25 8955 10426 12080 41.3 0.0 Mon 04AM 08DEC25 10284 10766 12203 41.5 0.0 Mon 07AM 08DEC25 10530 11849 12320 41.8 0.0 Mon 10AM 08DEC25 10578 11917 12406 58.3 0.0 Mon 01PM 08DEC25 10779 12101 12650 60.7 0.0 Mon 04PM 08DEC25 11937 12274 13997 50.8 0.0 Mon 07PM 08DEC25 12028 12335 14078 44.7 0.0 Mon 10PM 08DEC25 12076 12428 14429 44.8 0.0 Tue 01AM 09DEC25 12067 12453 14485 45.7 0.0 Tue 04AM 09DEC25 12082 12535 14563 45.8 0.0 Tue 07AM 09DEC25 11978 12370 14408 45.9 0.0 Tue 10AM 09DEC25 11953 12301 14169 61.0 0.0 Tue 01PM 09DEC25 11968 12281 12769 65.2 0.0 Tue 04PM 09DEC25 11873 12172 12638 55.3 0.0 Tue 07PM 09DEC25 11845 12139 12596 48.6 0.0 Tue 10PM 09DEC25 11857 12169 12657 47.2 0.0 Wed 01AM 10DEC25 11784 12130 12668 46.7 0.0 Wed 04AM 10DEC25 11878 12206 12717 47.6 0.0 Wed 07AM 10DEC25 11981 12296 13932 47.9 0.0 Wed 10AM 10DEC25 12020 12327 14039 64.7 0.0 Wed 01PM 10DEC25 12073 12367 14132 70.5 0.0 Wed 04PM 10DEC25 12103 12406 14296 57.6 0.0 Wed 07PM 10DEC25 12100 12421 14372 51.4 0.0 Wed 10PM 10DEC25 12096 12416 14362 50.2 0.0 Thu 01AM 11DEC25 12057 12389 14333 49.8 0.0 Thu 04AM 11DEC25 11973 12297 14015 49.5 0.0 Thu 07AM 11DEC25 12002 12333 14192 48.7 0.0 Thu 10AM 11DEC25 12025 12375 14348 64.5 0.0 Thu 01PM 11DEC25 11999 12354 14320 67.3 0.0 Thu 04PM 11DEC25 12030 12366 14300 56.4 0.0 Thu 07PM 11DEC25 12061 12393 14345 49.2 0.0 Thu 10PM 11DEC25 12046 12383 14337 47.4 0.0 Fri 01AM 12DEC25 12108 12451 14447 46.1 0.0 Fri 04AM 12DEC25 12096 12446 14448 45.3 0.0 Fri 07AM 12DEC25 12003 12374 14383 44.8 0.0 Fri 10AM 12DEC25 11999 12379 14403 62.3 0.0 Fri 01PM 12DEC25 12024 12404 14432 65.5 0.0 Fri 04PM 12DEC25 11969 12337 14318 54.6 0.0 Fri 07PM 12DEC25 11882 12243 14013 47.2 0.0 Fri 10PM 12DEC25 11809 12164 12718 46.0 0.0 Sat 01AM 13DEC25 11821 12177 12732 45.2 0.0 Sat 04AM 13DEC25 10794 12113 12664 44.7 0.0 Sat 07AM 13DEC25 10633 11988 12554 43.9 0.0 Sat 10AM 13DEC25 10410 11799 12400 59.0 0.0 Sat 01PM 13DEC25 10283 10693 12261 60.9 0.0 Sat 04PM 13DEC25 10159 10545 12113 51.2 0.0 Sat 07PM 13DEC25 10231 10646 12205 43.9 0.0 Sat 10PM 13DEC25 10063 10445 12016 44.0 0.0 Sun 01AM 14DEC25 10027 10417 11989 41.9 0.0 Sun 04AM 14DEC25 9956 10388 12011 41.1 0.0 Sun 07AM 14DEC25 10055 10528 12129 40.6 0.0 Sun 10AM 14DEC25 10170 10645 12231 57.5 0.0 Sun 01PM 14DEC25 10132 10588 12180 60.3 0.0 Sun 04PM 14DEC25 10276 10716 12253 50.5 0.0 Sun 07PM 14DEC25 10343 10792 12329 43.0 0.0 Sun 10PM 14DEC25 10354 10799 12349 42.2 0.0 Mon 01AM 15DEC25 10372 11789 12406 41.7 0.0 Mon 04AM 15DEC25 10459 11833 12403 41.5 0.0 Mon 07AM 15DEC25 10393 11780 12341 41.1 0.0 Mon 10AM 15DEC25 10516 11864 12382 58.9 0.0 Mon 01PM 15DEC25 10602 11972 12538 61.5 0.0 Mon 04PM 15DEC25 10544 11943 12559 50.9 0.0 Mon 07PM 15DEC25 10522 11907 12506 43.9 0.0 Mon 10PM 15DEC25 10551 11944 12565 43.0 0.0 Tue 01AM 16DEC25 10518 11907 12496 42.5 0.0 Tue 04AM 16DEC25 10432 11837 12419 42.0 0.0 Tue 07AM 16DEC25 10264 10718 12294 43.3 0.0 Tue 10AM 16DEC25 10003 10513 12192 53.5 0.0 Tue 01PM 16DEC25 8836 10157 10812 55.5 0.0 Tue 04PM 16DEC25 8886 10092 10534 50.7 0.0 Tue 07PM 16DEC25 9946 10329 11886 44.9 0.0 Tue 10PM 16DEC25 10245 10561 12018 41.7 0.0 Wed 01AM 17DEC25 10345 10666 12333 41.5 0.0 Wed 04AM 17DEC25 10724 12086 12710 41.8 0.0 Wed 07AM 17DEC25 11911 12247 13817 41.3 0.0 Wed 10AM 17DEC25 12035 12328 13907 55.5 0.0 Wed 01PM 17DEC25 12216 12600 14578 62.2 0.0 Wed 04PM 17DEC25 12315 12651 14593 53.2 0.0 Wed 07PM 17DEC25 12394 12711 14619 43.0 0.0 Wed 10PM 17DEC25 12430 12743 14631 42.2 0.0

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