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: 18Z Mon 08DEC2025 Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In) Mon 10AM 08DEC25 10719 12020 12489 57.6 - Mon 01PM 08DEC25 11904 12222 12718 60.8 0.0 Mon 04PM 08DEC25 12016 12332 14118 51.4 0.0 Mon 07PM 08DEC25 12141 12449 14397 44.6 0.0 Mon 10PM 08DEC25 12071 12433 14446 44.8 0.0 Tue 01AM 09DEC25 12119 12450 14430 44.9 0.0 Tue 04AM 09DEC25 12112 12487 14506 45.7 0.0 Tue 07AM 09DEC25 12033 12373 14325 46.0 0.0 Tue 10AM 09DEC25 11982 12302 14007 62.4 0.0 Tue 01PM 09DEC25 11932 12256 12760 65.5 0.0 Tue 04PM 09DEC25 11874 12183 12665 55.6 0.0 Tue 07PM 09DEC25 11901 12182 12618 48.9 0.0 Tue 10PM 09DEC25 11866 12154 12602 47.9 0.0 Wed 01AM 10DEC25 11929 12262 13892 47.1 0.0 Wed 04AM 10DEC25 11990 12333 14241 47.0 0.0 Wed 07AM 10DEC25 11972 12301 14062 47.1 0.0 Wed 10AM 10DEC25 12016 12329 14092 64.5 0.0 Wed 01PM 10DEC25 12039 12363 14253 68.4 0.0 Wed 04PM 10DEC25 11979 12326 14239 56.8 0.0 Wed 07PM 10DEC25 12056 12431 14455 50.9 0.0 Wed 10PM 10DEC25 12104 12486 14509 49.7 0.0 Thu 01AM 11DEC25 12190 12543 14535 49.4 0.0 Thu 04AM 11DEC25 12156 12518 14522 48.9 0.0 Thu 07AM 11DEC25 12138 12469 14453 48.0 0.0 Thu 10AM 11DEC25 12138 12457 14424 64.4 0.0 Thu 01PM 11DEC25 12164 12483 14458 67.8 0.0 Thu 04PM 11DEC25 12180 12499 14475 56.4 0.0 Thu 07PM 11DEC25 12163 12481 14453 48.6 0.0 Thu 10PM 11DEC25 12165 12485 14461 46.7 0.0 Fri 01AM 12DEC25 12177 12507 14493 45.5 0.0 Fri 04AM 12DEC25 12232 12585 14562 45.0 0.0 Fri 07AM 12DEC25 12176 12559 14557 45.0 0.0 Fri 10AM 12DEC25 12103 12488 14513 62.5 0.0 Fri 01PM 12DEC25 12029 12452 14507 64.7 0.0 Fri 04PM 12DEC25 11976 12357 14375 54.6 0.0 Fri 07PM 12DEC25 11994 12370 14387 47.1 0.0 Fri 10PM 12DEC25 11964 12334 14314 45.7 0.0 Sat 01AM 13DEC25 11951 12331 14332 45.0 0.0 Sat 04AM 13DEC25 11896 12256 14064 44.4 0.0 Sat 07AM 13DEC25 10771 12103 12671 43.7 0.0 Sat 10AM 13DEC25 10659 12006 12583 59.9 0.0 Sat 01PM 13DEC25 10490 11872 12451 60.5 0.0 Sat 04PM 13DEC25 10406 11792 12349 51.3 0.0 Sat 07PM 13DEC25 10350 10753 12256 46.5 0.0 Sat 10PM 13DEC25 10357 10797 12249 45.0 0.0 Sun 01AM 14DEC25 10228 10694 12145 45.9 0.0 Sun 04AM 14DEC25 10208 10629 12074 43.7 0.0 Sun 07AM 14DEC25 10335 10690 12077 41.9 0.0 Sun 10AM 14DEC25 10293 10627 12051 57.8 0.0 Sun 01PM 14DEC25 10280 10601 12044 61.7 0.0 Sun 04PM 14DEC25 10327 10628 12102 51.4 0.0 Sun 07PM 14DEC25 10412 10732 12249 44.0 0.0 Sun 10PM 14DEC25 10386 10706 12228 43.0 0.0 Mon 01AM 15DEC25 10412 10759 12309 42.5 0.0 Mon 04AM 15DEC25 10529 11886 12507 43.0 0.0 Mon 07AM 15DEC25 10680 12083 13822 43.9 0.0 Mon 10AM 15DEC25 10740 12151 14113 58.7 0.0 Mon 01PM 15DEC25 10673 12103 14065 62.4 0.0 Mon 04PM 15DEC25 10521 11956 13994 51.6 0.0 Mon 07PM 15DEC25 10713 12136 14143 45.5 0.0 Mon 10PM 15DEC25 10624 12048 13835 44.1 0.0 Tue 01AM 16DEC25 10578 11953 12569 43.6 0.0 Tue 04AM 16DEC25 10539 11881 12423 43.2 0.0 Tue 07AM 16DEC25 10529 11849 12334 46.5 0.0 Tue 10AM 16DEC25 10765 12113 12719 60.6 0.0 Tue 01PM 16DEC25 10691 12102 14194 64.0 0.0 Tue 04PM 16DEC25 11945 12401 14489 52.6 0.0 Tue 07PM 16DEC25 12151 12494 14491 45.5 0.0 Tue 10PM 16DEC25 12169 12507 14499 44.8 0.0 Wed 01AM 17DEC25 12126 12434 14368 45.8 0.0 Wed 04AM 17DEC25 12185 12495 14462 44.9 0.0 Wed 07AM 17DEC25 12096 12400 14288 45.4 0.0 Wed 10AM 17DEC25 12075 12393 14313 60.4 0.0 Wed 01PM 17DEC25 12049 12352 14128 66.8 0.0 Wed 04PM 17DEC25 12148 12457 14411 57.1 0.0 Wed 07PM 17DEC25 12195 12526 14511 47.7 0.0 Wed 10PM 17DEC25 12100 12455 14464 46.8 0.0 Thu 01AM 18DEC25 12205 12532 14513 47.6 0.0 Thu 04AM 18DEC25 12193 12566 14558 47.8 0.0 Thu 07AM 18DEC25 12241 12600 14572 48.9 0.0 Thu 10AM 18DEC25 12253 12612 14579 64.5 0.0

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