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

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Summit_I5_CA-OR - Snow Level Forecast Location: 42.06N 122.61W Base Elevation: 4318 ft Peak Elevation: 4318 ft   240 hour GFS Model (0.25 deg) - 3 hr incrememts   Data Initialized: 18Z Thu 11DEC2025 Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In) Thu 10AM 11DEC25 12032 12367 14296 47.0 - Thu 01PM 11DEC25 11918 12239 12739 56.6 0.0 Thu 04PM 11DEC25 11896 12214 12709 49.7 0.0 Thu 07PM 11DEC25 11932 12260 13817 40.7 0.0 Thu 10PM 11DEC25 11859 12191 12708 38.6 0.0 Fri 01AM 12DEC25 11903 12242 13803 36.5 0.0 Fri 04AM 12DEC25 11938 12276 14012 35.1 0.0 Fri 07AM 12DEC25 11997 12318 14093 34.1 0.0 Fri 10AM 12DEC25 12025 12323 13943 45.4 0.0 Fri 01PM 12DEC25 12025 12316 12769 55.2 0.0 Fri 04PM 12DEC25 11984 12286 12758 49.5 0.0 Fri 07PM 12DEC25 11956 12263 12741 41.6 0.0 Fri 10PM 12DEC25 11960 12263 12735 39.3 0.0 Sat 01AM 13DEC25 11952 12250 12714 37.1 0.0 Sat 04AM 13DEC25 11941 12230 12681 35.7 0.0 Sat 07AM 13DEC25 11881 12167 12613 34.5 0.0 Sat 10AM 13DEC25 11808 12096 12544 47.3 0.0 Sat 01PM 13DEC25 10778 12037 12492 58.0 0.0 Sat 04PM 13DEC25 10737 11992 12435 50.3 0.0 Sat 07PM 13DEC25 10667 11928 12362 42.3 0.0 Sat 10PM 13DEC25 10621 11895 12345 40.8 0.0 Sun 01AM 14DEC25 10479 11799 12270 38.4 0.0 Sun 04AM 14DEC25 10442 11794 12287 36.4 0.0 Sun 07AM 14DEC25 10290 10662 12130 34.9 0.0 Sun 10AM 14DEC25 10233 10592 12079 45.5 0.0 Sun 01PM 14DEC25 10122 10507 12043 55.0 0.0 Sun 04PM 14DEC25 10120 10507 12044 49.5 0.0 Sun 07PM 14DEC25 10187 10613 12110 42.6 0.0 Sun 10PM 14DEC25 10276 10775 12231 40.9 0.0 Mon 01AM 15DEC25 10227 10747 12223 41.1 0.0 Mon 04AM 15DEC25 8873 10346 12117 41.9 0.0 Mon 07AM 15DEC25 8783 10301 12067 39.1 0.0 Mon 10AM 15DEC25 8922 10191 10734 49.1 0.0 Mon 01PM 15DEC25 8556 10051 12195 60.4 0.0 Mon 04PM 15DEC25 9976 10431 12063 52.0 0.0 Mon 07PM 15DEC25 9902 10213 10699 47.0 0.0 Mon 10PM 15DEC25 8532 8833 10767 47.2 0.0 Tue 01AM 16DEC25 8253 8587 11833 46.4 0.0 Tue 04AM 16DEC25 7188 8396 8961 45.1 0.0 Tue 07AM 16DEC25 6984 8236 9953 45.7 0.0 Tue 10AM 16DEC25 6716 7083 8560 46.4 0.0 Tue 01PM 16DEC25 5514 6792 8373 45.2 0.0 Tue 04PM 16DEC25 5129 6476 8669 41.9 0.0 Tue 07PM 16DEC25 6631 7020 8448 42.7 0.0 Tue 10PM 16DEC25 3866 4970 5512 38.9 0.0 Wed 01AM 17DEC25 3347 3684 4963 34.4 21.4 Wed 04AM 17DEC25 2575 3297 4801 30.8 0.0 Wed 07AM 17DEC25 1958 2712 3848 28.6 0.0 Wed 10AM 17DEC25 3169 3465 3849 34.3 0.0 Wed 01PM 17DEC25 3692 3943 5104 38.9 0.0 Wed 04PM 17DEC25 3776 4844 5252 37.7 0.0 Wed 07PM 17DEC25 2784 3827 5285 31.0 0.0 Wed 10PM 17DEC25 2989 3556 5047 32.1 21.6 Thu 01AM 18DEC25 3043 3709 5327 32.4 26.9 Thu 04AM 18DEC25 2867 3414 3947 31.7 28.8 Thu 07AM 18DEC25 2444 3193 3925 30.7 29.5 Thu 10AM 18DEC25 3127 3516 4799 33.6 0.0 Thu 01PM 18DEC25 3347 3642 4910 35.0 30.5 Thu 04PM 18DEC25 3238 3623 4956 33.7 0.0 Thu 07PM 18DEC25 2584 3326 4956 31.3 0.0 Thu 10PM 18DEC25 1906 2661 4975 28.6 0.0 Fri 01AM 19DEC25 2198 2949 4836 29.9 31.1 Fri 04AM 19DEC25 2305 3055 5010 30.0 31.7 Fri 07AM 19DEC25 2883 3501 5139 32.1 33.7 Fri 10AM 19DEC25 3161 3607 5137 33.4 35.8 Fri 01PM 19DEC25 3319 3772 5211 34.1 36.6 Fri 04PM 19DEC25 3067 3544 4929 33.2 37.1 Fri 07PM 19DEC25 2577 3290 3946 31.5 0.0 Fri 10PM 19DEC25 1683 2438 3473 28.5 0.0 Sat 01AM 20DEC25 699 1458 2630 25.4 0.0 Sat 04AM 20DEC25 0 652 1829 22.4 0.0 Sat 07AM 20DEC25 0 0 0 14.5 0.0 Sat 10AM 20DEC25 1029 1784 2949 27.6 0.0 Sat 01PM 20DEC25 2537 3272 6683 32.3 0.0 Sat 04PM 20DEC25 2702 3872 6925 32.2 0.0 Sat 07PM 20DEC25 0 6422 2048 22.5 0.0 Sat 10PM 20DEC25 0 6763 1767 21.5 0.0 Sun 01AM 21DEC25 6469 7058 10133 28.8 0.0 Sun 04AM 21DEC25 2643 3428 10379 31.3 38.5 Sun 07AM 21DEC25 3059 8322 10707 32.4 0.0 Sun 10AM 21DEC25 3068 6402 10398 32.5 53.6

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