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

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Mammoth - Wind Forecast Location: 37.64N 119.02W Base Elevation: 7953 ft Peak Elevation: 11053 ft   240 hour GFS Model (0.25 deg) - 3 hr incrememts   Data Initialized: 18Z Thu 11DEC2025 Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs) Thu 10AM 11DEC25 6.1 9.1 7 7.9 11.8 6 Thu 01PM 11DEC25 4.5 6.7 319 6.1 9.2 335 Thu 04PM 11DEC25 4.2 6.3 113 5.6 8.4 223 Thu 07PM 11DEC25 6.4 9.6 61 7.0 10.5 42 Thu 10PM 11DEC25 5.5 8.3 89 4.8 7.1 67 Fri 01AM 12DEC25 5.9 8.8 112 4.5 6.8 81 Fri 04AM 12DEC25 5.1 7.6 111 4.7 7.1 74 Fri 07AM 12DEC25 4.3 6.5 84 4.6 6.9 58 Fri 10AM 12DEC25 1.0 1.6 27 1.8 2.7 30 Fri 01PM 12DEC25 3.2 4.7 279 2.8 4.2 296 Fri 04PM 12DEC25 2.1 3.2 303 2.0 3.0 301 Fri 07PM 12DEC25 5.0 7.5 53 3.9 5.8 58 Fri 10PM 12DEC25 5.4 8.1 65 4.5 6.7 98 Sat 01AM 13DEC25 5.0 7.5 93 5.5 8.3 123 Sat 04AM 13DEC25 4.5 6.7 109 5.6 8.4 134 Sat 07AM 13DEC25 4.5 6.8 104 5.6 8.4 131 Sat 10AM 13DEC25 3.3 5.0 296 6.1 9.2 243 Sat 01PM 13DEC25 6.2 9.2 220 8.3 12.4 206 Sat 04PM 13DEC25 5.6 8.4 207 7.6 11.3 200 Sat 07PM 13DEC25 5.8 8.7 142 7.4 11.1 154 Sat 10PM 13DEC25 5.9 8.9 143 7.9 11.8 155 Sun 01AM 14DEC25 8.0 12.0 156 8.7 13.1 162 Sun 04AM 14DEC25 8.7 13.1 158 7.1 10.7 160 Sun 07AM 14DEC25 8.8 13.3 133 6.0 8.9 94 Sun 10AM 14DEC25 7.1 10.6 137 5.4 8.1 76 Sun 01PM 14DEC25 8.2 12.3 231 6.0 9.0 273 Sun 04PM 14DEC25 9.2 13.8 226 7.1 10.7 274 Sun 07PM 14DEC25 8.3 12.5 121 8.1 12.2 75 Sun 10PM 14DEC25 7.6 11.4 120 7.3 11.0 74 Mon 01AM 15DEC25 7.1 10.6 127 5.5 8.2 84 Mon 04AM 15DEC25 8.3 12.5 128 6.2 9.3 84 Mon 07AM 15DEC25 8.3 12.5 127 6.5 9.7 83 Mon 10AM 15DEC25 7.9 11.8 137 6.8 10.3 80 Mon 01PM 15DEC25 8.9 13.3 232 7.4 11.2 281 Mon 04PM 15DEC25 10.8 16.1 226 10.5 15.8 283 Mon 07PM 15DEC25 11.6 17.4 126 9.7 14.5 75 Mon 10PM 15DEC25 14.0 21.1 134 9.5 14.3 85 Tue 01AM 16DEC25 14.8 22.2 137 9.6 14.4 87 Tue 04AM 16DEC25 15.3 22.9 131 10.8 16.2 79 Tue 07AM 16DEC25 18.9 28.4 141 11.2 16.8 97 Tue 10AM 16DEC25 22.9 34.4 190 15.1 22.6 196 Tue 01PM 16DEC25 31.0 46.5 201 19.0 28.5 216 Tue 04PM 16DEC25 33.9 50.9 196 20.9 31.4 206 Tue 07PM 16DEC25 35.9 53.9 185 23.8 35.8 187 Tue 10PM 16DEC25 38.2 57.3 182 27.1 40.6 183 Wed 01AM 17DEC25 38.8 58.2 187 26.9 40.4 188 Wed 04AM 17DEC25 29.2 43.8 210 16.6 24.9 245 Wed 07AM 17DEC25 33.2 49.9 213 19.5 29.2 253 Wed 10AM 17DEC25 37.4 56.1 217 22.5 33.7 261 Wed 01PM 17DEC25 38.4 57.5 223 24.4 36.6 273 Wed 04PM 17DEC25 33.8 50.7 224 22.4 33.6 278 Wed 07PM 17DEC25 29.5 44.3 138 18.1 27.2 81 Wed 10PM 17DEC25 30.9 46.4 174 18.9 28.3 174 Thu 01AM 18DEC25 34.4 51.6 178 23.0 34.4 179 Thu 04AM 18DEC25 35.9 53.8 174 20.4 30.6 173 Thu 07AM 18DEC25 40.8 61.2 221 25.3 37.9 282 Thu 10AM 18DEC25 38.0 56.9 224 24.7 37.0 278 Thu 01PM 18DEC25 37.7 56.6 225 25.9 38.9 278 Thu 04PM 18DEC25 35.2 52.8 225 24.2 36.3 280 Thu 07PM 18DEC25 29.8 44.7 138 17.7 26.5 85 Thu 10PM 18DEC25 27.6 41.4 176 18.5 27.7 175 Fri 01AM 19DEC25 24.6 36.9 178 19.1 28.7 178 Fri 04AM 19DEC25 30.6 45.9 184 23.0 34.5 185 Fri 07AM 19DEC25 28.5 42.7 135 16.4 24.6 282 Fri 10AM 19DEC25 29.4 44.0 225 19.2 28.8 282 Fri 01PM 19DEC25 31.5 47.2 224 20.9 31.3 278 Fri 04PM 19DEC25 33.3 50.0 226 23.8 35.7 286 Fri 07PM 19DEC25 30.3 45.5 131 22.0 33.0 74 Fri 10PM 19DEC25 33.0 49.6 132 25.1 37.7 74 Sat 01AM 20DEC25 31.9 47.9 132 24.4 36.6 75 Sat 04AM 20DEC25 30.2 45.3 131 23.6 35.3 74 Sat 07AM 20DEC25 27.2 40.8 131 22.1 33.1 75 Sat 10AM 20DEC25 23.6 35.4 135 18.8 28.2 75 Sat 01PM 20DEC25 21.7 32.5 226 15.5 23.2 281 Sat 04PM 20DEC25 21.8 32.6 135 14.7 22.0 77 Sat 07PM 20DEC25 25.9 38.8 132 18.0 27.0 76 Sat 10PM 20DEC25 24.5 36.7 131 17.3 25.9 75 Sun 01AM 21DEC25 25.1 37.6 133 15.8 23.7 77 Sun 04AM 21DEC25 23.4 35.1 171 14.8 22.2 171 Sun 07AM 21DEC25 26.1 39.1 174 17.5 26.2 175 Sun 10AM 21DEC25 29.2 43.7 187 19.3 28.9 190

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