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

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Alta - Wind Forecast Location: 40.58N 111.60W Base Elevation: 8530 ft Peak Elevation: 10550 ft   240 hour GFS Model (0.25 deg) - 3 hr incrememts   Data Initialized: 18Z Wed 10DEC2025 Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs) Wed 11AM 10DEC25 27.8 41.7 133 28.2 42.4 70 Wed 02PM 10DEC25 24.7 37.0 229 26.8 40.2 292 Wed 05PM 10DEC25 24.2 36.3 130 26.4 39.6 69 Wed 08PM 10DEC25 23.1 34.6 132 24.5 36.7 70 Wed 11PM 10DEC25 22.9 34.4 134 21.0 31.5 73 Thu 02AM 11DEC25 27.3 41.0 135 19.5 29.3 78 Thu 05AM 11DEC25 28.3 42.4 134 19.8 29.7 75 Thu 08AM 11DEC25 28.7 43.1 131 22.4 33.7 71 Thu 11AM 11DEC25 25.8 38.6 232 21.9 32.9 293 Thu 02PM 11DEC25 25.0 37.5 229 23.6 35.4 292 Thu 05PM 11DEC25 25.2 37.8 131 26.0 39.1 69 Thu 08PM 11DEC25 21.3 32.0 127 23.6 35.4 67 Thu 11PM 11DEC25 18.1 27.2 132 20.2 30.3 70 Fri 02AM 12DEC25 18.6 28.0 131 18.1 27.1 71 Fri 05AM 12DEC25 20.4 30.6 132 18.3 27.4 72 Fri 08AM 12DEC25 21.1 31.7 132 17.5 26.2 72 Fri 11AM 12DEC25 21.1 31.6 131 16.3 24.4 69 Fri 02PM 12DEC25 20.5 30.8 229 16.4 24.6 291 Fri 05PM 12DEC25 20.3 30.5 130 18.9 28.4 68 Fri 08PM 12DEC25 20.7 31.1 132 20.6 30.9 71 Fri 11PM 12DEC25 19.9 29.8 131 19.1 28.7 70 Sat 02AM 13DEC25 20.3 30.4 133 19.2 28.8 72 Sat 05AM 13DEC25 19.7 29.6 132 20.4 30.7 71 Sat 08AM 13DEC25 16.8 25.3 131 18.9 28.4 71 Sat 11AM 13DEC25 13.8 20.7 131 15.8 23.7 69 Sat 02PM 13DEC25 11.2 16.8 227 12.9 19.4 290 Sat 05PM 13DEC25 8.9 13.3 130 9.9 14.8 69 Sat 08PM 13DEC25 5.2 7.9 133 5.6 8.4 73 Sat 11PM 13DEC25 4.1 6.1 165 2.8 4.2 141 Sun 02AM 14DEC25 6.1 9.2 177 5.8 8.7 171 Sun 05AM 14DEC25 8.8 13.1 177 8.4 12.5 173 Sun 08AM 14DEC25 10.4 15.6 182 11.2 16.7 178 Sun 11AM 14DEC25 12.2 18.3 183 13.3 19.9 182 Sun 02PM 14DEC25 13.5 20.2 179 12.7 19.0 179 Sun 05PM 14DEC25 12.4 18.6 179 10.5 15.7 179 Sun 08PM 14DEC25 9.3 14.0 149 5.2 7.8 111 Sun 11PM 14DEC25 10.3 15.4 133 7.0 10.5 76 Mon 02AM 15DEC25 10.0 15.0 128 7.9 11.9 69 Mon 05AM 15DEC25 11.7 17.6 130 11.1 16.6 71 Mon 08AM 15DEC25 13.1 19.6 132 13.6 20.4 71 Mon 11AM 15DEC25 13.5 20.3 138 13.0 19.4 74 Mon 02PM 15DEC25 14.2 21.3 229 13.5 20.2 291 Mon 05PM 15DEC25 16.7 25.0 132 13.7 20.5 72 Mon 08PM 15DEC25 19.2 28.8 132 14.8 22.1 72 Mon 11PM 15DEC25 18.2 27.3 142 11.7 17.6 91 Tue 02AM 16DEC25 29.2 43.8 134 21.8 32.6 74 Tue 05AM 16DEC25 24.5 36.7 136 17.1 25.6 79 Tue 08AM 16DEC25 24.5 36.7 132 17.3 25.9 74 Tue 11AM 16DEC25 23.3 34.9 131 16.9 25.4 70 Tue 02PM 16DEC25 24.2 36.2 230 15.0 22.4 292 Tue 05PM 16DEC25 26.9 40.3 136 17.8 26.6 80 Tue 08PM 16DEC25 26.8 40.2 136 16.5 24.8 82 Tue 11PM 16DEC25 29.5 44.2 170 19.1 28.7 156 Wed 02AM 17DEC25 30.9 46.3 175 20.7 31.0 169 Wed 05AM 17DEC25 40.5 60.8 143 24.9 37.3 94 Wed 08AM 17DEC25 33.8 50.7 147 20.9 31.3 99 Wed 11AM 17DEC25 40.7 61.1 168 25.2 37.8 148 Wed 02PM 17DEC25 36.9 55.4 186 22.8 34.3 195 Wed 05PM 17DEC25 46.3 69.4 203 32.4 48.6 241 Wed 08PM 17DEC25 35.1 52.7 210 22.1 33.1 262 Wed 11PM 17DEC25 32.3 48.5 127 17.8 26.7 73 Thu 02AM 18DEC25 33.3 50.0 216 18.4 27.6 262 Thu 05AM 18DEC25 31.7 47.5 226 20.2 30.3 284 Thu 08AM 18DEC25 30.4 45.6 132 19.9 29.9 72 Thu 11AM 18DEC25 27.3 41.0 146 15.0 22.5 102 Thu 02PM 18DEC25 29.7 44.6 134 17.0 25.5 76 Thu 05PM 18DEC25 30.8 46.3 172 19.5 29.2 162 Thu 08PM 18DEC25 32.5 48.7 158 19.0 28.5 131 Thu 11PM 18DEC25 34.0 51.1 173 22.0 33.0 166 Fri 02AM 19DEC25 31.1 46.6 172 20.9 31.4 161 Fri 05AM 19DEC25 26.1 39.2 170 17.0 25.6 154 Fri 08AM 19DEC25 27.2 40.8 172 18.0 27.0 158 Fri 11AM 19DEC25 25.4 38.1 180 21.0 31.5 174 Fri 02PM 19DEC25 27.5 41.3 181 23.3 34.9 177 Fri 05PM 19DEC25 26.9 40.3 177 21.1 31.7 173 Fri 08PM 19DEC25 31.3 46.9 173 22.8 34.1 161 Fri 11PM 19DEC25 26.9 40.4 175 20.7 31.0 165 Sat 02AM 20DEC25 32.1 48.1 177 25.9 38.8 169 Sat 05AM 20DEC25 33.5 50.3 171 24.7 37.0 155 Sat 08AM 20DEC25 34.3 51.5 171 22.9 34.3 160 Sat 11AM 20DEC25 28.1 42.2 169 17.7 26.5 150

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