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: 12Z Sat 13DEC2025 Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs) Sat 05AM 13DEC25 19.9 29.8 131 21.3 31.9 70 Sat 08AM 13DEC25 17.8 26.7 131 19.4 29.2 71 Sat 11AM 13DEC25 10.9 16.3 138 13.6 20.4 72 Sat 02PM 13DEC25 9.3 14.0 224 10.8 16.2 288 Sat 05PM 13DEC25 7.7 11.5 132 8.6 12.9 70 Sat 08PM 13DEC25 5.5 8.2 135 5.6 8.4 76 Sat 11PM 13DEC25 4.4 6.7 157 3.0 4.4 125 Sun 02AM 14DEC25 6.0 9.1 179 4.8 7.2 173 Sun 05AM 14DEC25 7.6 11.4 180 6.5 9.8 174 Sun 08AM 14DEC25 8.5 12.7 178 8.4 12.6 171 Sun 11AM 14DEC25 10.0 14.9 183 10.4 15.6 179 Sun 02PM 14DEC25 12.9 19.3 178 12.4 18.6 179 Sun 05PM 14DEC25 13.2 19.8 177 12.2 18.3 176 Sun 08PM 14DEC25 11.6 17.4 179 9.6 14.4 175 Sun 11PM 14DEC25 10.5 15.7 175 7.4 11.1 168 Mon 02AM 15DEC25 10.0 14.9 164 5.8 8.7 144 Mon 05AM 15DEC25 9.4 14.1 133 6.1 9.1 75 Mon 08AM 15DEC25 7.8 11.7 134 6.3 9.4 77 Mon 11AM 15DEC25 5.2 7.9 223 4.2 6.4 277 Mon 02PM 15DEC25 10.6 15.9 229 8.6 12.8 290 Mon 05PM 15DEC25 13.5 20.2 128 12.0 18.1 68 Mon 08PM 15DEC25 15.8 23.7 130 13.7 20.6 69 Mon 11PM 15DEC25 15.0 22.5 131 15.8 23.7 68 Tue 02AM 16DEC25 11.9 17.9 133 13.6 20.3 71 Tue 05AM 16DEC25 13.0 19.6 133 12.3 18.5 71 Tue 08AM 16DEC25 20.7 31.0 132 16.9 25.4 72 Tue 11AM 16DEC25 21.7 32.6 134 14.4 21.7 74 Tue 02PM 16DEC25 21.2 31.8 228 13.6 20.4 286 Tue 05PM 16DEC25 21.6 32.4 136 13.1 19.6 82 Tue 08PM 16DEC25 20.7 31.0 173 11.9 17.8 160 Tue 11PM 16DEC25 32.0 48.0 161 18.4 27.6 138 Wed 02AM 17DEC25 31.2 46.7 162 17.3 26.0 141 Wed 05AM 17DEC25 41.3 61.9 145 25.4 38.1 99 Wed 08AM 17DEC25 39.9 59.8 138 23.7 35.6 86 Wed 11AM 17DEC25 46.8 70.2 135 28.7 43.1 75 Wed 02PM 17DEC25 30.1 45.2 213 19.2 28.9 277 Wed 05PM 17DEC25 41.3 61.9 221 26.2 39.3 286 Wed 08PM 17DEC25 36.1 54.1 225 23.4 35.1 281 Wed 11PM 17DEC25 35.2 52.7 228 22.1 33.2 285 Thu 02AM 18DEC25 34.7 52.0 229 22.7 34.0 290 Thu 05AM 18DEC25 35.1 52.6 130 24.6 36.9 70 Thu 08AM 18DEC25 31.8 47.7 133 21.1 31.7 75 Thu 11AM 18DEC25 36.8 55.2 137 21.9 32.9 80 Thu 02PM 18DEC25 43.6 65.4 129 30.3 45.4 71 Thu 05PM 18DEC25 32.7 49.0 132 24.2 36.3 73 Thu 08PM 18DEC25 30.3 45.4 147 18.1 27.2 101 Thu 11PM 18DEC25 35.2 52.8 150 20.2 30.3 111 Fri 02AM 19DEC25 31.9 47.9 171 19.9 29.8 156 Fri 05AM 19DEC25 35.0 52.5 174 21.5 32.3 164 Fri 08AM 19DEC25 36.1 54.1 173 21.5 32.2 161 Fri 11AM 19DEC25 34.5 51.7 177 23.4 35.1 171 Fri 02PM 19DEC25 36.0 54.0 177 25.2 37.7 172 Fri 05PM 19DEC25 32.3 48.4 174 22.9 34.4 170 Fri 08PM 19DEC25 29.2 43.7 181 22.9 34.4 190 Fri 11PM 19DEC25 33.1 49.7 170 19.0 28.5 151 Sat 02AM 20DEC25 30.0 45.0 187 18.4 27.7 188 Sat 05AM 20DEC25 34.3 51.4 187 21.0 31.5 212 Sat 08AM 20DEC25 26.5 39.7 215 19.2 28.8 271 Sat 11AM 20DEC25 24.2 36.3 230 18.8 28.1 290 Sat 02PM 20DEC25 23.7 35.6 229 17.8 26.6 290 Sat 05PM 20DEC25 20.9 31.4 231 14.9 22.4 292 Sat 08PM 20DEC25 20.8 31.1 142 12.3 18.5 94 Sat 11PM 20DEC25 22.5 33.8 167 13.5 20.2 148 Sun 02AM 21DEC25 22.5 33.7 154 13.4 20.1 120 Sun 05AM 21DEC25 23.8 35.8 155 13.7 20.6 119 Sun 08AM 21DEC25 21.0 31.4 175 14.7 22.0 166 Sun 11AM 21DEC25 18.9 28.4 180 16.8 25.2 176 Sun 02PM 21DEC25 20.5 30.8 178 19.2 28.8 178 Sun 05PM 21DEC25 23.1 34.6 179 20.1 30.1 172 Sun 08PM 21DEC25 19.3 28.9 178 17.8 26.7 171 Sun 11PM 21DEC25 32.1 48.1 178 27.5 41.3 171 Mon 02AM 22DEC25 36.1 54.2 178 23.9 35.8 172 Mon 05AM 22DEC25 35.5 53.2 189 22.2 33.3 188 Mon 08AM 22DEC25 28.7 43.1 182 17.3 25.9 184 Mon 11AM 22DEC25 27.4 41.1 184 16.5 24.8 184 Mon 02PM 22DEC25 23.7 35.5 172 16.7 25.1 164 Mon 05PM 22DEC25 27.5 41.2 185 16.8 25.3 203 Mon 08PM 22DEC25 19.8 29.6 219 12.0 18.0 271 Mon 11PM 22DEC25 19.4 29.1 183 16.6 24.8 179 Tue 02AM 23DEC25 17.8 26.7 185 21.7 32.5 186 Tue 05AM 23DEC25 34.2 51.4 179 33.2 49.8 178

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