Is Atmospheric Momentum The Key? - Video Forecast HERE (9/7/25)

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Big_Sky - Wind Forecast Location: 45.28N 111.45W Base Elevation: 6800 ft Peak Elevation: 11166 ft   240 hour GFS Model (0.25 deg) - 3 hr incrememts   Data Initialized: 18Z Sun 14SEP2025 Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs) Sun 12PM 14SEP25 11.2 16.8 216 13.9 20.8 226 Sun 03PM 14SEP25 10.6 15.8 224 13.1 19.6 229 Sun 06PM 14SEP25 14.6 21.9 202 17.2 25.8 209 Sun 09PM 14SEP25 22.8 34.2 184 25.5 38.3 190 Mon 12AM 15SEP25 22.0 33.0 189 21.5 32.2 192 Mon 03AM 15SEP25 12.0 18.0 202 9.1 13.7 213 Mon 06AM 15SEP25 6.9 10.4 236 5.2 7.7 268 Mon 09AM 15SEP25 4.5 6.8 242 3.2 4.8 271 Mon 12PM 15SEP25 3.8 5.8 299 4.4 6.6 332 Mon 03PM 15SEP25 5.6 8.5 127 5.5 8.3 184 Mon 06PM 15SEP25 5.7 8.5 207 5.5 8.2 135 Mon 09PM 15SEP25 5.4 8.1 183 3.4 5.1 86 Tue 12AM 16SEP25 3.1 4.6 169 2.3 3.5 72 Tue 03AM 16SEP25 4.0 6.0 138 3.0 4.5 23 Tue 06AM 16SEP25 5.2 7.8 181 3.3 4.9 83 Tue 09AM 16SEP25 9.4 14.1 10 11.2 16.7 15 Tue 12PM 16SEP25 13.2 19.8 10 18.2 27.4 12 Tue 03PM 16SEP25 8.5 12.7 19 10.0 15.0 26 Tue 06PM 16SEP25 7.7 11.6 32 7.1 10.6 48 Tue 09PM 16SEP25 7.4 11.1 144 5.8 8.7 27 Wed 12AM 17SEP25 7.6 11.4 136 5.5 8.3 10 Wed 03AM 17SEP25 5.0 7.6 218 3.2 4.8 339 Wed 06AM 17SEP25 5.6 8.3 301 1.4 2.1 269 Wed 09AM 17SEP25 6.0 9.0 225 0.9 1.3 351 Wed 12PM 17SEP25 7.8 11.7 179 4.8 7.2 80 Wed 03PM 17SEP25 8.1 12.1 200 5.8 8.7 111 Wed 06PM 17SEP25 8.2 12.4 64 5.1 7.7 99 Wed 09PM 17SEP25 6.9 10.4 286 2.8 4.2 245 Thu 12AM 18SEP25 7.2 10.8 267 5.2 7.8 218 Thu 03AM 18SEP25 9.6 14.5 258 7.9 11.9 205 Thu 06AM 18SEP25 12.4 18.6 256 9.9 14.8 200 Thu 09AM 18SEP25 12.4 18.6 247 9.1 13.7 186 Thu 12PM 18SEP25 11.6 17.3 225 9.0 13.5 151 Thu 03PM 18SEP25 8.1 12.2 212 8.4 12.6 135 Thu 06PM 18SEP25 10.5 15.8 98 10.7 16.1 148 Thu 09PM 18SEP25 9.9 14.9 252 7.6 11.4 192 Fri 12AM 19SEP25 7.8 11.7 130 7.4 11.1 199 Fri 03AM 19SEP25 8.3 12.5 134 9.2 13.8 201 Fri 06AM 19SEP25 8.3 12.4 135 9.4 14.1 207 Fri 09AM 19SEP25 8.1 12.1 131 10.7 16.0 199 Fri 12PM 19SEP25 7.7 11.6 235 10.7 16.1 189 Fri 03PM 19SEP25 6.1 9.1 193 7.3 10.9 165 Fri 06PM 19SEP25 7.3 11.0 172 8.2 12.4 146 Fri 09PM 19SEP25 8.2 12.3 204 10.9 16.3 205 Sat 12AM 20SEP25 11.4 17.1 221 16.9 25.4 200 Sat 03AM 20SEP25 12.2 18.2 193 16.8 25.2 192 Sat 06AM 20SEP25 10.9 16.4 232 16.7 25.1 197 Sat 09AM 20SEP25 11.7 17.5 250 16.9 25.3 198 Sat 12PM 20SEP25 10.3 15.4 230 14.4 21.6 185 Sat 03PM 20SEP25 8.6 13.0 215 10.1 15.2 174 Sat 06PM 20SEP25 6.7 10.1 196 8.8 13.1 154 Sat 09PM 20SEP25 10.4 15.6 249 15.4 23.0 202 Sun 12AM 21SEP25 10.2 15.3 195 13.7 20.6 203 Sun 03AM 21SEP25 12.3 18.4 195 15.6 23.4 203 Sun 06AM 21SEP25 13.4 20.1 194 18.4 27.5 199 Sun 09AM 21SEP25 14.9 22.3 193 20.5 30.8 198 Sun 12PM 21SEP25 15.1 22.6 209 17.6 26.4 199 Sun 03PM 21SEP25 15.4 23.1 220 18.0 26.9 223 Sun 06PM 21SEP25 15.2 22.7 213 15.8 23.7 218 Sun 09PM 21SEP25 16.1 24.2 182 17.1 25.7 180 Mon 12AM 22SEP25 17.7 26.5 188 20.4 30.6 194 Mon 03AM 22SEP25 15.0 22.4 191 17.2 25.8 190 Mon 06AM 22SEP25 14.0 20.9 193 19.2 28.9 195 Mon 09AM 22SEP25 13.4 20.2 193 17.8 26.8 188 Mon 12PM 22SEP25 12.1 18.2 203 13.1 19.7 184 Mon 03PM 22SEP25 13.3 20.0 201 13.7 20.5 178 Mon 06PM 22SEP25 16.0 23.9 182 15.8 23.7 168 Mon 09PM 22SEP25 17.5 26.2 185 21.7 32.5 186 Tue 12AM 23SEP25 15.5 23.3 194 23.0 34.5 193 Tue 03AM 23SEP25 13.9 20.8 246 21.6 32.3 199 Tue 06AM 23SEP25 15.8 23.6 256 22.5 33.7 199 Tue 09AM 23SEP25 15.8 23.6 130 23.7 35.6 195 Tue 12PM 23SEP25 15.6 23.3 208 23.4 35.1 196 Tue 03PM 23SEP25 14.8 22.2 209 21.3 31.9 202 Tue 06PM 23SEP25 12.8 19.2 208 18.7 28.0 205 Tue 09PM 23SEP25 12.7 19.0 194 15.9 23.8 204 Wed 12AM 24SEP25 11.3 16.9 202 11.5 17.2 216 Wed 03AM 24SEP25 13.8 20.8 195 15.1 22.7 206 Wed 06AM 24SEP25 15.3 22.9 193 18.1 27.2 202 Wed 09AM 24SEP25 14.9 22.3 194 17.7 26.5 205 Wed 12PM 24SEP25 17.2 25.8 205 20.8 31.2 213

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