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Just the Facts - No Hype! - Video Forecast HERE (6/15/25)
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Donner_Summit_I80 - Wind Forecast
Location: 39.34N 120.34W
Base Elevation: 7259 ft
Peak Elevation: 7259 ft

 

240 hour GFS Model (0.25 deg) - 3 hr incrememts

 

Data

Initialized: 18Z Thu 19JUN2025
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Thu 11AM 19JUN25 12.8 19.2 206 - - -
Thu 02PM 19JUN25 16.0 24.1 210 - - -
Thu 05PM 19JUN25 21.1 31.6 200 - - -
Thu 08PM 19JUN25 22.4 33.6 188 - - -
Thu 11PM 19JUN25 25.4 38.0 182 - - -
Fri 02AM 20JUN25 26.5 39.8 180 - - -
Fri 05AM 20JUN25 29.6 44.4 180 - - -
Fri 08AM 20JUN25 29.5 44.3 188 - - -
Fri 11AM 20JUN25 32.6 48.9 192 - - -
Fri 02PM 20JUN25 34.7 52.0 192 - - -
Fri 05PM 20JUN25 35.1 52.7 193 - - -
Fri 08PM 20JUN25 32.5 48.8 191 - - -
Fri 11PM 20JUN25 36.5 54.8 181 - - -
Sat 02AM 21JUN25 28.0 41.9 176 - - -
Sat 05AM 21JUN25 20.0 30.0 172 - - -
Sat 08AM 21JUN25 11.2 16.9 182 - - -
Sat 11AM 21JUN25 6.8 10.2 186 - - -
Sat 02PM 21JUN25 5.1 7.6 187 - - -
Sat 05PM 21JUN25 6.4 9.6 185 - - -
Sat 08PM 21JUN25 9.6 14.3 181 - - -
Sat 11PM 21JUN25 3.9 5.8 165 - - -
Sun 02AM 22JUN25 9.5 14.2 164 - - -
Sun 05AM 22JUN25 12.0 17.9 169 - - -
Sun 08AM 22JUN25 8.5 12.8 171 - - -
Sun 11AM 22JUN25 2.5 3.8 226 - - -
Sun 02PM 22JUN25 3.4 5.1 278 - - -
Sun 05PM 22JUN25 4.6 6.9 325 - - -
Sun 08PM 22JUN25 15.1 22.6 12 - - -
Sun 11PM 22JUN25 8.7 13.1 17 - - -
Mon 02AM 23JUN25 2.8 4.2 45 - - -
Mon 05AM 23JUN25 4.9 7.4 25 - - -
Mon 08AM 23JUN25 4.3 6.4 22 - - -
Mon 11AM 23JUN25 3.2 4.7 354 - - -
Mon 02PM 23JUN25 4.5 6.7 249 - - -
Mon 05PM 23JUN25 6.8 10.3 160 - - -
Mon 08PM 23JUN25 2.4 3.6 27 - - -
Mon 11PM 23JUN25 7.7 11.6 15 - - -
Tue 02AM 24JUN25 10.1 15.1 13 - - -
Tue 05AM 24JUN25 5.8 8.7 16 - - -
Tue 08AM 24JUN25 9.4 14.1 6 - - -
Tue 11AM 24JUN25 9.0 13.5 345 - - -
Tue 02PM 24JUN25 4.0 5.9 317 - - -
Tue 05PM 24JUN25 5.0 7.5 336 - - -
Tue 08PM 24JUN25 10.2 15.3 13 - - -
Tue 11PM 24JUN25 10.9 16.3 12 - - -
Wed 02AM 25JUN25 9.1 13.7 12 - - -
Wed 05AM 25JUN25 5.6 8.3 19 - - -
Wed 08AM 25JUN25 5.1 7.7 11 - - -
Wed 11AM 25JUN25 5.5 8.3 335 - - -
Wed 02PM 25JUN25 2.5 3.8 278 - - -
Wed 05PM 25JUN25 4.5 6.8 216 - - -
Wed 08PM 25JUN25 4.0 6.1 196 - - -
Wed 11PM 25JUN25 2.9 4.3 154 - - -
Thu 02AM 26JUN25 7.2 10.8 173 - - -
Thu 05AM 26JUN25 10.9 16.4 178 - - -
Thu 08AM 26JUN25 14.1 21.1 192 - - -
Thu 11AM 26JUN25 13.5 20.3 205 - - -
Thu 02PM 26JUN25 12.4 18.7 207 - - -
Thu 05PM 26JUN25 13.7 20.5 202 - - -
Thu 08PM 26JUN25 14.4 21.6 186 - - -
Thu 11PM 26JUN25 13.2 19.8 175 - - -
Fri 02AM 27JUN25 9.5 14.3 173 - - -
Fri 05AM 27JUN25 7.3 11.0 171 - - -
Fri 08AM 27JUN25 7.0 10.5 187 - - -
Fri 11AM 27JUN25 5.6 8.4 225 - - -
Fri 02PM 27JUN25 3.5 5.2 263 - - -
Fri 05PM 27JUN25 3.4 5.2 258 - - -
Fri 08PM 27JUN25 1.8 2.6 296 - - -
Fri 11PM 27JUN25 6.5 9.8 16 - - -
Sat 02AM 28JUN25 12.3 18.5 11 - - -
Sat 05AM 28JUN25 11.2 16.9 12 - - -
Sat 08AM 28JUN25 10.5 15.7 8 - - -
Sat 11AM 28JUN25 7.3 10.9 341 - - -
Sat 02PM 28JUN25 7.6 11.4 333 - - -
Sat 05PM 28JUN25 7.6 11.5 328 - - -
Sat 08PM 28JUN25 4.6 6.9 335 - - -
Sat 11PM 28JUN25 1.5 2.3 109 - - -
Sun 02AM 29JUN25 2.1 3.1 152 - - -
Sun 05AM 29JUN25 4.4 6.6 165 - - -
Sun 08AM 29JUN25 3.3 5.0 204 - - -
Sun 11AM 29JUN25 4.6 6.9 250 - - -

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