Major Westerly Wind Burst Developing - Just as Forecast! - Watch the Video HERE (3/29/26)

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Grapevine_I5 - Wind Forecast Location: 34.80N 118.88W Base Elevation: 4152 ft Peak Elevation: 4152 ft   240 hour GFS Model (0.25 deg) - 3 hr incrememts   Data Initialized: 06Z Sun 05APR2026 Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs) Sat 10PM 04APR26 11.6 18.1 160 - - - Sun 01AM 05APR26 4.4 6.9 150 - - - Sun 04AM 05APR26 1.8 2.9 335 - - - Sun 07AM 05APR26 1.8 2.8 116 - - - Sun 10AM 05APR26 5.0 7.7 113 - - - Sun 01PM 05APR26 5.5 8.5 103 - - - Sun 04PM 05APR26 3.3 5.1 295 - - - Sun 07PM 05APR26 1.7 2.7 178 - - - Sun 10PM 05APR26 7.0 10.9 179 - - - Mon 01AM 06APR26 3.8 6.0 249 - - - Mon 04AM 06APR26 3.6 5.7 295 - - - Mon 07AM 06APR26 4.0 6.2 157 - - - Mon 10AM 06APR26 2.7 4.2 156 - - - Mon 01PM 06APR26 4.6 7.2 312 - - - Mon 04PM 06APR26 5.9 9.2 159 - - - Mon 07PM 06APR26 11.1 17.3 175 - - - Mon 10PM 06APR26 9.0 14.0 165 - - - Tue 01AM 07APR26 9.2 14.4 166 - - - Tue 04AM 07APR26 9.8 15.3 168 - - - Tue 07AM 07APR26 8.0 12.6 164 - - - Tue 10AM 07APR26 5.3 8.3 165 - - - Tue 01PM 07APR26 5.8 9.1 163 - - - Tue 04PM 07APR26 8.3 13.0 169 - - - Tue 07PM 07APR26 11.7 18.2 173 - - - Tue 10PM 07APR26 9.4 14.6 166 - - - Wed 01AM 08APR26 9.1 14.2 166 - - - Wed 04AM 08APR26 10.2 15.9 166 - - - Wed 07AM 08APR26 8.6 13.4 166 - - - Wed 10AM 08APR26 6.4 10.0 163 - - - Wed 01PM 08APR26 5.8 9.1 160 - - - Wed 04PM 08APR26 8.6 13.4 167 - - - Wed 07PM 08APR26 10.3 16.1 174 - - - Wed 10PM 08APR26 10.1 15.8 173 - - - Thu 01AM 09APR26 11.5 17.9 174 - - - Thu 04AM 09APR26 9.5 14.9 170 - - - Thu 07AM 09APR26 9.8 15.3 166 - - - Thu 10AM 09APR26 7.7 12.0 154 - - - Thu 01PM 09APR26 8.5 13.3 271 - - - Thu 04PM 09APR26 9.7 15.1 263 - - - Thu 07PM 09APR26 8.0 12.5 255 - - - Thu 10PM 09APR26 8.9 13.9 256 - - - Fri 01AM 10APR26 10.8 16.9 260 - - - Fri 04AM 10APR26 14.8 23.1 259 - - - Fri 07AM 10APR26 13.8 21.6 261 - - - Fri 10AM 10APR26 11.8 18.4 268 - - - Fri 01PM 10APR26 12.4 19.3 255 - - - Fri 04PM 10APR26 14.2 22.2 256 - - - Fri 07PM 10APR26 13.2 20.5 240 - - - Fri 10PM 10APR26 10.6 16.6 253 - - - Sat 01AM 11APR26 6.6 10.3 272 - - - Sat 04AM 11APR26 3.7 5.7 239 - - - Sat 07AM 11APR26 1.8 2.8 130 - - - Sat 10AM 11APR26 1.7 2.7 19 - - - Sat 01PM 11APR26 2.7 4.2 178 - - - Sat 04PM 11APR26 7.6 11.9 164 - - - Sat 07PM 11APR26 10.2 15.9 182 - - - Sat 10PM 11APR26 10.6 16.5 174 - - - Sun 01AM 12APR26 9.7 15.2 167 - - - Sun 04AM 12APR26 6.2 9.7 123 - - - Sun 07AM 12APR26 3.9 6.1 143 - - - Sun 10AM 12APR26 7.6 11.8 193 - - - Sun 01PM 12APR26 5.6 8.7 182 - - - Sun 04PM 12APR26 9.4 14.7 182 - - - Sun 07PM 12APR26 13.6 21.2 181 - - - Sun 10PM 12APR26 13.6 21.2 178 - - - Mon 01AM 13APR26 14.2 22.2 179 - - - Mon 04AM 13APR26 14.5 22.6 179 - - - Mon 07AM 13APR26 16.0 24.9 182 - - - Mon 10AM 13APR26 16.9 26.3 186 - - - Mon 01PM 13APR26 11.1 17.3 185 - - - Mon 04PM 13APR26 15.5 24.2 182 - - - Mon 07PM 13APR26 18.3 28.6 179 - - - Mon 10PM 13APR26 19.8 30.9 182 - - - Tue 01AM 14APR26 18.8 29.3 183 - - - Tue 04AM 14APR26 13.4 20.9 172 - - - Tue 07AM 14APR26 10.0 15.6 163 - - - Tue 10AM 14APR26 5.7 8.9 188 - - - Tue 01PM 14APR26 6.3 9.8 174 - - - Tue 04PM 14APR26 7.7 12.1 163 - - - Tue 07PM 14APR26 7.4 11.6 171 - - - Tue 10PM 14APR26 3.8 6.0 138 - - -

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