Will the Jetstream Ever Heal? - Video Forecast HERE (12/28/25)

Buoys | Buoy Forecast | Bulletins | Models: Wave - Weather - Surf - Altimetry - Snow | Pacific Forecast | QuikCAST | El Nino | Tutorials | Great Circles | Video

Create Your Own Surf Forecast Swell Calculator Swell Decay Tables Sea Height Tables Swell Category Table .

Mammoth - Wind Forecast Location: 37.64N 119.02W Base Elevation: 7953 ft Peak Elevation: 11053 ft   240 hour GFS Model (0.25 deg) - 3 hr incrememts   Data Initialized: 18Z Mon 29DEC2025 Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs) Mon 10AM 29DEC25 23.4 35.1 20 16.8 25.1 25 Mon 01PM 29DEC25 21.1 31.7 25 14.0 21.1 40 Mon 04PM 29DEC25 19.5 29.3 31 12.6 18.9 47 Mon 07PM 29DEC25 16.9 25.4 33 11.0 16.6 48 Mon 10PM 29DEC25 17.2 25.8 47 11.9 17.9 91 Tue 01AM 30DEC25 15.4 23.1 51 11.4 17.1 98 Tue 04AM 30DEC25 11.3 16.9 55 8.4 12.5 96 Tue 07AM 30DEC25 12.2 18.3 56 9.7 14.6 100 Tue 10AM 30DEC25 4.8 7.2 83 6.2 9.4 120 Tue 01PM 30DEC25 3.7 5.6 129 5.2 7.8 149 Tue 04PM 30DEC25 5.3 7.9 88 6.1 9.2 123 Tue 07PM 30DEC25 8.2 12.2 59 6.6 9.9 104 Tue 10PM 30DEC25 7.5 11.3 92 9.8 14.6 127 Wed 01AM 31DEC25 8.2 12.3 106 12.6 18.9 137 Wed 04AM 31DEC25 7.6 11.4 121 11.7 17.6 146 Wed 07AM 31DEC25 5.0 7.5 73 6.4 9.6 117 Wed 10AM 31DEC25 9.5 14.3 49 11.4 17.1 103 Wed 01PM 31DEC25 6.4 9.6 98 13.4 20.1 134 Wed 04PM 31DEC25 10.2 15.3 184 15.2 22.7 183 Wed 07PM 31DEC25 13.9 20.8 164 21.8 32.7 170 Wed 10PM 31DEC25 15.5 23.3 182 20.6 30.9 180 Thu 01AM 01JAN26 17.9 26.8 178 24.5 36.7 179 Thu 04AM 01JAN26 14.7 22.1 180 19.2 28.8 181 Thu 07AM 01JAN26 10.0 15.0 183 13.9 20.8 180 Thu 10AM 01JAN26 10.5 15.7 183 14.3 21.4 181 Thu 01PM 01JAN26 9.1 13.7 200 14.7 22.0 192 Thu 04PM 01JAN26 12.3 18.4 191 16.5 24.8 188 Thu 07PM 01JAN26 18.0 27.0 189 16.1 24.2 187 Thu 10PM 01JAN26 19.8 29.7 183 16.1 24.1 182 Fri 01AM 02JAN26 22.0 32.9 182 21.0 31.5 180 Fri 04AM 02JAN26 21.3 31.9 180 24.1 36.2 180 Fri 07AM 02JAN26 21.0 31.6 177 26.2 39.2 177 Fri 10AM 02JAN26 22.0 33.0 186 29.3 44.0 184 Fri 01PM 02JAN26 24.0 36.1 194 30.7 46.0 189 Fri 04PM 02JAN26 24.9 37.4 188 33.0 49.4 187 Fri 07PM 02JAN26 23.5 35.2 190 34.1 51.1 187 Fri 10PM 02JAN26 32.8 49.2 192 40.9 61.3 189 Sat 01AM 03JAN26 38.7 58.0 191 38.6 57.9 190 Sat 04AM 03JAN26 30.2 45.3 195 33.9 50.9 191 Sat 07AM 03JAN26 19.5 29.2 193 29.0 43.5 189 Sat 10AM 03JAN26 23.6 35.4 184 25.8 38.7 185 Sat 01PM 03JAN26 20.1 30.1 187 23.7 35.5 186 Sat 04PM 03JAN26 18.2 27.3 181 20.9 31.4 182 Sat 07PM 03JAN26 12.2 18.3 189 17.6 26.3 186 Sat 10PM 03JAN26 11.5 17.3 191 16.4 24.6 188 Sun 01AM 04JAN26 15.5 23.2 188 19.0 28.4 187 Sun 04AM 04JAN26 17.5 26.2 187 18.2 27.3 185 Sun 07AM 04JAN26 18.8 28.2 183 19.7 29.5 180 Sun 10AM 04JAN26 20.7 31.0 185 20.2 30.4 183 Sun 01PM 04JAN26 26.3 39.4 184 20.7 31.1 183 Sun 04PM 04JAN26 19.7 29.5 178 12.0 18.0 175 Sun 07PM 04JAN26 14.3 21.5 160 9.7 14.6 160 Sun 10PM 04JAN26 11.5 17.2 159 11.8 17.7 166 Mon 01AM 05JAN26 15.9 23.8 166 15.3 22.9 170 Mon 04AM 05JAN26 16.4 24.6 168 14.8 22.1 172 Mon 07AM 05JAN26 16.7 25.0 167 14.2 21.4 171 Mon 10AM 05JAN26 16.4 24.6 175 12.4 18.6 174 Mon 01PM 05JAN26 17.8 26.7 181 14.4 21.6 182 Mon 04PM 05JAN26 17.8 26.8 174 15.1 22.7 176 Mon 07PM 05JAN26 19.0 28.5 167 15.0 22.5 169 Mon 10PM 05JAN26 19.6 29.3 169 15.4 23.2 172 Tue 01AM 06JAN26 21.6 32.4 169 14.7 22.0 169 Tue 04AM 06JAN26 23.6 35.5 168 14.9 22.4 166 Tue 07AM 06JAN26 25.0 37.5 148 14.4 21.6 112 Tue 10AM 06JAN26 25.2 37.8 137 14.3 21.5 76 Tue 01PM 06JAN26 26.7 40.1 221 16.2 24.3 275 Tue 04PM 06JAN26 25.9 38.8 223 17.2 25.8 282 Tue 07PM 06JAN26 26.3 39.5 133 18.3 27.5 78 Tue 10PM 06JAN26 21.0 31.6 132 13.8 20.8 78 Wed 01AM 07JAN26 8.1 12.1 77 11.7 17.5 46 Wed 04AM 07JAN26 18.1 27.1 30 28.3 42.4 20 Wed 07AM 07JAN26 19.3 28.9 18 23.3 35.0 12 Wed 10AM 07JAN26 17.4 26.0 13 17.0 25.5 11 Wed 01PM 07JAN26 7.1 10.7 17 6.4 9.6 18 Wed 04PM 07JAN26 6.6 9.8 51 4.8 7.2 83 Wed 07PM 07JAN26 7.1 10.7 127 8.3 12.5 146 Wed 10PM 07JAN26 7.7 11.6 138 9.4 14.1 152 Thu 01AM 08JAN26 5.6 8.5 127 5.9 8.9 145 Thu 04AM 08JAN26 5.5 8.3 96 6.9 10.4 130 Thu 07AM 08JAN26 7.6 11.3 84 11.8 17.8 125 Thu 10AM 08JAN26 9.3 13.9 55 15.5 23.2 110

.

Contact | About | Disclaimer | Privacy Advertise/Content | Links Copyright © 2025 STORMSURF - All Rights Reserved This page cannot be duplicated, reused or framed in another window without express written permission. But links are always welcome. Buoys | Buoy Forecast | Bulletins | Models: Wave - Weather - Surf - Altimetry - Snow | Pacific Forecast | QuikCAST | El Nino | Tutorials | Great Circles | Calculator