What Is Wrong With Our Fall North Pacific Swell Season? - Video HERE (10/18/26)

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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: 06Z Tue 20OCT2026 Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs) Mon 10PM 19OCT26 14.3 22.4 235 25.1 37.6 253 Tue 01AM 20OCT26 18.3 28.6 256 27.4 41.1 260 Tue 04AM 20OCT26 14.5 22.6 252 23.5 35.2 259 Tue 07AM 20OCT26 10.1 15.7 168 16.6 24.8 234 Tue 10AM 20OCT26 6.8 10.6 122 8.5 12.8 220 Tue 01PM 20OCT26 4.8 7.4 89 3.7 5.6 180 Tue 04PM 20OCT26 5.4 8.4 295 5.2 7.8 267 Tue 07PM 20OCT26 6.1 9.6 147 5.4 8.1 207 Tue 10PM 20OCT26 6.7 10.4 144 8.6 12.9 218 Wed 01AM 21OCT26 5.9 9.2 157 8.0 12.0 227 Wed 04AM 21OCT26 6.4 10.0 155 9.6 14.3 230 Wed 07AM 21OCT26 10.9 16.9 156 16.5 24.7 235 Wed 10AM 21OCT26 10.4 16.2 132 13.5 20.2 221 Wed 01PM 21OCT26 9.0 14.0 139 6.2 9.3 217 Wed 04PM 21OCT26 13.5 21.0 255 19.7 29.5 255 Wed 07PM 21OCT26 11.4 17.8 247 16.8 25.1 261 Wed 10PM 21OCT26 10.3 16.1 290 17.4 26.1 271 Thu 01AM 22OCT26 21.3 33.3 264 31.6 47.5 267 Thu 04AM 22OCT26 20.7 32.3 265 27.4 41.1 265 Thu 07AM 22OCT26 14.8 23.1 258 20.9 31.4 261 Thu 10AM 22OCT26 10.5 16.3 259 14.0 21.1 257 Thu 01PM 22OCT26 8.1 12.6 240 9.0 13.5 241 Thu 04PM 22OCT26 6.5 10.2 221 5.5 8.3 200 Thu 07PM 22OCT26 5.2 8.1 200 4.8 7.2 165 Thu 10PM 22OCT26 9.3 14.5 203 7.0 10.6 148 Fri 01AM 23OCT26 9.9 15.5 198 8.6 12.9 138 Fri 04AM 23OCT26 10.5 16.3 187 14.0 21.0 125 Fri 07AM 23OCT26 9.6 15.0 192 10.9 16.4 125 Fri 10AM 23OCT26 8.5 13.2 207 12.0 18.0 123 Fri 01PM 23OCT26 6.8 10.6 203 7.9 11.9 99 Fri 04PM 23OCT26 9.4 14.6 208 11.6 17.5 41 Fri 07PM 23OCT26 12.3 19.3 87 14.9 22.4 82 Fri 10PM 23OCT26 12.2 19.0 86 12.1 18.2 77 Sat 01AM 24OCT26 11.7 18.3 90 14.3 21.5 83 Sat 04AM 24OCT26 14.4 22.5 91 15.4 23.2 84 Sat 07AM 24OCT26 17.2 26.8 90 16.7 25.1 86 Sat 10AM 24OCT26 18.7 29.1 82 16.4 24.5 79 Sat 01PM 24OCT26 19.1 29.7 81 17.0 25.4 77 Sat 04PM 24OCT26 16.5 25.7 82 14.9 22.3 77 Sat 07PM 24OCT26 16.3 25.4 87 16.5 24.8 84 Sat 10PM 24OCT26 14.5 22.7 91 14.3 21.4 86 Sun 01AM 25OCT26 12.5 19.5 94 11.7 17.6 90 Sun 04AM 25OCT26 10.1 15.8 96 10.9 16.3 92 Sun 07AM 25OCT26 7.6 11.9 96 8.5 12.8 89 Sun 10AM 25OCT26 5.3 8.3 65 7.2 10.7 72 Sun 01PM 25OCT26 4.7 7.4 240 6.5 9.7 118 Sun 04PM 25OCT26 5.9 9.3 226 8.5 12.7 123 Sun 07PM 25OCT26 7.2 11.2 90 8.4 12.5 87 Sun 10PM 25OCT26 6.3 9.8 96 6.9 10.4 87 Mon 01AM 26OCT26 6.0 9.4 97 5.3 8.0 88 Mon 04AM 26OCT26 7.3 11.4 94 5.7 8.6 88 Mon 07AM 26OCT26 8.4 13.1 94 5.2 7.7 91 Mon 10AM 26OCT26 8.2 12.8 64 3.4 5.0 47 Mon 01PM 26OCT26 4.8 7.4 154 2.9 4.4 265 Mon 04PM 26OCT26 4.6 7.2 44 3.5 5.2 46 Mon 07PM 26OCT26 6.1 9.5 74 1.9 2.9 61 Mon 10PM 26OCT26 6.1 9.5 162 4.7 7.0 233 Tue 01AM 27OCT26 2.9 4.5 172 4.2 6.4 228 Tue 04AM 27OCT26 2.1 3.3 244 1.7 2.5 216 Tue 07AM 27OCT26 1.5 2.4 231 1.3 2.0 208 Tue 10AM 27OCT26 2.5 4.3 104 1.7 2.5 214 Tue 01PM 27OCT26 4.3 6.8 195 1.7 2.5 72 Tue 04PM 27OCT26 3.8 5.9 237 3.6 5.3 148 Tue 07PM 27OCT26 4.7 7.4 76 2.4 3.7 68 Tue 10PM 27OCT26 3.6 5.6 155 4.6 7.0 222 Wed 01AM 28OCT26 6.5 10.1 261 8.6 12.8 262 Wed 04AM 28OCT26 2.4 3.7 255 2.4 3.6 257 Wed 07AM 28OCT26 3.7 5.7 151 5.6 8.4 225 Wed 10AM 28OCT26 6.0 9.3 288 7.6 11.4 278 Wed 01PM 28OCT26 6.6 10.4 262 7.3 10.9 257 Wed 04PM 28OCT26 4.5 7.0 235 4.4 6.7 217 Wed 07PM 28OCT26 2.8 4.4 212 3.3 4.9 214 Wed 10PM 28OCT26 4.5 7.1 194 6.4 9.6 239 Thu 01AM 29OCT26 5.1 7.9 204 7.9 11.9 245 Thu 04AM 29OCT26 7.9 12.3 244 11.4 17.1 252 Thu 07AM 29OCT26 8.4 13.1 246 13.2 19.8 256 Thu 10AM 29OCT26 6.6 10.2 286 12.5 18.8 269 Thu 01PM 29OCT26 6.4 10.0 249 7.9 11.9 245 Thu 04PM 29OCT26 8.5 13.2 236 11.2 16.7 242 Thu 07PM 29OCT26 8.7 13.6 217 14.8 22.2 254 Thu 10PM 29OCT26 11.3 17.6 251 16.8 25.3 258

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