Surf Forecasts and Marine Weather - No Hype - Just the Facts!

And Just Like That - We're Back in the Hole! - Video Forecast HERE (7/27/25)

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

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

Mt_Diablo - Wind Forecast
Location: 37.88N 121.92W
Base Elevation: 150 ft
Peak Elevation: 3844 ft

 

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

 

Data

Initialized: 18Z Mon 28JUL2025
Day Frcst Time/Date Speed (kts) Gust (kts) Dir (degs) MidSpd (kts) Gust (kts) Dir (degs)
Mon 11AM 28JUL25 3.5 5.2 204 4.7 7.0 280
Mon 02PM 28JUL25 5.0 7.5 204 7.4 11.2 262
Mon 05PM 28JUL25 6.9 10.4 158 9.6 14.3 249
Mon 08PM 28JUL25 6.1 9.2 139 7.5 11.2 258
Mon 11PM 28JUL25 4.9 7.3 151 5.6 8.4 254
Tue 02AM 29JUL25 6.8 10.2 183 6.7 10.0 236
Tue 05AM 29JUL25 5.6 8.3 195 5.0 7.6 239
Tue 08AM 29JUL25 3.5 5.3 196 3.0 4.5 252
Tue 11AM 29JUL25 4.0 6.0 221 4.7 7.0 233
Tue 02PM 29JUL25 6.3 9.5 240 8.5 12.8 245
Tue 05PM 29JUL25 6.4 9.6 199 10.5 15.8 239
Tue 08PM 29JUL25 6.5 9.8 192 9.2 13.7 245
Tue 11PM 29JUL25 5.4 8.1 218 7.5 11.2 254
Wed 02AM 30JUL25 7.3 11.0 224 7.3 10.9 248
Wed 05AM 30JUL25 6.2 9.3 238 4.4 6.5 245
Wed 08AM 30JUL25 4.9 7.4 250 3.6 5.4 237
Wed 11AM 30JUL25 6.5 9.7 233 5.7 8.6 218
Wed 02PM 30JUL25 7.9 11.9 229 8.7 13.0 234
Wed 05PM 30JUL25 8.7 13.1 225 11.6 17.4 237
Wed 08PM 30JUL25 7.9 11.9 221 10.6 15.9 241
Wed 11PM 30JUL25 8.5 12.7 241 9.1 13.6 252
Thu 02AM 31JUL25 11.3 16.9 235 6.6 10.0 236
Thu 05AM 31JUL25 8.9 13.3 228 4.3 6.4 249
Thu 08AM 31JUL25 6.4 9.6 229 3.6 5.4 191
Thu 11AM 31JUL25 6.2 9.2 225 4.5 6.7 204
Thu 02PM 31JUL25 6.8 10.2 228 7.7 11.5 230
Thu 05PM 31JUL25 7.0 10.4 221 9.4 14.0 241
Thu 08PM 31JUL25 8.6 12.9 232 9.4 14.1 247
Thu 11PM 31JUL25 8.8 13.2 239 8.1 12.2 245
Fri 02AM 01AUG25 8.7 13.1 229 6.0 9.0 224
Fri 05AM 01AUG25 8.2 12.3 215 4.8 7.2 211
Fri 08AM 01AUG25 6.3 9.5 218 4.1 6.2 208
Fri 11AM 01AUG25 6.8 10.2 212 4.9 7.3 222
Fri 02PM 01AUG25 8.8 13.3 210 8.6 13.0 241
Fri 05PM 01AUG25 11.6 17.4 195 11.7 17.5 243
Fri 08PM 01AUG25 12.8 19.2 191 13.5 20.3 252
Fri 11PM 01AUG25 10.5 15.7 189 10.7 16.0 255
Sat 02AM 02AUG25 10.0 14.9 204 8.9 13.3 261
Sat 05AM 02AUG25 9.9 14.8 211 8.0 12.0 277
Sat 08AM 02AUG25 8.4 12.6 223 5.7 8.5 284
Sat 11AM 02AUG25 7.4 11.1 208 4.6 6.8 259
Sat 02PM 02AUG25 9.3 13.9 205 8.4 12.5 256
Sat 05PM 02AUG25 11.9 17.8 207 11.4 17.0 256
Sat 08PM 02AUG25 11.9 17.8 201 11.6 17.4 257
Sat 11PM 02AUG25 9.3 13.9 194 9.1 13.7 254
Sun 02AM 03AUG25 10.5 15.8 198 8.1 12.1 248
Sun 05AM 03AUG25 9.6 14.5 207 6.7 10.1 290
Sun 08AM 03AUG25 8.1 12.2 224 7.5 11.3 71
Sun 11AM 03AUG25 7.9 11.8 220 6.6 9.9 296
Sun 02PM 03AUG25 9.8 14.7 209 10.0 15.0 267
Sun 05PM 03AUG25 12.0 18.0 202 12.4 18.6 264
Sun 08PM 03AUG25 11.0 16.4 188 12.2 18.3 267
Sun 11PM 03AUG25 8.1 12.1 189 9.7 14.6 273
Mon 02AM 04AUG25 8.2 12.3 202 10.4 15.5 282
Mon 05AM 04AUG25 8.8 13.2 222 9.7 14.6 300
Mon 08AM 04AUG25 7.7 11.6 231 8.5 12.7 75
Mon 11AM 04AUG25 5.9 8.9 251 7.1 10.7 311
Mon 02PM 04AUG25 5.1 7.7 256 8.4 12.6 289
Mon 05PM 04AUG25 4.9 7.4 248 9.3 13.9 281
Mon 08PM 04AUG25 6.6 9.8 271 7.9 11.9 294
Mon 11PM 04AUG25 6.1 9.1 285 5.9 8.9 327
Tue 02AM 05AUG25 6.5 9.8 280 5.6 8.3 322
Tue 05AM 05AUG25 6.3 9.4 226 3.7 5.5 114
Tue 08AM 05AUG25 4.1 6.2 251 4.7 7.0 165
Tue 11AM 05AUG25 1.9 2.8 287 2.5 3.8 216
Tue 02PM 05AUG25 4.8 7.2 312 7.5 11.2 175
Tue 05PM 05AUG25 5.1 7.6 335 8.7 13.1 169
Tue 08PM 05AUG25 8.5 12.8 287 10.6 15.9 153
Tue 11PM 05AUG25 11.2 16.7 275 7.5 11.3 230
Wed 02AM 06AUG25 8.3 12.4 288 8.0 12.0 236
Wed 05AM 06AUG25 7.0 10.5 249 5.9 8.8 203
Wed 08AM 06AUG25 5.7 8.5 275 6.0 9.0 240
Wed 11AM 06AUG25 10.4 15.6 317 10.6 16.0 137
Wed 02PM 06AUG25 7.7 11.5 41 13.1 19.7 152
Wed 05PM 06AUG25 7.5 11.3 306 15.7 23.6 150
Wed 08PM 06AUG25 13.6 20.4 266 17.0 25.6 238
Wed 11PM 06AUG25 11.9 17.8 273 17.7 26.6 239
Thu 02AM 07AUG25 9.2 13.8 273 17.8 26.6 229
Thu 05AM 07AUG25 7.7 11.6 228 20.5 30.8 192
Thu 08AM 07AUG25 7.4 11.1 222 17.6 26.4 190
Thu 11AM 07AUG25 5.6 8.5 204 14.4 21.7 182

.
Contact | About | Disclaimer | Privacy
Advertise/Content | Links
Visit Mark Sponsler on Facebook Visit Stormsurf on Instagram Visit Stormsurf on YouTube
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