Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 30MAY 2026 Clouds Bases and Tops are now agl HR Valid 2m Tmp 2m Dpt 10m Dir 10m Spd TPrcp CPrcp 1000-500 500mb 850mb 500mb MSLP TCC PRS WX Low Middle High Max Min Sfc Snowfall PWAT 925mb Deg F Deg F deg kt in. in. Thk GPH Tmp Tmp mb % TEXT Clouds Clouds Clouds Tmp Tmp Vis in in Tmp 0 05/30 12Z 52 48 190 3 0.00 0.00 557 572 9.9 -14.7 1019.1 72 000BKN000 CLR CLR **** **** 15.0 0.0 0.623 13.4 3 05/30 15Z 54 49 225 2 0.00 0.00 556 573 9.8 -14.2 1020.0 65 010BKN017 CLR CLR 55 52 15.0 0.0 0.476 12.4 6 05/30 18Z 62 50 277 5 0.00 0.00 557 574 10.0 -14.1 1020.0 37 010SCT017 CLR CLR 62 52 15.0 0.0 0.467 11.6 9 05/30 21Z 62 49 277 9 0.00 0.00 559 575 11.0 -14.1 1019.3 0 CLR CLR CLR 63 62 15.0 0.0 0.430 13.8 12 05/31 00Z 61 47 261 7 0.00 0.00 560 576 12.3 -13.7 1018.4 0 CLR CLR CLR 64 61 15.0 0.0 0.371 14.3 15 05/31 03Z 54 46 237 6 0.00 0.00 561 576 12.7 -13.6 1018.4 0 CLR CLR CLR 61 54 15.0 0.0 0.381 15.4 18 05/31 06Z 51 47 172 6 0.00 0.00 562 577 12.9 -13.9 1018.2 1 CLR CLR CLR 61 51 15.0 0.0 0.433 16.9 21 05/31 09Z 50 47 174 5 0.00 0.00 562 576 12.9 -13.9 1017.1 3 FEW CLR FEW 51 50 15.0 0.0 0.437 16.7 24 05/31 12Z 49 47 164 5 0.00 0.00 562 575 13.1 -14.3 1016.2 13 CLR CLR 301FEW356 51 49 15.0 0.0 0.450 17.4 27 05/31 15Z 55 47 158 3 0.00 0.00 562 576 12.5 -14.0 1016.7 5 CLR CLR 332FEW348 54 49 15.0 0.0 0.480 17.0 30 05/31 18Z 66 49 266 2 0.00 0.00 563 576 12.9 -13.3 1015.4 3 CLR CLR 332FEW348 66 49 15.0 0.0 0.482 16.7 33 05/31 21Z 69 49 297 9 0.00 0.00 565 577 14.0 -12.6 1014.6 1 FEW CLR CLR 70 65 15.0 0.0 0.474 18.0 36 06/01 00Z 65 48 288 7 0.00 0.00 566 578 14.9 -11.9 1013.5 0 CLR CLR CLR 70 62 15.0 0.0 0.410 19.5 39 06/01 03Z 58 48 268 4 0.00 0.00 567 578 16.0 -11.3 1013.6 0 CLR CLR CLR 65 58 15.0 0.0 0.355 19.2 42 06/01 06Z 53 47 235 3 0.00 0.00 567 579 16.6 -10.8 1014.1 0 CLR CLR CLR 65 53 15.0 0.0 0.317 19.5 45 06/01 09Z 51 47 264 2 0.00 0.00 568 579 16.7 -10.9 1013.2 0 CLR CLR CLR 53 51 15.0 0.0 0.300 19.7 48 06/01 12Z 51 47 243 2 0.00 0.00 568 579 16.4 -11.0 1013.1 0 CLR CLR CLR 53 51 15.0 0.0 0.303 19.5 51 06/01 15Z 57 48 189 2 0.00 0.00 568 579 15.8 -11.1 1013.8 22 CLR CLR 350FEW384 57 50 15.0 0.0 0.316 19.4 54 06/01 18Z 67 48 287 4 0.00 0.00 568 580 15.7 -11.0 1013.8 29 CLR CLR 343SCT390 67 50 15.1 0.0 0.365 19.4 57 06/01 21Z 70 49 292 9 0.00 0.00 569 581 16.3 -11.1 1013.6 82 CLR CLR 319BKN391 72 67 15.0 0.0 0.379 20.2 60 06/02 00Z 65 48 291 7 0.00 0.00 570 581 17.3 -11.1 1013.1 91 CLR CLR 301BKN394 72 63 15.0 0.0 0.359 21.3 63 06/02 03Z 57 49 285 5 0.00 0.00 569 581 17.5 -11.2 1014.1 100 CLR CLR 262OVC396 65 57 15.0 0.0 0.310 20.6 66 06/02 06Z 54 49 273 3 0.00 0.00 569 581 18.3 -11.3 1015.0 99 CLR CLR 259OVC389 65 54 15.1 0.0 0.283 19.8 69 06/02 09Z 52 49 272 4 0.00 0.00 568 581 18.0 -11.4 1015.4 100 CLR CLR 266OVC330 54 52 14.9 0.0 0.336 18.8 72 06/02 12Z 51 49 252 2 0.00 0.00 567 580 17.7 -11.6 1015.0 100 CLR CLR 265OVC318 54 51 14.7 0.0 0.335 18.6 75 06/02 15Z 55 49 268 4 0.00 0.00 567 581 17.7 -11.1 1016.1 22 CLR CLR 266FEW302 55 50 14.9 0.0 0.329 18.0 78 06/02 18Z 64 49 287 5 0.00 0.00 568 581 17.3 -10.5 1016.3 12 CLR CLR 280FEW317 64 50 15.0 0.0 0.329 18.1 81 06/02 21Z 64 50 289 9 0.00 0.00 568 582 17.5 -10.1 1016.3 8 CLR CLR 347FEW379 66 63 15.0 0.0 0.324 18.9 84 06/03 00Z 60 50 279 8 0.00 0.00 568 582 17.3 -9.7 1016.2 54 CLR CLR 291BKN427 66 59 15.0 0.0 0.352 19.2 87 06/03 03Z 55 50 260 5 0.00 0.00 569 583 17.8 -9.5 1016.7 87 CLR CLR 318BKN374 60 55 15.0 0.0 0.396 19.3 90 06/03 06Z 54 50 236 5 0.00 0.00 569 583 18.0 -9.5 1016.8 92 010FEW016 233FEW247 331BKN387 60 53 13.5 0.0 0.441 18.9 93 06/03 09Z 53 49 233 6 0.00 0.00 569 582 18.1 -9.7 1016.4 98 010BKN019 213BKN247 349BKN388 54 53 13.9 0.0 0.480 16.2 96 06/03 12Z 53 49 182 5 0.00 0.00 569 581 18.2 -9.8 1015.3 99 009BKN019 204BKN238 348SCT397 54 53 15.0 0.0 0.516 17.8 99 06/03 15Z 55 50 179 5 0.00 0.00 569 582 18.1 -9.5 1015.8 100 011SCT017 177FEW201 335OVC397 55 53 15.0 0.0 0.596 17.4 102 06/03 18Z 64 50 242 4 0.00 0.00 570 583 17.7 -7.6 1015.4 55 011SCT017 177FEW202 333BKN394 64 53 15.0 0.0 0.690 16.9 105 06/03 21Z 67 49 250 8 0.00 0.00 571 583 18.1 -5.9 1014.9 0 CLR CLR CLR 67 65 15.0 0.0 0.755 18.4 108 06/04 00Z 65 46 245 7 0.00 0.00 572 583 17.4 -5.7 1013.8 3 CLR CLR 363FEW377 67 64 15.0 0.0 0.795 19.6 111 06/04 03Z 58 49 242 6 0.00 0.00 572 584 17.3 -5.5 1013.9 4 CLR CLR 354FEW374 65 58 15.0 0.0 0.754 19.5 114 06/04 06Z 56 51 201 5 0.00 0.00 573 584 17.3 -5.2 1013.7 3 CLR CLR 345FEW360 65 56 15.0 0.0 0.711 18.2 117 06/04 09Z 55 52 201 5 0.00 0.00 573 583 17.4 -6.5 1012.8 67 CLR CLR 312BKN355 56 54 15.1 0.0 0.690 17.9 120 06/04 12Z 53 52 181 5 0.00 0.00 572 583 17.2 -7.1 1012.6 46 010FEW014 CLR 309SCT347 56 53 15.1 0.0 0.686 16.4 123 06/04 15Z 57 51 190 5 0.00 0.00 572 583 16.8 -6.8 1013.0 19 009FEW014 CLR CLR 57 53 15.0 0.0 0.693 15.8 126 06/04 18Z 65 52 243 4 0.00 0.00 573 583 16.9 -6.4 1012.5 9 009FEW014 CLR CLR 65 53 15.2 0.0 0.674 16.6 129 06/04 21Z 66 53 261 8 0.00 0.00 574 584 17.3 -5.8 1011.8 0 CLR CLR CLR 67 65 15.1 0.0 0.630 17.2 132 06/05 00Z 61 53 254 7 0.00 0.00 574 583 17.5 -5.7 1011.5 0 CLR CLR CLR 67 61 15.0 0.0 0.590 17.5 135 06/05 03Z 56 52 250 7 0.00 0.00 573 583 18.2 -5.6 1011.9 32 008SCT019 CLR 421FEW433 61 55 14.5 0.0 0.478 17.4 138 06/05 06Z 54 50 238 7 0.00 0.00 573 583 18.3 -5.6 1012.3 65 004BKN020 CLR 401FEW420 61 54 15.0 0.0 0.443 14.1 141 06/05 09Z 54 50 215 5 0.00 0.00 573 582 18.5 -6.2 1011.1 100 000OVC023 CLR 325BKN412 55 54 15.0 0.0 0.460 14.8 144 06/05 12Z 53 49 202 5 0.00 0.00 572 581 17.9 -6.6 1010.6 97 004BKN022 CLR 337BKN413 55 53 15.0 0.0 0.464 13.8 147 06/05 15Z 55 49 187 6 0.00 0.00 571 580 18.0 -7.0 1011.1 98 008BKN021 CLR 324BKN387 55 53 15.0 0.0 0.461 14.0 150 06/05 18Z 61 49 238 6 0.00 0.00 570 580 17.3 -7.0 1011.6 73 008SCT021 CLR 320BKN383 61 53 15.1 0.0 0.536 11.1 153 06/05 21Z 60 48 249 11 0.00 0.00 570 580 16.9 -7.1 1011.9 4 CLR CLR 312FEW333 61 60 15.0 0.0 0.573 13.4 156 06/06 00Z 59 48 263 10 0.00 0.00 569 579 15.1 -7.0 1011.8 24 CLR CLR 345FEW426 62 59 15.0 0.0 0.741 15.4 159 06/06 03Z 56 48 263 10 0.00 0.00 568 578 13.5 -6.8 1012.3 42 CLR CLR 369SCT431 59 56 15.0 0.0 0.802 15.4 162 06/06 06Z 53 49 262 7 0.00 0.00 567 578 12.1 -7.2 1013.5 21 CLR CLR 369FEW431 59 53 15.0 0.0 0.806 14.2 165 06/06 09Z 52 50 252 6 0.00 0.00 566 577 11.2 -7.9 1013.3 5 CLR CLR 397FEW412 53 53 15.0 0.0 0.800 12.3 168 06/06 12Z 52 51 254 5 0.00 0.00 564 576 9.4 -8.0 1014.0 7 008FEW013 CLR 397FEW411 53 52 15.2 0.0 0.834 10.9