Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 3DEC 2025 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 12/03 12Z 45 37 50 4 0.00 0.00 556 570 7.9 -12.8 1017.1 74 CLR CLR 000BKN000 **** **** 15.0 0.0 0.254 10.0 3 12/03 15Z 45 35 50 3 0.00 0.00 557 572 10.4 -12.8 1018.0 89 CLR CLR 297BKN382 46 45 15.0 0.0 0.252 8.1 6 12/03 18Z 53 31 15 4 0.00 0.00 556 573 10.5 -14.1 1020.3 94 CLR CLR 276BKN377 54 45 15.0 0.0 0.262 8.7 9 12/03 21Z 59 33 44 7 0.00 0.00 556 572 10.0 -14.5 1018.1 100 CLR 198SCT240 245OVC360 59 54 15.0 0.0 0.346 8.9 12 12/04 00Z 57 35 68 2 0.00 0.00 556 572 10.1 -14.4 1018.7 100 CLR 204SCT239 256OVC365 61 54 15.0 0.0 0.349 10.6 15 12/04 03Z 52 35 50 1 0.00 0.00 556 573 9.5 -13.7 1020.3 51 CLR 198FEW240 330SCT387 57 52 15.0 0.0 0.344 10.9 18 12/04 06Z 50 32 99 4 0.00 0.00 556 574 8.9 -12.4 1021.1 45 CLR 198FEW241 317SCT391 57 50 15.0 0.0 0.369 10.6 21 12/04 09Z 49 31 107 4 0.00 0.00 557 575 8.4 -10.9 1021.4 68 CLR CLR 287BKN382 50 49 15.0 0.0 0.397 10.7 24 12/04 12Z 48 30 69 2 0.00 0.00 558 576 8.4 -10.5 1021.6 84 CLR CLR 270BKN381 50 48 15.0 0.0 0.428 10.7 27 12/04 15Z 47 31 62 3 0.00 0.00 559 577 9.1 -11.8 1022.8 100 CLR 234FEW244 255OVC373 48 47 15.0 0.0 0.490 10.7 30 12/04 18Z 52 32 39 2 0.00 0.00 560 579 9.3 -12.1 1023.7 80 CLR 234FEW244 270BKN370 53 46 15.0 0.0 0.519 10.8 33 12/04 21Z 58 34 323 3 0.00 0.00 560 579 9.8 -12.6 1022.2 29 CLR 214FEW226 306SCT338 58 52 15.0 0.0 0.584 10.8 36 12/05 00Z 57 37 311 3 0.00 0.00 560 579 9.9 -12.1 1022.4 30 CLR CLR 300SCT346 59 52 15.0 0.0 0.638 11.7 39 12/05 03Z 54 37 352 3 0.00 0.00 560 580 10.1 -11.9 1023.6 43 CLR CLR 264SCT350 57 53 15.0 0.0 0.692 11.9 42 12/05 06Z 52 37 51 1 0.00 0.00 561 580 12.0 -11.5 1022.9 41 CLR CLR 262SCT348 57 52 15.0 0.0 0.642 12.3 45 12/05 09Z 51 36 95 1 0.00 0.00 562 580 11.9 -12.2 1022.1 11 CLR CLR 290FEW332 52 51 15.0 0.0 0.626 12.9 48 12/05 12Z 50 34 79 2 0.00 0.00 562 579 11.8 -11.8 1021.2 7 CLR CLR 286FEW322 52 50 15.0 0.0 0.574 12.6 51 12/05 15Z 49 32 43 2 0.00 0.00 562 580 11.3 -10.9 1020.8 4 CLR CLR 298FEW325 50 49 15.0 0.0 0.615 12.4 54 12/05 18Z 55 34 352 2 0.00 0.00 562 580 11.5 -10.8 1021.7 5 CLR CLR 306FEW322 56 48 15.0 0.0 0.660 12.4 57 12/05 21Z 60 36 291 4 0.00 0.00 563 579 12.9 -10.4 1019.4 4 CLR CLR 334FEW351 60 55 15.0 0.0 0.709 12.9 60 12/06 00Z 58 38 289 4 0.00 0.00 563 579 13.4 -10.8 1018.3 5 CLR CLR 338FEW356 61 55 15.0 0.0 0.684 13.4 63 12/06 03Z 54 39 281 1 0.00 0.00 563 579 12.7 -10.5 1018.9 53 CLR CLR 312BKN347 58 54 15.0 0.0 0.755 15.0 66 12/06 06Z 54 40 168 2 0.00 0.00 563 579 13.0 -10.1 1019.1 29 CLR CLR 315SCT348 58 53 15.0 0.0 0.750 14.9 69 12/06 09Z 53 40 97 2 0.00 0.00 563 578 13.1 -9.9 1019.1 6 CLR CLR 373FEW396 54 53 15.0 0.0 0.819 13.7 72 12/06 12Z 52 39 128 1 0.00 0.00 562 577 12.5 -10.5 1018.8 5 CLR CLR 368FEW389 54 52 15.0 0.0 0.847 13.6 75 12/06 15Z 51 41 329 1 0.00 0.00 561 578 12.0 -11.2 1019.8 3 CLR CLR 372FEW391 52 51 15.0 0.0 0.821 13.7 78 12/06 18Z 57 48 268 2 0.00 0.00 561 578 11.4 -11.3 1020.9 3 CLR CLR 370FEW385 57 51 15.0 0.0 0.843 13.3 81 12/06 21Z 60 53 268 4 0.00 0.00 561 577 11.5 -11.6 1019.2 3 CLR CLR 325FEW340 60 57 15.0 0.0 0.980 13.0 84 12/07 00Z 58 54 217 4 0.00 0.00 562 577 11.1 -11.9 1019.0 10 FEW CLR 343FEW369 60 57 15.0 0.0 1.023 13.1 87 12/07 03Z 55 53 184 4 0.00 0.00 562 578 11.1 -11.5 1019.7 12 CLR CLR 327FEW356 58 55 15.0 0.0 0.934 12.8 90 12/07 06Z 54 52 143 2 0.00 0.00 562 579 11.0 -11.5 1020.3 16 CLR CLR 320FEW354 58 54 15.0 0.0 0.885 12.4 93 12/07 09Z 54 51 290 2 0.00 0.00 562 579 10.6 -11.7 1020.7 37 CLR CLR 280SCT367 54 54 15.0 0.0 0.914 12.6 96 12/07 12Z 53 50 17 2 0.00 0.00 562 579 11.0 -11.8 1021.0 34 CLR CLR 298SCT377 54 53 15.0 0.0 0.785 12.9 99 12/07 15Z 53 48 92 2 0.00 0.00 562 580 11.5 -12.5 1021.9 84 CLR CLR 296BKN393 53 53 15.0 0.0 0.664 12.8 102 12/07 18Z 58 49 350 1 0.00 0.00 561 581 11.3 -13.1 1023.8 81 CLR CLR 296BKN403 58 52 15.0 0.0 0.616 12.8 105 12/07 21Z 61 49 301 5 0.00 0.00 561 580 11.3 -13.3 1022.6 86 CLR CLR 289BKN436 61 58 15.0 0.0 0.612 13.0 108 12/08 00Z 59 50 291 5 0.00 0.00 560 579 11.4 -12.7 1022.8 93 CLR CLR 296BKN433 62 58 15.0 0.0 0.626 13.2 111 12/08 03Z 55 50 269 2 0.00 0.00 560 580 11.8 -12.6 1023.8 100 CLR CLR 293OVC430 58 55 15.0 0.0 0.603 13.4 114 12/08 06Z 54 49 140 2 0.00 0.00 560 580 11.9 -13.0 1024.1 100 CLR CLR 285OVC419 58 54 15.0 0.0 0.585 13.7 117 12/08 09Z 54 49 62 2 0.00 0.00 560 580 12.2 -14.1 1024.2 96 CLR 224FEW244 249BKN395 54 54 15.0 0.0 0.590 13.7 120 12/08 12Z 53 48 43 1 0.00 0.00 560 580 11.9 -14.4 1024.0 86 CLR 226FEW243 251BKN367 54 53 15.0 0.0 0.596 13.4 123 12/08 15Z 52 47 40 2 0.00 0.00 560 581 11.8 -14.4 1024.8 9 CLR CLR 310FEW337 53 52 15.0 0.0 0.577 13.2 126 12/08 18Z 58 48 336 3 0.00 0.00 561 582 12.0 -13.7 1025.7 5 CLR CLR 313FEW340 58 52 15.0 0.0 0.536 13.5 129 12/08 21Z 62 48 303 6 0.00 0.00 562 582 12.1 -12.5 1024.1 0 CLR CLR CLR 62 58 15.0 0.0 0.517 13.2 132 12/09 00Z 59 49 281 5 0.00 0.00 563 582 12.9 -11.9 1023.5 2 CLR CLR 395FEW418 62 58 15.0 0.0 0.491 14.4 135 12/09 03Z 54 49 238 2 0.00 0.00 564 584 13.7 -11.3 1023.8 4 CLR CLR 419FEW443 59 54 15.0 0.0 0.473 14.6 138 12/09 06Z 53 49 170 4 0.00 0.00 564 584 13.8 -10.6 1024.0 5 CLR CLR 419FEW444 59 53 15.0 0.0 0.487 14.6 141 12/09 09Z 52 48 114 2 0.00 0.00 564 584 13.5 -10.1 1023.8 41 CLR CLR 431SCT455 53 52 15.0 0.0 0.490 14.4 144 12/09 12Z 52 47 9 2 0.00 0.00 565 584 13.6 -10.7 1023.3 59 CLR CLR 379BKN424 53 52 15.0 0.0 0.525 13.8 147 12/09 15Z 51 46 355 4 0.00 0.00 565 584 12.8 -10.6 1024.0 100 CLR CLR 340OVC420 52 51 15.0 0.0 0.518 13.3 150 12/09 18Z 57 47 8 2 0.00 0.00 565 586 12.3 -10.6 1024.9 100 CLR CLR 337OVC428 57 51 15.0 0.0 0.568 13.7 153 12/09 21Z 62 46 303 3 0.00 0.00 566 585 13.2 -10.6 1022.1 100 CLR CLR 341OVC427 62 57 15.0 0.0 0.534 14.7 156 12/10 00Z 60 45 318 5 0.00 0.00 567 585 13.3 -10.5 1021.2 92 CLR CLR 344BKN429 63 57 15.0 0.0 0.604 15.2 159 12/10 03Z 57 44 244 0 0.00 0.00 568 585 14.5 -10.9 1021.3 6 CLR CLR 422FEW441 60 56 15.0 0.0 0.660 15.9 162 12/10 06Z 56 44 78 1 0.00 0.00 568 586 14.2 -10.7 1021.4 19 CLR CLR 405FEW445 60 55 15.0 0.0 0.719 16.5 165 12/10 09Z 55 44 94 1 0.00 0.00 567 585 13.7 -10.9 1021.1 100 CLR CLR 374OVC441 56 55 15.0 0.0 0.769 15.9 168 12/10 12Z 54 45 79 1 0.00 0.00 568 585 14.2 -11.2 1020.4 60 CLR CLR 375BKN439 56 54 15.0 0.0 0.759 16.0