Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 1DEC 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 12/01 12Z 43 37 38 4 0.00 0.00 561 576 9.6 -11.1 1018.9 56 CLR CLR 000BKN000 **** **** 15.0 0.0 0.378 9.1 3 12/01 15Z 40 36 47 4 0.00 0.00 562 577 10.0 -11.3 1019.6 39 CLR CLR 295SCT403 43 40 15.0 0.0 0.446 9.6 6 12/01 18Z 48 35 27 2 0.00 0.00 562 579 9.7 -11.2 1020.6 37 CLR CLR 322SCT406 48 40 15.0 0.0 0.506 10.5 9 12/01 21Z 56 36 334 1 0.00 0.00 562 578 9.3 -11.0 1018.9 11 CLR CLR 415FEW445 56 48 15.0 0.0 0.527 10.5 12 12/02 00Z 55 39 334 1 0.00 0.00 563 578 9.6 -11.5 1018.1 9 CLR CLR 424FEW452 57 48 15.0 0.0 0.545 11.0 15 12/02 03Z 51 39 72 2 0.00 0.00 562 578 9.5 -12.2 1019.2 2 CLR CLR 417FEW429 56 51 15.0 0.0 0.578 11.5 18 12/02 06Z 49 37 69 2 0.00 0.00 561 577 9.4 -12.8 1019.8 10 CLR CLR 399FEW419 56 49 15.0 0.0 0.608 11.6 21 12/02 09Z 49 36 67 2 0.00 0.00 560 576 9.6 -13.7 1019.4 83 CLR CLR 302BKN419 49 49 15.0 0.0 0.641 11.7 24 12/02 12Z 49 36 47 2 0.00 0.00 559 575 9.3 -14.9 1019.1 91 CLR 190FEW242 268BKN423 49 49 15.0 0.0 0.665 11.7 27 12/02 15Z 48 36 24 2 0.00 0.00 559 575 9.9 -14.9 1019.4 79 CLR 191SCT242 251BKN390 49 48 15.0 0.0 0.460 11.6 30 12/02 18Z 55 37 92 1 0.00 0.00 560 576 10.9 -14.3 1019.2 52 CLR 192FEW243 277BKN395 55 48 15.0 0.0 0.368 11.9 33 12/02 21Z 59 38 294 4 0.00 0.00 560 574 10.4 -13.9 1017.0 6 CLR CLR 290FEW339 59 55 15.0 0.0 0.361 11.7 36 12/03 00Z 55 39 279 4 0.00 0.00 559 572 11.0 -14.7 1015.9 38 CLR CLR 247SCT406 59 55 15.0 0.0 0.378 11.3 39 12/03 03Z 52 46 269 3 0.00 0.00 558 572 11.9 -15.7 1016.2 100 CLR 201FEW242 242OVC414 55 52 15.0 0.0 0.473 10.6 42 12/03 06Z 51 47 304 1 0.00 0.00 557 571 10.6 -14.4 1016.0 85 CLR 214FEW242 249BKN405 55 51 15.0 0.0 0.503 10.1 45 12/03 09Z 49 44 39 2 0.00 0.00 557 570 10.2 -14.1 1015.5 49 CLR CLR 332SCT415 51 49 15.0 0.0 0.363 10.5 48 12/03 12Z 47 37 38 3 0.00 0.00 557 570 8.7 -13.4 1015.7 53 CLR CLR 331SCT409 51 47 15.0 0.0 0.319 10.8 51 12/03 15Z 47 34 74 2 0.00 0.00 557 570 8.6 -13.4 1016.5 100 CLR CLR 270OVC381 48 47 15.0 0.0 0.307 9.8 54 12/03 18Z 53 34 19 1 0.00 0.00 557 572 9.1 -13.9 1018.0 94 CLR 224FEW242 271BKN371 54 47 15.0 0.0 0.287 9.6 57 12/03 21Z 60 34 25 7 0.00 0.00 557 571 10.2 -13.8 1017.0 62 CLR 223SCT242 242BKN285 60 54 15.0 0.0 0.290 9.2 60 12/04 00Z 59 35 39 5 0.00 0.00 556 571 9.2 -15.0 1017.0 58 CLR 221SCT241 245BKN308 61 54 15.0 0.0 0.302 11.0 63 12/04 03Z 53 36 76 1 0.00 0.00 556 572 8.7 -14.1 1018.5 39 CLR 200FEW221 312SCT354 58 53 15.0 0.0 0.368 11.7 66 12/04 06Z 51 34 103 3 0.00 0.00 556 572 8.9 -13.9 1019.8 42 CLR 200FEW222 308SCT364 58 51 15.0 0.0 0.392 11.4 69 12/04 09Z 50 32 55 2 0.00 0.00 556 573 8.6 -11.0 1020.5 44 CLR CLR 336SCT391 51 50 15.0 0.0 0.383 11.2 72 12/04 12Z 49 32 70 3 0.00 0.00 557 574 8.9 -10.8 1021.0 71 CLR CLR 300BKN385 51 49 15.0 0.0 0.413 11.0 75 12/04 15Z 46 32 48 3 0.00 0.00 558 576 8.9 -10.4 1022.2 60 CLR CLR 249BKN381 49 46 15.0 0.0 0.443 10.5 78 12/04 18Z 52 33 31 2 0.00 0.00 559 578 9.3 -12.0 1023.5 68 CLR 210FEW244 246BKN373 53 46 15.0 0.0 0.512 10.6 81 12/04 21Z 58 35 330 1 0.00 0.00 559 578 9.4 -12.0 1022.0 89 CLR 205FEW236 244BKN352 58 52 15.0 0.0 0.557 10.9 84 12/05 00Z 57 39 299 2 0.00 0.00 560 578 9.6 -11.8 1022.1 62 CLR 205FEW236 247BKN348 59 52 15.0 0.0 0.592 10.9 87 12/05 03Z 53 40 16 2 0.00 0.00 561 580 10.0 -12.0 1022.9 10 CLR CLR 306FEW330 57 53 15.0 0.0 0.662 11.8 90 12/05 06Z 51 40 69 2 0.00 0.00 561 580 11.0 -11.7 1023.0 43 CLR CLR 281SCT353 57 51 15.0 0.0 0.746 12.2 93 12/05 09Z 51 38 94 2 0.00 0.00 561 580 11.8 -11.5 1022.3 19 109FEW120 122FEW135 295FEW356 51 51 15.0 0.0 0.739 12.5 96 12/05 12Z 50 36 28 2 0.00 0.00 561 579 11.1 -11.8 1022.1 25 109FEW120 122FEW135 307FEW360 51 50 15.0 0.0 0.736 12.0 99 12/05 15Z 49 35 113 3 0.00 0.00 562 580 12.4 -11.4 1021.6 4 CLR CLR 346FEW366 50 49 15.0 0.0 0.683 13.0 102 12/05 18Z 56 34 37 1 0.00 0.00 564 582 12.2 -9.8 1021.6 3 CLR CLR 314FEW330 56 49 15.0 0.0 0.644 13.3 105 12/05 21Z 61 36 314 4 0.00 0.00 564 581 11.6 -10.5 1020.5 9 CLR CLR 290FEW322 61 56 15.0 0.0 0.651 12.2 108 12/06 00Z 59 37 287 4 0.00 0.00 564 581 12.4 -10.4 1019.3 21 CLR CLR 294FEW371 62 56 15.0 0.0 0.646 13.2 111 12/06 03Z 55 38 307 2 0.00 0.00 565 581 13.0 -10.1 1019.5 73 CLR CLR 313BKN394 59 55 15.0 0.0 0.714 14.5 114 12/06 06Z 54 39 99 1 0.00 0.00 565 581 13.0 -10.4 1019.7 87 CLR CLR 293BKN390 59 54 15.0 0.0 0.702 14.5 117 12/06 09Z 54 38 131 3 0.00 0.00 564 580 13.2 -10.9 1019.4 81 CLR CLR 297BKN388 55 54 15.0 0.0 0.632 14.6 120 12/06 12Z 52 39 51 2 0.00 0.00 563 579 12.0 -11.1 1019.5 52 CLR CLR 305BKN390 55 52 15.0 0.0 0.696 13.5 123 12/06 15Z 51 39 40 2 0.00 0.00 563 579 12.6 -11.9 1020.0 3 CLR CLR 378FEW396 52 51 15.0 0.0 0.716 13.6 126 12/06 18Z 58 40 344 2 0.00 0.00 562 580 12.2 -11.8 1021.1 5 CLR CLR 368FEW386 58 51 15.0 0.0 0.655 13.5 129 12/06 21Z 62 41 304 4 0.00 0.00 563 579 13.1 -11.4 1019.0 44 CLR CLR 309SCT380 62 58 15.0 0.0 0.673 13.7 132 12/07 00Z 60 42 306 6 0.00 0.00 563 578 13.2 -10.9 1018.4 59 CLR CLR 299BKN367 63 58 15.0 0.0 0.731 13.7 135 12/07 03Z 56 44 326 3 0.00 0.00 563 579 11.9 -10.1 1019.1 75 CLR CLR 326BKN414 60 56 15.0 0.0 0.768 13.9 138 12/07 06Z 55 45 79 1 0.00 0.00 564 580 12.2 -10.3 1019.5 66 CLR CLR 320BKN411 60 55 15.0 0.0 0.725 14.3 141 12/07 09Z 54 44 85 1 0.00 0.00 563 580 11.9 -10.9 1020.0 46 CLR CLR 331SCT395 55 54 15.0 0.0 0.677 14.3 144 12/07 12Z 53 43 56 1 0.00 0.00 562 579 11.6 -11.4 1020.5 61 CLR CLR 319BKN403 55 53 15.0 0.0 0.648 14.4 147 12/07 15Z 53 43 66 2 0.00 0.00 561 579 11.3 -11.6 1021.6 98 CLR CLR 309BKN418 53 53 15.0 0.0 0.632 13.9 150 12/07 18Z 59 45 338 1 0.00 0.00 561 580 11.5 -11.3 1023.1 72 CLR CLR 312BKN417 59 52 15.0 0.0 0.603 13.5 153 12/07 21Z 62 46 299 4 0.00 0.00 560 579 11.9 -11.2 1021.7 86 CLR CLR 318BKN416 62 59 15.0 0.0 0.572 13.5 156 12/08 00Z 59 48 296 6 0.00 0.00 560 579 12.3 -12.1 1021.5 89 CLR CLR 310BKN418 63 59 15.0 0.0 0.523 13.5 159 12/08 03Z 55 49 305 3 0.00 0.00 560 579 12.6 -13.0 1022.3 68 CLR CLR 331BKN390 59 55 15.0 0.0 0.654 13.4 162 12/08 06Z 55 48 123 2 0.00 0.00 561 579 12.8 -13.4 1022.4 49 CLR CLR 331SCT393 59 54 15.0 0.0 0.656 13.9 165 12/08 09Z 54 47 85 2 0.00 0.00 561 579 12.6 -13.9 1022.5 69 CLR CLR 338BKN383 55 54 15.0 0.0 0.624 13.8 168 12/08 12Z 53 47 51 2 0.00 0.00 561 580 12.0 -13.8 1022.7 42 CLR CLR 334SCT381 55 53 15.0 0.0 0.582 13.2