Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 30JAN 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 01/30 12Z 51 43 357 3 0.00 0.00 560 581 13.1 -15.0 1026.1 100 CLR 000OVC000 000BKN000 **** **** 15.0 0.0 0.374 14.8 3 01/30 15Z 50 42 81 1 0.00 0.00 561 582 14.1 -15.0 1026.3 99 CLR 195BKN244 286BKN353 51 50 15.0 0.0 0.371 16.0 6 01/30 18Z 56 44 358 2 0.00 0.00 561 583 13.7 -13.6 1027.0 96 CLR 196BKN244 268BKN344 56 50 15.0 0.0 0.378 16.0 9 01/30 21Z 61 45 305 3 0.00 0.00 561 582 13.3 -13.3 1025.3 100 CLR CLR 281OVC403 62 56 15.0 0.0 0.375 15.0 12 01/31 00Z 62 47 8 1 0.00 0.00 563 582 14.2 -13.2 1023.3 100 CLR CLR 302OVC416 63 56 15.0 0.0 0.365 17.1 15 01/31 03Z 55 48 37 3 0.00 0.00 562 583 14.3 -13.2 1024.1 100 CLR CLR 324OVC430 62 55 15.0 0.0 0.360 17.8 18 01/31 06Z 53 48 49 3 0.00 0.00 563 583 14.2 -13.3 1024.0 100 CLR CLR 311OVC429 62 53 15.0 0.0 0.358 17.2 21 01/31 09Z 52 46 38 2 0.00 0.00 563 582 14.1 -13.1 1023.0 100 CLR CLR 285OVC429 53 52 15.0 0.0 0.342 17.0 24 01/31 12Z 50 44 62 3 0.00 0.00 562 581 13.9 -13.4 1022.4 100 CLR CLR 284OVC429 53 50 15.0 0.0 0.340 16.8 27 01/31 15Z 50 43 46 2 0.00 0.00 562 580 13.9 -13.6 1022.1 100 CLR CLR 272OVC423 51 50 15.0 0.0 0.330 16.8 30 01/31 18Z 56 45 355 2 0.00 0.00 562 580 13.6 -13.9 1022.3 100 CLR CLR 277OVC420 56 50 15.0 0.0 0.335 16.6 33 01/31 21Z 63 45 309 3 0.00 0.00 562 578 13.7 -14.1 1019.8 100 CLR CLR 283OVC412 63 56 15.0 0.0 0.368 16.8 36 02/01 00Z 62 47 296 2 0.00 0.00 561 577 13.5 -14.6 1018.3 100 CLR 215FEW237 285OVC408 64 56 15.0 0.0 0.376 16.4 39 02/01 03Z 56 47 54 2 0.00 0.00 561 576 13.0 -14.7 1018.8 100 CLR 224FEW240 285OVC402 62 55 15.0 0.0 0.399 16.1 42 02/01 06Z 54 46 101 3 0.00 0.00 560 575 13.1 -15.9 1018.7 100 CLR 218FEW242 301OVC403 62 53 15.0 0.0 0.375 16.2 45 02/01 09Z 52 46 94 2 0.00 0.00 558 574 12.0 -16.5 1018.8 94 CLR CLR 332BKN403 54 52 15.0 0.0 0.351 15.5 48 02/01 12Z 52 46 326 2 0.00 0.00 556 572 11.0 -16.7 1019.2 97 CLR CLR 327BKN404 54 52 15.0 0.0 0.345 13.8 51 02/01 15Z 51 45 112 2 0.00 0.00 556 572 10.8 -17.3 1019.6 100 CLR CLR 313OVC397 52 50 15.0 0.0 0.335 14.1 54 02/01 18Z 57 45 309 2 0.00 0.00 555 572 10.1 -17.8 1020.7 100 CLR 221SCT237 305OVC381 57 50 15.0 0.0 0.502 13.4 57 02/01 21Z 60 41 311 5 0.00 0.00 555 572 10.0 -18.0 1019.7 100 CLR 215BKN240 259OVC339 60 57 15.0 0.0 0.354 13.1 60 02/02 00Z 60 42 293 3 0.00 0.00 555 571 9.6 -18.4 1018.7 100 CLR 215SCT240 254OVC357 61 57 15.0 0.0 0.532 12.6 63 02/02 03Z 54 45 258 3 0.00 0.00 555 571 9.4 -18.9 1020.0 100 CLR CLR 283OVC353 60 54 15.0 0.0 0.503 12.5 66 02/02 06Z 52 47 233 1 0.00 0.00 555 572 9.7 -18.2 1020.9 56 CLR CLR 286BKN353 60 52 15.0 0.0 0.415 12.2 69 02/02 09Z 51 47 15 1 0.00 0.00 555 573 9.7 -16.3 1021.2 0 CLR CLR CLR 52 51 15.0 0.0 0.433 11.8 72 02/02 12Z 50 46 349 2 0.00 0.00 556 573 9.7 -16.5 1021.1 0 CLR CLR CLR 52 50 15.0 0.0 0.400 11.6 75 02/02 15Z 49 44 348 2 0.00 0.00 556 574 10.7 -16.4 1022.1 0 CLR CLR CLR 50 49 15.0 0.0 0.422 10.9 78 02/02 18Z 56 45 345 1 0.00 0.00 557 576 10.5 -16.5 1023.0 29 CLR CLR 304SCT355 56 48 15.0 0.0 0.369 11.9 81 02/02 21Z 61 44 307 3 0.00 0.00 558 576 10.8 -16.3 1021.4 98 CLR CLR 250OVC345 61 56 15.0 0.0 0.348 11.8 84 02/03 00Z 62 44 315 3 0.00 0.00 559 576 11.1 -16.2 1020.8 99 CLR 233FEW242 249OVC346 63 56 15.0 0.0 0.345 12.5 87 02/03 03Z 54 44 317 3 0.00 0.00 559 578 11.6 -16.0 1022.0 86 CLR FEW 249BKN351 62 54 15.0 0.0 0.331 13.4 90 02/03 06Z 52 43 52 2 0.00 0.00 560 579 11.5 -15.7 1023.1 56 CLR CLR 259BKN349 62 52 15.0 0.0 0.297 13.7 93 02/03 09Z 51 41 105 3 0.00 0.00 560 579 11.7 -15.7 1023.2 0 CLR CLR CLR 53 51 15.0 0.0 0.259 14.5 96 02/03 12Z 50 40 25 2 0.00 0.00 560 580 12.4 -15.5 1023.8 0 CLR CLR CLR 53 50 15.0 0.0 0.269 13.9 99 02/03 15Z 48 39 72 3 0.00 0.00 561 581 12.6 -15.3 1024.2 0 CLR CLR CLR 50 48 15.0 0.0 0.270 14.1 102 02/03 18Z 57 42 33 2 0.00 0.00 561 582 12.9 -15.1 1025.5 1 CLR CLR CLR 57 48 15.0 0.0 0.270 14.8 105 02/03 21Z 64 43 313 3 0.00 0.00 562 582 13.5 -14.8 1023.5 1 CLR CLR 316FEW326 64 57 15.0 0.0 0.271 14.9 108 02/04 00Z 64 46 351 3 0.00 0.00 563 582 14.2 -14.5 1022.6 1 CLR CLR CLR 66 57 15.0 0.0 0.282 15.3 111 02/04 03Z 56 46 34 3 0.00 0.00 564 584 14.2 -14.2 1023.9 0 CLR CLR CLR 64 56 15.0 0.0 0.279 16.4 114 02/04 06Z 53 45 55 3 0.00 0.00 564 584 14.7 -14.0 1024.3 0 CLR CLR CLR 64 53 15.0 0.0 0.266 16.6 117 02/04 09Z 52 44 59 3 0.00 0.00 564 584 14.2 -14.0 1024.5 13 CLR CLR 341FEW361 53 52 15.0 0.0 0.259 16.5 120 02/04 12Z 50 43 30 3 0.00 0.00 564 584 14.2 -14.1 1024.6 7 CLR CLR 341FEW361 53 50 15.0 0.0 0.255 16.0 123 02/04 15Z 49 41 69 3 0.00 0.00 564 584 14.8 -14.0 1024.5 0 CLR CLR CLR 50 49 15.0 0.0 0.232 16.6 126 02/04 18Z 58 43 26 2 0.00 0.00 565 585 15.2 -13.7 1024.7 0 CLR CLR CLR 58 49 15.0 0.0 0.234 17.1 129 02/04 21Z 66 45 331 2 0.00 0.00 566 584 15.5 -13.2 1021.8 0 CLR CLR CLR 66 58 15.0 0.0 0.253 17.1 132 02/05 00Z 66 46 18 1 0.00 0.00 566 583 16.2 -13.5 1019.6 0 CLR CLR CLR 67 58 15.0 0.0 0.240 18.3 135 02/05 03Z 57 45 61 3 0.00 0.00 566 583 16.1 -13.0 1019.7 0 CLR CLR CLR 66 57 15.0 0.0 0.241 18.5 138 02/05 06Z 54 44 62 3 0.00 0.00 566 582 16.0 -12.4 1019.3 0 CLR CLR CLR 66 54 15.0 0.0 0.285 18.5 141 02/05 09Z 52 42 55 3 0.00 0.00 565 581 15.8 -13.0 1018.7 0 CLR CLR CLR 54 52 15.0 0.0 0.291 18.0 144 02/05 12Z 51 42 53 3 0.00 0.00 563 578 15.5 -13.9 1018.0 0 CLR CLR CLR 54 51 15.0 0.0 0.314 17.5 147 02/05 15Z 50 41 52 3 0.00 0.00 562 577 15.8 -14.7 1017.9 20 CLR CLR 323FEW358 51 50 15.0 0.0 0.362 17.9 150 02/05 18Z 58 43 42 2 0.00 0.00 562 577 15.7 -14.8 1017.8 57 CLR CLR 315BKN365 58 49 15.0 0.0 0.357 18.0 153 02/05 21Z 66 45 320 2 0.00 0.00 562 575 15.3 -15.6 1015.8 97 CLR CLR 288BKN343 66 58 15.0 0.0 0.390 17.7 156 02/06 00Z 64 47 325 3 0.00 0.00 561 574 14.5 -16.3 1015.5 98 CLR 233FEW242 266OVC350 67 58 15.0 0.0 0.432 17.0 159 02/06 03Z 58 46 95 2 0.00 0.00 560 574 14.8 -17.2 1016.5 100 CLR 227BKN242 242OVC357 64 58 15.0 0.0 0.438 17.9 162 02/06 06Z 56 46 58 2 0.00 0.00 559 574 14.3 -17.5 1017.2 100 CLR 224BKN242 242OVC355 64 56 15.0 0.0 0.452 17.6 165 02/06 09Z 55 45 64 2 0.00 0.00 559 573 13.6 -18.0 1017.4 100 CLR 205BKN242 242OVC342 56 55 15.0 0.0 0.483 16.7 168 02/06 12Z 54 45 52 2 0.00 0.00 558 572 13.4 -18.9 1017.7 100 CLR 199BKN241 241BKN337 56 54 15.0 0.0 0.510 16.6