Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 9JAN 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 01/09 12Z 42 31 53 5 0.00 0.00 547 570 8.7 -20.0 1028.0 5 CLR CLR 000FEW000 **** **** 15.0 0.0 0.258 6.3 3 01/09 15Z 41 31 74 5 0.00 0.00 548 571 9.2 -19.1 1029.0 32 CLR CLR 340SCT388 42 41 15.0 0.0 0.265 7.3 6 01/09 18Z 47 31 82 4 0.00 0.00 549 573 9.5 -18.5 1030.2 21 CLR CLR 335FEW384 47 40 15.0 0.0 0.274 8.3 9 01/09 21Z 53 30 32 3 0.00 0.00 550 574 9.5 -18.4 1029.1 35 CLR CLR 283SCT328 53 47 15.0 0.0 0.299 10.0 12 01/10 00Z 54 34 334 2 0.00 0.00 551 575 9.1 -17.4 1029.3 21 CLR CLR 281FEW324 55 47 15.0 0.0 0.317 9.1 15 01/10 03Z 47 32 45 3 0.00 0.00 552 577 8.7 -16.8 1030.4 4 CLR CLR 277FEW291 53 47 15.0 0.0 0.297 10.7 18 01/10 06Z 45 30 55 3 0.00 0.00 553 578 8.9 -16.2 1031.3 3 CLR CLR 312FEW327 53 45 15.0 0.0 0.302 10.5 21 01/10 09Z 43 29 55 3 0.00 0.00 553 579 9.0 -16.3 1031.6 56 CLR CLR 334BKN369 45 43 15.0 0.0 0.315 11.1 24 01/10 12Z 42 29 50 2 0.00 0.00 553 579 9.1 -16.4 1031.8 44 CLR CLR 335SCT375 45 42 15.0 0.0 0.320 11.0 27 01/10 15Z 41 31 61 3 0.00 0.00 554 580 9.3 -16.0 1032.1 77 CLR CLR 280BKN391 42 41 15.0 0.0 0.315 11.4 30 01/10 18Z 47 33 45 3 0.00 0.00 554 581 9.6 -15.8 1032.9 84 CLR CLR 281BKN394 47 41 15.0 0.0 0.325 11.4 33 01/10 21Z 54 36 338 2 0.00 0.00 555 580 9.6 -16.0 1031.0 87 CLR CLR 342BKN414 54 48 15.0 0.0 0.350 11.7 36 01/11 00Z 54 39 18 2 0.00 0.00 556 580 10.2 -16.2 1029.6 94 CLR CLR 300BKN414 56 48 15.0 0.0 0.366 12.8 39 01/11 03Z 49 39 39 3 0.00 0.00 556 581 10.7 -16.0 1029.4 100 CLR CLR 251OVC428 54 49 15.0 0.0 0.368 13.3 42 01/11 06Z 47 36 45 3 0.00 0.00 557 581 11.1 -16.0 1029.2 100 CLR CLR 266OVC428 54 47 15.0 0.0 0.348 13.5 45 01/11 09Z 46 33 48 3 0.00 0.00 557 581 11.1 -16.0 1028.7 100 CLR CLR 291OVC404 47 46 15.0 0.0 0.325 13.4 48 01/11 12Z 46 31 35 2 0.00 0.00 557 580 11.5 -16.0 1028.0 100 CLR CLR 303OVC416 47 46 15.0 0.0 0.310 13.8 51 01/11 15Z 45 30 41 3 0.00 0.00 557 580 11.6 -16.3 1027.9 77 CLR CLR 354BKN420 46 45 15.0 0.0 0.307 14.0 54 01/11 18Z 51 33 26 2 0.00 0.00 558 581 12.0 -16.3 1028.4 63 CLR CLR 331BKN389 51 45 15.0 0.0 0.304 14.4 57 01/11 21Z 58 37 340 2 0.00 0.00 558 580 12.4 -16.3 1026.4 87 CLR 233FEW243 279BKN382 58 51 15.0 0.0 0.281 14.8 60 01/12 00Z 56 40 336 2 0.00 0.00 559 580 12.6 -16.7 1025.4 93 CLR 233FEW243 261BKN380 59 51 15.0 0.0 0.252 14.9 63 01/12 03Z 51 39 17 3 0.00 0.00 559 580 12.9 -16.8 1025.8 99 CLR 233FEW243 255OVC358 56 51 15.0 0.0 0.245 14.8 66 01/12 06Z 49 36 39 2 0.00 0.00 559 580 13.5 -17.6 1025.9 93 CLR 220FEW241 255BKN349 56 49 15.0 0.0 0.242 14.9 69 01/12 09Z 48 33 58 2 0.00 0.00 559 580 13.4 -18.1 1025.7 11 CLR 202FEW218 249FEW274 49 48 15.0 0.0 0.224 14.7 72 01/12 12Z 47 31 37 3 0.00 0.00 558 579 13.0 -17.2 1025.4 6 CLR 202FEW218 249FEW274 49 47 15.0 0.0 0.238 14.2 75 01/12 15Z 46 33 51 2 0.00 0.00 558 580 13.4 -16.3 1026.1 0 CLR CLR CLR 47 46 15.0 0.0 0.276 14.1 78 01/12 18Z 53 36 28 2 0.00 0.00 559 581 13.6 -14.8 1026.5 0 CLR CLR CLR 53 46 15.0 0.0 0.287 14.3 81 01/12 21Z 60 38 321 3 0.00 0.00 561 581 14.3 -14.2 1023.8 0 CLR CLR CLR 60 53 15.0 0.0 0.295 14.7 84 01/13 00Z 58 41 346 2 0.00 0.00 562 581 14.1 -13.8 1022.8 0 CLR CLR CLR 61 53 15.0 0.0 0.292 14.6 87 01/13 03Z 51 41 47 3 0.00 0.00 563 582 14.9 -12.9 1023.2 0 CLR CLR CLR 58 51 15.0 0.0 0.326 15.5 90 01/13 06Z 49 40 53 3 0.00 0.00 563 583 14.6 -13.1 1024.1 0 CLR CLR CLR 58 49 15.0 0.0 0.338 15.2 93 01/13 09Z 48 40 72 3 0.00 0.00 564 583 14.8 -13.5 1024.0 0 CLR CLR CLR 50 48 15.0 0.0 0.357 15.9 96 01/13 12Z 47 39 33 3 0.00 0.00 564 584 15.1 -13.7 1023.6 0 CLR CLR CLR 50 47 15.0 0.0 0.332 16.4 99 01/13 15Z 46 39 59 3 0.00 0.00 565 585 15.7 -13.3 1024.1 0 CLR CLR CLR 47 46 15.0 0.0 0.298 16.9 102 01/13 18Z 54 41 57 2 0.00 0.00 565 586 15.6 -12.8 1025.0 0 CLR CLR CLR 54 46 15.0 0.0 0.297 16.8 105 01/13 21Z 61 44 333 2 0.00 0.00 565 585 16.0 -12.5 1023.2 0 CLR CLR CLR 61 54 15.0 0.0 0.313 17.0 108 01/14 00Z 61 46 325 3 0.00 0.00 566 585 16.1 -12.5 1022.5 0 CLR CLR CLR 63 54 15.0 0.0 0.318 17.6 111 01/14 03Z 54 44 56 3 0.00 0.00 566 586 15.9 -12.7 1023.8 0 CLR CLR CLR 60 54 15.0 0.0 0.288 18.3 114 01/14 06Z 52 41 51 3 0.00 0.00 566 586 16.3 -12.8 1024.2 0 CLR CLR CLR 60 52 15.0 0.0 0.245 18.4 117 01/14 09Z 51 39 32 3 0.00 0.00 567 586 16.3 -12.7 1023.7 0 CLR CLR CLR 52 51 15.0 0.0 0.227 17.8 120 01/14 12Z 49 39 38 3 0.00 0.00 567 586 15.8 -12.6 1023.5 0 CLR CLR CLR 52 49 15.0 0.0 0.232 17.5 123 01/14 15Z 49 37 54 3 0.00 0.00 567 586 16.1 -12.2 1023.7 0 CLR CLR CLR 49 49 15.0 0.0 0.248 17.5 126 01/14 18Z 56 40 52 1 0.00 0.00 568 587 16.9 -11.6 1023.5 0 CLR CLR CLR 56 48 15.0 0.0 0.263 17.7 129 01/14 21Z 63 41 320 3 0.00 0.00 569 586 17.2 -11.3 1021.2 0 CLR CLR CLR 63 56 15.0 0.0 0.243 17.1 132 01/15 00Z 61 43 336 2 0.00 0.00 569 586 18.0 -11.1 1019.8 0 CLR CLR CLR 64 56 15.0 0.0 0.255 17.1 135 01/15 03Z 54 41 50 3 0.00 0.00 570 587 18.8 -11.1 1019.6 0 CLR CLR CLR 61 54 15.0 0.0 0.262 18.1 138 01/15 06Z 52 41 52 3 0.00 0.00 570 586 18.8 -11.2 1019.4 0 CLR CLR CLR 61 51 15.0 0.0 0.257 18.1 141 01/15 09Z 50 42 62 3 0.00 0.00 570 585 18.5 -11.2 1018.6 0 CLR CLR CLR 52 50 15.0 0.0 0.262 18.7 144 01/15 12Z 49 40 62 3 0.00 0.00 570 585 18.9 -11.4 1017.7 0 CLR CLR CLR 52 49 15.0 0.0 0.266 18.7 147 01/15 15Z 48 39 65 3 0.00 0.00 570 584 19.1 -11.6 1017.3 0 CLR CLR CLR 49 48 15.0 0.0 0.274 18.5 150 01/15 18Z 56 42 71 2 0.00 0.00 569 584 17.9 -11.6 1017.9 0 CLR CLR CLR 56 48 15.0 0.0 0.284 18.4 153 01/15 21Z 63 45 336 2 0.00 0.00 569 582 17.4 -11.8 1016.3 0 CLR CLR CLR 63 56 15.0 0.0 0.292 18.1 156 01/16 00Z 62 46 350 2 0.00 0.00 568 581 17.0 -12.2 1015.5 0 CLR CLR CLR 64 56 15.0 0.0 0.285 18.2 159 01/16 03Z 55 44 68 3 0.00 0.00 568 581 17.4 -12.3 1015.7 0 CLR CLR CLR 62 55 15.0 0.0 0.262 18.7 162 01/16 06Z 53 43 65 3 0.00 0.00 567 580 17.4 -13.3 1016.1 0 CLR CLR CLR 62 53 15.0 0.0 0.257 18.9 165 01/16 09Z 52 42 68 2 0.00 0.00 566 579 16.7 -14.4 1016.0 0 CLR CLR CLR 53 52 15.0 0.0 0.268 18.1 168 01/16 12Z 51 40 55 3 0.00 0.00 566 579 16.7 -15.1 1015.9 0 CLR CLR CLR 53 51 15.0 0.0 0.301 17.7