Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 12DEC 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 12/12 00Z 56 40 332 2 0.00 0.00 569 583 18.5 -12.9 1017.4 0 CLR CLR CLR **** **** 15.0 0.0 0.268 21.3 3 12/12 03Z 50 37 47 2 0.00 0.00 569 584 18.6 -12.9 1017.8 0 CLR CLR CLR 57 50 15.0 0.0 0.237 21.4 6 12/12 06Z 51 35 58 2 0.00 0.00 569 584 19.0 -12.5 1017.7 0 CLR CLR CLR 57 50 15.0 0.0 0.216 21.0 9 12/12 09Z 50 34 51 3 0.00 0.00 569 583 18.9 -12.4 1017.7 0 CLR CLR CLR 51 50 15.0 0.0 0.222 19.8 12 12/12 12Z 49 32 47 3 0.00 0.00 568 583 19.2 -12.5 1017.1 0 CLR CLR CLR 51 49 15.0 0.0 0.221 19.9 15 12/12 15Z 48 31 48 3 0.00 0.00 568 583 19.5 -12.3 1017.4 0 CLR CLR CLR 49 48 15.0 0.0 0.231 19.9 18 12/12 18Z 55 33 33 2 0.00 0.00 568 583 19.4 -12.4 1018.3 0 CLR CLR CLR 55 48 15.0 0.0 0.241 19.1 21 12/12 21Z 63 36 330 2 0.00 0.00 568 582 18.7 -12.3 1016.0 0 CLR CLR CLR 63 56 15.0 0.0 0.252 18.7 24 12/13 00Z 60 39 326 2 0.00 0.00 568 581 18.1 -12.2 1015.0 0 CLR CLR CLR 64 56 15.0 0.0 0.257 18.5 27 12/13 03Z 54 38 75 3 0.00 0.00 567 580 17.7 -12.3 1015.9 0 CLR CLR CLR 60 54 15.0 0.0 0.251 18.0 30 12/13 06Z 53 36 69 2 0.00 0.00 567 580 16.8 -12.7 1016.5 0 CLR CLR CLR 60 53 15.0 0.0 0.248 17.7 33 12/13 09Z 52 36 58 2 0.00 0.00 566 579 16.3 -13.2 1016.2 0 CLR CLR CLR 53 52 15.0 0.0 0.247 17.1 36 12/13 12Z 50 35 58 3 0.00 0.00 565 578 15.6 -13.4 1015.9 0 CLR CLR CLR 53 50 15.0 0.0 0.248 16.9 39 12/13 15Z 49 34 58 3 0.00 0.00 564 578 14.6 -13.7 1016.8 0 CLR CLR CLR 50 49 15.0 0.0 0.260 16.4 42 12/13 18Z 57 36 49 2 0.00 0.00 563 578 14.5 -14.4 1017.8 0 CLR CLR CLR 57 49 15.0 0.0 0.272 16.8 45 12/13 21Z 64 37 312 3 0.00 0.00 563 577 14.0 -15.0 1016.5 0 CLR CLR CLR 64 58 15.0 0.0 0.295 16.5 48 12/14 00Z 61 40 315 2 0.00 0.00 563 576 14.0 -15.3 1015.8 0 CLR CLR CLR 65 57 15.0 0.0 0.302 16.8 51 12/14 03Z 56 39 80 2 0.00 0.00 562 577 13.9 -15.7 1017.1 0 CLR CLR CLR 61 56 15.0 0.0 0.308 16.7 54 12/14 06Z 54 38 88 2 0.00 0.00 562 577 14.0 -16.0 1017.8 0 CLR CLR CLR 61 54 15.0 0.0 0.299 16.7 57 12/14 09Z 53 38 66 2 0.00 0.00 561 577 13.4 -15.9 1018.4 0 CLR CLR CLR 54 53 15.0 0.0 0.309 16.1 60 12/14 12Z 52 37 77 3 0.00 0.00 561 576 13.7 -15.4 1018.0 0 CLR CLR CLR 54 52 15.0 0.0 0.307 16.4 63 12/14 15Z 50 37 74 2 0.00 0.00 562 577 13.7 -14.5 1018.9 3 CLR CLR 306FEW320 52 50 15.0 0.0 0.302 16.6 66 12/14 18Z 57 39 81 1 0.00 0.00 562 579 13.6 -13.7 1020.6 2 CLR CLR 307FEW321 58 50 15.0 0.0 0.308 16.4 69 12/14 21Z 64 40 310 2 0.00 0.00 563 579 13.9 -13.7 1018.9 1 CLR CLR 327FEW338 64 58 15.0 0.0 0.309 16.5 72 12/15 00Z 60 41 321 2 0.00 0.00 563 579 14.2 -14.1 1018.8 34 CLR CLR 296SCT341 65 58 15.0 0.0 0.327 17.1 75 12/15 03Z 56 40 53 2 0.00 0.00 564 581 14.1 -12.6 1020.1 69 CLR 228FEW245 308BKN363 61 56 15.0 0.0 0.363 16.6 78 12/15 06Z 55 40 52 2 0.00 0.00 564 581 14.1 -12.3 1021.0 66 CLR 225FEW242 310BKN378 61 54 15.0 0.0 0.361 16.5 81 12/15 09Z 53 39 60 2 0.00 0.00 564 582 14.3 -11.8 1021.4 17 CLR 207FEW217 326FEW355 54 53 15.0 0.0 0.353 16.5 84 12/15 12Z 52 38 34 2 0.00 0.00 564 582 14.0 -11.4 1021.8 29 CLR CLR 305SCT353 54 52 15.0 0.0 0.412 16.5 87 12/15 15Z 51 38 52 2 0.00 0.00 564 583 14.2 -11.4 1023.3 72 CLR 173FEW190 297BKN329 52 51 15.0 0.0 0.489 16.2 90 12/15 18Z 57 39 7 1 0.00 0.00 564 585 14.5 -11.6 1024.1 74 CLR 199FEW213 303BKN353 58 51 15.0 0.0 0.496 16.7 93 12/15 21Z 63 38 301 5 0.00 0.00 565 584 14.2 -11.2 1022.3 94 CLR 217FEW246 260BKN368 63 58 15.0 0.0 0.548 16.7 96 12/16 00Z 61 40 216 0 0.00 0.00 566 584 13.8 -10.2 1021.2 82 CLR 218FEW246 280BKN366 64 58 15.0 0.0 0.608 17.4 99 12/16 03Z 57 36 310 3 0.00 0.00 566 584 13.3 -9.2 1021.9 35 CLR CLR 334SCT375 61 56 15.0 0.0 0.721 15.8 102 12/16 06Z 56 39 141 1 0.00 0.00 565 583 13.6 -9.1 1022.1 68 CLR CLR 294BKN386 61 55 15.0 0.0 0.779 16.0 105 12/16 09Z 55 39 15 2 0.00 0.00 564 582 13.7 -9.3 1021.5 81 CLR 233FEW246 268BKN378 56 55 15.0 0.0 0.916 15.5 108 12/16 12Z 55 39 138 3 0.00 0.00 566 582 14.0 -9.2 1020.0 91 CLR 233FEW246 281BKN359 56 55 15.0 0.0 1.132 16.2 111 12/16 15Z 54 40 157 2 0.00 0.00 565 582 13.4 -10.0 1020.4 92 CLR 236FEW246 333BKN401 55 54 15.0 0.0 1.104 15.6 114 12/16 18Z 60 45 181 2 0.00 0.00 564 582 12.5 -9.9 1021.7 62 FEW 223FEW237 335BKN399 60 54 15.0 0.0 1.132 14.4 117 12/16 21Z 61 54 212 2 0.00 0.00 563 580 12.1 -9.9 1019.8 92 008BKN027 CLR 337SCT421 61 60 15.0 0.0 1.065 12.5 120 12/17 00Z 60 56 158 3 0.00 0.00 562 579 11.1 -9.9 1019.4 96 000BKN033 CLR 356BKN421 61 59 15.1 0.0 1.074 12.8 123 12/17 03Z 59 57 175 3 0.00 0.00 562 579 9.3 -10.5 1019.6 100 007OVC041 CLR 357BKN421 60 58 15.1 0.0 1.084 13.3 126 12/17 06Z 60 58 197 4 0.00 0.00 561 578 8.7 -10.0 1020.0 100 000OVC047 CLR 337OVC403 60 58 15.3 0.0 1.161 12.6 129 12/17 09Z 59 58 246 3 0.04 0.00 559 576 8.5 -11.1 1019.6 100 -RA 000OVC072 CLR 310OVC382 60 59 6.6 0.0 1.315 11.6 132 12/17 12Z 57 57 230 2 0.00 0.00 559 574 8.2 -11.5 1018.3 100 -RA 000OVC071 150FEW173 281OVC392 60 57 5.2 0.0 1.329 11.3 135 12/17 15Z 55 54 255 3 0.00 0.00 557 573 7.1 -12.7 1019.2 100 019BKN051 203BKN232 286OVC371 57 55 15.0 0.0 1.134 10.6 138 12/17 18Z 58 52 261 3 0.00 0.00 556 573 6.6 -13.3 1020.6 100 021SCT053 203SCT231 318OVC387 58 55 15.0 0.0 0.827 10.8 141 12/17 21Z 61 50 281 4 0.00 0.00 556 572 7.3 -13.6 1018.5 85 069FEW077 CLR 358BKN408 61 58 15.0 0.0 0.585 10.9 144 12/18 00Z 58 50 288 6 0.00 0.00 555 571 5.6 -13.2 1018.7 88 068FEW077 CLR 344BKN406 61 57 15.0 0.0 0.610 10.1 147 12/18 03Z 55 47 330 4 0.00 0.00 555 571 3.7 -13.1 1019.0 54 046FEW053 CLR 349SCT396 58 55 15.0 0.0 0.473 9.8 150 12/18 06Z 53 44 311 4 0.00 0.00 554 571 3.9 -13.5 1020.0 29 046FEW053 CLR 350FEW396 58 53 15.0 0.0 0.437 8.2 153 12/18 09Z 51 43 78 1 0.00 0.00 554 570 3.5 -13.6 1019.6 2 CLR CLR 390FEW405 53 51 15.0 0.0 0.419 7.3 156 12/18 12Z 51 43 146 4 0.00 0.00 554 570 2.2 -14.1 1019.6 27 040FEW047 CLR 400FEW417 53 50 15.0 0.0 0.420 6.8 159 12/18 15Z 52 44 152 4 0.00 0.00 553 570 1.2 -14.1 1020.7 97 029BKN053 CLR 375BKN413 52 51 15.0 0.0 0.447 7.0 162 12/18 18Z 56 44 191 2 0.00 0.00 554 572 0.7 -13.9 1021.5 98 029BKN054 223FEW242 381BKN416 56 51 15.0 0.0 0.447 6.9 165 12/18 21Z 58 43 299 5 0.00 0.00 554 570 3.5 -13.9 1019.1 83 044SCT052 188SCT241 336SCT357 58 56 15.0 0.0 0.476 7.5 168 12/19 00Z 56 42 285 6 0.00 0.00 554 570 3.9 -12.9 1019.0 91 044FEW052 176BKN241 318BKN354 58 56 15.0 0.0 0.546 7.8