Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 9DEC 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 12/09 12Z 45 35 23 3 0.00 0.00 565 585 15.1 -10.5 1024.1 5 CLR CLR 000FEW000 **** **** 15.0 0.0 0.448 16.6 3 12/09 15Z 44 34 20 2 0.00 0.00 565 585 15.0 -10.3 1024.3 5 CLR CLR 447FEW 45 44 15.0 0.0 0.440 16.8 6 12/09 18Z 53 34 10 2 0.00 0.00 566 586 16.0 -10.0 1024.3 6 CLR CLR 446FEW 53 44 15.0 0.0 0.422 17.1 9 12/09 21Z 60 38 315 4 0.00 0.00 567 584 16.7 -10.2 1021.3 5 CLR CLR 433FEW453 60 53 15.0 0.0 0.418 17.3 12 12/10 00Z 59 39 318 3 0.00 0.00 567 584 16.9 -10.3 1020.2 6 CLR CLR 426FEW446 62 53 15.0 0.0 0.418 17.7 15 12/10 03Z 55 39 42 2 0.00 0.00 567 585 17.5 -9.8 1020.6 4 CLR CLR 417FEW429 59 54 15.0 0.0 0.412 18.1 18 12/10 06Z 53 39 60 2 0.00 0.00 567 585 17.5 -10.4 1020.7 2 CLR CLR 417FEW429 59 53 15.0 0.0 0.412 18.5 21 12/10 09Z 53 41 47 2 0.00 0.00 568 584 17.4 -10.6 1020.1 0 CLR CLR CLR 53 53 15.0 0.0 0.423 18.3 24 12/10 12Z 52 41 84 2 0.00 0.00 568 584 17.3 -10.5 1019.5 0 CLR CLR CLR 53 52 15.0 0.0 0.444 18.0 27 12/10 15Z 52 42 49 2 0.00 0.00 568 584 17.4 -10.2 1020.3 1 CLR CLR CLR 52 52 15.0 0.0 0.420 18.4 30 12/10 18Z 59 45 5 2 0.00 0.00 568 585 17.4 -10.1 1021.0 1 CLR CLR 437FEW449 59 51 15.0 0.0 0.425 18.2 33 12/10 21Z 66 45 318 3 0.00 0.00 568 584 17.3 -10.1 1018.7 0 CLR CLR CLR 66 59 15.0 0.0 0.407 19.0 36 12/11 00Z 63 45 322 3 0.00 0.00 568 584 17.2 -10.2 1018.1 0 CLR CLR CLR 66 59 15.0 0.0 0.385 19.3 39 12/11 03Z 57 43 42 2 0.00 0.00 568 584 17.3 -10.0 1019.1 0 CLR CLR CLR 63 57 15.0 0.0 0.364 19.6 42 12/11 06Z 55 43 65 2 0.00 0.00 569 584 17.6 -10.2 1018.9 0 CLR CLR CLR 63 55 15.0 0.0 0.352 19.7 45 12/11 09Z 54 42 34 2 0.00 0.00 568 584 17.4 -10.6 1018.7 0 CLR CLR CLR 55 54 15.0 0.0 0.371 19.7 48 12/11 12Z 53 42 51 2 0.00 0.00 568 583 17.2 -11.0 1018.6 0 CLR CLR CLR 55 53 15.0 0.0 0.394 19.6 51 12/11 15Z 52 42 59 2 0.00 0.00 568 584 16.9 -11.3 1019.0 0 CLR CLR CLR 53 52 15.0 0.0 0.397 19.5 54 12/11 18Z 59 43 21 2 0.00 0.00 568 584 17.3 -11.5 1019.5 0 CLR CLR CLR 60 52 15.0 0.0 0.377 19.4 57 12/11 21Z 66 44 319 2 0.00 0.00 569 583 17.4 -11.6 1017.1 0 CLR CLR CLR 66 60 15.0 0.0 0.367 19.3 60 12/12 00Z 63 46 315 2 0.00 0.00 569 582 17.5 -11.8 1016.1 0 CLR CLR CLR 67 60 15.0 0.0 0.323 19.3 63 12/12 03Z 58 45 36 2 0.00 0.00 568 583 17.3 -12.0 1016.8 0 CLR CLR CLR 63 57 15.0 0.0 0.306 19.3 66 12/12 06Z 56 43 75 3 0.00 0.00 568 582 17.3 -12.0 1016.7 0 CLR CLR CLR 63 56 15.0 0.0 0.288 19.3 69 12/12 09Z 54 42 64 2 0.00 0.00 568 582 17.3 -12.1 1016.2 0 CLR CLR CLR 56 54 15.0 0.0 0.272 19.1 72 12/12 12Z 53 42 47 2 0.00 0.00 568 581 17.2 -12.2 1016.0 0 CLR CLR CLR 56 53 15.0 0.0 0.265 18.8 75 12/12 15Z 52 42 66 2 0.00 0.00 567 581 17.5 -12.5 1016.8 0 CLR CLR CLR 53 52 15.0 0.0 0.277 18.5 78 12/12 18Z 59 44 39 1 0.00 0.00 567 582 17.3 -12.4 1017.6 0 CLR CLR CLR 59 51 15.0 0.0 0.293 18.0 81 12/12 21Z 66 44 317 3 0.00 0.00 567 580 17.1 -12.4 1015.3 0 CLR CLR CLR 66 59 15.0 0.0 0.301 17.8 84 12/13 00Z 62 45 306 2 0.00 0.00 567 579 16.9 -12.5 1014.1 0 CLR CLR CLR 66 59 15.0 0.0 0.302 17.8 87 12/13 03Z 57 43 87 2 0.00 0.00 567 579 16.4 -12.8 1015.0 0 CLR CLR CLR 62 57 15.0 0.0 0.314 17.3 90 12/13 06Z 55 42 75 2 0.00 0.00 566 579 16.2 -13.2 1015.4 0 CLR CLR CLR 62 55 15.0 0.0 0.307 16.9 93 12/13 09Z 54 41 77 2 0.00 0.00 565 578 15.1 -13.4 1015.2 0 CLR CLR CLR 55 54 15.0 0.0 0.306 16.3 96 12/13 12Z 52 41 71 3 0.00 0.00 564 577 14.5 -14.1 1015.1 0 CLR CLR CLR 55 52 15.0 0.0 0.314 15.9 99 12/13 15Z 51 41 70 3 0.00 0.00 563 576 14.1 -14.7 1015.9 62 CLR CLR 315BKN347 52 51 15.0 0.0 0.333 15.6 102 12/13 18Z 58 42 25 2 0.00 0.00 562 577 13.5 -15.1 1017.2 51 CLR CLR 295SCT340 58 51 15.0 0.0 0.364 15.1 105 12/13 21Z 64 43 307 1 0.00 0.00 562 575 13.0 -15.3 1015.4 100 CLR CLR 257OVC331 64 58 15.0 0.0 0.397 15.1 108 12/14 00Z 61 44 295 3 0.00 0.00 561 574 12.8 -15.5 1015.3 99 CLR CLR 251OVC310 64 58 15.0 0.0 0.407 15.0 111 12/14 03Z 56 43 63 1 0.00 0.00 561 575 12.8 -16.0 1016.5 50 CLR CLR 243SCT277 61 56 15.0 0.0 0.410 15.3 114 12/14 06Z 55 43 91 2 0.00 0.00 560 575 12.5 -16.7 1017.4 25 CLR CLR 243SCT277 61 54 15.0 0.0 0.405 14.9 117 12/14 09Z 53 42 74 2 0.00 0.00 559 574 12.1 -17.0 1018.0 0 CLR CLR CLR 55 53 15.0 0.0 0.416 14.5 120 12/14 12Z 52 41 96 2 0.00 0.00 559 574 12.1 -16.8 1017.7 1 CLR CLR 315FEW336 55 52 15.0 0.0 0.402 14.6 123 12/14 15Z 50 40 48 2 0.00 0.00 559 575 11.7 -15.6 1019.2 1 CLR CLR 314FEW327 52 50 15.0 0.0 0.394 14.1 126 12/14 18Z 57 41 46 1 0.00 0.00 559 577 11.8 -15.3 1021.0 1 CLR CLR 315FEW327 58 50 15.0 0.0 0.377 14.2 129 12/14 21Z 63 41 284 3 0.00 0.00 560 577 12.0 -14.8 1019.2 3 CLR CLR 337FEW354 63 57 15.0 0.0 0.372 14.1 132 12/15 00Z 60 41 294 5 0.00 0.00 561 577 12.2 -14.1 1018.8 36 CLR CLR 267SCT347 64 57 15.0 0.0 0.378 14.6 135 12/15 03Z 56 40 344 2 0.00 0.00 561 578 12.2 -14.4 1020.5 66 CLR 219FEW238 280BKN314 60 56 15.0 0.0 0.377 14.4 138 12/15 06Z 54 40 85 2 0.00 0.00 561 579 12.9 -12.1 1021.0 48 CLR 219FEW238 288SCT322 60 54 15.0 0.0 0.357 14.9 141 12/15 09Z 53 40 46 2 0.00 0.00 562 580 12.8 -10.9 1021.3 85 CLR CLR 284BKN371 54 53 15.0 0.0 0.405 14.6 144 12/15 12Z 53 39 66 2 0.00 0.00 563 580 13.6 -11.4 1021.3 89 CLR 217FEW245 268BKN363 54 53 15.0 0.0 0.457 15.4 147 12/15 15Z 51 38 89 2 0.00 0.00 563 581 13.4 -11.8 1022.6 95 CLR 201FEW232 267BKN331 52 51 15.0 0.0 0.538 15.2 150 12/15 18Z 58 40 56 1 0.00 0.00 563 583 13.5 -12.6 1024.3 91 CLR 168FEW230 281BKN338 58 51 15.0 0.0 0.572 15.3 153 12/15 21Z 62 39 313 3 0.00 0.00 563 582 13.4 -12.7 1023.0 98 CLR 160BKN244 293BKN366 62 58 15.0 0.0 0.747 15.5 156 12/16 00Z 60 39 297 5 0.00 0.00 562 582 13.2 -12.8 1023.1 99 CLR 150BKN245 273BKN367 63 58 15.0 0.0 0.862 15.7 159 12/16 03Z 57 39 316 3 0.00 0.00 563 582 12.8 -13.8 1023.5 100 CLR 151BKN243 263OVC369 60 57 15.0 0.0 0.924 16.1 162 12/16 06Z 56 41 310 3 0.00 0.00 562 583 12.0 -14.1 1024.3 96 CLR 172BKN242 269BKN372 60 56 15.0 0.0 0.944 15.7 165 12/16 09Z 55 42 311 1 0.00 0.00 563 583 13.2 -13.9 1023.5 32 CLR CLR 353SCT385 56 55 15.0 0.0 0.652 15.7 168 12/16 12Z 54 42 346 2 0.00 0.00 564 583 13.6 -12.7 1022.8 31 CLR CLR 331SCT369 56 54 15.0 0.0 0.554 16.6