Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 25OCT 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 10/25 12Z 56 49 111 1 0.00 0.00 563 578 10.5 -13.9 1017.2 5 CLR CLR 000FEW000 **** **** 15.0 0.0 0.520 14.8 3 10/25 15Z 56 46 84 2 0.00 0.00 562 577 10.2 -14.4 1018.1 23 CLR CLR 321FEW378 56 55 15.0 0.0 0.537 14.4 6 10/25 18Z 66 46 329 1 0.00 0.00 562 578 10.4 -14.5 1018.6 46 CLR CLR 316SCT393 66 55 15.0 0.0 0.518 14.2 9 10/25 21Z 68 46 281 6 0.00 0.00 562 577 10.6 -14.7 1017.3 92 CLR CLR 290BKN404 70 66 15.0 0.0 0.527 15.0 12 10/26 00Z 65 48 294 6 0.00 0.00 561 576 10.8 -15.1 1017.2 96 CLR CLR 276BKN384 70 64 15.0 0.0 0.553 15.2 15 10/26 03Z 60 51 296 5 0.00 0.00 561 576 11.1 -15.4 1017.9 100 CLR FEW 251OVC309 65 60 15.0 0.0 0.556 14.7 18 10/26 06Z 57 53 285 4 0.00 0.00 560 576 11.1 -15.5 1019.2 86 CLR 219SCT243 248BKN300 65 57 15.0 0.0 0.546 13.6 21 10/26 09Z 56 52 266 3 0.00 0.00 559 575 10.8 -14.5 1019.3 0 CLR CLR CLR 57 56 15.0 0.0 0.461 12.6 24 10/26 12Z 54 50 242 3 0.00 0.00 559 575 10.1 -13.5 1019.8 0 CLR CLR CLR 57 54 15.0 0.0 0.476 12.1 27 10/26 15Z 54 50 247 4 0.00 0.00 559 575 9.8 -13.4 1020.2 46 CLR CLR 273SCT306 54 54 15.0 0.0 0.396 11.2 30 10/26 18Z 61 50 288 6 0.00 0.00 558 576 8.4 -13.8 1020.7 33 CLR CLR 270SCT300 61 54 15.0 0.0 0.508 10.4 33 10/26 21Z 63 51 272 11 0.00 0.00 559 576 7.5 -12.8 1019.2 0 CLR CLR CLR 64 61 15.0 0.0 0.603 10.6 36 10/27 00Z 60 48 276 11 0.00 0.00 560 576 7.9 -12.6 1018.4 0 CLR CLR CLR 64 60 15.0 0.0 0.434 11.0 39 10/27 03Z 56 49 283 7 0.00 0.00 560 576 7.9 -12.2 1018.9 0 CLR CLR CLR 60 56 15.0 0.0 0.459 10.0 42 10/27 06Z 54 49 269 5 0.00 0.00 561 576 8.3 -11.9 1018.4 0 CLR CLR CLR 60 54 15.0 0.0 0.470 10.4 45 10/27 09Z 53 48 280 5 0.00 0.00 560 575 8.2 -12.0 1018.3 0 CLR CLR CLR 54 53 15.0 0.0 0.456 9.7 48 10/27 12Z 52 47 231 2 0.00 0.00 559 574 8.5 -12.6 1017.6 1 CLR CLR CLR 54 52 15.0 0.0 0.442 9.7 51 10/27 15Z 52 48 171 3 0.00 0.00 559 573 8.0 -12.9 1017.7 18 CLR CLR 372FEW415 52 51 15.0 0.0 0.479 9.6 54 10/27 18Z 59 48 237 2 0.00 0.00 559 573 8.1 -13.1 1017.7 35 CLR CLR 316SCT401 59 51 15.0 0.0 0.481 9.7 57 10/27 21Z 62 46 278 6 0.00 0.00 559 572 8.7 -13.3 1016.0 100 CLR CLR 266OVC334 62 59 15.0 0.0 0.523 10.5 60 10/28 00Z 61 48 269 7 0.00 0.00 558 572 9.2 -13.9 1015.5 52 CLR CLR 268BKN334 63 59 15.0 0.0 0.445 11.1 63 10/28 03Z 55 50 232 4 0.00 0.00 559 572 9.0 -14.3 1015.9 8 CLR CLR 318FEW350 61 55 15.0 0.0 0.438 11.9 66 10/28 06Z 55 50 157 5 0.00 0.00 559 572 8.5 -14.6 1016.2 8 CLR CLR 318FEW347 61 55 15.0 0.0 0.440 12.0 69 10/28 09Z 53 49 129 4 0.00 0.00 558 571 8.2 -14.6 1016.2 6 CLR CLR 293FEW340 55 53 15.0 0.0 0.421 12.1 72 10/28 12Z 52 48 46 2 0.00 0.00 557 571 7.9 -14.5 1016.1 4 CLR CLR 293FEW334 55 52 15.0 0.0 0.441 11.5 75 10/28 15Z 52 46 42 2 0.00 0.00 557 571 8.2 -14.1 1016.7 6 CLR CLR 308FEW320 52 51 15.0 0.0 0.423 11.4 78 10/28 18Z 62 41 344 2 0.00 0.00 558 572 8.6 -14.3 1017.1 14 CLR CLR 339FEW373 62 51 15.0 0.0 0.386 11.7 81 10/28 21Z 65 40 305 6 0.00 0.00 558 572 9.3 -14.9 1015.7 99 CLR CLR 306OVC426 66 62 15.0 0.0 0.356 12.8 84 10/29 00Z 63 44 290 7 0.00 0.00 559 572 10.2 -15.3 1014.8 99 CLR CLR 283OVC406 66 62 15.0 0.0 0.355 13.3 87 10/29 03Z 56 48 287 4 0.00 0.00 559 571 10.5 -15.4 1015.1 100 CLR 227FEW237 245OVC411 63 56 15.0 0.0 0.363 13.8 90 10/29 06Z 55 47 227 2 0.00 0.00 558 571 10.5 -15.2 1015.3 98 CLR 223FEW236 251BKN389 63 55 15.0 0.0 0.384 13.5 93 10/29 09Z 55 46 159 2 0.00 0.00 557 570 10.0 -15.3 1014.9 98 CLR 203BKN241 258BKN348 55 55 15.0 0.0 0.419 13.3 96 10/29 12Z 55 46 141 3 0.00 0.00 557 569 9.4 -15.6 1014.1 99 CLR 196BKN241 261OVC344 55 54 15.0 0.0 0.489 13.0 99 10/29 15Z 56 43 124 3 0.00 0.00 556 568 9.3 -16.0 1013.9 98 CLR 161BKN241 249BKN376 56 55 15.0 0.0 0.570 12.6 102 10/29 18Z 62 41 251 1 0.00 0.00 556 567 8.9 -16.9 1014.1 99 CLR 151BKN240 259BKN375 62 55 15.0 0.0 0.604 11.9 105 10/29 21Z 66 42 278 3 0.00 0.00 555 566 9.4 -17.5 1012.5 100 CLR 134BKN240 262BKN359 66 62 15.0 0.0 0.608 12.7 108 10/30 00Z 62 49 293 7 0.00 0.00 555 565 9.2 -17.9 1011.9 100 CLR 130BKN240 257OVC367 66 61 15.0 0.0 0.688 12.9 111 10/30 03Z 58 50 281 4 0.00 0.00 553 564 8.5 -18.0 1013.2 100 CLR 141OVC240 242OVC357 62 58 15.0 0.0 0.685 12.0 114 10/30 06Z 56 49 263 3 0.00 0.00 553 564 8.8 -18.0 1013.3 100 CLR 143OVC239 252BKN354 62 56 15.0 0.0 0.659 11.2 117 10/30 09Z 55 49 223 2 0.00 0.00 552 563 9.1 -18.6 1013.0 100 CLR 129OVC213 299FEW320 57 55 15.0 0.0 0.609 10.4 120 10/30 12Z 54 49 196 3 0.00 0.00 551 562 8.4 -19.1 1013.1 100 CLR 129OVC204 299FEW317 57 54 15.0 0.0 0.650 9.5 123 10/30 15Z 55 49 187 4 0.00 0.00 550 562 7.9 -18.4 1014.0 100 108FEW119 122OVC187 357FEW371 55 54 15.0 0.0 0.653 8.4 126 10/30 18Z 60 47 220 6 0.00 0.00 550 563 7.9 -18.8 1014.4 95 108FEW119 121BKN179 357FEW371 60 54 15.0 0.0 0.583 8.4 129 10/30 21Z 62 46 258 9 0.00 0.00 551 562 7.8 -18.4 1013.4 30 CLR 126SCT158 CLR 62 60 15.0 0.0 0.555 9.9 132 10/31 00Z 59 46 263 10 0.00 0.00 551 562 7.9 -17.5 1013.3 32 113FEW119 124FEW156 341FEW398 62 59 15.0 0.0 0.539 9.4 135 10/31 03Z 54 45 280 7 0.00 0.00 550 562 7.5 -17.5 1014.5 91 113FEW119 119FEW142 329BKN398 59 54 15.0 0.0 0.543 9.6 138 10/31 06Z 53 45 256 4 0.00 0.00 550 563 7.5 -17.0 1014.7 96 113FEW119 120FEW138 305BKN394 59 53 15.0 0.0 0.562 9.2 141 10/31 09Z 52 44 257 4 0.00 0.00 551 563 7.2 -16.4 1014.5 83 113FEW119 120FEW130 268BKN375 53 52 15.0 0.0 0.541 8.3 144 10/31 12Z 52 44 229 3 0.00 0.00 551 562 7.1 -16.8 1013.9 91 112FEW119 185FEW206 251BKN368 53 52 15.0 0.0 0.551 8.2 147 10/31 15Z 53 44 196 2 0.00 0.00 551 562 7.0 -17.5 1013.7 100 CLR 186OVC239 239OVC368 53 52 15.0 0.0 0.552 9.2 150 10/31 18Z 58 44 209 3 0.00 0.00 550 562 6.4 -16.2 1014.2 100 CLR 184BKN239 239OVC369 58 52 15.0 0.0 0.624 8.3 153 10/31 21Z 58 43 279 6 0.00 0.00 550 561 5.7 -15.6 1013.0 100 111FEW118 141OVC238 239OVC373 59 57 15.0 0.0 0.693 8.0 156 11/01 00Z 58 42 294 4 0.00 0.00 550 560 4.8 -15.2 1012.5 100 104SCT118 129OVC238 239OVC373 59 57 15.0 0.0 0.728 9.6 159 11/01 03Z 56 42 22 1 0.00 0.00 549 560 4.5 -15.4 1012.7 100 094BKN118 118OVC239 239OVC379 57 56 15.0 0.0 0.768 10.1 162 11/01 06Z 55 40 32 1 0.01 0.00 549 559 2.9 -15.1 1012.3 100 076BKN117 118OVC238 238OVC380 58 55 14.8 0.0 0.854 8.4 165 11/01 09Z 51 43 95 3 0.05 0.00 547 557 2.7 -16.4 1011.8 100 -RA 033OVC117 117OVC236 250OVC359 55 51 14.0 0.0 0.891 6.3 168 11/01 12Z 50 44 40 3 0.02 0.00 546 555 2.6 -17.1 1010.2 100 -RA 028OVC114 117OVC230 250BKN356 55 50 14.8 0.0 0.808 6.5