Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 13MAY 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 05/13 00Z 58 50 276 8 0.00 0.00 568 580 17.5 -12.1 1014.6 100 CLR CLR 000OVC000 **** **** 15.0 0.0 0.548 17.8 3 05/13 03Z 54 48 247 6 0.00 0.00 567 580 16.4 -11.7 1015.6 80 CLR CLR 324BKN396 58 54 15.0 0.0 0.524 15.2 6 05/13 06Z 54 50 225 6 0.00 0.00 566 580 12.8 -11.7 1016.9 90 CLR CLR 318BKN392 58 53 15.0 0.0 0.685 14.6 9 05/13 09Z 53 51 214 5 0.00 0.00 564 579 11.9 -12.4 1017.6 42 CLR CLR 315SCT369 54 53 15.0 0.0 0.628 13.8 12 05/13 12Z 54 51 248 6 0.00 0.00 563 578 11.4 -12.3 1018.1 53 005SCT017 CLR 315FEW369 55 53 15.0 0.0 0.591 13.5 15 05/13 15Z 56 51 252 7 0.00 0.00 562 578 11.9 -11.3 1019.1 90 007BKN016 CLR CLR 56 54 15.0 0.0 0.486 12.9 18 05/13 18Z 61 49 260 9 0.00 0.00 563 579 12.5 -10.3 1019.6 55 007BKN016 CLR CLR 61 54 15.0 0.0 0.382 12.5 21 05/13 21Z 62 48 263 11 0.00 0.00 564 580 13.7 -10.1 1019.4 0 CLR CLR CLR 62 61 15.0 0.0 0.434 11.5 24 05/14 00Z 60 46 262 10 0.00 0.00 564 580 14.9 -10.0 1018.5 0 CLR CLR CLR 62 60 15.0 0.0 0.449 13.3 27 05/14 03Z 54 47 227 6 0.00 0.00 565 580 15.4 -10.1 1018.0 4 CLR CLR 370FEW385 60 54 15.0 0.0 0.436 15.8 30 05/14 06Z 51 47 170 6 0.00 0.00 566 581 15.3 -10.4 1017.8 2 CLR CLR 370FEW385 60 51 15.0 0.0 0.427 16.7 33 05/14 09Z 50 47 161 5 0.00 0.00 566 581 15.2 -11.1 1017.1 0 CLR CLR CLR 51 50 15.0 0.0 0.449 17.4 36 05/14 12Z 50 47 161 3 0.00 0.00 566 580 14.8 -11.1 1016.6 0 CLR CLR CLR 51 50 15.0 0.0 0.499 17.9 39 05/14 15Z 55 47 172 3 0.00 0.00 566 580 14.4 -11.1 1017.1 0 CLR CLR CLR 55 50 15.0 0.0 0.527 17.8 42 05/14 18Z 65 50 290 4 0.00 0.00 567 581 14.7 -11.1 1016.8 0 CLR CLR CLR 66 50 15.0 0.0 0.553 17.7 45 05/14 21Z 67 50 292 9 0.00 0.00 568 582 15.8 -10.3 1016.0 0 CLR CLR CLR 69 65 15.0 0.0 0.504 18.8 48 05/15 00Z 63 48 270 7 0.00 0.00 568 581 17.3 -10.3 1015.3 0 CLR CLR CLR 69 62 15.0 0.0 0.422 19.0 51 05/15 03Z 56 48 214 5 0.00 0.00 569 581 17.7 -10.3 1015.2 2 CLR CLR 333FEW352 63 56 15.0 0.0 0.444 20.9 54 05/15 06Z 53 48 180 6 0.00 0.00 568 581 17.8 -9.9 1015.4 1 CLR CLR CLR 63 53 15.0 0.0 0.453 20.2 57 05/15 09Z 51 48 173 6 0.00 0.00 568 580 17.9 -10.4 1014.9 0 CLR CLR CLR 53 51 15.0 0.0 0.473 19.0 60 05/15 12Z 50 46 162 5 0.00 0.00 567 579 17.3 -10.8 1014.6 25 CLR CLR 339SCT399 53 50 15.0 0.0 0.420 16.7 63 05/15 15Z 55 47 216 2 0.00 0.00 565 578 14.7 -11.1 1015.7 6 CLR CLR 371FEW403 55 50 15.0 0.0 0.501 16.7 66 05/15 18Z 65 46 272 5 0.00 0.00 565 578 14.7 -11.5 1015.4 3 CLR CLR 371FEW403 65 50 15.0 0.0 0.447 17.0 69 05/15 21Z 67 49 263 8 0.00 0.00 565 578 15.3 -12.3 1015.2 0 CLR CLR CLR 68 65 15.0 0.0 0.388 18.1 72 05/16 00Z 65 49 240 7 0.00 0.00 565 577 16.3 -12.4 1013.9 0 CLR CLR CLR 68 64 15.0 0.0 0.340 18.5 75 05/16 03Z 57 48 209 5 0.00 0.00 564 576 17.4 -13.3 1014.2 0 CLR CLR CLR 65 57 15.0 0.0 0.282 19.0 78 05/16 06Z 52 47 186 5 0.00 0.00 563 575 17.0 -14.1 1014.8 1 CLR CLR CLR 65 52 15.0 0.0 0.337 17.1 81 05/16 09Z 51 46 170 4 0.00 0.00 561 573 14.9 -14.3 1015.3 7 CLR CLR 332FEW357 52 51 15.0 0.0 0.520 19.4 84 05/16 12Z 51 45 226 3 0.00 0.00 559 572 13.7 -12.0 1015.6 8 CLR CLR 328FEW351 53 50 15.0 0.0 0.317 18.0 87 05/16 15Z 55 44 232 5 0.00 0.00 558 572 10.8 -12.6 1016.7 6 CLR CLR 338FEW375 55 50 15.0 0.0 0.491 13.7 90 05/16 18Z 61 45 264 8 0.00 0.00 559 573 9.5 -11.6 1016.2 21 CLR CLR 303FEW411 61 50 15.0 0.0 0.630 10.3 93 05/16 21Z 63 47 262 14 0.00 0.00 560 573 8.4 -10.7 1014.9 16 CLR CLR 351FEW385 64 61 15.0 0.0 0.661 12.2 96 05/17 00Z 61 47 283 15 0.00 0.00 561 572 9.6 -10.3 1013.4 29 CLR CLR 305SCT402 64 61 15.0 0.0 0.736 14.3 99 05/17 03Z 54 46 284 10 0.00 0.00 561 572 9.1 -10.7 1013.2 71 CLR CLR 329BKN427 61 54 15.0 0.0 0.720 11.4 102 05/17 06Z 51 45 278 7 0.00 0.00 560 571 11.2 -10.6 1013.3 56 CLR CLR 330BKN425 61 51 15.0 0.0 0.702 9.8 105 05/17 09Z 50 42 247 3 0.00 0.00 562 572 11.7 -8.7 1012.1 7 CLR CLR 362FEW403 51 50 15.0 0.0 0.610 8.7 108 05/17 12Z 49 39 27 1 0.00 0.00 562 572 10.0 -9.1 1011.8 38 CLR CLR 362SCT438 51 49 15.0 0.0 0.598 11.8 111 05/17 15Z 53 38 306 5 0.00 0.00 562 573 9.3 -9.2 1013.1 100 CLR CLR 350OVC443 53 49 15.0 0.0 0.622 11.2 114 05/17 18Z 61 39 304 6 0.00 0.00 563 573 9.4 -9.1 1012.5 85 CLR CLR 340BKN434 61 49 15.0 0.0 0.638 10.4 117 05/17 21Z 65 45 270 9 0.00 0.00 564 574 9.4 -7.5 1011.8 10 CLR CLR 448FEW416 65 61 15.0 0.0 0.695 12.7 120 05/18 00Z 64 47 265 10 0.00 0.00 565 574 10.7 -7.4 1010.4 7 CLR CLR 451FEW411 66 61 15.0 0.0 0.669 14.4 123 05/18 03Z 56 47 234 4 0.00 0.00 566 574 11.9 -7.9 1010.4 0 CLR CLR CLR 64 56 15.0 0.0 0.614 15.5 126 05/18 06Z 52 47 203 3 0.00 0.00 566 575 12.8 -7.2 1011.3 0 CLR CLR CLR 64 52 15.0 0.0 0.501 17.1 129 05/18 09Z 51 47 218 3 0.00 0.00 566 575 13.8 -8.0 1010.8 0 CLR CLR CLR 52 51 15.0 0.0 0.411 17.7 132 05/18 12Z 51 46 201 1 0.00 0.00 566 576 13.1 -9.4 1011.2 1 CLR CLR CLR 52 50 15.0 0.0 0.312 18.0 135 05/18 15Z 58 44 286 1 0.00 0.00 566 577 12.7 -9.3 1013.1 1 CLR CLR 391FEW403 58 51 15.0 0.0 0.294 15.9 138 05/18 18Z 69 39 320 4 0.00 0.00 567 578 12.1 -10.1 1013.7 1 CLR CLR CLR 70 50 15.0 0.0 0.334 16.5 141 05/18 21Z 70 44 277 9 0.00 0.00 568 579 13.2 -9.9 1012.7 0 CLR CLR CLR 74 68 15.0 0.0 0.380 18.9 144 05/19 00Z 69 42 285 7 0.00 0.00 569 579 15.2 -10.2 1011.5 0 CLR CLR CLR 75 65 15.0 0.0 0.394 20.4 147 05/19 03Z 60 47 253 5 0.00 0.00 569 580 16.0 -10.0 1012.4 1 CLR CLR 433FEW445 70 60 15.0 0.0 0.426 20.3 150 05/19 06Z 55 47 205 3 0.00 0.00 569 580 16.0 -9.9 1013.2 1 CLR CLR CLR 70 54 15.0 0.0 0.425 20.7 153 05/19 09Z 54 47 186 3 0.00 0.00 569 580 16.4 -9.6 1012.7 1 CLR CLR 433FEW445 55 54 15.0 0.0 0.410 21.4 156 05/19 12Z 54 46 43 2 0.00 0.00 569 580 16.0 -9.9 1013.0 6 CLR CLR 410FEW427 55 53 15.0 0.0 0.431 20.9 159 05/19 15Z 62 44 147 1 0.00 0.00 569 581 16.1 -10.2 1013.6 8 CLR CLR 429FEW442 62 54 15.0 0.0 0.448 20.6 162 05/19 18Z 72 47 284 4 0.00 0.00 569 581 16.0 -9.7 1014.1 7 CLR CLR 430FEW447 73 53 15.0 0.0 0.486 20.0 165 05/19 21Z 77 48 291 8 0.00 0.00 571 582 16.6 -9.4 1013.4 7 CLR CLR 414FEW449 78 72 15.0 0.0 0.486 21.8 168 05/20 00Z 72 47 297 9 0.00 0.00 571 582 17.6 -9.5 1013.2 19 CLR CLR 402FEW455 79 69 15.0 0.0 0.449 22.6