Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 15MAY 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 05/15 12Z 50 47 161 5 0.00 0.00 566 578 16.5 -11.2 1015.0 3 CLR CLR 000FEW000 **** **** 15.0 0.0 0.465 16.0 3 05/15 15Z 55 48 197 3 0.00 0.00 564 577 14.5 -11.8 1016.0 7 CLR CLR 381FEW410 55 50 15.0 0.0 0.498 16.7 6 05/15 18Z 65 48 274 5 0.00 0.00 564 577 14.4 -12.2 1016.1 4 CLR CLR 380FEW410 65 50 15.0 0.0 0.463 16.9 9 05/15 21Z 66 49 264 8 0.00 0.00 564 577 15.6 -13.6 1015.6 0 CLR CLR CLR 67 65 15.0 0.0 0.367 17.8 12 05/16 00Z 65 48 235 6 0.00 0.00 564 576 16.0 -12.7 1014.4 0 CLR CLR CLR 67 64 15.0 0.0 0.337 18.4 15 05/16 03Z 57 47 199 5 0.00 0.00 564 576 16.4 -12.3 1014.2 0 CLR CLR CLR 65 56 15.0 0.0 0.303 18.9 18 05/16 06Z 52 46 210 4 0.00 0.00 563 576 15.4 -12.2 1015.1 1 CLR CLR CLR 65 52 15.0 0.0 0.313 16.7 21 05/16 09Z 51 45 220 4 0.00 0.00 560 573 12.8 -12.9 1015.4 8 CLR CLR 341FEW369 52 51 15.0 0.0 0.418 14.9 24 05/16 12Z 50 45 256 5 0.00 0.00 558 570 10.5 -12.7 1015.1 27 CLR FEW 287SCT348 52 50 15.0 0.0 0.526 11.6 27 05/16 15Z 55 43 299 1 0.00 0.00 557 570 10.4 -15.1 1015.7 2 CLR CLR FEW 55 49 15.0 0.0 0.481 9.4 30 05/16 18Z 62 43 272 6 0.00 0.00 559 572 11.0 -14.2 1015.7 1 CLR CLR CLR 62 50 15.0 0.0 0.420 11.4 33 05/16 21Z 65 47 263 10 0.00 0.00 560 572 11.3 -13.5 1014.5 7 CLR CLR 345FEW368 65 62 15.0 0.0 0.453 12.8 36 05/17 00Z 61 46 258 10 0.00 0.00 561 572 11.8 -13.2 1013.0 21 CLR CLR 313FEW388 66 61 15.0 0.0 0.526 14.5 39 05/17 03Z 54 46 249 6 0.00 0.00 561 571 12.7 -12.9 1012.8 44 CLR CLR 354SCT392 61 54 15.0 0.0 0.558 14.3 42 05/17 06Z 51 45 220 4 0.00 0.00 561 571 13.4 -10.8 1012.7 72 CLR CLR 321BKN414 61 51 15.0 0.0 0.634 11.5 45 05/17 09Z 50 44 205 3 0.00 0.00 561 571 12.0 -9.8 1012.0 64 CLR CLR 316BKN419 51 50 15.0 0.0 0.600 11.7 48 05/17 12Z 49 43 262 2 0.00 0.00 561 570 10.9 -10.4 1011.4 34 CLR CLR 319SCT419 51 49 15.0 0.0 0.523 12.5 51 05/17 15Z 53 42 248 3 0.00 0.00 561 570 10.8 -11.2 1011.7 78 CLR CLR 355BKN424 53 49 15.0 0.0 0.490 11.4 54 05/17 18Z 61 41 318 6 0.00 0.00 561 570 10.2 -10.3 1011.2 89 CLR CLR 326BKN423 61 48 15.0 0.0 0.525 10.6 57 05/17 21Z 64 44 282 14 0.00 0.00 561 570 8.6 -9.3 1010.3 31 CLR CLR 399SCT442 66 61 15.0 0.0 0.579 14.2 60 05/18 00Z 66 45 268 10 0.00 0.00 562 570 10.1 -8.7 1008.5 33 CLR CLR 416SCT455 68 60 15.0 0.0 0.551 15.4 63 05/18 03Z 61 44 278 8 0.00 0.00 564 570 11.9 -5.8 1007.9 7 CLR CLR 449FEW395 67 61 15.0 0.0 0.376 18.7 66 05/18 06Z 66 28 1 13 0.00 0.00 564 572 11.4 -6.0 1009.0 4 CLR CLR 449FEW403 68 60 15.0 0.0 0.238 17.4 69 05/18 09Z 61 31 332 11 0.00 0.00 563 571 11.2 -8.5 1009.4 2 CLR CLR 372FEW384 67 61 15.0 0.0 0.266 17.4 72 05/18 12Z 62 32 346 11 0.00 0.00 562 570 10.7 -10.6 1010.4 29 CLR CLR 331SCT374 67 59 15.0 0.0 0.269 15.9 75 05/18 15Z 65 34 352 11 0.00 0.00 561 572 10.9 -10.3 1012.0 0 CLR CLR CLR 65 61 15.0 0.0 0.215 15.1 78 05/18 18Z 72 34 348 10 0.00 0.00 562 573 9.8 -11.1 1012.4 0 CLR CLR CLR 72 61 15.0 0.0 0.245 16.0 81 05/18 21Z 71 41 274 12 0.00 0.00 563 573 11.9 -11.9 1011.9 0 CLR CLR CLR 75 70 15.0 0.0 0.310 18.3 84 05/19 00Z 67 44 261 8 0.00 0.00 564 573 13.9 -12.4 1011.3 0 CLR CLR CLR 75 66 15.0 0.0 0.381 17.8 87 05/19 03Z 58 47 231 5 0.00 0.00 564 574 14.5 -12.3 1012.1 0 CLR CLR CLR 67 58 15.0 0.0 0.384 19.5 90 05/19 06Z 54 47 194 4 0.00 0.00 564 575 14.3 -11.9 1013.5 0 CLR CLR CLR 67 54 15.0 0.0 0.418 20.2 93 05/19 09Z 53 48 170 3 0.00 0.00 564 575 14.8 -11.8 1013.4 0 CLR CLR CLR 54 52 15.0 0.0 0.443 20.4 96 05/19 12Z 53 47 118 1 0.00 0.00 564 576 15.0 -11.6 1013.6 0 CLR CLR CLR 54 52 15.0 0.0 0.439 20.1 99 05/19 15Z 61 46 74 1 0.00 0.00 564 577 14.7 -11.3 1014.9 0 CLR CLR CLR 61 53 15.0 0.0 0.447 19.0 102 05/19 18Z 71 48 250 2 0.00 0.00 565 578 14.8 -11.3 1015.0 0 CLR CLR CLR 71 52 15.0 0.0 0.423 19.1 105 05/19 21Z 74 47 293 10 0.00 0.00 567 579 15.4 -11.6 1014.4 1 CLR CLR CLR 76 70 15.0 0.0 0.419 20.1 108 05/20 00Z 69 46 290 8 0.00 0.00 568 579 15.7 -11.9 1013.8 33 CLR CLR 404SCT451 76 66 15.0 0.0 0.409 20.8 111 05/20 03Z 59 48 283 4 0.00 0.00 568 580 16.4 -11.0 1014.5 7 CLR CLR 408FEW448 69 59 15.0 0.0 0.427 21.2 114 05/20 06Z 55 48 267 3 0.00 0.00 568 580 17.3 -10.5 1014.8 7 CLR CLR 413FEW450 69 55 15.1 0.0 0.455 21.2 117 05/20 09Z 54 48 189 1 0.00 0.00 568 580 17.6 -10.0 1014.0 27 CLR CLR 421SCT455 55 54 15.0 0.0 0.456 20.9 120 05/20 12Z 53 47 329 1 0.00 0.00 568 580 17.3 -10.3 1013.6 17 CLR CLR 419FEW453 55 53 15.0 0.0 0.453 20.7 123 05/20 15Z 61 46 110 1 0.00 0.00 568 580 16.7 -9.9 1014.2 5 CLR CLR 409FEW427 61 53 15.0 0.0 0.465 20.1 126 05/20 18Z 73 48 289 3 0.00 0.00 569 581 16.7 -9.4 1013.6 4 CLR CLR 413FEW429 73 53 15.0 0.0 0.496 20.0 129 05/20 21Z 77 48 284 8 0.00 0.00 571 581 17.5 -9.4 1012.2 2 CLR CLR 445FEW457 79 72 15.0 0.0 0.516 22.8 132 05/21 00Z 71 49 297 8 0.00 0.00 571 581 18.3 -9.7 1011.4 3 CLR CLR 445FEW457 80 68 15.0 0.0 0.563 23.6 135 05/21 03Z 61 48 307 6 0.00 0.00 571 581 18.9 -9.6 1011.8 6 CLR CLR 433FEW457 71 61 15.0 0.0 0.568 23.6 138 05/21 06Z 57 48 320 3 0.00 0.00 571 581 19.2 -9.6 1012.7 6 CLR CLR 433FEW454 71 57 15.0 0.0 0.551 22.4 141 05/21 09Z 57 47 301 1 0.00 0.00 570 580 19.0 -10.0 1012.0 1 CLR CLR CLR 58 57 15.0 0.0 0.556 22.5 144 05/21 12Z 56 47 328 2 0.00 0.00 570 580 18.9 -10.1 1011.6 0 CLR CLR CLR 58 56 15.0 0.0 0.562 23.0 147 05/21 15Z 62 48 307 3 0.00 0.00 569 580 18.7 -10.4 1012.3 0 CLR CLR CLR 62 55 15.0 0.0 0.560 22.5 150 05/21 18Z 70 49 301 6 0.00 0.00 570 580 18.6 -10.6 1012.1 0 CLR CLR CLR 71 55 15.0 0.0 0.568 22.0 153 05/21 21Z 73 49 305 9 0.00 0.00 570 580 18.7 -10.5 1011.2 0 CLR CLR CLR 73 70 15.0 0.0 0.582 22.9 156 05/22 00Z 70 48 301 10 0.00 0.00 570 579 19.1 -10.4 1010.2 0 CLR CLR CLR 74 68 15.0 0.0 0.557 22.8 159 05/22 03Z 60 50 314 6 0.00 0.00 570 579 19.1 -11.0 1010.5 0 CLR CLR CLR 70 60 15.0 0.0 0.521 22.1 162 05/22 06Z 56 49 311 3 0.00 0.00 569 578 19.0 -11.2 1011.1 0 CLR CLR CLR 70 56 15.0 0.0 0.539 21.1 165 05/22 09Z 55 50 313 3 0.00 0.00 568 577 19.0 -11.7 1010.0 5 CLR CLR 390FEW412 56 55 15.0 0.0 0.517 21.0 168 05/22 12Z 54 50 326 3 0.00 0.00 568 576 18.9 -12.0 1009.6 6 CLR CLR 384FEW406 56 54 15.0 0.0 0.495 20.6