Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 15MAR 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 03/15 12Z 53 51 354 1 0.00 0.00 567 583 14.4 -9.7 1018.6 99 CLR CLR 000OVC000 **** **** 15.0 0.0 0.650 17.8 3 03/15 15Z 54 51 199 1 0.00 0.00 567 584 15.4 -10.0 1019.7 59 CLR CLR 372BKN429 54 53 15.0 0.0 0.553 17.6 6 03/15 18Z 65 54 324 2 0.00 0.00 568 585 16.5 -9.0 1020.0 42 CLR CLR 381SCT437 65 53 15.0 0.0 0.467 18.3 9 03/15 21Z 72 51 331 5 0.00 0.00 571 586 17.5 -7.8 1018.1 84 FEW CLR 420BKN340 72 65 11.0 0.0 0.532 18.9 12 03/16 00Z 71 50 291 7 0.00 0.00 572 586 18.2 -7.1 1016.2 82 FEW CLR 417BKN364 75 65 15.0 0.0 0.553 20.3 15 03/16 03Z 59 49 316 2 0.00 0.00 572 587 18.3 -7.7 1017.8 27 CLR CLR 420SCT459 71 59 15.0 0.0 0.558 20.5 18 03/16 06Z 58 48 120 1 0.00 0.00 573 588 18.1 -6.7 1018.2 56 CLR CLR 385BKN374 71 58 15.0 0.0 0.556 21.1 21 03/16 09Z 58 48 106 3 0.00 0.00 574 588 18.4 -6.0 1017.1 89 CLR CLR 346BKN419 59 57 15.0 0.0 0.530 22.0 24 03/16 12Z 57 48 34 2 0.00 0.00 574 588 18.0 -5.1 1016.7 83 CLR CLR 357BKN422 59 57 15.0 0.0 0.488 21.0 27 03/16 15Z 59 47 91 2 0.00 0.00 573 588 18.0 -5.7 1017.6 100 CLR CLR 328OVC423 59 57 15.0 0.0 0.486 21.2 30 03/16 18Z 70 49 68 0 0.00 0.00 574 589 18.6 -5.9 1018.1 98 CLR CLR 352OVC425 70 57 15.0 0.0 0.452 20.8 33 03/16 21Z 74 49 329 4 0.00 0.00 575 589 19.1 -5.9 1016.6 50 CLR CLR 411SCT459 75 70 15.0 0.0 0.442 20.6 36 03/17 00Z 75 51 301 6 0.00 0.00 576 589 19.8 -5.7 1014.8 29 CLR CLR 410SCT456 77 69 15.0 0.0 0.502 21.5 39 03/17 03Z 62 50 313 3 0.00 0.00 577 590 20.3 -5.8 1014.8 2 CLR CLR 414FEW450 75 62 15.0 0.0 0.496 22.5 42 03/17 06Z 60 50 109 0 0.00 0.00 577 590 20.6 -5.7 1015.4 2 CLR CLR 400FEW425 75 60 15.0 0.0 0.473 23.0 45 03/17 09Z 59 50 87 2 0.00 0.00 577 590 20.1 -5.9 1015.2 5 CLR CLR 379FEW391 61 59 15.0 0.0 0.467 23.4 48 03/17 12Z 59 50 70 1 0.00 0.00 576 589 19.8 -6.0 1014.7 2 CLR CLR 379FEW390 61 58 15.0 0.0 0.451 22.6 51 03/17 15Z 59 51 44 2 0.00 0.00 575 589 19.5 -6.6 1015.7 3 CLR CLR 399FEW422 59 58 15.0 0.0 0.452 22.1 54 03/17 18Z 72 53 31 1 0.00 0.00 576 589 19.9 -6.8 1015.8 3 CLR CLR 424FEW443 72 58 15.0 0.0 0.408 22.9 57 03/17 21Z 78 54 322 2 0.00 0.00 577 589 20.9 -7.1 1014.1 1 CLR CLR 437FEW449 78 72 15.0 0.0 0.378 23.1 60 03/18 00Z 79 53 334 5 0.00 0.00 578 589 20.9 -7.0 1012.6 0 CLR CLR CLR 81 72 15.0 0.0 0.408 23.0 63 03/18 03Z 67 53 309 2 0.00 0.00 578 589 21.1 -7.2 1013.2 0 CLR CLR CLR 79 66 15.0 0.0 0.395 23.8 66 03/18 06Z 63 53 109 1 0.00 0.00 578 590 20.7 -6.9 1014.6 0 CLR CLR CLR 79 63 15.0 0.0 0.404 23.6 69 03/18 09Z 61 53 71 1 0.00 0.00 577 589 20.4 -6.7 1014.8 12 CLR CLR 437FEW461 63 61 15.0 0.0 0.403 23.4 72 03/18 12Z 60 52 71 2 0.00 0.00 576 589 20.0 -7.0 1014.6 46 CLR CLR 443SCT398 63 60 15.0 0.0 0.404 22.8 75 03/18 15Z 60 52 58 2 0.00 0.00 575 589 19.7 -7.4 1015.9 44 CLR CLR 445SCT390 60 59 15.0 0.0 0.384 22.3 78 03/18 18Z 72 55 338 2 0.00 0.00 576 590 20.0 -7.3 1016.5 24 CLR CLR 445FEW388 72 59 15.0 0.0 0.393 22.6 81 03/18 21Z 78 57 297 3 0.00 0.00 576 590 20.2 -7.4 1015.4 0 CLR CLR CLR 79 72 15.0 0.0 0.451 22.5 84 03/19 00Z 78 55 293 6 0.00 0.00 576 589 20.0 -7.2 1014.5 0 CLR CLR CLR 80 72 15.0 0.0 0.460 23.1 87 03/19 03Z 68 53 318 3 0.00 0.00 575 589 19.8 -7.0 1015.7 0 CLR CLR CLR 78 67 15.0 0.0 0.479 22.6 90 03/19 06Z 64 54 34 0 0.00 0.00 575 589 19.5 -7.3 1016.8 0 CLR CLR CLR 78 64 15.0 0.0 0.444 22.8 93 03/19 09Z 62 55 87 1 0.00 0.00 574 589 19.5 -7.5 1017.3 0 CLR CLR CLR 64 62 15.0 0.0 0.420 22.8 96 03/19 12Z 61 54 55 1 0.00 0.00 574 588 19.3 -7.6 1017.2 0 CLR CLR CLR 64 61 15.0 0.0 0.430 22.2 99 03/19 15Z 61 54 41 2 0.00 0.00 573 589 18.7 -8.0 1018.5 0 CLR CLR CLR 61 60 15.0 0.0 0.442 21.9 102 03/19 18Z 72 56 335 1 0.00 0.00 574 590 19.3 -8.4 1018.8 0 CLR CLR CLR 72 60 15.0 0.0 0.430 22.4 105 03/19 21Z 78 56 305 3 0.00 0.00 575 590 19.8 -8.0 1017.4 0 CLR CLR CLR 79 72 15.0 0.0 0.454 22.5 108 03/20 00Z 78 54 300 7 0.00 0.00 575 589 20.0 -8.1 1016.0 0 CLR CLR CLR 81 72 15.0 0.0 0.474 23.2 111 03/20 03Z 65 51 300 3 0.00 0.00 575 590 20.2 -8.0 1016.5 0 CLR CLR CLR 78 65 15.0 0.0 0.448 22.7 114 03/20 06Z 63 51 72 0 0.00 0.00 575 589 20.1 -8.3 1016.5 0 CLR CLR CLR 78 63 15.0 0.0 0.421 22.9 117 03/20 09Z 61 51 315 1 0.00 0.00 574 588 19.8 -8.3 1016.4 0 CLR CLR CLR 64 61 15.0 0.0 0.421 22.5 120 03/20 12Z 60 51 9 1 0.00 0.00 574 587 19.4 -8.7 1015.8 0 CLR CLR CLR 64 60 15.0 0.0 0.441 22.0 123 03/20 15Z 60 52 40 1 0.00 0.00 573 587 19.5 -9.1 1016.0 0 CLR CLR CLR 61 59 15.0 0.0 0.454 21.6 126 03/20 18Z 71 56 315 4 0.00 0.00 574 587 19.3 -9.2 1016.1 26 CLR CLR 356SCT399 71 59 15.0 0.0 0.486 21.4 129 03/20 21Z 76 57 297 6 0.00 0.00 574 587 19.1 -9.1 1014.9 31 FEW CLR 348SCT398 76 70 15.0 0.0 0.532 21.6 132 03/21 00Z 71 55 291 8 0.00 0.00 574 585 19.3 -8.9 1013.2 63 CLR CLR 337BKN399 77 70 15.0 0.0 0.551 22.4 135 03/21 03Z 62 51 287 4 0.00 0.00 573 585 19.6 -9.1 1013.2 62 CLR CLR 328BKN399 71 62 15.0 0.0 0.525 22.3 138 03/21 06Z 58 50 246 3 0.00 0.00 572 584 19.1 -8.8 1013.8 75 CLR CLR 333BKN393 71 58 15.1 0.0 0.496 22.3 141 03/21 09Z 56 51 227 2 0.00 0.00 571 583 18.8 -9.1 1013.9 100 CLR CLR 301OVC387 58 56 14.9 0.0 0.504 21.2 144 03/21 12Z 55 51 227 1 0.00 0.00 570 581 18.5 -9.7 1013.2 83 CLR CLR 299BKN390 58 55 14.9 0.0 0.524 20.5 147 03/21 15Z 57 51 229 1 0.00 0.00 569 580 17.6 -10.1 1013.8 66 CLR CLR 284BKN391 57 55 15.0 0.0 0.548 20.2 150 03/21 18Z 66 52 286 5 0.00 0.00 568 580 17.4 -10.6 1014.1 47 CLR CLR 285SCT379 66 55 15.1 0.0 0.588 19.7 153 03/21 21Z 68 52 280 6 0.00 0.00 569 580 17.4 -10.7 1013.1 85 CLR CLR 297BKN402 69 66 15.2 0.0 0.574 20.3 156 03/22 00Z 65 52 261 6 0.00 0.00 569 578 17.3 -10.9 1011.5 88 CLR CLR 292BKN403 69 64 15.0 0.0 0.664 19.9 159 03/22 03Z 55 49 233 4 0.00 0.00 568 579 17.6 -10.9 1012.1 99 CLR 235FEW246 275OVC373 65 55 15.0 0.0 0.629 20.5 162 03/22 06Z 53 47 191 4 0.00 0.00 568 578 17.5 -11.2 1012.6 98 CLR 235FEW245 290BKN371 65 53 15.0 0.0 0.532 20.5 165 03/22 09Z 51 47 197 4 0.00 0.00 567 577 17.2 -11.3 1012.1 55 CLR 217FEW226 311BKN368 53 51 15.0 0.0 0.491 20.4 168 03/22 12Z 50 47 213 3 0.00 0.00 566 575 16.7 -11.6 1011.2 65 CLR CLR 307BKN374 53 50 15.0 0.0 0.497 19.6