Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 23SEP 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 09/23 00Z 62 53 280 7 0.00 0.00 570 581 19.5 -10.2 1013.1 2 000FEW000 CLR CLR **** **** 15.0 0.0 0.743 18.6 3 09/23 03Z 56 53 212 3 0.00 0.00 570 582 19.8 -9.6 1013.8 7 010FEW014 CLR CLR 62 55 13.5 0.0 0.600 20.0 6 09/23 06Z 56 53 178 5 0.00 0.00 571 583 19.8 -8.8 1014.0 11 009FEW014 CLR CLR 62 55 15.0 0.0 0.574 20.4 9 09/23 09Z 56 52 156 4 0.00 0.00 571 583 19.8 -8.7 1013.3 0 CLR CLR CLR 56 56 15.0 0.0 0.613 21.3 12 09/23 12Z 55 51 91 1 0.00 0.00 572 583 19.7 -8.6 1013.0 0 CLR CLR CLR 56 55 15.0 0.0 0.596 20.8 15 09/23 15Z 58 49 114 1 0.00 0.00 572 583 19.5 -8.2 1013.6 1 CLR CLR CLR 58 55 15.0 0.0 0.539 20.9 18 09/23 18Z 71 51 297 3 0.00 0.00 573 584 19.5 -8.1 1013.4 29 CLR CLR 342SCT391 71 55 15.0 0.0 0.538 21.2 21 09/23 21Z 77 53 291 7 0.00 0.00 574 585 20.0 -8.1 1011.9 11 CLR CLR 375FEW406 77 71 15.0 0.0 0.558 21.9 24 09/24 00Z 72 53 288 8 0.00 0.00 575 584 20.4 -8.4 1010.7 9 CLR CLR 384FEW413 78 71 15.0 0.0 0.556 24.2 27 09/24 03Z 63 52 271 2 0.00 0.00 575 584 21.1 -9.0 1010.8 5 CLR CLR 411FEW428 72 63 15.0 0.0 0.550 24.6 30 09/24 06Z 61 52 237 2 0.00 0.00 575 584 20.8 -9.7 1011.7 5 CLR CLR 407FEW423 72 61 15.0 0.0 0.572 23.9 33 09/24 09Z 61 51 208 2 0.00 0.00 574 584 21.0 -9.5 1011.2 2 CLR CLR 337FEW348 61 60 15.0 0.0 0.542 24.4 36 09/24 12Z 59 51 272 2 0.00 0.00 573 583 20.9 -9.8 1011.2 3 CLR CLR 311FEW322 61 59 15.0 0.0 0.523 23.9 39 09/24 15Z 62 51 161 2 0.00 0.00 572 583 20.5 -9.9 1012.0 16 CLR CLR 402FEW434 62 58 15.0 0.0 0.515 23.5 42 09/24 18Z 72 52 293 4 0.00 0.00 572 583 20.4 -9.8 1012.6 41 CLR CLR 385SCT434 72 58 15.0 0.0 0.550 23.3 45 09/24 21Z 74 52 288 8 0.00 0.00 572 583 20.1 -9.7 1012.1 92 CLR CLR 321BKN401 74 72 15.0 0.0 0.609 22.8 48 09/25 00Z 67 51 266 8 0.00 0.00 571 582 19.6 -9.7 1012.3 96 CLR CLR 312BKN382 75 67 15.0 0.0 0.669 21.8 51 09/25 03Z 62 51 226 4 0.00 0.00 571 582 19.1 -9.4 1012.8 100 CLR 222SCT247 259OVC386 67 62 15.0 0.0 0.649 21.6 54 09/25 06Z 62 52 220 4 0.00 0.00 570 582 18.1 -9.2 1013.5 100 CLR 212BKN247 253OVC404 67 61 15.0 0.0 0.764 20.2 57 09/25 09Z 60 55 206 4 0.00 0.00 569 581 16.4 -9.2 1013.9 99 CLR 226FEW246 288OVC381 61 60 15.0 0.0 0.947 18.2 60 09/25 12Z 59 57 208 4 0.00 0.00 568 580 16.1 -9.5 1014.3 65 CLR 225FEW246 303BKN386 61 59 15.0 0.0 0.981 17.7 63 09/25 15Z 60 57 213 3 0.00 0.00 568 581 15.7 -9.4 1015.5 32 006FEW013 CLR 390FEW415 60 58 14.6 0.0 0.940 17.9 66 09/25 18Z 68 55 233 3 0.00 0.00 568 581 15.5 -9.1 1015.6 30 005FEW013 CLR 390FEW416 68 58 15.0 0.0 0.887 17.9 69 09/25 21Z 69 52 257 8 0.00 0.00 568 581 15.8 -8.8 1014.9 0 CLR CLR CLR 70 68 15.0 0.0 0.899 18.4 72 09/26 00Z 66 50 252 7 0.00 0.00 569 580 16.4 -8.7 1013.6 1 CLR CLR FEW 70 66 15.0 0.0 0.789 18.6 75 09/26 03Z 59 51 195 5 0.00 0.00 569 581 16.6 -8.9 1013.6 0 CLR CLR CLR 66 59 15.0 0.0 0.702 19.4 78 09/26 06Z 58 51 191 5 0.00 0.00 569 580 16.7 -9.3 1013.5 0 CLR CLR CLR 66 57 15.0 0.0 0.653 18.8 81 09/26 09Z 55 50 192 5 0.00 0.00 569 579 16.4 -9.2 1012.9 4 CLR CLR 374FEW387 57 55 15.0 0.0 0.625 18.7 84 09/26 12Z 54 50 197 3 0.00 0.00 568 578 16.5 -9.4 1012.7 30 CLR CLR 353SCT393 57 54 15.0 0.0 0.640 18.2 87 09/26 15Z 56 50 169 2 0.00 0.00 568 579 16.2 -10.2 1013.3 100 CLR 236FEW246 276OVC366 56 54 15.0 0.0 0.636 16.7 90 09/26 18Z 65 47 219 2 0.00 0.00 568 579 16.0 -9.5 1013.1 100 CLR CLR 264OVC371 65 54 15.0 0.0 0.600 16.6 93 09/26 21Z 71 48 286 5 0.00 0.00 569 578 16.4 -10.0 1011.7 98 CLR CLR 249BKN360 71 65 15.0 0.0 0.638 16.6 96 09/27 00Z 66 50 288 8 0.00 0.00 568 577 16.2 -10.3 1010.8 61 CLR CLR 248BKN351 72 64 15.0 0.0 0.601 18.4 99 09/27 03Z 58 51 280 6 0.00 0.00 567 577 16.1 -10.3 1012.1 80 CLR CLR 276BKN336 66 57 13.4 0.0 0.564 16.8 102 09/27 06Z 55 51 250 4 0.00 0.00 566 577 15.5 -11.2 1012.9 44 FEW CLR 275SCT334 66 55 13.5 0.0 0.615 14.3 105 09/27 09Z 54 51 233 5 0.00 0.00 564 575 13.7 -11.7 1013.2 13 014FEW018 235FEW244 267FEW278 55 54 13.7 0.0 0.634 11.4 108 09/27 12Z 56 51 224 9 0.00 0.00 563 574 12.6 -12.1 1013.4 47 013SCT022 234FEW244 280SCT324 57 54 15.0 0.0 0.614 8.5 111 09/27 15Z 57 51 227 10 0.00 0.00 561 573 13.0 -12.6 1014.1 100 007BKN027 213SCT243 246OVC309 57 56 15.0 0.0 0.622 8.2 114 09/27 18Z 61 51 247 10 0.00 0.00 560 573 12.9 -12.5 1014.9 100 008BKN027 194BKN243 245OVC297 61 56 15.0 0.0 0.762 9.1 117 09/27 21Z 62 51 258 11 0.00 0.00 560 572 12.5 -12.9 1014.1 100 021FEW025 147OVC239 244SCT273 62 61 15.0 0.0 0.751 10.8 120 09/28 00Z 60 51 273 14 0.00 0.00 559 570 11.5 -13.3 1013.7 85 021FEW025 140BKN237 244FEW272 62 60 15.0 0.0 0.605 9.3 123 09/28 03Z 55 51 272 8 0.00 0.00 558 569 11.9 -14.7 1013.6 13 017FEW021 136FEW151 CLR 60 55 15.0 0.0 0.661 11.1 126 09/28 06Z 55 52 260 8 0.00 0.00 557 568 12.5 -15.7 1013.6 28 014SCT020 131FEW147 CLR 60 54 15.0 0.0 0.619 11.2 129 09/28 09Z 56 51 235 6 0.00 0.00 556 567 12.2 -15.2 1012.7 94 011BKN021 CLR CLR 56 55 15.0 0.0 0.624 9.8 132 09/28 12Z 57 50 180 4 0.00 0.00 558 568 12.1 -13.2 1012.1 91 010BKN022 CLR CLR 57 55 15.0 0.0 0.618 11.1 135 09/28 15Z 56 50 156 4 0.00 0.00 560 571 12.5 -10.6 1013.3 9 016FEW021 CLR CLR 56 54 15.0 0.0 0.596 13.2 138 09/28 18Z 65 49 224 2 0.00 0.00 563 574 13.2 -10.2 1013.6 5 016FEW021 CLR CLR 65 54 15.0 0.0 0.569 14.4 141 09/28 21Z 68 50 294 8 0.00 0.00 566 577 14.2 -8.8 1012.2 0 CLR CLR CLR 69 65 15.0 0.0 0.502 15.3 144 09/29 00Z 65 51 284 7 0.00 0.00 569 578 15.4 -6.7 1010.8 0 CLR CLR CLR 69 63 15.0 0.0 0.488 18.0 147 09/29 03Z 57 51 251 3 0.00 0.00 571 581 17.2 -6.0 1011.6 0 CLR CLR CLR 65 57 13.5 0.0 0.509 18.8 150 09/29 06Z 56 51 190 3 0.00 0.00 572 582 17.3 -6.4 1012.1 1 FEW CLR CLR 65 56 15.0 0.0 0.503 20.4 153 09/29 09Z 55 50 170 2 0.00 0.00 573 583 17.7 -6.7 1011.1 0 CLR CLR CLR 56 55 15.0 0.0 0.514 21.7 156 09/29 12Z 56 50 150 2 0.00 0.00 573 583 17.9 -6.9 1011.3 0 CLR CLR CLR 56 55 15.0 0.0 0.513 21.2 159 09/29 15Z 59 47 93 1 0.00 0.00 573 584 17.4 -6.8 1012.1 0 CLR CLR CLR 59 55 15.0 0.0 0.499 20.3 162 09/29 18Z 71 48 290 3 0.00 0.00 574 585 17.7 -6.6 1012.2 0 CLR CLR CLR 72 55 15.0 0.0 0.487 20.4 165 09/29 21Z 76 50 291 6 0.00 0.00 576 584 18.5 -6.5 1010.4 0 CLR CLR CLR 77 71 15.0 0.0 0.495 21.3 168 09/30 00Z 73 51 295 8 0.00 0.00 576 584 19.1 -6.5 1009.1 0 CLR CLR CLR 77 71 15.0 0.0 0.471 23.9