Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 24SEP 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 09/24 12Z 61 53 194 1 0.00 0.00 573 583 20.9 -9.8 1011.1 23 CLR CLR 000FEW000 **** **** 15.0 0.0 0.594 24.3 3 09/24 15Z 63 54 315 3 0.00 0.00 573 583 20.8 -10.3 1012.1 28 CLR CLR 393SCT430 64 60 15.0 0.0 0.641 23.1 6 09/24 18Z 73 55 285 5 0.00 0.00 573 583 20.6 -10.0 1012.5 41 CLR CLR 364SCT431 74 60 15.0 0.0 0.688 23.0 9 09/24 21Z 74 53 283 8 0.00 0.00 572 583 20.1 -9.5 1012.0 100 CLR CLR 312OVC401 76 73 15.0 0.0 0.666 22.9 12 09/25 00Z 67 51 267 8 0.00 0.00 571 582 20.1 -9.7 1012.4 100 CLR CLR 295OVC417 77 66 15.0 0.0 0.658 21.9 15 09/25 03Z 61 50 226 3 0.00 0.00 571 582 19.0 -9.5 1012.8 100 CLR 229FEW247 269OVC417 66 61 15.0 0.0 0.693 21.2 18 09/25 06Z 61 51 228 5 0.00 0.00 570 582 18.0 -9.0 1013.8 100 CLR 211BKN247 258OVC423 67 60 15.0 0.0 0.728 19.6 21 09/25 09Z 59 53 208 4 0.00 0.00 568 580 16.5 -9.3 1013.9 97 CLR 217SCT246 252BKN411 61 59 15.0 0.0 0.840 17.5 24 09/25 12Z 59 56 220 3 0.00 0.00 567 579 14.4 -10.0 1014.6 73 CLR 217FEW246 270BKN398 61 59 15.0 0.0 0.972 15.9 27 09/25 15Z 60 58 233 3 0.00 0.00 567 580 14.4 -9.5 1015.5 42 008FEW013 CLR 343SCT416 61 58 15.1 0.0 1.029 15.8 30 09/25 18Z 67 56 255 5 0.00 0.00 567 580 14.6 -9.1 1016.0 41 007FEW014 CLR 334FEW411 67 58 15.0 0.0 0.908 16.2 33 09/25 21Z 69 52 264 8 0.00 0.00 568 580 14.7 -7.6 1015.0 33 CLR CLR 309SCT376 69 67 15.0 0.0 0.724 17.2 36 09/26 00Z 64 51 266 8 0.00 0.00 568 580 15.2 -8.1 1014.1 33 CLR CLR 295SCT363 69 64 15.0 0.0 0.564 17.4 39 09/26 03Z 57 52 245 5 0.00 0.00 568 580 15.5 -8.7 1014.1 15 CLR CLR 312FEW344 64 57 15.0 0.0 0.446 17.6 42 09/26 06Z 56 51 195 5 0.00 0.00 568 580 15.9 -8.4 1013.7 12 CLR CLR 310FEW341 64 56 15.0 0.0 0.417 17.1 45 09/26 09Z 54 51 186 5 0.00 0.00 567 578 15.6 -8.4 1013.1 6 CLR CLR 321FEW339 56 54 15.0 0.0 0.403 16.5 48 09/26 12Z 53 50 183 4 0.00 0.00 567 578 15.1 -9.3 1012.7 5 CLR CLR 328FEW345 56 53 15.0 0.0 0.391 16.0 51 09/26 15Z 55 50 164 4 0.00 0.00 567 578 14.8 -10.1 1013.1 0 CLR CLR CLR 55 53 15.0 0.0 0.444 15.7 54 09/26 18Z 64 49 209 2 0.00 0.00 567 578 14.6 -10.0 1013.0 4 CLR CLR 314FEW354 65 53 15.0 0.0 0.528 15.2 57 09/26 21Z 68 50 283 8 0.00 0.00 567 577 14.5 -10.2 1011.5 36 CLR CLR 297SCT355 69 64 15.0 0.0 0.622 14.8 60 09/27 00Z 63 51 271 8 0.00 0.00 566 575 14.5 -11.1 1011.2 20 CLR CLR 296FEW353 70 61 15.0 0.0 0.628 16.4 63 09/27 03Z 56 51 243 5 0.00 0.00 565 576 14.3 -10.9 1012.5 45 CLR 159SCT243 246SCT297 63 56 13.5 0.0 0.695 15.3 66 09/27 06Z 56 51 239 7 0.00 0.00 564 575 14.3 -11.7 1013.0 73 014FEW019 174BKN244 244BKN330 63 56 14.1 0.0 0.679 12.5 69 09/27 09Z 56 51 233 9 0.00 0.00 563 573 14.1 -12.4 1012.4 100 013BKN022 208BKN243 243OVC341 56 56 15.0 0.0 0.638 8.0 72 09/27 12Z 56 50 216 9 0.00 0.00 561 572 13.4 -13.0 1012.1 100 013BKN024 207SCT243 252BKN335 56 56 15.0 0.0 0.568 8.6 75 09/27 15Z 56 51 210 7 0.00 0.00 560 571 13.1 -13.6 1012.9 95 014BKN023 CLR 277BKN331 57 55 15.0 0.0 0.615 10.9 78 09/27 18Z 61 50 241 9 0.00 0.00 559 570 12.9 -13.6 1013.9 82 014BKN023 226FEW242 261BKN320 61 55 15.0 0.0 0.554 10.1 81 09/27 21Z 62 50 258 12 0.00 0.00 558 569 12.7 -14.2 1013.2 1 FEW CLR CLR 63 61 15.0 0.0 0.522 11.5 84 09/28 00Z 59 51 257 11 0.00 0.00 557 567 12.8 -16.2 1012.5 1 CLR CLR CLR 63 59 15.0 0.0 0.499 11.9 87 09/28 03Z 54 51 254 8 0.00 0.00 557 568 13.0 -17.7 1013.0 4 017FEW019 CLR CLR 59 54 15.0 0.0 0.553 11.8 90 09/28 06Z 54 51 197 6 0.00 0.00 559 570 13.5 -14.3 1013.1 12 014FEW019 CLR CLR 59 54 15.0 0.0 0.615 14.5 93 09/28 09Z 54 50 159 7 0.00 0.00 561 572 13.7 -10.9 1012.8 49 012SCT018 CLR CLR 56 54 15.0 0.0 0.614 15.7 96 09/28 12Z 53 49 152 5 0.00 0.00 563 573 14.0 -10.8 1012.6 24 012SCT018 CLR CLR 56 53 15.0 0.0 0.626 16.6 99 09/28 15Z 54 49 132 2 0.00 0.00 563 575 13.8 -10.5 1013.7 0 CLR CLR CLR 54 52 15.0 0.0 0.613 16.2 102 09/28 18Z 66 49 297 2 0.00 0.00 566 578 14.5 -7.8 1013.9 0 CLR CLR CLR 66 52 15.0 0.0 0.515 16.5 105 09/28 21Z 69 50 299 9 0.00 0.00 569 580 15.3 -7.9 1012.7 0 CLR CLR CLR 71 66 15.0 0.0 0.543 17.4 108 09/29 00Z 67 50 288 7 0.00 0.00 571 581 16.7 -7.0 1011.0 0 CLR CLR CLR 71 65 15.0 0.0 0.523 20.1 111 09/29 03Z 57 50 241 3 0.00 0.00 573 583 18.0 -6.7 1011.7 0 CLR CLR CLR 67 57 15.0 0.0 0.491 20.8 114 09/29 06Z 57 50 192 4 0.00 0.00 574 584 17.7 -6.5 1012.4 1 CLR CLR CLR 67 56 15.0 0.0 0.557 22.6 117 09/29 09Z 56 50 180 2 0.00 0.00 574 584 18.8 -6.6 1011.5 6 CLR CLR 352FEW369 57 56 15.0 0.0 0.590 23.5 120 09/29 12Z 56 48 110 2 0.00 0.00 574 584 18.5 -6.6 1011.6 3 CLR CLR 352FEW369 57 56 15.0 0.0 0.616 22.8 123 09/29 15Z 60 47 49 1 0.00 0.00 574 585 18.5 -6.7 1012.3 0 CLR CLR CLR 60 56 15.0 0.0 0.601 22.0 126 09/29 18Z 73 47 296 4 0.00 0.00 575 586 19.3 -6.5 1012.4 0 CLR CLR CLR 73 56 15.0 0.0 0.578 21.8 129 09/29 21Z 76 48 296 8 0.00 0.00 577 586 19.6 -6.2 1011.0 0 CLR CLR CLR 77 73 15.0 0.0 0.555 22.3 132 09/30 00Z 72 49 289 8 0.00 0.00 577 586 20.0 -5.9 1009.7 0 CLR CLR CLR 77 70 15.0 0.0 0.583 24.3 135 09/30 03Z 61 49 246 4 0.00 0.00 577 586 20.8 -6.2 1010.0 0 CLR CLR CLR 72 61 15.0 0.0 0.561 24.5 138 09/30 06Z 59 51 194 3 0.00 0.00 577 586 21.4 -6.1 1010.3 0 CLR CLR CLR 72 59 15.0 0.0 0.581 24.6 141 09/30 09Z 58 53 212 3 0.00 0.00 577 585 21.1 -5.7 1009.9 0 CLR CLR CLR 59 58 14.9 0.0 0.598 23.8 144 09/30 12Z 57 54 170 4 0.00 0.00 577 585 20.6 -5.9 1009.7 1 CLR CLR CLR 59 57 14.9 0.0 0.577 23.4 147 09/30 15Z 59 53 152 2 0.00 0.00 576 585 20.0 -6.0 1010.1 0 CLR CLR CLR 59 57 14.9 0.0 0.509 21.7 150 09/30 18Z 72 52 279 3 0.00 0.00 576 585 19.8 -6.3 1010.2 0 CLR CLR CLR 72 56 15.0 0.0 0.465 21.4 153 09/30 21Z 73 52 292 8 0.00 0.00 577 585 19.6 -6.0 1008.9 1 CLR CLR FEW 75 71 15.0 0.0 0.502 22.2 156 10/01 00Z 69 52 276 7 0.00 0.00 577 584 20.5 -6.0 1007.8 1 CLR CLR CLR 75 67 15.2 0.0 0.541 23.0 159 10/01 03Z 57 54 214 5 0.00 0.00 577 584 20.6 -5.9 1008.7 0 CLR CLR CLR 68 57 13.4 0.0 0.636 22.8 162 10/01 06Z 57 53 193 5 0.00 0.00 576 584 21.1 -5.6 1008.7 8 FEW CLR 348FEW376 68 56 14.1 0.0 0.684 23.0 165 10/01 09Z 56 52 195 4 0.00 0.00 576 583 20.6 -5.7 1007.9 4 FEW CLR 333FEW346 56 56 15.0 0.0 0.731 21.3 168 10/01 12Z 55 51 146 2 0.00 0.00 575 581 19.8 -6.3 1007.3 37 CLR CLR 313SCT379 56 55 15.0 0.0 0.764 20.5