Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 17SEP 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 09/17 00Z 63 52 262 11 0.00 0.00 560 573 12.2 -13.8 1014.8 25 000SCT000 CLR CLR **** **** 15.0 0.0 0.576 10.0 3 09/17 03Z 60 54 243 7 0.00 0.00 559 572 11.7 -14.7 1015.2 39 024SCT034 CLR CLR 63 60 15.0 0.0 0.666 10.3 6 09/17 06Z 60 54 228 7 0.00 0.00 559 572 11.0 -15.2 1015.8 63 021BKN038 CLR CLR 63 59 15.0 0.0 0.717 10.6 9 09/17 09Z 59 53 222 5 0.00 0.00 559 572 9.9 -14.1 1016.2 90 015BKN041 CLR CLR 60 59 15.0 0.0 0.778 10.3 12 09/17 12Z 58 53 173 4 0.00 0.00 559 573 9.7 -10.8 1016.8 92 008BKN043 CLR CLR 60 58 15.0 0.0 0.788 10.7 15 09/17 15Z 59 52 157 5 0.00 0.00 559 575 9.3 -9.5 1018.5 96 008BKN046 CLR CLR 59 58 15.0 0.0 0.767 10.7 18 09/17 18Z 64 52 215 2 0.00 0.00 560 576 9.3 -9.7 1019.6 97 008BKN046 CLR CLR 64 58 15.0 0.0 0.750 11.1 21 09/17 21Z 69 53 284 7 0.00 0.00 561 577 10.5 -10.2 1019.0 62 026BKN046 CLR CLR 69 65 15.0 0.0 0.740 12.6 24 09/18 00Z 68 53 285 9 0.00 0.00 561 577 12.1 -11.0 1018.1 31 026SCT045 CLR CLR 69 65 15.0 0.0 0.681 13.2 27 09/18 03Z 60 54 280 6 0.00 0.00 561 577 12.8 -14.0 1018.8 0 CLR CLR CLR 67 60 15.0 0.0 0.651 13.7 30 09/18 06Z 58 54 256 2 0.00 0.00 561 578 13.3 -13.1 1019.6 0 CLR CLR CLR 67 58 15.0 0.0 0.630 14.3 33 09/18 09Z 57 54 243 2 0.00 0.00 563 579 12.8 -11.6 1019.1 0 CLR CLR CLR 58 57 15.0 0.0 0.682 16.2 36 09/18 12Z 56 53 212 1 0.00 0.00 564 580 12.8 -10.8 1019.0 0 CLR CLR CLR 58 56 15.0 0.0 0.755 16.8 39 09/18 15Z 59 54 222 1 0.00 0.00 565 582 13.1 -11.2 1020.0 0 CLR CLR CLR 59 56 15.0 0.0 0.845 16.7 42 09/18 18Z 68 55 285 5 0.00 0.00 566 583 13.8 -10.8 1019.9 0 CLR CLR CLR 68 56 15.0 0.0 0.747 16.6 45 09/18 21Z 71 54 289 9 0.00 0.00 568 584 14.6 -9.1 1018.1 0 CLR CLR CLR 71 68 15.0 0.0 0.660 17.9 48 09/19 00Z 69 53 272 6 0.00 0.00 570 584 16.1 -8.1 1016.4 0 CLR CLR CLR 72 68 15.2 0.0 0.629 19.8 51 09/19 03Z 59 54 255 4 0.00 0.00 571 585 18.0 -7.3 1016.5 0 CLR CLR CLR 69 59 15.0 0.0 0.576 20.8 54 09/19 06Z 58 55 194 5 0.00 0.00 572 586 18.1 -7.1 1016.4 1 FEW CLR CLR 69 58 13.4 0.0 0.642 22.2 57 09/19 09Z 57 54 201 4 0.00 0.00 572 585 18.3 -7.3 1015.9 13 009FEW014 CLR CLR 58 57 13.4 0.0 0.676 22.3 60 09/19 12Z 56 54 185 4 0.00 0.00 571 584 18.4 -7.5 1015.6 18 009FEW013 CLR 331FEW343 58 56 13.8 0.0 0.685 21.5 63 09/19 15Z 58 54 178 3 0.00 0.00 571 585 18.3 -7.5 1016.0 18 008FEW013 CLR 314FEW332 58 56 15.0 0.0 0.691 20.6 66 09/19 18Z 69 54 253 2 0.00 0.00 572 585 18.3 -7.6 1015.5 17 008FEW013 CLR 311FEW331 69 55 15.0 0.0 0.675 20.9 69 09/19 21Z 72 54 291 9 0.00 0.00 573 585 18.5 -7.6 1014.0 1 CLR CLR 366FEW378 74 69 15.0 0.0 0.671 21.2 72 09/20 00Z 66 53 274 8 0.00 0.00 572 584 18.9 -7.8 1013.5 3 CLR CLR 358FEW384 74 64 15.0 0.0 0.636 21.9 75 09/20 03Z 57 53 223 4 0.00 0.00 572 584 19.2 -8.2 1013.9 11 CLR CLR 351FEW393 66 57 13.5 0.0 0.571 22.2 78 09/20 06Z 57 54 239 5 0.00 0.00 571 583 19.1 -8.6 1014.3 32 009FEW014 CLR 355FEW398 66 56 13.4 0.0 0.573 21.9 81 09/20 09Z 57 53 224 4 0.00 0.00 570 581 19.0 -9.0 1013.7 74 008BKN016 CLR 343FEW369 58 57 15.0 0.0 0.577 21.7 84 09/20 12Z 57 53 225 4 0.00 0.00 569 580 18.8 -10.0 1013.6 77 009BKN017 CLR 342FEW368 58 57 15.0 0.0 0.573 20.7 87 09/20 15Z 57 52 244 4 0.00 0.00 568 580 18.4 -10.4 1014.5 84 004BKN019 CLR CLR 58 57 15.0 0.0 0.634 18.5 90 09/20 18Z 62 53 255 5 0.00 0.00 567 580 18.0 -11.0 1014.9 89 004BKN021 CLR 299FEW323 62 57 15.0 0.0 0.672 17.5 93 09/20 21Z 64 53 266 7 0.00 0.00 567 579 18.0 -12.1 1013.8 82 015FEW020 207FEW224 270BKN331 66 62 15.0 0.0 0.719 17.7 96 09/21 00Z 62 54 269 8 0.00 0.00 567 578 18.2 -12.8 1013.2 91 015FEW020 192FEW226 263BKN337 66 62 15.0 0.0 0.690 17.6 99 09/21 03Z 58 54 262 7 0.00 0.00 567 578 18.3 -12.9 1013.6 100 012FEW018 186FEW235 263OVC326 62 58 15.0 0.0 0.646 17.4 102 09/21 06Z 58 53 256 7 0.00 0.00 566 578 18.1 -13.3 1014.3 97 008BKN021 186FEW235 265BKN322 62 57 15.0 0.0 0.615 13.8 105 09/21 09Z 58 52 255 7 0.00 0.00 566 578 18.0 -13.4 1013.6 100 000OVC024 CLR 280BKN320 58 58 15.0 0.0 0.625 13.2 108 09/21 12Z 58 52 251 6 0.00 0.00 566 577 18.2 -13.5 1013.6 100 000OVC024 CLR 281SCT320 59 58 15.0 0.0 0.629 11.9 111 09/21 15Z 59 52 199 4 0.00 0.00 566 578 17.9 -13.2 1014.1 90 010BKN024 CLR 276SCT309 59 58 15.0 0.0 0.608 16.0 114 09/21 18Z 66 53 243 2 0.00 0.00 567 579 18.1 -12.6 1014.1 49 011SCT024 CLR 276FEW307 66 58 15.0 0.0 0.610 15.3 117 09/21 21Z 69 53 285 7 0.00 0.00 569 579 18.3 -11.7 1012.7 0 CLR CLR CLR 70 66 15.0 0.0 0.594 17.3 120 09/22 00Z 65 54 289 9 0.00 0.00 570 580 18.9 -11.4 1011.8 1 CLR CLR 342FEW363 70 64 15.0 0.0 0.561 21.0 123 09/22 03Z 58 54 278 5 0.00 0.00 570 581 19.8 -11.6 1012.7 0 CLR CLR CLR 65 58 13.4 0.0 0.553 21.3 126 09/22 06Z 57 53 190 3 0.00 0.00 571 582 20.6 -11.0 1012.9 2 FEW CLR CLR 65 57 13.6 0.0 0.588 22.0 129 09/22 09Z 56 52 177 4 0.00 0.00 571 581 21.0 -10.0 1012.3 1 FEW CLR CLR 57 56 15.0 0.0 0.653 22.7 132 09/22 12Z 56 51 178 2 0.00 0.00 571 581 20.7 -9.5 1012.2 0 CLR CLR CLR 57 56 15.1 0.0 0.709 22.1 135 09/22 15Z 58 51 127 1 0.00 0.00 571 582 20.5 -8.7 1013.2 0 CLR CLR CLR 58 56 15.0 0.0 0.717 21.8 138 09/22 18Z 71 52 282 2 0.00 0.00 572 583 20.8 -8.6 1012.9 0 CLR CLR CLR 71 56 15.0 0.0 0.694 22.2 141 09/22 21Z 74 54 299 8 0.00 0.00 573 583 20.7 -8.5 1011.6 6 CLR CLR 392FEW423 75 70 15.0 0.0 0.666 23.4 144 09/23 00Z 70 54 301 7 0.00 0.00 575 583 21.5 -8.2 1010.1 37 CLR CLR 304SCT385 76 68 15.0 0.0 0.618 24.5 147 09/23 03Z 61 53 273 3 0.00 0.00 575 584 21.9 -8.1 1010.7 100 CLR CLR 299OVC415 70 61 15.1 0.0 0.604 24.6 150 09/23 06Z 60 53 254 2 0.00 0.00 575 585 21.9 -7.9 1011.3 100 CLR CLR 294OVC419 70 59 15.1 0.0 0.577 24.9 153 09/23 09Z 59 54 246 2 0.00 0.00 575 584 21.9 -7.6 1011.0 100 CLR CLR 309OVC423 60 59 15.1 0.0 0.545 25.6 156 09/23 12Z 58 53 168 1 0.00 0.00 574 584 21.7 -7.8 1011.0 99 CLR CLR 316BKN423 60 58 15.0 0.0 0.540 25.3 159 09/23 15Z 63 51 88 1 0.00 0.00 574 584 21.5 -7.8 1011.8 100 CLR CLR 313OVC423 63 58 15.0 0.0 0.591 24.8 162 09/23 18Z 76 53 295 4 0.00 0.00 575 585 21.5 -7.7 1011.8 92 CLR CLR 316BKN426 77 58 15.0 0.0 0.612 25.0 165 09/23 21Z 82 53 289 7 0.00 0.00 576 585 21.6 -7.6 1010.3 97 CLR CLR 322BKN390 83 76 15.0 0.0 0.625 26.3 168 09/24 00Z 73 53 303 8 0.00 0.00 575 584 21.6 -7.8 1010.1 97 CLR CLR 324BKN402 84 71 15.0 0.0 0.674 26.2