Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 15SEP 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 09/15 12Z 56 54 183 4 0.00 0.00 570 579 16.8 -9.3 1011.3 100 000FEW000 000OVC000 000FEW000 **** **** 15.0 0.0 0.516 19.9 3 09/15 15Z 58 54 180 3 0.00 0.00 569 579 16.4 -9.7 1012.4 100 CLR FEW 246OVC281 58 56 15.0 0.0 0.522 19.0 6 09/15 18Z 67 53 246 3 0.00 0.00 569 580 16.1 -10.2 1012.9 52 CLR FEW 246BKN281 67 56 15.0 0.0 0.492 18.0 9 09/15 21Z 72 53 275 8 0.00 0.00 570 580 16.6 -9.6 1011.4 0 CLR CLR CLR 73 67 15.0 0.0 0.473 17.6 12 09/16 00Z 66 54 282 8 0.00 0.00 570 579 16.9 -9.5 1011.1 0 CLR CLR CLR 73 64 15.0 0.0 0.440 20.3 15 09/16 03Z 59 55 267 5 0.00 0.00 569 579 16.6 -9.4 1012.1 0 CLR CLR CLR 66 59 13.5 0.0 0.486 18.9 18 09/16 06Z 57 54 234 4 0.00 0.00 568 579 16.9 -10.0 1012.8 2 012FEW015 CLR CLR 66 57 14.5 0.0 0.507 16.5 21 09/16 09Z 56 53 197 4 0.00 0.00 568 578 17.1 -10.2 1012.3 13 012FEW017 CLR CLR 57 56 13.7 0.0 0.567 13.4 24 09/16 12Z 55 53 164 6 0.00 0.00 566 576 16.1 -10.2 1012.0 21 012FEW018 CLR CLR 57 55 13.6 0.0 0.694 14.7 27 09/16 15Z 57 53 177 6 0.00 0.00 565 576 14.6 -10.7 1013.8 27 011SCT018 CLR CLR 57 54 15.0 0.0 0.698 13.3 30 09/16 18Z 62 53 236 10 0.00 0.00 563 576 13.3 -11.8 1014.9 48 012SCT022 CLR CLR 62 54 15.0 0.0 0.580 11.2 33 09/16 21Z 64 54 260 13 0.00 0.00 562 574 11.9 -12.5 1014.9 46 008SCT023 CLR CLR 64 62 15.0 0.0 0.615 11.1 36 09/17 00Z 63 54 261 12 0.00 0.00 560 573 11.5 -13.7 1014.5 30 009SCT024 CLR CLR 64 62 15.0 0.0 0.639 10.5 39 09/17 03Z 61 54 254 10 0.00 0.00 559 571 10.7 -15.3 1014.8 52 010BKN035 CLR CLR 63 61 15.0 0.0 0.732 10.1 42 09/17 06Z 61 54 247 7 0.00 0.00 557 570 10.3 -15.0 1015.7 76 006BKN039 CLR CLR 63 61 15.0 0.0 0.773 10.3 45 09/17 09Z 61 54 231 7 0.00 0.00 558 572 10.4 -14.2 1016.0 100 006OVC040 CLR CLR 61 61 15.0 0.0 0.790 10.2 48 09/17 12Z 61 53 218 4 0.00 0.00 560 574 11.1 -11.0 1016.7 100 005OVC040 CLR CLR 61 61 15.0 0.0 0.758 10.1 51 09/17 15Z 61 53 182 3 0.00 0.00 560 576 11.9 -9.8 1018.8 99 011OVC043 CLR CLR 62 61 15.0 0.0 0.807 10.2 54 09/17 18Z 66 53 233 2 0.00 0.00 561 578 11.9 -10.1 1019.7 85 013BKN043 CLR CLR 67 60 15.0 0.0 0.817 11.2 57 09/17 21Z 70 54 293 8 0.00 0.00 562 578 12.6 -10.6 1019.0 0 CLR CLR CLR 70 66 15.0 0.0 0.815 13.9 60 09/18 00Z 68 53 288 9 0.00 0.00 563 579 13.2 -11.4 1018.0 0 CLR CLR CLR 71 66 15.0 0.0 0.769 16.0 63 09/18 03Z 60 55 281 5 0.00 0.00 563 579 13.8 -12.3 1019.0 0 CLR CLR CLR 68 60 15.0 0.0 0.750 16.3 66 09/18 06Z 59 55 259 3 0.00 0.00 564 581 14.2 -12.2 1019.6 0 CLR CLR CLR 68 59 15.0 0.0 0.698 16.3 69 09/18 09Z 58 55 238 1 0.00 0.00 565 581 14.3 -11.6 1018.8 0 CLR CLR CLR 59 57 15.0 0.0 0.643 17.2 72 09/18 12Z 57 54 259 1 0.00 0.00 566 581 14.1 -11.3 1018.7 0 CLR CLR CLR 59 57 15.0 0.0 0.699 18.2 75 09/18 15Z 59 55 210 1 0.00 0.00 566 583 14.1 -10.4 1019.6 0 CLR CLR CLR 59 56 15.0 0.0 0.746 18.0 78 09/18 18Z 69 55 292 3 0.00 0.00 567 584 14.3 -9.7 1019.3 0 CLR CLR CLR 69 56 15.0 0.0 0.744 17.7 81 09/18 21Z 72 56 294 7 0.00 0.00 569 584 15.1 -9.4 1017.5 0 CLR CLR CLR 73 69 15.0 0.0 0.710 18.9 84 09/19 00Z 68 55 280 7 0.00 0.00 571 584 15.9 -8.7 1016.3 0 CLR CLR CLR 73 66 15.2 0.0 0.700 19.9 87 09/19 03Z 59 55 251 4 0.00 0.00 571 585 17.3 -7.8 1016.7 0 CLR CLR CLR 67 59 13.5 0.0 0.680 20.4 90 09/19 06Z 57 55 227 4 0.00 0.00 572 586 17.4 -6.8 1016.9 1 FEW CLR CLR 67 57 13.5 0.0 0.671 20.9 93 09/19 09Z 58 54 227 4 0.00 0.00 572 585 17.6 -6.7 1016.4 52 008BKN015 CLR CLR 58 57 13.5 0.0 0.635 21.1 96 09/19 12Z 58 54 221 3 0.00 0.00 571 585 17.5 -7.2 1015.9 65 008BKN015 CLR CLR 58 57 15.0 0.0 0.636 20.9 99 09/19 15Z 58 53 221 3 0.00 0.00 571 585 17.5 -7.2 1016.5 76 009BKN016 CLR CLR 58 57 15.0 0.0 0.654 19.8 102 09/19 18Z 66 54 273 3 0.00 0.00 571 585 17.5 -7.3 1016.3 56 009SCT016 CLR 332FEW351 66 57 15.0 0.0 0.648 19.1 105 09/19 21Z 69 55 286 8 0.00 0.00 572 585 17.8 -7.3 1014.8 72 CLR CLR 318BKN346 70 66 15.1 0.0 0.637 19.7 108 09/20 00Z 64 55 280 8 0.00 0.00 572 584 18.1 -7.4 1014.2 83 CLR CLR 323BKN355 70 64 15.0 0.0 0.600 20.3 111 09/20 03Z 58 55 265 6 0.00 0.00 571 584 17.8 -8.0 1015.0 100 012FEW014 CLR 291OVC392 64 58 14.5 0.0 0.613 19.2 114 09/20 06Z 58 55 249 5 0.00 0.00 570 583 17.6 -8.5 1014.9 100 010SCT016 CLR 275OVC392 64 58 13.4 0.0 0.572 19.0 117 09/20 09Z 58 54 256 6 0.00 0.00 569 581 17.2 -8.9 1014.6 100 009BKN018 237FEW246 320OVC372 59 58 13.7 0.0 0.579 18.8 120 09/20 12Z 58 53 265 7 0.00 0.00 567 580 16.8 -10.6 1014.6 100 008BKN019 230FEW239 319BKN368 59 58 15.0 0.0 0.631 14.9 123 09/20 15Z 58 53 270 8 0.00 0.00 566 579 16.3 -12.6 1015.3 100 008OVC022 212BKN241 316FEW332 59 58 15.0 0.0 0.732 12.4 126 09/20 18Z 63 53 269 10 0.00 0.00 565 578 16.2 -13.3 1015.7 99 010BKN023 190BKN243 257SCT303 63 58 15.0 0.0 0.712 13.1 129 09/20 21Z 64 54 265 12 0.00 0.00 565 578 15.8 -13.5 1015.0 50 FEW 179FEW199 291SCT321 64 63 15.0 0.0 0.685 14.1 132 09/21 00Z 62 54 275 10 0.00 0.00 565 577 16.0 -13.0 1014.5 25 FEW 177FEW196 291FEW321 64 62 15.0 0.0 0.649 13.8 135 09/21 03Z 57 54 263 8 0.00 0.00 566 578 16.8 -12.5 1014.7 19 012FEW019 CLR CLR 62 57 15.0 0.0 0.628 14.8 138 09/21 06Z 59 54 234 7 0.00 0.00 566 579 16.9 -11.1 1014.5 53 009BKN019 CLR 280FEW295 61 57 15.0 0.0 0.648 15.0 141 09/21 09Z 58 53 219 6 0.00 0.00 567 578 17.1 -10.4 1013.9 100 000OVC022 CLR CLR 59 58 15.0 0.0 0.671 13.8 144 09/21 12Z 59 53 168 6 0.00 0.00 567 578 17.1 -10.5 1013.6 98 004BKN023 CLR CLR 59 58 15.0 0.0 0.625 16.8 147 09/21 15Z 58 53 172 4 0.00 0.00 567 579 16.7 -11.0 1014.4 22 014FEW020 CLR CLR 59 56 15.0 0.0 0.652 16.8 150 09/21 18Z 66 53 203 2 0.00 0.00 567 579 17.3 -12.1 1013.9 10 014FEW020 CLR CLR 67 56 15.0 0.0 0.659 18.7 153 09/21 21Z 71 54 294 7 0.00 0.00 569 579 18.0 -12.4 1012.1 0 CLR CLR CLR 72 66 15.0 0.0 0.647 18.9 156 09/22 00Z 67 54 291 6 0.00 0.00 570 579 19.3 -12.8 1010.5 0 CLR CLR CLR 72 65 15.2 0.0 0.609 21.5 159 09/22 03Z 59 54 270 3 0.00 0.00 570 580 20.5 -12.7 1010.8 0 CLR CLR CLR 67 59 14.8 0.0 0.726 22.4 162 09/22 06Z 59 53 228 3 0.00 0.00 571 580 21.5 -12.5 1010.8 0 CLR CLR CLR 67 58 15.0 0.0 0.815 24.2 165 09/22 09Z 58 53 232 1 0.00 0.00 572 581 21.8 -11.8 1010.0 0 CLR CLR CLR 59 58 15.0 0.0 0.780 25.8 168 09/22 12Z 59 53 67 1 0.00 0.00 573 581 22.4 -11.5 1009.8 0 CLR CLR CLR 59 58 15.0 0.0 0.700 24.8