Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 13SEP 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 09/13 12Z 56 53 283 8 0.00 0.00 568 581 12.1 -6.9 1016.4 5 CLR CLR 000FEW000 **** **** 15.0 0.0 0.486 12.7 3 09/13 15Z 59 53 278 8 0.00 0.00 567 581 10.8 -7.3 1017.0 2 CLR CLR 367FEW383 59 56 15.2 0.0 0.455 12.1 6 09/13 18Z 65 51 282 9 0.00 0.00 567 581 10.8 -7.5 1017.1 3 CLR CLR 360FEW377 65 56 15.0 0.0 0.504 11.8 9 09/13 21Z 67 51 272 12 0.00 0.00 568 581 12.0 -6.6 1015.8 0 CLR CLR CLR 67 65 15.0 0.0 0.546 13.3 12 09/14 00Z 65 52 274 10 0.00 0.00 569 581 12.3 -5.5 1014.3 0 CLR CLR CLR 68 65 15.0 0.0 0.583 14.3 15 09/14 03Z 58 53 273 6 0.00 0.00 569 581 13.5 -5.7 1014.0 57 CLR CLR 326BKN377 65 57 15.0 0.0 0.640 16.4 18 09/14 06Z 57 54 192 3 0.00 0.00 570 582 14.0 -5.7 1014.1 50 CLR CLR 312SCT377 65 57 15.0 0.0 0.592 16.8 21 09/14 09Z 56 53 182 3 0.00 0.00 570 581 14.2 -6.3 1013.6 30 CLR CLR 348SCT368 57 56 15.0 0.0 0.551 18.6 24 09/14 12Z 55 52 144 3 0.00 0.00 570 581 13.2 -6.6 1013.1 16 CLR CLR 348FEW367 57 55 15.0 0.0 0.532 18.4 27 09/14 15Z 58 52 143 2 0.00 0.00 570 581 14.6 -6.9 1013.3 0 CLR CLR CLR 58 54 15.0 0.0 0.498 17.6 30 09/14 18Z 69 51 298 4 0.00 0.00 570 581 15.2 -7.4 1013.3 6 CLR CLR 351FEW365 69 54 15.0 0.0 0.515 16.5 33 09/14 21Z 73 49 282 8 0.00 0.00 571 581 15.1 -7.4 1011.4 16 CLR CLR 324FEW354 74 69 15.0 0.0 0.492 18.9 36 09/15 00Z 67 52 276 8 0.00 0.00 571 580 16.6 -7.6 1010.7 12 CLR CLR 326FEW352 75 65 15.0 0.0 0.520 20.5 39 09/15 03Z 58 53 222 4 0.00 0.00 571 580 17.8 -8.3 1010.9 16 CLR CLR 330FEW343 67 58 13.5 0.0 0.483 20.6 42 09/15 06Z 57 54 201 5 0.00 0.00 571 580 18.3 -9.1 1011.6 11 FEW CLR 330FEW343 67 57 13.5 0.0 0.487 20.6 45 09/15 09Z 56 54 187 5 0.00 0.00 570 580 18.1 -9.3 1011.4 4 FEW CLR CLR 57 56 13.7 0.0 0.503 19.6 48 09/15 12Z 55 53 170 5 0.00 0.00 570 579 17.8 -9.3 1011.0 4 010FEW013 CLR CLR 57 55 14.5 0.0 0.490 19.6 51 09/15 15Z 57 53 159 4 0.00 0.00 570 580 17.3 -9.5 1012.3 1 CLR CLR CLR 57 55 15.1 0.0 0.491 19.6 54 09/15 18Z 68 52 219 2 0.00 0.00 570 581 17.2 -9.1 1012.8 0 CLR CLR CLR 68 55 15.0 0.0 0.468 19.6 57 09/15 21Z 75 53 287 7 0.00 0.00 571 581 17.7 -9.4 1011.3 0 CLR CLR CLR 75 67 15.0 0.0 0.475 19.6 60 09/16 00Z 68 55 286 9 0.00 0.00 571 581 18.0 -8.9 1011.1 3 CLR CLR 316FEW336 76 66 14.7 0.0 0.483 21.5 63 09/16 03Z 59 55 290 5 0.00 0.00 571 581 18.0 -9.4 1011.6 1 CLR CLR CLR 68 59 13.5 0.0 0.477 21.5 66 09/16 06Z 57 54 236 3 0.00 0.00 570 581 18.3 -9.8 1012.4 2 FEW CLR CLR 68 57 13.4 0.0 0.503 20.0 69 09/16 09Z 56 53 179 4 0.00 0.00 570 580 18.3 -9.4 1011.8 3 FEW CLR CLR 57 56 14.9 0.0 0.532 19.4 72 09/16 12Z 55 53 173 5 0.00 0.00 569 579 17.7 -9.8 1012.3 3 FEW CLR 341FEW353 57 55 15.0 0.0 0.569 18.3 75 09/16 15Z 57 53 167 5 0.00 0.00 568 580 17.0 -9.7 1013.7 8 009FEW014 CLR 306FEW318 57 55 15.0 0.0 0.656 16.8 78 09/16 18Z 66 53 233 4 0.00 0.00 568 580 16.0 -9.7 1014.7 9 010FEW016 CLR 307FEW319 66 55 15.0 0.0 0.694 14.5 81 09/16 21Z 66 53 256 12 0.00 0.00 568 580 15.9 -9.7 1014.6 0 CLR CLR CLR 68 65 15.0 0.0 0.600 14.6 84 09/17 00Z 63 54 261 11 0.00 0.00 567 579 15.5 -10.2 1014.5 0 CLR CLR CLR 68 62 15.0 0.0 0.496 15.0 87 09/17 03Z 58 54 269 7 0.00 0.00 567 579 15.4 -10.7 1015.1 8 013FEW023 CLR CLR 63 58 15.0 0.0 0.490 12.8 90 09/17 06Z 59 53 255 8 0.00 0.00 566 579 14.7 -11.1 1016.0 46 015SCT024 CLR CLR 63 57 15.0 0.0 0.514 11.7 93 09/17 09Z 59 53 251 7 0.00 0.00 565 579 14.4 -10.7 1016.0 93 010BKN026 CLR CLR 60 59 15.0 0.0 0.548 10.2 96 09/17 12Z 59 53 247 6 0.00 0.00 565 579 13.9 -10.3 1016.8 92 006BKN028 CLR CLR 60 59 15.0 0.0 0.594 10.2 99 09/17 15Z 61 53 242 4 0.00 0.00 565 580 13.2 -8.7 1018.3 95 000BKN032 CLR CLR 60 59 15.0 0.0 0.638 9.7 102 09/17 18Z 66 53 282 5 0.00 0.00 566 582 13.3 -8.7 1019.0 74 007BKN032 CLR CLR 66 59 15.0 0.0 0.626 11.1 105 09/17 21Z 68 53 290 8 0.00 0.00 567 583 13.8 -8.8 1018.4 0 CLR CLR CLR 69 66 15.0 0.0 0.611 13.7 108 09/18 00Z 66 54 288 9 0.00 0.00 568 583 14.3 -8.5 1017.9 0 CLR CLR CLR 69 65 15.0 0.0 0.584 15.9 111 09/18 03Z 59 54 280 5 0.00 0.00 568 583 14.8 -8.5 1018.5 0 CLR CLR CLR 66 59 15.0 0.0 0.586 16.5 114 09/18 06Z 57 55 250 2 0.00 0.00 568 584 15.1 -8.8 1019.3 0 CLR CLR CLR 66 58 15.0 0.0 0.606 16.6 117 09/18 09Z 57 55 230 2 0.00 0.00 567 583 15.0 -9.0 1018.8 0 CLR CLR CLR 58 57 15.0 0.0 0.613 16.7 120 09/18 12Z 56 54 263 2 0.00 0.00 567 582 14.9 -9.5 1018.7 1 008FEW013 CLR CLR 58 56 15.0 0.0 0.617 16.2 123 09/18 15Z 58 55 240 1 0.00 0.00 567 583 14.6 -9.3 1019.5 18 000FEW014 CLR CLR 58 56 15.0 0.0 0.599 16.7 126 09/18 18Z 67 55 274 3 0.00 0.00 567 584 15.0 -8.8 1019.3 12 006FEW014 CLR CLR 67 56 15.0 0.0 0.554 17.1 129 09/18 21Z 71 55 291 8 0.00 0.00 569 584 15.6 -8.7 1018.0 0 CLR CLR CLR 71 67 15.0 0.0 0.495 17.4 132 09/19 00Z 66 55 281 8 0.00 0.00 570 584 16.5 -9.0 1016.6 0 CLR CLR CLR 72 65 15.2 0.0 0.441 19.7 135 09/19 03Z 58 56 256 4 0.00 0.00 570 585 17.0 -8.6 1017.1 0 CLR CLR CLR 66 58 14.5 0.0 0.497 19.0 138 09/19 06Z 57 55 219 3 0.00 0.00 571 585 17.1 -8.2 1017.0 1 CLR CLR CLR 66 57 13.4 0.0 0.520 19.2 141 09/19 09Z 58 55 226 3 0.00 0.00 570 584 16.8 -8.3 1016.5 35 007SCT015 CLR CLR 58 57 13.6 0.0 0.570 19.4 144 09/19 12Z 58 54 244 4 0.00 0.00 569 583 16.5 -8.7 1016.1 59 006BKN017 CLR CLR 59 56 15.0 0.0 0.582 18.3 147 09/19 15Z 59 54 240 3 0.00 0.00 569 583 16.2 -9.2 1016.5 93 000BKN021 CLR CLR 59 58 15.0 0.0 0.610 17.4 150 09/19 18Z 66 55 258 5 0.00 0.00 569 583 16.1 -8.8 1016.5 85 005BKN021 CLR CLR 66 58 15.0 0.0 0.624 16.0 153 09/19 21Z 67 55 275 9 0.00 0.00 569 582 16.2 -8.4 1015.2 4 FEW CLR CLR 67 66 15.0 0.0 0.608 17.0 156 09/20 00Z 63 55 272 9 0.00 0.00 569 581 16.4 -8.5 1014.4 19 FEW CLR 334FEW385 67 63 15.0 0.0 0.588 16.4 159 09/20 03Z 57 54 268 6 0.00 0.00 568 580 16.3 -9.0 1014.8 95 013FEW019 CLR 325BKN390 63 57 15.0 0.0 0.556 16.4 162 09/20 06Z 58 54 262 7 0.00 0.00 567 579 16.0 -9.2 1014.9 82 012SCT020 CLR 327BKN388 63 57 15.0 0.0 0.548 14.1 165 09/20 09Z 58 53 265 8 0.00 0.00 566 578 15.4 -10.2 1014.7 96 008BKN023 CLR CLR 59 58 15.0 0.0 0.590 10.7 168 09/20 12Z 58 52 269 7 0.00 0.00 564 577 14.9 -11.6 1014.8 98 005BKN025 CLR CLR 59 58 15.0 0.0 0.637 9.7