Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 19MAY 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 05/19 00Z 72 39 272 10 0.00 0.00 559 570 13.0 -15.6 1013.3 0 CLR CLR CLR **** **** 15.0 0.0 0.271 19.2 3 05/19 03Z 62 42 279 6 0.00 0.00 560 571 13.5 -15.2 1013.5 0 CLR CLR CLR 73 62 15.0 0.0 0.247 19.6 6 05/19 06Z 57 43 227 3 0.00 0.00 559 572 13.4 -15.5 1015.0 0 CLR CLR CLR 73 57 15.0 0.0 0.302 19.6 9 05/19 09Z 56 43 239 3 0.00 0.00 559 572 13.8 -15.8 1014.9 0 CLR CLR CLR 57 56 15.0 0.0 0.294 19.1 12 05/19 12Z 55 42 286 1 0.00 0.00 559 572 13.6 -15.5 1015.1 0 CLR CLR CLR 57 55 15.0 0.0 0.310 19.1 15 05/19 15Z 61 41 105 2 0.00 0.00 559 573 13.6 -14.6 1016.8 0 CLR CLR CLR 61 54 15.0 0.0 0.310 17.6 18 05/19 18Z 72 39 351 4 0.00 0.00 560 575 13.4 -14.1 1016.7 0 CLR CLR CLR 72 54 15.0 0.0 0.311 17.3 21 05/19 21Z 78 39 307 9 0.00 0.00 563 576 13.7 -13.7 1015.2 0 CLR CLR CLR 78 72 15.0 0.0 0.370 20.4 24 05/20 00Z 69 41 288 10 0.00 0.00 564 576 14.9 -13.6 1014.4 0 CLR CLR CLR 79 68 15.0 0.0 0.440 20.3 27 05/20 03Z 61 43 257 4 0.00 0.00 564 576 15.0 -12.9 1014.7 0 CLR CLR CLR 69 61 15.0 0.0 0.432 20.2 30 05/20 06Z 56 45 205 3 0.00 0.00 564 577 15.2 -12.9 1015.3 0 CLR CLR CLR 69 56 15.0 0.0 0.440 20.7 33 05/20 09Z 54 45 263 2 0.00 0.00 564 576 15.5 -12.9 1014.5 3 CLR CLR 370FEW387 56 54 15.0 0.0 0.466 20.9 36 05/20 12Z 53 46 214 2 0.00 0.00 564 576 15.5 -13.3 1014.2 6 CLR CLR 352FEW381 56 53 15.0 0.0 0.502 20.5 39 05/20 15Z 58 46 233 2 0.00 0.00 563 575 15.3 -13.7 1014.5 79 CLR CLR 254BKN410 58 52 15.0 0.0 0.538 20.0 42 05/20 18Z 68 47 294 4 0.00 0.00 564 575 15.1 -13.9 1013.8 83 CLR 219FEW244 253BKN373 68 52 15.2 0.0 0.561 19.6 45 05/20 21Z 72 48 299 8 0.00 0.00 565 575 15.4 -14.2 1012.4 78 CLR 190BKN244 244BKN280 72 68 13.3 0.0 0.614 20.4 48 05/21 00Z 67 47 301 10 0.00 0.00 566 575 16.2 -12.5 1011.1 45 CLR 188SCT242 244SCT281 73 65 15.1 0.0 0.617 21.2 51 05/21 03Z 58 47 298 6 0.00 0.00 566 576 16.4 -11.2 1011.7 1 CLR CLR 415FEW430 67 58 15.1 0.0 0.592 21.3 54 05/21 06Z 54 47 246 3 0.00 0.00 567 577 17.0 -10.3 1012.1 3 CLR CLR 391FEW416 67 54 15.1 0.0 0.564 20.8 57 05/21 09Z 53 47 262 2 0.00 0.00 568 577 17.2 -9.0 1011.5 44 CLR CLR 326SCT396 54 53 15.1 0.0 0.532 21.1 60 05/21 12Z 52 47 265 2 0.00 0.00 568 577 17.0 -9.2 1011.3 47 CLR CLR 322SCT383 54 52 15.1 0.0 0.526 20.8 63 05/21 15Z 58 47 273 2 0.00 0.00 568 578 16.7 -9.5 1012.1 37 CLR CLR 361SCT427 58 51 15.0 0.0 0.552 20.4 66 05/21 18Z 68 48 291 4 0.00 0.00 569 579 16.9 -9.4 1011.8 31 CLR CLR 368SCT425 69 51 15.1 0.0 0.575 20.6 69 05/21 21Z 71 50 298 9 0.00 0.00 570 579 17.5 -9.6 1010.6 10 CLR CLR 388FEW421 72 69 13.3 0.0 0.577 22.2 72 05/22 00Z 65 48 295 10 0.00 0.00 570 578 18.0 -10.0 1010.0 25 CLR CLR 421FEW444 73 63 15.1 0.0 0.551 22.5 75 05/22 03Z 58 49 309 6 0.00 0.00 570 578 17.9 -10.0 1010.5 12 CLR CLR 433FEW452 65 58 15.1 0.0 0.551 21.3 78 05/22 06Z 54 48 305 2 0.00 0.00 569 578 18.5 -9.8 1010.5 6 CLR CLR 433FEW438 65 54 15.0 0.0 0.508 21.0 81 05/22 09Z 52 48 301 3 0.00 0.00 569 577 18.6 -9.7 1009.8 0 CLR CLR CLR 54 52 15.1 0.0 0.462 20.2 84 05/22 12Z 51 48 288 2 0.00 0.00 568 576 18.3 -10.0 1009.5 0 CLR CLR CLR 54 51 15.0 0.0 0.433 20.1 87 05/22 15Z 57 49 300 2 0.00 0.00 568 576 18.0 -10.2 1010.3 16 CLR CLR 418FEW455 57 51 15.0 0.0 0.413 19.7 90 05/22 18Z 67 48 297 5 0.00 0.00 568 577 17.4 -10.4 1010.1 12 CLR CLR 409FEW455 67 51 15.2 0.0 0.400 19.3 93 05/22 21Z 69 49 301 10 0.00 0.00 569 577 17.6 -10.4 1009.5 10 CLR CLR 417FEW449 71 67 15.2 0.0 0.408 20.5 96 05/23 00Z 65 49 300 10 0.00 0.00 569 577 17.8 -10.3 1008.9 10 CLR CLR 419FEW447 71 63 15.0 0.0 0.375 21.0 99 05/23 03Z 57 50 301 7 0.00 0.00 569 577 17.7 -10.0 1009.8 6 CLR CLR 428FEW448 65 57 15.0 0.0 0.403 20.2 102 05/23 06Z 53 50 311 3 0.00 0.00 568 577 17.7 -9.7 1011.1 6 CLR CLR 427FEW451 65 53 13.4 0.0 0.445 19.2 105 05/23 09Z 52 50 286 1 0.00 0.00 567 576 17.5 -9.7 1011.5 0 CLR CLR CLR 53 52 15.0 0.0 0.475 16.8 108 05/23 12Z 51 49 230 0 0.00 0.00 566 576 17.6 -10.0 1011.9 0 CLR CLR CLR 53 51 15.0 0.0 0.464 16.2 111 05/23 15Z 56 50 235 1 0.00 0.00 566 577 17.2 -9.7 1013.2 1 CLR CLR CLR 56 51 15.0 0.0 0.470 16.5 114 05/23 18Z 65 49 291 5 0.00 0.00 567 578 16.4 -9.9 1013.7 4 CLR CLR 401FEW430 65 51 15.0 0.0 0.479 14.3 117 05/23 21Z 66 49 291 10 0.00 0.00 567 579 16.4 -10.3 1013.7 57 CLR CLR 374BKN454 67 65 15.0 0.0 0.471 17.5 120 05/24 00Z 61 49 292 11 0.00 0.00 567 579 16.8 -10.3 1013.7 59 CLR CLR 368BKN449 67 61 15.0 0.0 0.419 18.4 123 05/24 03Z 55 48 291 7 0.00 0.00 567 579 16.9 -10.1 1014.4 49 CLR CLR 352SCT442 61 55 15.0 0.0 0.420 18.6 126 05/24 06Z 52 48 266 3 0.00 0.00 567 580 17.2 -10.3 1015.6 68 CLR CLR 347BKN435 61 52 13.4 0.0 0.447 16.8 129 05/24 09Z 51 48 276 4 0.00 0.00 566 579 16.3 -10.6 1015.5 100 FEW CLR 332OVC432 51 51 13.4 0.0 0.445 16.5 132 05/24 12Z 50 48 270 3 0.00 0.00 566 579 15.8 -11.2 1015.8 100 006FEW013 CLR 326OVC425 51 50 15.0 0.0 0.487 16.3 135 05/24 15Z 54 48 281 2 0.00 0.00 565 579 16.0 -11.2 1016.8 72 008FEW014 CLR 336BKN412 54 49 15.0 0.0 0.499 16.2 138 05/24 18Z 61 48 293 6 0.00 0.00 566 580 15.6 -11.3 1017.0 86 008FEW014 CLR 325BKN416 62 49 15.0 0.0 0.508 15.8 141 05/24 21Z 64 49 297 10 0.00 0.00 567 580 16.1 -11.4 1016.2 64 CLR CLR 318BKN409 64 62 15.0 0.0 0.515 17.7 144 05/25 00Z 61 48 291 10 0.00 0.00 567 581 16.8 -11.3 1015.7 55 CLR CLR 322BKN407 65 60 15.0 0.0 0.534 18.3 147 05/25 03Z 55 49 285 6 0.00 0.00 567 581 16.5 -10.7 1016.1 100 CLR CLR 321OVC408 60 55 15.0 0.0 0.485 18.2 150 05/25 06Z 51 48 280 3 0.00 0.00 567 581 17.4 -10.7 1016.8 66 CLR CLR 324BKN406 60 51 15.0 0.0 0.467 18.5 153 05/25 09Z 51 48 238 2 0.00 0.00 568 580 18.0 -10.9 1015.5 0 CLR CLR CLR 51 51 15.0 0.0 0.456 18.2 156 05/25 12Z 50 48 253 2 0.00 0.00 567 580 17.5 -10.8 1015.0 0 CLR CLR CLR 51 50 14.9 0.0 0.411 18.2 159 05/25 15Z 55 48 247 2 0.00 0.00 567 580 17.3 -9.9 1015.3 1 CLR CLR 355FEW377 55 50 15.0 0.0 0.379 18.7 162 05/25 18Z 65 48 298 5 0.00 0.00 568 581 17.4 -10.0 1014.5 1 CLR CLR 373FEW389 65 50 15.1 0.0 0.386 18.3 165 05/25 21Z 67 48 296 8 0.00 0.00 570 581 17.9 -9.5 1013.0 65 CLR CLR 283BKN374 68 65 15.0 0.0 0.394 19.9 168 05/26 00Z 63 46 276 8 0.00 0.00 571 581 18.5 -9.6 1012.3 82 CLR 220FEW246 264BKN344 68 62 15.0 0.0 0.434 19.6