Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 22OCT 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 10/22 12Z 57 53 81 3 0.00 0.00 552 561 8.0 -18.7 1009.7 100 000BKN000 000OVC000 000BKN000 **** **** 15.0 0.0 1.090 12.1 3 10/22 15Z 57 54 75 1 0.02 0.00 552 561 6.6 -18.4 1010.7 100 -RA 007OVC117 119BKN228 259BKN308 58 57 15.0 0.0 1.125 10.6 6 10/22 18Z 59 55 327 1 0.01 0.00 551 562 6.4 -18.8 1012.4 100 -RA 005OVC118 119BKN234 251BKN304 59 57 14.2 0.0 1.113 10.4 9 10/22 21Z 59 55 284 1 0.05 0.01 552 562 6.9 -18.3 1012.3 100 -RA 000OVC119 119BKN236 266FEW289 60 59 6.4 0.0 1.135 10.6 12 10/23 00Z 59 56 236 3 0.04 0.01 552 562 6.9 -18.1 1012.5 100 -RA 000BKN119 123BKN237 242SCT295 61 58 14.6 0.0 1.142 10.4 15 10/23 03Z 57 55 271 7 0.01 0.01 552 564 7.2 -16.7 1013.7 99 -RA 017OVC091 144SCT199 239SCT289 59 57 15.0 0.0 1.071 9.9 18 10/23 06Z 56 53 254 5 0.00 0.00 553 566 8.0 -15.3 1014.7 91 -RA 020BKN074 145SCT196 245FEW292 59 56 15.0 0.0 1.040 10.1 21 10/23 09Z 57 51 243 5 0.00 0.00 554 567 7.2 -16.4 1015.2 100 019OVC046 166FEW179 284FEW310 57 56 15.0 0.0 0.988 9.2 24 10/23 12Z 57 51 179 2 0.00 0.00 554 567 8.4 -15.9 1015.5 100 013OVC040 182FEW194 280FEW308 57 56 15.0 0.0 0.765 8.8 27 10/23 15Z 56 51 20 1 0.00 0.00 554 568 7.4 -15.6 1016.4 85 013BKN031 CLR CLR 57 55 15.0 0.0 0.693 9.0 30 10/23 18Z 60 52 322 3 0.00 0.00 556 570 6.2 -15.4 1017.1 90 019BKN040 CLR CLR 60 55 15.0 0.0 0.675 10.0 33 10/23 21Z 65 53 313 7 0.00 0.00 558 571 6.1 -13.3 1015.9 45 035SCT047 CLR CLR 65 60 15.0 0.0 0.612 11.9 36 10/24 00Z 62 52 282 9 0.00 0.00 560 573 8.3 -12.2 1015.0 27 036SCT048 CLR CLR 67 60 15.0 0.0 0.554 14.0 39 10/24 03Z 56 52 281 4 0.00 0.00 561 575 9.8 -12.9 1016.1 0 CLR CLR CLR 62 56 15.0 0.0 0.480 14.3 42 10/24 06Z 55 51 265 3 0.00 0.00 562 576 11.7 -13.0 1016.4 0 CLR CLR CLR 62 55 15.0 0.0 0.350 15.2 45 10/24 09Z 54 49 137 1 0.00 0.00 562 576 11.2 -13.0 1016.5 0 CLR CLR CLR 55 54 15.0 0.0 0.399 14.6 48 10/24 12Z 54 48 119 1 0.00 0.00 562 576 10.7 -12.7 1016.5 0 CLR CLR CLR 55 54 15.0 0.0 0.393 13.7 51 10/24 15Z 54 40 74 2 0.00 0.00 563 577 11.4 -12.6 1017.0 0 CLR CLR CLR 54 53 15.0 0.0 0.368 13.3 54 10/24 18Z 65 37 7 2 0.00 0.00 564 578 11.7 -12.3 1017.5 0 CLR CLR CLR 65 53 15.0 0.0 0.375 12.9 57 10/24 21Z 70 38 326 3 0.00 0.00 565 578 11.7 -12.6 1015.9 0 CLR CLR CLR 70 65 15.0 0.0 0.370 14.6 60 10/25 00Z 68 40 286 6 0.00 0.00 565 578 12.5 -12.4 1015.0 0 CLR CLR CLR 71 65 15.0 0.0 0.380 16.2 63 10/25 03Z 58 47 305 3 0.00 0.00 565 579 12.3 -12.8 1016.6 0 CLR CLR CLR 68 58 15.0 0.0 0.410 16.2 66 10/25 06Z 57 48 278 1 0.00 0.00 564 579 12.7 -13.0 1017.4 3 CLR CLR 379FEW406 68 57 15.0 0.0 0.428 16.0 69 10/25 09Z 56 45 95 1 0.00 0.00 564 579 12.3 -13.3 1017.3 10 CLR CLR 371FEW406 57 56 15.0 0.0 0.443 16.0 72 10/25 12Z 56 43 71 1 0.00 0.00 564 578 12.0 -13.3 1017.4 11 CLR CLR 365FEW406 57 56 15.0 0.0 0.454 15.7 75 10/25 15Z 56 40 91 2 0.00 0.00 564 579 11.8 -13.4 1017.9 46 CLR CLR 329SCT416 56 55 15.0 0.0 0.449 15.6 78 10/25 18Z 67 43 33 1 0.00 0.00 564 579 12.2 -13.4 1018.3 73 CLR CLR 310BKN417 67 55 15.0 0.0 0.441 15.8 81 10/25 21Z 70 42 268 5 0.00 0.00 564 578 12.1 -13.3 1017.0 99 CLR CLR 281OVC412 71 67 15.0 0.0 0.466 16.1 84 10/26 00Z 68 42 300 6 0.00 0.00 564 578 12.0 -13.0 1016.6 90 CLR CLR 294BKN399 72 66 15.0 0.0 0.480 16.8 87 10/26 03Z 60 44 306 2 0.00 0.00 564 579 12.2 -13.4 1017.7 36 CLR CLR 339SCT387 68 60 15.0 0.0 0.463 16.6 90 10/26 06Z 58 45 332 2 0.00 0.00 563 579 12.4 -13.3 1018.5 35 CLR CLR 338SCT386 68 58 15.0 0.0 0.454 15.9 93 10/26 09Z 57 48 334 3 0.00 0.00 563 579 11.7 -12.5 1018.9 100 CLR CLR 338OVC417 58 57 15.0 0.0 0.493 14.8 96 10/26 12Z 57 45 135 3 0.00 0.00 562 578 12.0 -12.9 1018.7 100 CLR CLR 321OVC421 58 57 15.0 0.0 0.464 15.7 99 10/26 15Z 57 44 94 2 0.00 0.00 562 578 11.8 -12.9 1019.0 100 CLR 232FEW244 255OVC411 57 57 15.0 0.0 0.474 15.2 102 10/26 18Z 66 45 286 2 0.00 0.00 562 579 11.6 -13.2 1020.0 99 CLR 231FEW242 261OVC394 66 57 15.0 0.0 0.480 15.0 105 10/26 21Z 69 45 279 4 0.00 0.00 562 578 12.1 -13.5 1018.3 98 CLR CLR 289OVC370 69 66 15.0 0.0 0.500 15.5 108 10/27 00Z 65 48 300 7 0.00 0.00 562 577 12.5 -13.3 1017.5 78 CLR CLR 293BKN358 70 64 15.0 0.0 0.562 16.3 111 10/27 03Z 59 51 296 5 0.00 0.00 562 578 12.1 -13.4 1018.8 97 CLR CLR 281BKN353 65 59 15.0 0.0 0.530 15.7 114 10/27 06Z 57 52 305 2 0.00 0.00 562 577 12.5 -13.7 1018.6 98 CLR CLR 281OVC353 65 57 15.0 0.0 0.519 15.1 117 10/27 09Z 56 52 311 3 0.00 0.00 561 576 12.0 -13.6 1018.2 95 CLR CLR 278BKN320 57 56 15.0 0.0 0.517 14.4 120 10/27 12Z 54 51 308 2 0.00 0.00 560 575 11.8 -13.6 1018.1 74 CLR CLR 278BKN316 57 54 15.0 0.0 0.530 13.8 123 10/27 15Z 55 51 291 1 0.00 0.00 560 575 11.4 -14.1 1018.6 85 CLR 222SCT243 257BKN304 55 54 15.0 0.0 0.529 13.6 126 10/27 18Z 62 49 276 3 0.00 0.00 560 575 11.7 -13.9 1018.6 85 CLR 195BKN243 263BKN305 62 54 15.0 0.0 0.567 13.4 129 10/27 21Z 63 47 281 7 0.00 0.00 560 575 11.6 -13.9 1017.6 100 CLR 162BKN243 275BKN322 64 62 15.0 0.0 0.617 13.4 132 10/28 00Z 61 48 278 6 0.00 0.00 560 574 11.6 -13.1 1017.1 100 CLR 163BKN239 264BKN300 64 61 15.0 0.0 0.572 13.2 135 10/28 03Z 57 49 288 5 0.00 0.00 560 575 11.5 -13.2 1017.6 100 114FEW121 123FEW150 255OVC285 61 57 15.0 0.0 0.626 12.7 138 10/28 06Z 56 50 271 4 0.00 0.00 560 575 11.9 -13.4 1017.5 98 111FEW121 122FEW141 270BKN320 61 56 15.0 0.0 0.688 12.0 141 10/28 09Z 54 50 277 3 0.00 0.00 560 574 11.4 -13.5 1016.6 100 109FEW120 120FEW128 313OVC377 56 54 15.0 0.0 0.690 11.6 144 10/28 12Z 53 49 275 3 0.00 0.00 560 573 11.4 -13.4 1016.0 100 109FEW119 120FEW127 318OVC380 56 53 15.0 0.0 0.472 12.1 147 10/28 15Z 52 48 327 1 0.00 0.00 559 573 10.8 -13.6 1016.2 100 CLR CLR 340OVC386 53 52 15.0 0.0 0.396 12.0 150 10/28 18Z 61 45 325 3 0.00 0.00 559 573 10.7 -14.0 1016.3 100 CLR CLR 327OVC398 61 52 15.0 0.0 0.395 12.1 153 10/28 21Z 64 43 287 6 0.00 0.00 560 572 10.9 -14.2 1014.1 94 CLR CLR 305BKN383 65 61 15.0 0.0 0.385 12.6 156 10/29 00Z 61 45 287 7 0.00 0.00 560 571 10.7 -14.4 1013.5 81 CLR CLR 328BKN394 65 60 15.0 0.0 0.392 13.5 159 10/29 03Z 55 49 272 4 0.00 0.00 559 571 10.4 -15.0 1014.2 41 CLR CLR 333SCT405 61 55 15.0 0.0 0.431 13.3 162 10/29 06Z 54 49 210 3 0.00 0.00 559 571 10.6 -15.1 1014.0 25 CLR CLR 333FEW401 61 53 15.0 0.0 0.427 13.0 165 10/29 09Z 53 49 185 3 0.00 0.00 558 570 10.4 -15.6 1013.5 15 CLR CLR 316FEW378 54 53 15.0 0.0 0.429 12.8 168 10/29 12Z 52 49 171 3 0.00 0.00 558 568 10.0 -15.6 1012.9 35 CLR CLR 310SCT378 54 52 15.0 0.0 0.435 12.6