Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 28MAR 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 03/28 12Z 53 45 288 2 0.00 0.00 564 577 15.1 -16.2 1015.2 1 CLR CLR CLR **** **** 15.0 0.0 0.380 18.5 3 03/28 15Z 53 46 179 1 0.00 0.00 563 577 14.3 -16.1 1016.3 0 CLR CLR CLR 54 51 15.0 0.0 0.350 18.2 6 03/28 18Z 63 46 306 5 0.00 0.00 563 577 14.3 -15.8 1016.9 0 CLR CLR CLR 63 51 15.0 0.0 0.345 17.7 9 03/28 21Z 68 47 309 5 0.00 0.00 564 577 15.0 -15.5 1015.6 37 CLR CLR 369SCT423 69 63 15.0 0.0 0.331 18.0 12 03/29 00Z 67 46 312 8 0.00 0.00 564 576 14.9 -15.4 1014.3 58 CLR CLR 351BKN418 70 63 15.0 0.0 0.368 19.3 15 03/29 03Z 58 43 326 4 0.00 0.00 564 576 15.3 -15.2 1014.6 42 CLR CLR 351SCT416 67 57 15.0 0.0 0.350 19.9 18 03/29 06Z 57 44 331 1 0.00 0.00 563 576 15.1 -14.7 1015.0 25 CLR CLR 354FEW414 67 56 15.0 0.0 0.507 19.7 21 03/29 09Z 56 44 33 2 0.00 0.00 563 575 15.3 -14.7 1014.4 9 CLR CLR 367FEW411 57 56 15.0 0.0 0.596 19.7 24 03/29 12Z 56 43 87 1 0.00 0.00 563 574 14.9 -14.6 1013.9 42 CLR CLR 357SCT400 57 56 15.0 0.0 0.667 19.2 27 03/29 15Z 59 46 92 1 0.00 0.00 562 574 14.6 -15.0 1014.8 9 CLR CLR 355FEW381 59 56 15.0 0.0 0.639 19.0 30 03/29 18Z 70 50 292 2 0.00 0.00 562 575 14.5 -14.5 1015.1 23 CLR CLR 330FEW401 70 56 15.0 0.0 0.613 19.0 33 03/29 21Z 72 49 294 7 0.00 0.00 563 575 14.8 -14.9 1014.4 100 CLR CLR 294OVC392 72 69 15.0 0.0 0.576 19.0 36 03/30 00Z 69 46 284 6 0.00 0.00 563 574 15.1 -15.0 1013.2 99 CLR CLR 276OVC371 73 67 15.0 0.0 0.531 19.9 39 03/30 03Z 59 44 249 3 0.00 0.00 563 574 14.9 -14.0 1013.2 100 CLR CLR 278OVC368 69 59 15.0 0.0 0.457 19.9 42 03/30 06Z 57 44 204 3 0.00 0.00 562 574 14.7 -14.6 1013.8 100 CLR CLR 279OVC390 69 57 15.0 0.0 0.428 19.5 45 03/30 09Z 55 44 206 3 0.00 0.00 561 572 14.1 -15.0 1013.7 100 CLR CLR 248OVC408 57 55 15.0 0.0 0.380 18.4 48 03/30 12Z 53 43 211 2 0.00 0.00 560 571 13.3 -15.6 1013.8 100 CLR 223SCT242 251OVC394 57 53 15.0 0.0 0.321 17.8 51 03/30 15Z 54 45 232 3 0.00 0.00 558 571 12.8 -16.5 1014.8 100 CLR 214OVC242 247BKN374 54 52 15.0 0.0 0.319 17.2 54 03/30 18Z 61 45 349 0 0.00 0.00 557 570 12.4 -16.4 1015.3 100 CLR 205BKN242 244BKN382 61 52 15.0 0.0 0.516 16.4 57 03/30 21Z 65 45 268 5 0.00 0.00 557 569 11.2 -15.7 1015.2 100 CLR 144BKN241 249OVC405 66 61 15.0 0.0 0.794 15.9 60 03/31 00Z 57 45 282 6 0.00 0.00 555 568 10.4 -16.0 1015.0 100 105FEW115 130BKN241 245OVC416 66 56 15.0 0.0 0.968 14.4 63 03/31 03Z 54 45 234 2 0.00 0.00 554 567 9.6 -15.8 1015.4 100 069BKN119 119OVC240 240OVC428 57 54 15.0 0.0 0.981 12.9 66 03/31 06Z 52 44 264 3 0.00 0.00 553 567 9.5 -16.3 1016.0 100 070BKN116 119OVC240 240OVC424 57 53 15.0 0.0 0.932 10.8 69 03/31 09Z 51 44 254 3 0.00 0.00 553 565 8.9 -17.2 1015.3 100 080SCT119 180BKN216 241OVC415 52 51 15.0 0.0 0.869 10.5 72 03/31 12Z 50 45 264 5 0.00 0.00 551 564 7.4 -18.2 1015.7 100 081SCT119 187BKN219 245OVC414 52 50 15.0 0.0 0.870 9.2 75 03/31 15Z 51 44 256 4 0.00 0.00 550 563 7.4 -19.2 1016.2 100 094FEW118 175OVC201 238OVC388 51 50 15.0 0.0 0.888 8.6 78 03/31 18Z 52 45 271 4 0.01 0.00 549 563 6.2 -19.9 1017.5 100 -RA 041SCT116 155OVC212 238OVC382 53 50 15.0 0.0 0.894 7.7 81 03/31 21Z 58 45 256 9 0.00 0.00 548 562 5.5 -19.8 1016.9 100 069SCT118 202BKN232 287OVC342 58 53 15.0 0.0 0.897 7.5 84 04/01 00Z 56 45 257 9 0.00 0.00 548 561 5.6 -21.0 1015.7 85 066BKN116 170BKN197 293BKN343 58 53 15.0 0.0 0.866 7.2 87 04/01 03Z 51 45 270 5 0.00 0.00 548 562 5.5 -19.8 1016.2 47 077SCT118 159FEW187 CLR 56 51 15.0 0.0 0.809 7.2 90 04/01 06Z 49 45 252 2 0.00 0.00 549 563 5.6 -17.3 1016.9 27 076FEW111 159FEW188 CLR 56 49 15.0 0.0 0.782 8.3 93 04/01 09Z 48 45 172 1 0.00 0.00 550 564 5.3 -17.1 1017.2 6 076FEW090 CLR CLR 49 48 15.0 0.0 0.761 7.7 96 04/01 12Z 48 45 157 3 0.00 0.00 551 565 5.5 -16.7 1016.8 25 076FEW088 195FEW239 240FEW272 49 48 15.0 0.0 0.770 7.7 99 04/01 15Z 50 45 143 4 0.00 0.00 551 566 5.1 -15.7 1017.3 8 077FEW083 161FEW177 311FEW322 50 48 15.0 0.0 0.750 7.6 102 04/01 18Z 58 45 195 3 0.00 0.00 553 567 5.0 -14.0 1017.0 6 077FEW083 158FEW173 300FEW318 58 48 15.0 0.0 0.780 8.1 105 04/01 21Z 63 48 259 10 0.00 0.00 554 567 4.4 -13.4 1015.4 7 043FEW050 CLR CLR 63 58 15.0 0.0 0.827 10.0 108 04/02 00Z 60 49 252 10 0.00 0.00 554 567 4.4 -13.2 1014.7 20 038FEW054 CLR CLR 63 57 15.0 0.0 0.853 9.2 111 04/02 03Z 56 51 233 7 0.00 0.00 554 567 3.9 -13.4 1015.4 74 -RA 034BKN053 CLR CLR 60 56 15.2 0.0 0.936 8.5 114 04/02 06Z 52 50 266 4 0.01 0.01 554 567 3.4 -13.3 1016.0 68 -RA 030BKN050 CLR CLR 60 52 15.0 0.0 0.857 8.0 117 04/02 09Z 53 50 250 5 0.00 0.00 553 566 3.4 -12.7 1016.1 67 018BKN066 CLR CLR 54 51 15.0 0.0 0.846 7.1 120 04/02 12Z 52 49 280 8 0.02 0.02 552 565 2.3 -12.8 1016.0 84 -RA 013BKN069 CLR CLR 54 51 14.9 0.0 0.671 6.2 123 04/02 15Z 51 43 294 8 0.00 0.00 552 566 0.4 -13.6 1017.1 78 050BKN064 CLR CLR 52 50 15.0 0.0 0.390 4.8 126 04/02 18Z 54 35 291 12 0.00 0.00 551 566 0.7 -14.3 1018.2 41 050SCT064 CLR CLR 55 50 15.0 0.0 0.293 4.1 129 04/02 21Z 56 38 275 13 0.00 0.00 552 566 0.3 -14.0 1016.7 3 039FEW045 CLR CLR 57 54 15.0 0.0 0.352 6.4 132 04/03 00Z 56 39 276 11 0.00 0.00 554 566 3.1 -13.7 1015.0 5 043FEW049 CLR FEW 57 54 15.0 0.0 0.376 7.8 135 04/03 03Z 51 41 284 7 0.00 0.00 553 567 3.1 -13.2 1015.8 5 CLR CLR FEW 57 51 15.0 0.0 0.398 9.3 138 04/03 06Z 50 41 348 4 0.00 0.00 554 568 3.8 -13.4 1016.0 42 CLR CLR 336SCT382 57 50 15.0 0.0 0.304 9.4 141 04/03 09Z 48 38 350 5 0.00 0.00 555 568 5.3 -14.1 1015.8 100 CLR CLR 334OVC391 50 48 15.0 0.0 0.269 9.1 144 04/03 12Z 47 32 33 3 0.00 0.00 555 568 6.3 -14.6 1015.6 74 CLR CLR 337BKN390 50 46 15.0 0.0 0.163 8.6 147 04/03 15Z 48 29 48 3 0.00 0.00 555 568 7.8 -14.9 1016.2 6 CLR CLR 361FEW379 48 45 15.0 0.0 0.161 7.3 150 04/03 18Z 61 30 40 12 0.00 0.00 556 570 5.6 -15.8 1016.5 3 CLR CLR 363FEW379 61 45 15.0 0.0 0.171 8.9 153 04/03 21Z 67 35 27 10 0.00 0.00 557 570 5.9 -16.5 1015.8 0 CLR CLR CLR 67 61 15.0 0.0 0.251 12.3 156 04/04 00Z 70 36 13 9 0.00 0.00 558 571 8.8 -15.8 1014.5 0 CLR CLR CLR 71 61 15.0 0.0 0.285 15.6 159 04/04 03Z 59 38 306 2 0.00 0.00 559 572 10.7 -15.4 1015.8 0 CLR CLR CLR 71 59 15.0 0.0 0.272 15.9 162 04/04 06Z 54 41 336 2 0.00 0.00 559 574 11.1 -15.8 1017.5 0 CLR CLR CLR 71 54 15.0 0.0 0.282 15.4 165 04/04 09Z 53 38 72 2 0.00 0.00 558 574 11.8 -16.0 1018.5 0 CLR CLR CLR 54 52 15.0 0.0 0.287 13.7 168 04/04 12Z 51 36 75 3 0.00 0.00 558 574 11.5 -15.9 1018.5 0 CLR CLR CLR 54 51 15.0 0.0 0.302 13.7