Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 30MAR 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 03/30 12Z 60 43 128 2 0.00 0.00 562 572 15.1 -14.7 1012.0 100 CLR 000OVC000 000OVC000 **** **** 15.0 0.0 0.465 20.9 3 03/30 15Z 61 45 231 2 0.00 0.00 560 571 14.7 -15.8 1012.7 97 CLR 211BKN242 255BKN388 61 59 15.0 0.0 0.500 20.4 6 03/30 18Z 66 45 241 3 0.00 0.00 560 571 14.3 -17.6 1013.7 99 CLR 202BKN242 248OVC406 67 58 15.0 0.0 0.530 19.2 9 03/30 21Z 67 42 278 5 0.00 0.00 558 570 13.4 -17.2 1013.7 100 CLR 175OVC242 243OVC398 68 66 15.0 0.0 0.581 18.1 12 03/31 00Z 64 41 292 6 0.00 0.00 557 568 12.8 -15.5 1013.0 100 CLR 155OVC241 242OVC394 69 63 15.0 0.0 0.595 17.4 15 03/31 03Z 56 46 300 5 0.00 0.00 556 567 12.0 -15.3 1013.4 100 CLR 144BKN241 241OVC396 64 56 15.0 0.0 0.612 16.3 18 03/31 06Z 56 42 303 5 0.00 0.00 556 567 11.3 -16.5 1013.1 100 109FEW120 141BKN225 243OVC405 64 55 15.0 0.0 0.622 15.6 21 03/31 09Z 56 44 288 4 0.00 0.00 554 565 10.2 -17.4 1013.3 100 100BKN120 120BKN168 262OVC380 57 55 15.0 0.0 0.697 14.7 24 03/31 12Z 56 46 225 2 0.00 0.00 551 563 7.8 -18.6 1013.8 100 090BKN119 129BKN192 257OVC380 57 55 15.0 0.0 0.875 12.2 27 03/31 15Z 56 47 117 2 0.00 0.00 550 562 7.1 -20.2 1014.2 100 -RA 054BKN119 161OVC208 258OVC329 56 55 15.0 0.0 0.746 11.2 30 03/31 18Z 62 43 267 3 0.00 0.00 549 562 6.9 -20.6 1014.9 95 063BKN119 171BKN216 251BKN306 62 55 15.0 0.0 0.655 11.2 33 03/31 21Z 65 45 255 5 0.00 0.00 549 560 5.5 -20.6 1013.9 91 079SCT117 209SCT224 237BKN265 66 62 15.0 0.0 0.732 11.9 36 04/01 00Z 61 44 257 11 0.00 0.00 548 559 5.4 -21.4 1013.6 84 074SCT116 141SCT154 236SCT264 66 61 14.9 0.0 0.762 10.1 39 04/01 03Z 57 45 245 3 0.00 0.00 548 560 5.3 -20.7 1014.0 95 059BKN109 CLR CLR 61 57 15.0 0.0 0.736 9.5 42 04/01 06Z 53 46 336 0 0.00 0.00 549 561 4.9 -18.5 1014.8 54 060BKN106 CLR CLR 61 53 15.0 0.0 0.732 9.0 45 04/01 09Z 53 45 150 4 0.00 0.00 550 562 4.9 -17.3 1014.8 41 086FEW092 CLR 252SCT339 53 53 15.0 0.0 0.758 8.5 48 04/01 12Z 53 46 136 5 0.00 0.00 550 562 4.8 -16.9 1014.3 70 085FEW091 180SCT221 253BKN352 54 52 15.0 0.0 0.823 8.5 51 04/01 15Z 54 48 149 6 0.00 0.00 551 563 4.7 -15.9 1014.9 91 025BKN053 129SCT165 262BKN377 55 52 15.0 0.0 0.844 8.6 54 04/01 18Z 59 49 197 7 0.00 0.00 552 564 4.6 -15.2 1014.8 96 014BKN056 128FEW162 268SCT377 59 52 15.0 0.0 0.835 8.8 57 04/01 21Z 61 52 225 13 0.00 0.00 552 564 4.6 -15.2 1014.3 88 -RA 028BKN055 118FEW125 335FEW359 62 59 15.0 0.0 0.840 9.4 60 04/02 00Z 58 51 236 11 0.01 0.01 552 564 4.1 -14.0 1013.7 81 -RA 020BKN054 118FEW125 335FEW360 62 58 15.0 0.0 0.832 8.4 63 04/02 03Z 55 50 225 10 0.00 0.00 552 564 3.6 -13.2 1014.1 92 -RA 019BKN053 CLR CLR 58 55 15.1 0.0 0.809 8.2 66 04/02 06Z 54 50 237 10 0.02 0.02 551 564 3.0 -13.5 1015.4 96 -RA 010BKN062 CLR 378FEW401 58 54 9.2 0.0 0.721 7.6 69 04/02 09Z 52 47 301 9 0.04 0.03 551 564 3.0 -13.5 1016.1 100 -TSRA 000OVC086 CLR 376BKN406 54 52 15.1 0.0 0.616 6.1 72 04/02 12Z 48 42 325 7 0.00 0.00 549 563 -0.1 -13.7 1017.1 74 -RA 005BKN084 CLR 376SCT405 54 48 15.0 0.0 0.408 3.9 75 04/02 15Z 49 42 307 6 0.00 0.00 549 564 -0.1 -14.7 1018.3 6 051FEW058 CLR CLR 49 47 15.0 0.0 0.335 4.0 78 04/02 18Z 54 36 314 8 0.00 0.00 549 565 1.4 -15.4 1019.1 3 052FEW059 CLR CLR 54 47 15.0 0.0 0.301 4.5 81 04/02 21Z 58 38 272 11 0.00 0.00 550 566 0.8 -15.6 1018.2 0 CLR CLR CLR 58 54 15.0 0.0 0.348 6.6 84 04/03 00Z 57 40 288 15 0.00 0.00 552 566 2.0 -16.2 1017.0 2 046FEW055 CLR CLR 58 54 15.0 0.0 0.361 7.5 87 04/03 03Z 50 42 302 8 0.00 0.00 552 567 3.4 -16.1 1017.7 0 CLR CLR CLR 57 50 15.0 0.0 0.364 8.4 90 04/03 06Z 49 42 330 7 0.00 0.00 552 567 4.0 -16.7 1018.3 0 CLR CLR CLR 57 49 15.0 0.0 0.311 9.4 93 04/03 09Z 49 39 345 8 0.00 0.00 553 568 5.4 -17.4 1017.9 0 CLR CLR CLR 49 49 15.0 0.0 0.272 9.6 96 04/03 12Z 49 32 19 5 0.00 0.00 554 568 6.4 -17.4 1017.6 0 CLR CLR CLR 50 48 15.0 0.0 0.205 9.3 99 04/03 15Z 48 31 68 3 0.00 0.00 554 569 7.9 -16.9 1018.5 0 CLR CLR CLR 49 45 15.0 0.0 0.203 8.0 102 04/03 18Z 62 30 25 10 0.00 0.00 555 570 7.8 -16.6 1018.5 0 CLR CLR CLR 62 45 15.0 0.0 0.198 9.2 105 04/03 21Z 68 32 29 9 0.00 0.00 556 571 6.5 -16.2 1017.6 0 CLR CLR CLR 68 62 15.0 0.0 0.216 12.6 108 04/04 00Z 68 37 351 7 0.00 0.00 558 571 8.4 -16.0 1016.0 0 CLR CLR CLR 70 62 15.0 0.0 0.245 14.7 111 04/04 03Z 54 42 287 6 0.00 0.00 558 572 10.6 -16.0 1017.0 0 CLR CLR CLR 68 54 15.0 0.0 0.293 14.2 114 04/04 06Z 52 43 269 2 0.00 0.00 558 573 10.3 -16.0 1018.7 0 CLR CLR CLR 68 52 15.0 0.0 0.352 15.1 117 04/04 09Z 52 41 111 1 0.00 0.00 557 573 11.1 -16.0 1019.1 0 CLR CLR CLR 52 52 15.0 0.0 0.362 14.6 120 04/04 12Z 51 39 77 3 0.00 0.00 557 573 11.2 -16.1 1018.7 0 CLR CLR CLR 52 51 15.0 0.0 0.355 13.8 123 04/04 15Z 53 39 54 3 0.00 0.00 557 574 11.3 -16.1 1019.7 0 CLR CLR CLR 53 50 15.0 0.0 0.356 13.9 126 04/04 18Z 65 43 353 2 0.00 0.00 558 575 11.7 -16.1 1019.5 0 CLR CLR CLR 65 50 15.0 0.0 0.365 13.5 129 04/04 21Z 73 45 327 2 0.00 0.00 559 575 11.0 -16.2 1018.1 0 CLR CLR CLR 74 65 15.0 0.0 0.385 16.4 132 04/05 00Z 73 45 331 3 0.00 0.00 560 574 11.6 -16.4 1016.4 0 CLR CLR CLR 75 65 15.0 0.0 0.402 18.0 135 04/05 03Z 61 43 280 4 0.00 0.00 560 575 12.4 -16.4 1016.9 0 CLR CLR CLR 74 61 15.0 0.0 0.399 17.6 138 04/05 06Z 59 42 0 2 0.00 0.00 560 575 12.5 -16.3 1017.4 0 CLR CLR CLR 74 58 15.0 0.0 0.396 17.3 141 04/05 09Z 57 42 98 2 0.00 0.00 560 574 12.6 -16.3 1017.2 0 CLR CLR CLR 59 56 15.0 0.0 0.379 17.1 144 04/05 12Z 56 42 101 3 0.00 0.00 559 573 12.6 -16.6 1016.6 0 CLR CLR CLR 59 55 15.0 0.0 0.367 17.2 147 04/05 15Z 57 42 77 2 0.00 0.00 559 573 12.6 -16.8 1017.2 0 CLR CLR CLR 58 54 15.0 0.0 0.328 16.9 150 04/05 18Z 70 45 311 2 0.00 0.00 559 574 12.9 -16.7 1016.8 0 CLR CLR CLR 70 54 15.0 0.0 0.300 16.6 153 04/05 21Z 74 44 283 5 0.00 0.00 560 573 12.8 -16.9 1014.8 0 CLR CLR CLR 75 69 15.0 0.0 0.318 18.9 156 04/06 00Z 71 43 286 9 0.00 0.00 561 572 13.4 -16.8 1013.6 0 CLR CLR CLR 76 69 15.0 0.0 0.337 19.2 159 04/06 03Z 60 43 290 4 0.00 0.00 560 572 13.7 -16.9 1013.8 2 CLR CLR 356FEW367 71 59 15.0 0.0 0.362 19.4 162 04/06 06Z 57 44 224 1 0.00 0.00 560 572 13.7 -16.6 1014.2 4 CLR CLR 348FEW361 71 57 15.0 0.0 0.361 18.6 165 04/06 09Z 56 42 178 2 0.00 0.00 559 571 13.5 -16.6 1014.0 5 CLR CLR 345FEW356 57 56 15.0 0.0 0.351 18.1 168 04/06 12Z 54 42 301 2 0.00 0.00 559 570 13.5 -16.7 1013.7 4 CLR CLR 342FEW356 57 53 15.0 0.0 0.344 17.7