Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 3APR 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 04/03 00Z 61 41 292 12 0.00 0.00 554 569 4.0 -15.9 1017.7 0 CLR CLR CLR **** **** 15.0 0.0 0.364 10.0 3 04/03 03Z 52 43 287 8 0.00 0.00 554 570 5.5 -16.1 1019.2 0 CLR CLR CLR 61 52 15.0 0.0 0.367 9.5 6 04/03 06Z 50 44 312 4 0.00 0.00 554 571 5.9 -15.7 1019.6 0 CLR CLR CLR 61 50 15.0 0.0 0.364 10.0 9 04/03 09Z 49 42 320 3 0.00 0.00 555 571 7.4 -15.5 1019.7 0 CLR CLR CLR 50 49 15.0 0.0 0.312 10.7 12 04/03 12Z 47 39 32 3 0.00 0.00 556 572 9.1 -15.5 1019.2 0 CLR CLR CLR 51 47 15.0 0.0 0.255 10.1 15 04/03 15Z 49 34 34 3 0.00 0.00 557 573 10.0 -15.2 1020.3 1 CLR CLR 390FEW402 50 47 15.0 0.0 0.207 9.5 18 04/03 18Z 61 33 33 8 0.00 0.00 558 575 10.9 -15.2 1020.1 2 CLR CLR 377FEW388 61 47 15.0 0.0 0.205 9.1 21 04/03 21Z 69 35 37 8 0.00 0.00 560 575 11.0 -14.9 1018.4 3 CLR CLR 353FEW372 69 62 15.0 0.0 0.217 13.3 24 04/04 00Z 70 37 355 7 0.00 0.00 561 575 11.8 -14.9 1017.1 2 CLR CLR 353FEW372 70 62 15.0 0.0 0.236 15.1 27 04/04 03Z 54 43 304 6 0.00 0.00 560 576 11.9 -14.4 1018.4 0 CLR CLR CLR 69 54 15.0 0.0 0.270 14.5 30 04/04 06Z 54 42 33 2 0.00 0.00 561 576 12.3 -14.2 1018.7 12 CLR CLR 368FEW392 69 53 15.0 0.0 0.301 15.6 33 04/04 09Z 53 39 103 3 0.00 0.00 560 576 12.3 -14.4 1018.9 59 CLR CLR 350BKN395 54 53 15.0 0.0 0.289 15.0 36 04/04 12Z 52 38 66 2 0.00 0.00 560 575 12.2 -14.3 1017.8 36 CLR CLR 350SCT394 54 52 15.0 0.0 0.264 15.2 39 04/04 15Z 53 39 64 3 0.00 0.00 560 575 12.3 -14.6 1018.3 90 CLR CLR 356BKN391 53 50 15.0 0.0 0.279 15.3 42 04/04 18Z 66 45 9 1 0.00 0.00 560 575 12.5 -15.0 1017.8 83 CLR CLR 349BKN392 66 50 15.0 0.0 0.340 15.1 45 04/04 21Z 73 46 251 2 0.00 0.00 561 575 12.0 -14.9 1016.3 93 CLR CLR 317BKN391 74 66 15.0 0.0 0.388 17.1 48 04/05 00Z 71 45 269 3 0.00 0.00 561 574 13.0 -15.2 1015.2 96 CLR CLR 305BKN387 74 66 15.0 0.0 0.389 17.9 51 04/05 03Z 62 44 297 5 0.00 0.00 561 574 13.2 -15.5 1015.5 99 CLR CLR 289OVC380 72 62 15.0 0.0 0.385 18.1 54 04/05 06Z 59 44 14 1 0.00 0.00 560 574 13.4 -15.6 1016.1 99 CLR CLR 284OVC380 72 59 15.0 0.0 0.387 18.0 57 04/05 09Z 57 44 97 1 0.00 0.00 560 573 13.3 -15.6 1015.8 90 CLR CLR 275BKN376 59 57 15.0 0.0 0.410 17.7 60 04/05 12Z 56 44 96 2 0.00 0.00 559 572 13.1 -16.1 1015.3 92 CLR CLR 280BKN368 59 56 15.0 0.0 0.440 17.7 63 04/05 15Z 58 45 62 1 0.00 0.00 559 572 12.9 -16.1 1015.7 97 CLR 229FEW242 279BKN363 59 56 15.0 0.0 0.442 17.3 66 04/05 18Z 70 48 303 2 0.00 0.00 559 573 13.0 -16.3 1015.8 57 CLR 221FEW239 283BKN360 70 56 15.0 0.0 0.476 16.7 69 04/05 21Z 73 47 272 6 0.00 0.00 560 572 12.8 -16.1 1014.5 26 CLR 184FEW235 266FEW279 74 70 15.0 0.0 0.494 18.7 72 04/06 00Z 68 45 289 9 0.00 0.00 560 572 13.4 -16.2 1014.2 13 CLR 184FEW235 265FEW279 75 66 15.0 0.0 0.541 19.0 75 04/06 03Z 58 44 295 5 0.00 0.00 559 572 13.2 -16.4 1015.1 0 CLR CLR CLR 67 58 15.0 0.0 0.534 17.9 78 04/06 06Z 55 45 273 3 0.00 0.00 559 572 12.7 -16.8 1016.0 0 CLR CLR CLR 68 55 15.0 0.0 0.541 17.2 81 04/06 09Z 54 46 300 3 0.00 0.00 558 572 12.8 -16.6 1016.3 3 CLR CLR 333FEW349 56 54 15.0 0.0 0.540 16.4 84 04/06 12Z 53 46 282 3 0.00 0.00 558 571 12.4 -16.0 1016.7 3 CLR CLR 334FEW350 56 53 15.0 0.0 0.534 14.9 87 04/06 15Z 55 47 265 2 0.00 0.00 558 572 12.2 -15.6 1017.2 0 CLR CLR CLR 55 52 15.0 0.0 0.505 14.7 90 04/06 18Z 62 46 297 5 0.00 0.00 558 573 12.0 -15.4 1018.0 0 CLR CLR CLR 63 52 15.0 0.0 0.482 14.4 93 04/06 21Z 65 46 291 9 0.00 0.00 559 574 12.2 -14.5 1017.4 4 CLR CLR 308FEW322 65 63 15.0 0.0 0.415 15.1 96 04/07 00Z 62 45 292 8 0.00 0.00 560 574 12.6 -14.0 1016.6 3 CLR CLR 331FEW344 65 61 15.0 0.0 0.286 15.3 99 04/07 03Z 53 47 283 5 0.00 0.00 560 575 12.8 -13.9 1017.3 4 CLR CLR 327FEW338 62 53 15.0 0.0 0.270 15.0 102 04/07 06Z 51 47 237 3 0.00 0.00 560 575 12.7 -14.3 1018.4 8 CLR CLR 313FEW352 62 51 15.0 0.0 0.301 14.5 105 04/07 09Z 51 48 220 3 0.00 0.00 560 575 12.6 -14.0 1018.4 83 CLR CLR 314BKN355 51 51 15.0 0.0 0.388 13.7 108 04/07 12Z 50 47 186 3 0.00 0.00 559 574 12.7 -14.0 1017.9 60 CLR CLR 325BKN371 51 50 15.0 0.0 0.418 14.2 111 04/07 15Z 53 48 188 2 0.00 0.00 559 574 12.8 -14.3 1018.1 43 CLR CLR 388SCT416 53 50 15.0 0.0 0.472 14.6 114 04/07 18Z 61 46 268 4 0.00 0.00 559 574 12.7 -14.5 1018.2 24 CLR CLR 390FEW416 61 50 15.0 0.0 0.545 14.3 117 04/07 21Z 64 45 286 7 0.00 0.00 560 574 12.9 -15.2 1016.9 6 CLR CLR 392FEW412 64 61 15.0 0.0 0.620 15.0 120 04/08 00Z 61 45 279 8 0.00 0.00 560 572 12.8 -15.3 1015.2 5 CLR CLR 390FEW405 65 60 15.0 0.0 0.682 15.1 123 04/08 03Z 54 46 259 3 0.00 0.00 559 572 12.6 -15.8 1015.2 7 CLR 194FEW207 370FEW392 61 54 15.0 0.0 0.739 15.6 126 04/08 06Z 54 46 201 4 0.00 0.00 559 571 12.6 -16.5 1015.1 41 CLR 175FEW213 356FEW388 61 53 15.0 0.0 0.801 15.6 129 04/08 09Z 53 46 203 4 0.00 0.00 557 570 11.7 -16.7 1014.7 77 CLR 163BKN212 304FEW336 54 53 15.0 0.0 0.861 14.5 132 04/08 12Z 52 46 195 4 0.00 0.00 556 568 10.3 -17.4 1014.2 67 CLR 160SCT207 277SCT310 54 52 15.0 0.0 0.950 13.6 135 04/08 15Z 54 48 177 3 0.00 0.00 555 567 9.8 -17.7 1014.6 73 CLR 177SCT209 288SCT364 55 52 15.0 0.0 0.924 13.0 138 04/08 18Z 62 49 245 2 0.00 0.00 554 566 9.5 -18.2 1014.1 86 CLR 169SCT200 258BKN368 62 52 15.0 0.0 0.858 12.6 141 04/08 21Z 65 53 288 9 0.00 0.00 554 565 9.2 -17.6 1012.9 100 CLR CLR 252OVC353 65 62 15.0 0.0 0.877 12.1 144 04/09 00Z 62 54 288 9 0.00 0.00 554 563 8.4 -18.2 1011.3 98 FEW CLR 255BKN351 65 61 15.0 0.0 0.893 12.6 147 04/09 03Z 57 55 280 5 0.00 0.00 553 562 7.9 -18.6 1011.1 100 022SCT037 CLR 262OVC338 62 57 15.1 0.0 0.789 10.6 150 04/09 06Z 58 55 231 3 0.00 0.00 551 560 6.1 -19.2 1010.6 100 -RA 010BKN037 CLR 271OVC331 62 57 15.0 0.0 0.783 10.6 153 04/09 09Z 55 52 263 4 0.01 0.01 550 558 5.5 -19.9 1010.1 26 -RA 035SCT048 CLR 304FEW318 58 55 15.0 0.0 0.712 10.1 156 04/09 12Z 52 51 253 3 0.00 0.00 547 555 5.1 -21.7 1009.5 14 029FEW042 CLR 303FEW316 58 52 15.0 0.0 0.755 9.3 159 04/09 15Z 53 50 267 3 0.00 0.00 545 553 4.7 -23.4 1009.9 80 000BKN014 139BKN222 CLR 54 51 15.0 0.0 0.768 8.7 162 04/09 18Z 56 49 275 5 0.00 0.00 545 553 4.5 -23.5 1010.2 89 000BKN018 139SCT220 235FEW246 56 51 14.9 0.0 0.754 8.3 165 04/09 21Z 59 48 282 11 0.00 0.00 546 553 5.0 -23.3 1009.1 100 018SCT032 201BKN235 235OVC265 59 56 15.0 0.0 0.727 8.6 168 04/10 00Z 56 47 273 10 0.00 0.00 547 553 5.8 -22.7 1007.4 100 020FEW034 183BKN235 235OVC273 59 56 15.0 0.0 0.673 9.3