Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 6APR 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 04/06 00Z 70 47 281 8 0.00 0.00 562 574 13.9 -15.6 1014.5 100 CLR 000SCT000 000OVC000 **** **** 15.0 0.0 0.600 19.4 3 04/06 03Z 59 47 298 5 0.00 0.00 561 574 13.4 -16.2 1015.1 100 CLR 171FEW208 283OVC352 70 59 15.0 0.0 0.580 18.9 6 04/06 06Z 57 48 247 2 0.00 0.00 560 574 13.0 -16.3 1016.3 91 CLR 178SCT201 284BKN348 70 57 15.0 0.0 0.579 17.9 9 04/06 09Z 55 48 281 3 0.00 0.00 560 574 13.0 -16.4 1016.5 77 CLR 165FEW187 277BKN326 57 55 15.0 0.0 0.569 16.9 12 04/06 12Z 53 50 272 2 0.00 0.00 559 573 12.6 -16.4 1016.7 88 CLR 161FEW181 279BKN343 57 53 15.0 0.0 0.562 15.7 15 04/06 15Z 55 50 253 2 0.00 0.00 558 573 12.4 -16.7 1017.6 72 CLR CLR 264BKN356 55 53 15.0 0.0 0.528 15.4 18 04/06 18Z 62 48 288 6 0.00 0.00 558 574 12.2 -16.8 1018.5 55 CLR CLR 269BKN352 63 53 15.0 0.0 0.485 14.4 21 04/06 21Z 65 47 293 9 0.00 0.00 559 574 12.5 -16.5 1018.0 3 CLR 164FEW171 313FEW335 65 63 15.0 0.0 0.444 15.3 24 04/07 00Z 62 47 287 9 0.00 0.00 559 573 12.6 -14.7 1017.0 1 CLR CLR CLR 65 61 15.0 0.0 0.436 15.0 27 04/07 03Z 54 49 277 6 0.00 0.00 559 574 12.8 -14.3 1017.9 0 CLR CLR CLR 62 54 15.0 0.0 0.447 14.3 30 04/07 06Z 52 48 244 3 0.00 0.00 559 574 12.8 -14.0 1018.4 1 CLR CLR CLR 62 52 15.0 0.0 0.517 14.3 33 04/07 09Z 51 48 236 4 0.00 0.00 559 574 12.8 -13.9 1018.1 9 CLR CLR 363FEW384 52 51 15.0 0.0 0.504 13.9 36 04/07 12Z 51 48 234 4 0.00 0.00 558 573 12.4 -14.5 1018.1 18 CLR CLR 320FEW393 52 51 15.0 0.0 0.463 12.8 39 04/07 15Z 53 48 233 3 0.00 0.00 558 574 12.1 -15.0 1019.0 23 CLR CLR 311FEW401 53 50 15.0 0.0 0.452 12.3 42 04/07 18Z 61 46 274 5 0.00 0.00 559 575 12.1 -15.0 1019.2 30 CLR CLR 339SCT405 61 50 15.0 0.0 0.440 12.7 45 04/07 21Z 63 45 279 8 0.00 0.00 559 575 12.3 -15.1 1018.1 79 CLR CLR 369BKN409 63 61 15.0 0.0 0.491 13.8 48 04/08 00Z 61 45 281 9 0.00 0.00 560 574 12.8 -15.0 1016.7 76 CLR CLR 367BKN412 64 60 15.0 0.0 0.559 14.1 51 04/08 03Z 54 47 267 6 0.00 0.00 559 574 12.6 -15.2 1017.2 67 CLR CLR 345BKN405 61 54 15.0 0.0 0.662 14.8 54 04/08 06Z 53 48 227 4 0.00 0.00 559 573 12.6 -14.8 1017.4 82 CLR 155FEW168 332BKN403 61 53 15.0 0.0 0.734 14.9 57 04/08 09Z 52 48 218 4 0.00 0.00 558 572 12.1 -15.6 1016.8 82 CLR 132FEW160 321BKN390 53 52 15.0 0.0 0.799 14.3 60 04/08 12Z 52 47 203 3 0.00 0.00 557 571 11.7 -16.5 1016.4 62 107FEW120 127FEW150 325BKN386 53 52 15.0 0.0 0.870 13.9 63 04/08 15Z 55 48 180 4 0.00 0.00 556 570 10.9 -16.7 1016.8 37 104FEW120 120FEW130 302SCT371 55 52 15.0 0.0 0.866 13.5 66 04/08 18Z 63 47 271 5 0.00 0.00 556 571 10.6 -16.7 1016.9 19 104FEW120 120FEW130 302FEW369 63 52 15.0 0.0 0.853 12.8 69 04/08 21Z 65 49 287 8 0.00 0.00 557 570 10.7 -16.6 1015.8 0 CLR CLR CLR 65 63 15.0 0.0 0.851 14.0 72 04/09 00Z 63 52 281 9 0.00 0.00 556 568 10.5 -16.7 1014.5 0 CLR CLR CLR 65 62 15.0 0.0 0.875 13.2 75 04/09 03Z 56 53 285 6 0.00 0.00 556 568 10.0 -16.7 1015.0 34 CLR CLR 291SCT352 63 56 15.0 0.0 0.885 11.9 78 04/09 06Z 55 53 244 2 0.00 0.00 555 568 9.4 -17.1 1015.2 56 CLR CLR 283BKN319 63 55 15.0 0.0 0.891 11.6 81 04/09 09Z 55 54 235 1 0.00 0.00 554 566 8.7 -17.3 1014.8 39 008SCT024 CLR 279FEW291 56 54 15.0 0.0 0.911 10.6 84 04/09 12Z 56 54 207 1 0.00 0.00 553 565 8.3 -17.5 1014.0 68 004BKN028 CLR 256SCT355 56 54 15.0 0.0 0.872 10.2 87 04/09 15Z 58 54 157 2 0.00 0.00 552 564 8.3 -17.6 1014.2 100 000OVC031 228FEW239 239OVC359 58 56 15.0 0.0 0.875 9.5 90 04/09 18Z 63 54 284 1 0.00 0.00 552 564 7.8 -17.9 1014.1 100 017BKN042 223SCT239 239OVC367 63 56 15.0 0.0 0.829 10.8 93 04/09 21Z 65 53 275 6 0.00 0.00 553 564 7.6 -18.9 1012.9 100 FEW 196BKN239 239OVC375 66 63 14.7 0.0 0.923 12.5 96 04/10 00Z 64 53 281 10 0.00 0.00 552 562 7.6 -19.4 1011.7 100 085FEW113 193OVC238 238OVC367 67 62 15.0 0.0 0.916 12.1 99 04/10 03Z 58 54 284 5 0.00 0.00 551 561 7.0 -19.9 1011.8 100 CLR 177OVC238 238OVC307 64 58 15.1 0.0 0.792 11.2 102 04/10 06Z 56 53 355 1 0.00 0.00 550 560 6.4 -20.0 1012.2 96 CLR 181BKN235 238BKN288 64 56 15.0 0.0 0.742 10.5 105 04/10 09Z 54 52 130 2 0.00 0.00 549 559 6.7 -21.1 1011.5 1 CLR FEW CLR 56 54 15.0 0.0 0.725 10.6 108 04/10 12Z 53 51 154 3 0.00 0.00 549 558 6.8 -21.1 1011.1 1 CLR FEW CLR 56 53 15.0 0.0 0.712 10.6 111 04/10 15Z 56 52 93 1 0.00 0.00 548 558 6.8 -21.2 1011.6 0 CLR CLR CLR 56 53 15.0 0.0 0.740 10.4 114 04/10 18Z 63 51 284 3 0.00 0.00 549 558 6.5 -20.8 1011.3 2 CLR 118FEW129 CLR 63 53 15.1 0.0 0.840 11.2 117 04/10 21Z 64 51 269 6 0.02 0.02 550 558 6.6 -20.8 1010.2 47 067FEW091 131FEW139 238SCT278 66 62 14.4 0.0 0.883 12.6 120 04/11 00Z 62 51 281 8 0.02 0.02 549 557 7.1 -20.8 1009.1 67 071FEW090 165FEW212 237BKN294 67 60 12.3 0.0 0.907 11.5 123 04/11 03Z 57 51 292 5 0.02 0.02 550 558 7.2 -19.8 1009.3 49 -TSRA 070FEW117 126FEW215 247SCT313 62 57 14.9 0.0 0.801 11.9 126 04/11 06Z 54 51 276 3 0.00 0.00 549 558 7.0 -20.7 1010.4 75 -RA 075FEW112 137FEW221 244BKN317 62 54 15.0 0.0 0.786 11.1 129 04/11 09Z 53 50 191 1 0.00 0.00 548 557 6.6 -21.2 1010.6 100 087FEW107 CLR 237OVC322 54 54 15.0 0.0 0.811 10.2 132 04/11 12Z 52 50 290 3 0.00 0.00 548 557 6.3 -21.4 1010.0 93 086FEW101 219FEW236 237BKN304 54 52 15.0 0.0 0.829 9.8 135 04/11 15Z 54 50 272 2 0.00 0.00 548 558 6.3 -21.2 1011.0 36 085FEW090 203FEW237 240SCT275 54 51 15.0 0.0 0.798 9.9 138 04/11 18Z 59 49 270 7 0.00 0.00 549 559 6.2 -20.4 1011.6 46 078FEW083 209FEW236 241SCT297 59 51 15.0 0.0 0.798 9.1 141 04/11 21Z 60 49 270 11 0.00 0.00 550 560 7.1 -19.3 1011.1 24 CLR CLR 282FEW323 61 59 15.0 0.0 0.769 10.1 144 04/12 00Z 57 48 270 10 0.00 0.00 551 560 7.7 -18.5 1010.5 13 104FEW113 CLR 284FEW321 61 57 15.0 0.0 0.717 10.4 147 04/12 03Z 51 46 264 9 0.00 0.00 551 561 7.7 -18.4 1011.7 19 016FEW018 CLR 253FEW296 56 51 15.0 0.0 0.701 8.4 150 04/12 06Z 50 45 248 9 0.00 0.00 551 561 7.8 -18.0 1011.6 26 016FEW020 CLR 280FEW325 56 50 15.0 0.0 0.606 7.5 153 04/12 09Z 49 44 261 9 0.00 0.00 550 560 6.9 -18.2 1012.1 99 FEW CLR 272OVC357 50 49 15.0 0.0 0.561 6.9 156 04/12 12Z 50 43 260 12 0.00 0.00 548 559 5.4 -19.1 1012.4 99 FEW 215FEW237 257OVC341 50 49 15.0 0.0 0.442 5.3 159 04/12 15Z 52 43 280 13 0.00 0.00 547 559 4.0 -20.5 1014.3 99 FEW 201FEW210 247OVC277 52 49 15.0 0.0 0.384 4.5 162 04/12 18Z 55 40 271 14 0.00 0.00 546 559 3.5 -20.6 1015.6 61 FEW CLR 252BKN280 55 49 15.0 0.0 0.374 4.7 165 04/12 21Z 55 40 272 15 0.00 0.00 545 559 3.3 -20.9 1016.5 15 040FEW043 CLR 299FEW326 56 55 15.0 0.0 0.400 4.6 168 04/13 00Z 54 39 270 14 0.00 0.00 545 558 4.0 -21.4 1016.3 52 040FEW043 CLR 280BKN314 55 54 15.0 0.0 0.467 4.7