Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 1MAY 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 05/01 00Z 61 49 283 8 0.00 0.00 562 574 14.1 -14.1 1013.5 1 000FEW000 CLR CLR **** **** 15.0 0.0 0.606 17.3 3 05/01 03Z 53 49 261 5 0.00 0.00 562 574 14.8 -14.1 1014.2 0 CLR CLR CLR 61 53 15.0 0.0 0.563 17.2 6 05/01 06Z 53 49 228 4 0.00 0.00 562 575 14.8 -12.3 1014.8 25 010SCT016 CLR CLR 61 52 13.6 0.0 0.547 17.7 9 05/01 09Z 53 49 219 4 0.00 0.00 562 574 15.0 -12.0 1014.2 75 010BKN017 CLR CLR 54 53 15.0 0.0 0.559 17.9 12 05/01 12Z 54 49 208 4 0.00 0.00 562 574 14.8 -12.5 1014.4 78 009BKN018 CLR 328FEW367 54 53 15.0 0.0 0.571 17.5 15 05/01 15Z 55 49 173 4 0.00 0.00 562 574 14.6 -13.0 1014.8 64 011SCT018 CLR 334FEW408 55 52 15.0 0.0 0.585 17.2 18 05/01 18Z 63 51 245 3 0.00 0.00 562 575 14.6 -13.5 1014.8 65 011FEW018 CLR 317SCT414 63 52 15.0 0.0 0.583 16.5 21 05/01 21Z 66 51 278 8 0.00 0.00 562 574 14.5 -14.6 1013.8 89 CLR CLR 273BKN415 67 63 15.1 0.0 0.595 16.2 24 05/02 00Z 62 51 281 8 0.00 0.00 562 573 14.7 -14.8 1012.6 91 CLR CLR 293BKN411 67 61 15.0 0.0 0.561 17.9 27 05/02 03Z 54 50 264 6 0.00 0.00 561 572 14.4 -14.3 1013.0 53 CLR 219FEW228 274SCT397 62 54 15.0 0.0 0.563 16.8 30 05/02 06Z 53 49 239 6 0.00 0.00 561 572 14.2 -14.4 1013.7 71 010SCT018 207FEW217 294BKN395 62 52 13.7 0.0 0.542 14.2 33 05/02 09Z 53 49 220 5 0.00 0.00 560 571 13.3 -15.0 1013.3 98 000BKN022 CLR 250BKN388 54 53 15.1 0.0 0.538 13.4 36 05/02 12Z 54 49 230 6 0.00 0.00 559 570 12.3 -16.0 1013.0 99 000BKN022 221FEW231 245BKN388 54 53 15.0 0.0 0.578 10.4 39 05/02 15Z 54 49 238 7 0.00 0.00 557 569 11.4 -16.4 1013.5 100 000BKN025 195BKN219 241OVC376 54 53 15.0 0.0 0.562 8.2 42 05/02 18Z 56 48 250 9 0.00 0.00 557 569 11.1 -16.9 1014.2 100 000BKN025 188BKN210 263OVC362 57 53 15.0 0.0 0.517 7.7 45 05/02 21Z 59 48 265 11 0.00 0.00 557 568 10.0 -16.7 1013.4 100 017FEW024 CLR 294OVC363 59 57 15.0 0.0 0.500 9.1 48 05/03 00Z 56 48 280 10 0.00 0.00 556 567 10.1 -16.9 1012.2 100 017FEW023 CLR 278OVC364 59 56 15.0 0.0 0.503 9.7 51 05/03 03Z 53 48 279 7 0.00 0.00 556 566 9.8 -16.9 1012.1 100 018FEW020 CLR 269OVC365 56 53 15.0 0.0 0.496 8.7 54 05/03 06Z 52 48 272 6 0.00 0.00 555 565 10.0 -16.5 1011.9 100 014SCT020 230FEW240 255OVC359 56 52 15.0 0.0 0.474 8.3 57 05/03 09Z 53 47 261 7 0.00 0.00 555 564 10.0 -16.9 1011.0 100 011BKN023 209BKN239 239OVC341 53 53 15.0 0.0 0.491 6.5 60 05/03 12Z 54 47 249 7 0.00 0.00 553 562 9.2 -17.6 1010.8 100 008OVC025 206BKN239 239OVC340 54 53 15.0 0.0 0.511 6.6 63 05/03 15Z 54 47 254 7 0.00 0.00 552 562 8.6 -18.3 1011.5 100 000OVC031 203OVC238 238OVC334 54 53 15.0 0.0 0.537 6.4 66 05/03 18Z 57 47 262 7 0.00 0.00 551 562 7.7 -19.9 1012.2 100 000OVC032 199OVC238 238OVC325 57 53 15.0 0.0 0.566 6.8 69 05/03 21Z 60 47 266 10 0.00 0.00 551 561 7.6 -19.8 1011.6 100 024SCT033 182BKN238 238OVC307 60 57 15.0 0.0 0.534 8.3 72 05/04 00Z 58 47 269 13 0.00 0.00 550 560 7.4 -19.9 1011.5 68 024FEW033 182SCT237 239BKN303 61 57 15.0 0.0 0.546 7.8 75 05/04 03Z 54 47 271 9 0.00 0.00 550 561 7.1 -19.8 1012.5 35 CLR CLR 257SCT287 58 54 15.0 0.0 0.542 6.8 78 05/04 06Z 52 47 256 6 0.00 0.00 550 561 7.0 -19.8 1013.7 38 FEW CLR 249SCT281 58 52 15.0 0.0 0.574 6.7 81 05/04 09Z 52 45 258 6 0.00 0.00 550 561 7.1 -19.5 1012.9 16 029FEW033 CLR 240FEW259 52 52 15.0 0.0 0.603 6.5 84 05/04 12Z 52 44 245 6 0.00 0.00 549 560 6.3 -19.4 1013.7 26 028FEW034 209FEW224 240FEW259 53 52 15.0 0.0 0.610 6.3 87 05/04 15Z 55 45 255 7 0.00 0.00 549 561 5.0 -19.5 1014.9 97 018BKN042 220FEW235 265FEW288 55 52 15.0 0.0 0.662 6.3 90 05/04 18Z 58 44 269 7 0.00 0.00 549 562 5.2 -19.1 1015.4 98 019BKN043 223FEW237 246BKN296 58 52 15.0 0.0 0.669 7.1 93 05/04 21Z 60 44 267 11 0.00 0.00 550 563 5.0 -19.3 1015.1 100 037FEW043 203SCT238 238OVC319 61 58 15.0 0.0 0.693 8.1 96 05/05 00Z 58 44 264 10 0.00 0.00 551 562 6.3 -18.2 1013.9 100 037FEW043 177BKN238 238OVC323 61 57 15.0 0.0 0.721 7.6 99 05/05 03Z 55 47 266 8 0.00 0.00 551 563 6.0 -16.9 1014.9 99 CLR 155BKN237 239BKN318 58 55 15.0 0.0 0.737 7.0 102 05/05 06Z 53 47 243 8 0.00 0.00 552 564 6.6 -16.7 1015.0 96 CLR 163BKN236 255BKN326 58 53 15.0 0.0 0.737 7.2 105 05/05 09Z 53 48 252 6 0.00 0.00 552 564 6.7 -16.1 1014.6 99 093FEW118 124BKN210 277BKN350 53 53 15.0 0.0 0.872 7.0 108 05/05 12Z 54 49 235 5 0.00 0.00 553 564 5.5 -16.0 1014.0 100 063BKN102 123BKN196 265BKN359 54 52 15.0 0.0 1.035 7.0 111 05/05 15Z 54 50 233 4 0.01 0.00 554 566 5.9 -14.9 1014.8 100 -RA 015OVC093 156BKN197 289OVC341 54 54 15.0 0.0 1.037 7.4 114 05/05 18Z 59 49 266 7 0.00 0.00 555 568 6.4 -15.3 1015.2 100 -RA 022BKN073 158SCT199 281BKN348 59 54 15.0 0.0 1.034 7.8 117 05/05 21Z 61 49 272 9 0.00 0.00 556 569 6.7 -14.9 1015.3 97 046BKN059 CLR 294SCT351 61 59 15.0 0.0 1.042 8.9 120 05/06 00Z 61 49 272 10 0.00 0.00 557 570 7.8 -14.9 1014.9 86 041BKN059 CLR 293FEW349 62 59 15.0 0.0 1.051 9.1 123 05/06 03Z 56 50 283 6 0.00 0.00 558 571 7.7 -14.7 1016.4 32 036SCT042 CLR CLR 61 56 15.0 0.0 1.025 8.2 126 05/06 06Z 54 51 295 3 0.00 0.00 558 573 7.9 -15.1 1017.7 35 033FEW040 CLR 305FEW360 61 54 15.0 0.0 1.060 8.3 129 05/06 09Z 53 50 272 1 0.00 0.00 559 574 8.3 -14.9 1018.0 63 026FEW035 168FEW185 262SCT320 54 53 15.0 0.0 1.061 7.9 132 05/06 12Z 52 50 284 2 0.00 0.00 559 574 7.4 -14.6 1018.2 50 031SCT039 168FEW186 263SCT319 54 52 15.0 0.0 1.056 8.4 135 05/06 15Z 55 51 288 2 0.00 0.00 559 576 6.9 -14.4 1019.4 83 039BKN056 CLR CLR 55 52 15.0 0.0 0.979 9.0 138 05/06 18Z 61 51 299 4 0.00 0.00 561 577 7.6 -13.4 1019.3 90 040BKN057 CLR CLR 61 52 15.0 0.0 0.887 10.5 141 05/06 21Z 65 52 288 10 0.00 0.00 562 578 9.2 -13.1 1018.8 20 046FEW051 CLR CLR 65 62 15.0 0.0 0.891 12.1 144 05/07 00Z 61 51 285 10 0.00 0.00 563 578 11.1 -12.7 1018.0 10 045FEW051 CLR CLR 65 60 15.0 0.0 0.860 13.5 147 05/07 03Z 55 51 278 5 0.00 0.00 564 579 12.1 -12.7 1018.4 0 CLR CLR CLR 61 55 15.0 0.0 0.836 13.4 150 05/07 06Z 53 50 244 3 0.00 0.00 564 580 13.2 -12.7 1018.9 0 CLR CLR CLR 61 53 14.4 0.0 0.827 14.4 153 05/07 09Z 52 50 229 2 0.00 0.00 564 579 13.6 -12.7 1018.5 6 CLR CLR 406FEW418 53 52 15.0 0.0 0.815 14.3 156 05/07 12Z 52 49 251 2 0.00 0.00 563 579 13.3 -12.9 1018.2 5 CLR CLR 406FEW421 53 52 15.0 0.0 0.736 14.4 159 05/07 15Z 56 50 237 2 0.00 0.00 563 578 13.6 -12.9 1018.3 4 CLR CLR 394FEW424 56 51 15.0 0.0 0.700 15.1 162 05/07 18Z 63 52 291 6 0.00 0.00 563 578 13.8 -12.9 1017.9 5 CLR CLR 402FEW424 63 51 15.0 0.0 0.624 14.9 165 05/07 21Z 65 52 286 10 0.00 0.00 564 578 14.3 -13.1 1016.5 9 CLR CLR 378FEW405 67 63 15.0 0.0 0.641 15.9 168 05/08 00Z 61 51 280 7 0.00 0.00 563 576 14.4 -13.2 1015.6 52 CLR CLR 320BKN417 67 60 15.0 0.0 0.667 16.3