Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 24APR 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 04/24 12Z 52 48 245 5 0.00 0.00 552 564 7.6 -18.3 1014.6 99 000BKN000 000OVC000 000BKN000 **** **** 15.0 0.0 0.482 7.6 3 04/24 15Z 53 47 241 3 0.00 0.00 551 563 7.9 -19.2 1014.4 100 013BKN024 192OVC234 242BKN326 53 52 15.0 0.0 0.493 6.7 6 04/24 18Z 58 46 243 5 0.00 0.00 551 563 7.7 -19.1 1014.2 100 014SCT024 178BKN235 243BKN324 58 52 15.0 0.0 0.464 7.9 9 04/24 21Z 61 47 273 11 0.00 0.00 551 563 7.9 -18.8 1013.2 96 CLR 179BKN215 250BKN315 62 58 15.0 0.0 0.463 9.2 12 04/25 00Z 59 47 275 10 0.00 0.00 552 562 8.3 -17.3 1011.9 57 CLR 178SCT215 251BKN315 62 58 15.0 0.0 0.437 8.6 15 04/25 03Z 53 47 270 9 0.00 0.00 552 562 7.7 -17.8 1012.3 5 022FEW026 CLR CLR 59 53 15.0 0.0 0.476 6.4 18 04/25 06Z 52 46 260 6 0.00 0.00 552 562 7.8 -17.7 1012.4 39 018FEW025 CLR 297SCT347 59 51 15.0 0.0 0.482 5.8 21 04/25 09Z 53 45 247 7 0.00 0.00 551 561 7.8 -17.7 1011.7 98 017BKN028 CLR 279BKN346 53 52 15.0 0.0 0.464 5.6 24 04/25 12Z 53 45 244 7 0.00 0.00 550 559 7.4 -18.1 1011.0 99 014BKN029 222SCT238 256BKN354 53 52 15.0 0.0 0.480 5.8 27 04/25 15Z 53 47 231 7 0.00 0.00 550 559 6.7 -18.8 1011.5 100 005BKN036 192OVC238 238OVC349 53 52 15.0 0.0 0.534 6.0 30 04/25 18Z 56 46 254 8 0.00 0.00 549 559 5.4 -19.5 1011.6 100 005OVC039 186BKN237 237OVC336 56 52 15.0 0.0 0.556 6.5 33 04/25 21Z 56 46 259 10 0.00 0.00 548 557 3.3 -20.3 1011.0 100 015OVC044 181BKN237 240BKN318 57 56 15.0 0.0 0.569 6.9 36 04/26 00Z 55 46 255 12 0.00 0.00 547 555 3.3 -19.3 1010.1 100 018BKN044 171BKN236 238BKN328 57 55 15.0 0.0 0.598 6.3 39 04/26 03Z 53 46 245 9 0.00 0.00 546 555 1.4 -19.2 1010.2 100 -RA 010SCT051 152OVC236 236OVC338 55 53 15.0 0.0 0.650 6.1 42 04/26 06Z 53 45 224 9 0.00 0.00 547 556 2.0 -19.7 1010.2 100 020SCT056 155OVC236 236BKN317 55 53 15.0 0.0 0.666 6.2 45 04/26 09Z 53 47 199 9 0.00 0.00 547 556 2.2 -19.3 1010.2 100 -RA 009BKN057 178BKN234 262FEW282 53 52 15.0 0.0 0.797 6.5 48 04/26 12Z 52 48 185 6 0.01 0.01 547 556 1.8 -19.2 1010.4 100 -RA 007OVC060 184BKN233 244FEW267 53 52 15.0 0.0 0.702 6.7 51 04/26 15Z 53 48 222 5 0.01 0.01 546 556 1.3 -19.8 1011.6 100 -RA 005OVC059 CLR CLR 54 52 14.3 0.0 0.614 6.4 54 04/26 18Z 57 45 249 8 0.01 0.01 546 557 1.1 -20.0 1012.7 88 -RA 008BKN059 CLR 268FEW289 57 52 15.0 0.0 0.601 6.9 57 04/26 21Z 57 46 269 10 0.00 0.00 546 558 1.5 -20.2 1013.3 91 028BKN054 151FEW175 CLR 58 57 15.0 0.0 0.629 7.4 60 04/27 00Z 58 46 276 11 0.00 0.00 546 557 2.0 -20.4 1013.1 67 031BKN054 153FEW176 CLR 59 57 15.0 0.0 0.600 7.7 63 04/27 03Z 53 46 276 9 0.00 0.00 546 558 3.1 -19.7 1014.5 9 036FEW045 CLR CLR 58 53 15.0 0.0 0.583 6.3 66 04/27 06Z 51 45 277 6 0.00 0.00 546 559 3.6 -19.1 1015.5 7 030FEW037 CLR CLR 58 51 15.0 0.0 0.549 5.7 69 04/27 09Z 53 42 269 7 0.00 0.00 546 559 4.3 -19.4 1015.7 99 021OVC039 CLR CLR 54 51 15.0 0.0 0.499 5.4 72 04/27 12Z 52 42 271 6 0.00 0.00 545 559 4.0 -19.9 1016.4 100 025OVC039 CLR CLR 54 51 15.0 0.0 0.470 5.1 75 04/27 15Z 54 42 305 5 0.00 0.00 545 560 4.3 -20.8 1017.5 89 027BKN040 CLR CLR 54 52 15.0 0.0 0.426 5.0 78 04/27 18Z 58 43 299 6 0.00 0.00 547 562 4.0 -18.7 1018.2 46 028SCT041 CLR 325FEW340 58 52 15.0 0.0 0.429 6.5 81 04/27 21Z 60 44 287 10 0.00 0.00 550 565 4.1 -17.9 1018.2 2 045FEW048 CLR CLR 60 58 15.0 0.0 0.435 8.2 84 04/28 00Z 59 46 284 10 0.00 0.00 551 566 5.5 -17.7 1017.4 1 045FEW048 CLR CLR 61 57 15.0 0.0 0.466 9.2 87 04/28 03Z 52 47 288 6 0.00 0.00 552 567 6.5 -17.6 1018.3 0 CLR CLR CLR 59 52 15.0 0.0 0.503 10.0 90 04/28 06Z 51 47 226 3 0.00 0.00 552 568 6.7 -17.1 1018.8 4 CLR CLR 311FEW354 59 51 15.0 0.0 0.514 10.2 93 04/28 09Z 51 47 176 2 0.00 0.00 552 568 6.4 -17.0 1019.0 30 CLR CLR 281SCT343 51 51 15.0 0.0 0.501 10.5 96 04/28 12Z 50 47 160 5 0.00 0.00 553 568 6.4 -17.0 1018.8 16 CLR CLR 281FEW340 51 50 15.0 0.0 0.505 11.0 99 04/28 15Z 54 47 151 3 0.00 0.00 553 570 6.4 -16.5 1020.1 1 CLR CLR CLR 54 50 15.0 0.0 0.517 10.8 102 04/28 18Z 62 49 268 2 0.00 0.00 554 571 7.4 -16.2 1020.2 1 CLR CLR 334FEW349 62 49 15.0 0.0 0.484 10.6 105 04/28 21Z 66 49 295 8 0.00 0.00 556 572 8.3 -15.4 1018.9 6 FEW CLR 340FEW358 66 62 15.0 0.0 0.473 12.5 108 04/29 00Z 63 48 286 9 0.00 0.00 557 572 9.2 -14.8 1018.0 8 CLR CLR 357FEW374 67 61 15.0 0.0 0.452 13.9 111 04/29 03Z 55 47 281 5 0.00 0.00 558 573 9.6 -14.7 1018.3 2 CLR CLR 385FEW404 63 55 15.0 0.0 0.445 13.8 114 04/29 06Z 53 46 259 2 0.00 0.00 558 574 9.5 -14.4 1019.2 1 CLR CLR 386FEW405 63 53 15.0 0.0 0.415 13.7 117 04/29 09Z 52 46 209 2 0.00 0.00 558 573 10.1 -14.8 1018.7 0 CLR CLR CLR 53 51 15.0 0.0 0.318 13.6 120 04/29 12Z 50 45 201 1 0.00 0.00 558 573 10.6 -14.0 1018.2 0 CLR CLR CLR 53 50 15.0 0.0 0.313 14.0 123 04/29 15Z 55 46 38 1 0.00 0.00 558 574 10.2 -13.5 1018.5 0 CLR CLR CLR 55 50 15.0 0.0 0.352 13.7 126 04/29 18Z 63 45 261 3 0.00 0.00 559 574 10.2 -13.2 1017.7 0 CLR CLR CLR 64 50 15.0 0.0 0.357 13.1 129 04/29 21Z 67 44 301 9 0.00 0.00 560 574 11.4 -13.3 1015.7 18 CLR CLR 248FEW273 67 63 15.0 0.0 0.380 14.3 132 04/30 00Z 64 43 284 9 0.00 0.00 561 573 11.9 -13.8 1014.1 24 CLR CLR 263FEW300 68 61 15.0 0.0 0.355 15.9 135 04/30 03Z 56 45 277 4 0.00 0.00 560 572 12.1 -13.9 1013.8 100 CLR CLR 260OVC314 63 56 15.0 0.0 0.374 15.5 138 04/30 06Z 52 46 248 4 0.00 0.00 559 571 12.4 -14.2 1013.8 80 CLR CLR 260BKN308 63 52 15.0 0.0 0.378 15.1 141 04/30 09Z 51 47 214 4 0.00 0.00 558 569 12.5 -15.6 1013.1 38 CLR CLR 278SCT302 52 51 15.0 0.0 0.410 14.4 144 04/30 12Z 50 47 196 4 0.00 0.00 557 568 11.4 -15.2 1013.4 65 CLR CLR 285BKN339 52 50 15.0 0.0 0.430 12.1 147 04/30 15Z 54 48 240 4 0.00 0.00 556 568 11.1 -15.9 1013.9 31 012FEW018 CLR 288FEW305 54 50 15.0 0.0 0.426 9.0 150 04/30 18Z 59 47 263 8 0.00 0.00 557 568 10.9 -14.8 1013.6 24 013FEW020 CLR 288FEW306 59 50 15.0 0.0 0.379 8.2 153 04/30 21Z 60 48 271 11 0.00 0.00 558 569 11.7 -13.6 1012.7 0 CLR CLR CLR 60 59 15.0 0.0 0.309 9.5 156 05/01 00Z 59 49 264 11 0.00 0.00 559 569 12.5 -12.1 1011.7 0 CLR CLR CLR 60 59 15.0 0.0 0.340 9.6 159 05/01 03Z 54 49 252 10 0.00 0.00 560 570 12.5 -11.6 1012.2 4 016FEW022 CLR CLR 59 54 15.0 0.0 0.545 7.7 162 05/01 06Z 54 48 237 9 0.00 0.00 560 571 13.1 -11.7 1012.9 40 014SCT025 CLR CLR 59 54 15.0 0.0 0.580 7.6 165 05/01 09Z 54 48 218 8 0.00 0.00 560 571 13.5 -12.1 1012.7 84 011BKN026 CLR CLR 54 54 15.0 0.0 0.610 7.4 168 05/01 12Z 53 48 157 7 0.00 0.00 561 571 13.8 -12.2 1012.8 88 012BKN026 CLR 320FEW368 55 53 15.0 0.0 0.727 7.7