Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 18OCT 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 10/18 00Z 75 49 289 7 0.00 0.00 571 583 18.8 -10.5 1014.0 0 CLR CLR CLR **** **** 15.0 0.0 0.481 24.7 3 10/18 03Z 64 48 261 4 0.00 0.00 570 582 18.8 -10.3 1014.8 0 CLR CLR CLR 74 64 15.0 0.0 0.431 24.2 6 10/18 06Z 60 52 223 3 0.00 0.00 569 582 18.6 -9.6 1015.5 0 CLR CLR CLR 74 60 15.0 0.0 0.461 23.3 9 10/18 09Z 58 54 231 3 0.00 0.00 569 581 18.4 -9.6 1015.0 0 CLR CLR CLR 60 59 15.0 0.0 0.476 22.5 12 10/18 12Z 57 53 247 2 0.00 0.00 568 580 17.9 -10.1 1014.7 0 CLR CLR CLR 60 57 15.0 0.0 0.488 21.2 15 10/18 15Z 57 54 228 2 0.00 0.00 567 580 17.1 -10.3 1015.4 0 CLR CLR CLR 57 56 15.0 0.0 0.505 20.2 18 10/18 18Z 66 53 268 5 0.00 0.00 567 580 16.7 -10.5 1015.9 0 CLR CLR CLR 66 56 15.0 0.0 0.532 19.3 21 10/18 21Z 65 52 278 8 0.00 0.00 567 580 16.3 -10.7 1015.0 0 CLR CLR CLR 67 65 15.0 0.0 0.517 18.6 24 10/19 00Z 61 51 271 8 0.00 0.00 566 579 16.3 -10.8 1014.7 0 CLR CLR CLR 67 61 15.0 0.0 0.495 17.9 27 10/19 03Z 55 51 267 5 0.00 0.00 565 578 15.8 -11.1 1015.6 0 CLR CLR CLR 61 55 14.4 0.0 0.470 15.7 30 10/19 06Z 54 51 261 6 0.00 0.00 564 577 15.2 -11.2 1015.8 6 014FEW017 CLR CLR 61 54 14.6 0.0 0.474 12.6 33 10/19 09Z 53 49 260 5 0.00 0.00 563 576 14.6 -11.5 1015.3 17 015FEW018 CLR CLR 54 53 15.0 0.0 0.473 11.7 36 10/19 12Z 52 49 275 6 0.00 0.00 561 574 13.6 -12.0 1014.9 26 015FEW018 CLR 306FEW337 54 52 15.0 0.0 0.465 10.1 39 10/19 15Z 53 48 281 6 0.00 0.00 560 572 12.6 -13.1 1014.9 55 FEW CLR 292BKN325 53 52 15.0 0.0 0.434 9.6 42 10/19 18Z 60 46 268 8 0.00 0.00 559 572 11.9 -13.4 1014.9 28 FEW CLR 291SCT325 60 52 15.0 0.0 0.411 9.5 45 10/19 21Z 61 44 271 9 0.00 0.00 559 570 11.2 -13.9 1013.1 19 CLR 229FEW242 312FEW334 61 60 15.0 0.0 0.420 10.1 48 10/20 00Z 59 45 289 8 0.00 0.00 558 568 10.4 -15.2 1011.7 52 CLR 211SCT241 252SCT310 62 58 15.0 0.0 0.500 11.0 51 10/20 03Z 56 46 282 6 0.00 0.00 556 566 9.2 -15.7 1011.7 100 CLR 180OVC241 241OVC341 59 56 15.0 0.0 0.531 10.5 54 10/20 06Z 55 47 273 4 0.00 0.00 555 565 9.4 -16.1 1011.6 100 CLR 171OVC240 240OVC339 59 55 15.0 0.0 0.529 9.4 57 10/20 09Z 55 46 255 3 0.00 0.00 554 563 8.4 -16.8 1010.7 100 CLR 164OVC239 239OVC328 55 55 15.0 0.0 0.532 9.9 60 10/20 12Z 53 47 197 1 0.00 0.00 553 562 7.7 -17.8 1010.7 100 CLR 166BKN227 240BKN319 55 53 15.0 0.0 0.624 9.0 63 10/20 15Z 54 46 135 3 0.00 0.00 552 561 7.5 -18.7 1011.4 98 FEW 134OVC183 243BKN314 54 52 15.0 0.0 0.692 9.0 66 10/20 18Z 61 45 130 3 0.00 0.00 552 562 7.8 -18.3 1012.0 99 085BKN119 137BKN183 242BKN317 61 52 15.0 0.0 0.704 9.7 69 10/20 21Z 63 43 255 5 0.00 0.00 553 562 7.6 -18.3 1010.7 100 091SCT119 155OVC216 239OVC326 65 61 15.0 0.0 0.739 12.1 72 10/21 00Z 62 45 299 7 0.00 0.00 554 562 9.0 -19.9 1010.1 100 092FEW119 156OVC220 239OVC332 66 60 15.0 0.0 0.699 13.1 75 10/21 03Z 59 46 294 5 0.00 0.00 553 563 9.4 -19.4 1011.0 100 CLR 154OVC239 239OVC330 62 59 15.0 0.0 0.822 13.5 78 10/21 06Z 58 47 149 0 0.00 0.00 553 563 9.6 -19.1 1011.5 100 112FEW120 136OVC239 239OVC326 62 57 15.0 0.0 0.848 14.0 81 10/21 09Z 58 46 150 2 0.00 0.00 553 562 9.1 -18.9 1011.1 100 090FEW119 132BKN237 238OVC322 58 57 15.0 0.0 0.947 13.5 84 10/21 12Z 58 47 195 2 0.01 0.00 551 561 7.6 -19.2 1011.7 100 060SCT119 125BKN237 238OVC320 59 57 13.2 0.0 1.012 11.2 87 10/21 15Z 56 50 331 2 0.04 0.00 552 561 9.0 -19.2 1011.2 100 -RA 048BKN112 119BKN232 250OVC318 58 55 15.1 0.0 0.978 12.0 90 10/21 18Z 58 52 99 1 0.01 0.00 552 562 7.3 -18.9 1012.5 100 -RA 037BKN116 120BKN235 244OVC317 59 55 14.8 0.0 1.064 10.7 93 10/21 21Z 62 52 66 0 0.00 0.00 552 562 7.6 -18.9 1011.2 100 036BKN111 144BKN209 239BKN314 63 58 14.7 0.0 1.058 11.1 96 10/22 00Z 60 53 150 3 0.00 0.00 552 562 7.2 -18.4 1011.3 100 033BKN113 143BKN224 239BKN323 63 58 13.6 0.0 1.022 12.0 99 10/22 03Z 59 53 278 2 0.03 0.03 551 561 6.6 -18.9 1012.1 100 -TSRA 044BKN111 141BKN225 238OVC330 60 58 14.9 0.0 1.045 11.8 102 10/22 06Z 58 54 279 2 0.04 0.00 551 561 6.8 -19.8 1012.6 100 -TSRA 027BKN112 150BKN213 238OVC321 60 57 15.0 0.0 0.985 11.3 105 10/22 09Z 58 54 281 2 0.01 0.01 550 561 6.7 -19.2 1012.8 100 -RA 045OVC115 203BKN225 242BKN301 58 58 15.0 0.0 0.953 11.0 108 10/22 12Z 58 54 299 2 0.00 0.00 550 561 6.7 -20.3 1013.1 100 -RA 055OVC117 203BKN226 240BKN300 58 57 15.0 0.0 0.966 10.7 111 10/22 15Z 58 54 249 2 0.00 0.00 550 561 6.6 -19.7 1014.1 100 -RA 062OVC119 184BKN217 238BKN297 58 57 15.0 0.0 0.984 10.6 114 10/22 18Z 59 53 274 5 0.01 0.01 550 563 6.4 -19.4 1015.9 100 052BKN110 172OVC222 239OVC292 59 57 14.9 0.0 1.006 10.0 117 10/22 21Z 62 53 274 5 0.00 0.00 552 565 6.8 -16.7 1015.7 97 038BKN075 174BKN223 256FEW273 62 59 15.0 0.0 0.975 9.7 120 10/23 00Z 60 53 280 6 0.00 0.00 553 567 7.6 -16.8 1016.2 86 037BKN069 176BKN221 259FEW277 63 59 15.0 0.0 0.968 9.6 123 10/23 03Z 56 51 278 4 0.00 0.00 555 569 7.9 -15.7 1017.3 49 021SCT032 142FEW167 285FEW299 60 56 15.0 0.0 0.929 10.7 126 10/23 06Z 55 50 292 4 0.00 0.00 555 570 8.2 -15.8 1018.3 26 024FEW035 141FEW165 285FEW300 60 54 15.0 0.0 0.880 11.0 129 10/23 09Z 54 50 285 3 0.00 0.00 556 571 8.8 -15.3 1018.6 0 CLR CLR CLR 55 54 15.0 0.0 0.861 11.4 132 10/23 12Z 53 50 295 1 0.00 0.00 557 572 9.5 -15.2 1018.7 0 CLR CLR CLR 55 53 15.0 0.0 0.780 11.9 135 10/23 15Z 54 51 11 2 0.00 0.00 558 574 10.9 -13.0 1019.4 0 CLR CLR CLR 54 53 15.0 0.0 0.701 11.6 138 10/23 18Z 63 52 311 2 0.00 0.00 560 577 12.4 -12.8 1019.8 0 CLR CLR CLR 63 53 15.0 0.0 0.578 12.0 141 10/23 21Z 66 52 309 7 0.00 0.00 563 578 13.8 -12.4 1018.0 0 CLR CLR CLR 66 63 15.0 0.0 0.497 13.4 144 10/24 00Z 64 52 284 7 0.00 0.00 564 579 15.1 -12.3 1017.1 0 CLR CLR CLR 68 63 15.0 0.0 0.486 16.3 147 10/24 03Z 57 52 286 4 0.00 0.00 565 580 16.1 -12.0 1018.0 0 CLR CLR CLR 64 57 15.0 0.0 0.469 17.2 150 10/24 06Z 56 52 218 2 0.00 0.00 566 582 16.1 -12.0 1018.3 0 CLR CLR CLR 64 55 15.0 0.0 0.458 18.6 153 10/24 09Z 55 51 122 2 0.00 0.00 567 582 16.2 -12.2 1018.2 0 CLR CLR CLR 56 55 15.0 0.0 0.406 19.0 156 10/24 12Z 55 50 107 3 0.00 0.00 566 582 15.8 -12.2 1018.7 0 CLR CLR CLR 56 55 15.0 0.0 0.375 17.3 159 10/24 15Z 56 43 66 2 0.00 0.00 566 583 15.6 -12.2 1019.5 0 CLR CLR CLR 56 55 15.0 0.0 0.338 16.9 162 10/24 18Z 68 43 9 1 0.00 0.00 567 584 15.8 -11.8 1020.0 0 CLR CLR CLR 68 55 15.0 0.0 0.319 17.4 165 10/24 21Z 73 42 304 3 0.00 0.00 568 584 16.2 -11.7 1018.2 0 CLR CLR CLR 74 68 15.0 0.0 0.329 17.9 168 10/25 00Z 73 43 327 2 0.00 0.00 569 584 16.6 -11.3 1017.0 0 CLR CLR CLR 75 68 15.0 0.0 0.332 19.3