Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 17OCT 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 10/17 00Z 79 44 292 7 0.00 0.00 575 589 20.0 -7.3 1016.4 0 CLR CLR CLR **** **** 15.0 0.0 0.342 25.1 3 10/17 03Z 67 46 342 2 0.00 0.00 574 589 19.5 -7.5 1017.2 0 CLR CLR CLR 79 67 15.0 0.0 0.361 24.5 6 10/17 06Z 65 45 158 1 0.00 0.00 573 589 19.8 -8.0 1018.3 0 CLR CLR CLR 79 65 15.0 0.0 0.390 24.2 9 10/17 09Z 64 45 106 0 0.00 0.00 572 587 20.0 -9.5 1017.8 0 CLR CLR CLR 65 64 15.0 0.0 0.430 24.7 12 10/17 12Z 63 43 58 1 0.00 0.00 571 586 19.6 -10.1 1017.5 0 CLR CLR CLR 65 63 15.0 0.0 0.448 24.2 15 10/17 15Z 64 41 87 1 0.00 0.00 570 585 19.4 -10.3 1017.6 0 CLR CLR CLR 64 63 15.0 0.0 0.471 24.0 18 10/17 18Z 77 45 317 2 0.00 0.00 570 585 19.0 -11.0 1017.4 0 CLR CLR CLR 77 63 15.0 0.0 0.473 23.5 21 10/17 21Z 80 43 296 7 0.00 0.00 571 584 19.1 -11.2 1015.4 0 CLR CLR CLR 81 77 15.0 0.0 0.472 23.6 24 10/18 00Z 74 47 290 7 0.00 0.00 571 583 18.9 -10.9 1014.2 0 CLR CLR CLR 82 74 15.0 0.0 0.466 24.5 27 10/18 03Z 63 46 269 4 0.00 0.00 570 583 18.8 -10.5 1014.8 0 CLR CLR CLR 74 63 15.0 0.0 0.458 23.7 30 10/18 06Z 59 52 227 3 0.00 0.00 569 582 18.9 -10.1 1015.1 0 CLR CLR CLR 74 59 15.0 0.0 0.488 23.1 33 10/18 09Z 58 54 220 3 0.00 0.00 569 581 18.4 -9.7 1014.6 0 CLR CLR CLR 59 58 15.0 0.0 0.517 22.4 36 10/18 12Z 57 53 232 3 0.00 0.00 568 580 17.8 -10.2 1014.5 0 CLR CLR CLR 59 57 15.0 0.0 0.524 20.9 39 10/18 15Z 57 53 217 3 0.00 0.00 567 580 16.9 -10.5 1015.3 0 CLR CLR CLR 57 56 15.1 0.0 0.505 19.6 42 10/18 18Z 64 52 257 5 0.00 0.00 567 580 16.2 -10.6 1015.9 0 CLR CLR CLR 64 56 15.0 0.0 0.503 18.5 45 10/18 21Z 63 51 271 8 0.00 0.00 566 579 15.7 -10.7 1015.3 0 CLR CLR CLR 65 63 15.0 0.0 0.475 17.7 48 10/19 00Z 60 51 269 8 0.00 0.00 566 578 15.7 -11.1 1014.9 0 CLR CLR CLR 65 60 15.0 0.0 0.466 15.4 51 10/19 03Z 54 51 267 7 0.00 0.00 565 578 15.2 -11.4 1015.6 4 015FEW017 CLR CLR 59 54 14.4 0.0 0.470 13.1 54 10/19 06Z 55 50 258 8 0.00 0.00 564 577 14.8 -11.4 1015.9 21 014FEW020 CLR CLR 59 54 15.0 0.0 0.475 9.9 57 10/19 09Z 53 49 259 7 0.00 0.00 562 575 13.9 -11.5 1015.3 56 014BKN023 CLR CLR 56 53 15.0 0.0 0.449 9.1 60 10/19 12Z 52 48 280 7 0.00 0.00 561 573 13.0 -12.5 1015.1 29 014SCT023 CLR CLR 56 52 15.0 0.0 0.450 8.1 63 10/19 15Z 53 47 274 6 0.00 0.00 559 572 11.9 -13.8 1015.1 6 FEW 179FEW188 293FEW305 53 52 15.0 0.0 0.498 7.5 66 10/19 18Z 59 45 271 8 0.00 0.00 559 571 10.8 -14.6 1014.8 11 FEW CLR 300FEW326 59 52 15.0 0.0 0.501 8.1 69 10/19 21Z 60 46 276 11 0.00 0.00 558 569 9.6 -14.7 1013.5 50 CLR 171SCT211 296SCT346 60 59 15.0 0.0 0.520 8.7 72 10/20 00Z 58 46 283 8 0.00 0.00 556 567 8.8 -15.6 1012.4 66 CLR 170FEW211 289BKN341 61 58 15.0 0.0 0.643 9.2 75 10/20 03Z 55 47 287 6 0.00 0.00 555 566 8.1 -16.2 1012.7 100 CLR 120OVC195 257OVC344 58 55 15.0 0.0 0.688 8.9 78 10/20 06Z 54 47 265 4 0.00 0.00 554 564 7.8 -15.8 1012.3 100 109FEW119 121OVC186 248OVC337 58 54 15.0 0.0 0.576 8.8 81 10/20 09Z 52 47 229 3 0.00 0.00 553 562 8.2 -16.7 1011.1 96 112FEW119 119BKN145 277BKN331 54 52 15.0 0.0 0.540 8.8 84 10/20 12Z 52 48 211 1 0.00 0.00 552 561 7.1 -17.2 1011.2 97 108FEW118 125BKN148 265BKN334 54 52 15.0 0.0 0.683 8.3 87 10/20 15Z 53 47 160 3 0.00 0.00 551 560 7.4 -18.1 1011.3 100 094FEW116 194BKN233 238OVC341 53 52 15.0 0.0 0.699 8.5 90 10/20 18Z 60 46 5 1 0.00 0.00 551 561 7.2 -18.1 1011.7 100 094FEW117 189BKN234 242OVC331 60 52 15.0 0.0 0.650 8.9 93 10/20 21Z 63 45 260 4 0.00 0.00 552 561 6.7 -18.6 1010.4 100 097FEW119 191OVC235 238OVC330 63 60 15.0 0.0 0.666 11.6 96 10/21 00Z 61 46 275 7 0.00 0.00 552 561 7.0 -18.9 1010.4 100 096FEW119 183OVC233 238OVC336 65 60 15.0 0.0 0.800 11.5 99 10/21 03Z 57 50 280 6 0.00 0.00 552 561 7.5 -18.8 1011.7 100 088SCT119 143OVC223 238OVC350 62 57 15.0 0.0 0.916 11.6 102 10/21 06Z 56 49 284 2 0.00 0.00 552 562 7.7 -19.4 1012.5 100 087SCT119 144OVC227 239OVC350 62 56 15.0 0.0 0.774 11.6 105 10/21 09Z 55 49 53 2 0.00 0.00 552 562 8.2 -19.3 1012.0 100 CLR 167OVC238 247OVC340 56 55 15.0 0.0 0.835 12.7 108 10/21 12Z 54 47 148 2 0.00 0.00 552 562 9.3 -19.3 1011.3 98 085FEW115 162BKN229 246BKN336 56 53 15.1 0.0 0.884 13.4 111 10/21 15Z 57 46 142 3 0.00 0.00 552 562 8.0 -19.4 1011.9 99 072FEW115 120BKN225 241BKN331 57 54 15.0 0.0 0.923 12.6 114 10/21 18Z 64 48 297 6 0.00 0.00 553 563 10.0 -18.3 1011.4 99 088SCT118 120BKN207 262BKN331 64 54 15.0 0.0 0.907 14.1 117 10/21 21Z 67 49 290 6 0.00 0.00 555 563 10.1 -18.1 1010.3 100 090BKN120 120BKN165 258OVC330 67 64 15.0 0.0 0.880 15.4 120 10/22 00Z 63 48 277 7 0.00 0.00 555 563 9.1 -18.2 1010.0 100 095SCT119 132BKN181 249OVC334 68 62 15.0 0.0 0.894 15.0 123 10/22 03Z 59 49 267 5 0.00 0.00 554 563 8.6 -18.1 1011.3 100 109FEW120 133BKN234 239OVC333 63 59 15.0 0.0 0.933 13.4 126 10/22 06Z 58 51 254 5 0.00 0.00 553 563 8.9 -17.9 1011.9 100 095FEW117 128BKN225 243OVC331 63 58 15.0 0.0 0.982 12.1 129 10/22 09Z 57 53 208 7 0.02 0.00 552 562 6.9 -17.9 1012.2 100 -RA 051BKN106 121OVC230 242OVC323 58 57 12.5 0.0 1.049 9.6 132 10/22 12Z 57 54 186 6 0.02 0.00 552 562 6.5 -17.5 1012.1 100 -RA 042BKN096 120OVC234 243OVC317 58 57 15.0 0.0 1.031 9.3 135 10/22 15Z 58 53 224 7 0.03 0.00 551 562 6.7 -17.5 1012.9 100 -RA 033OVC072 120OVC229 241BKN317 58 57 15.0 0.0 0.950 9.0 138 10/22 18Z 58 52 248 9 0.01 0.01 552 564 5.0 -16.7 1014.6 100 -RA 034OVC071 126OVC215 253SCT313 59 57 15.0 0.0 0.966 8.5 141 10/22 21Z 60 51 251 9 0.01 0.01 553 565 4.7 -16.8 1014.5 99 -RA 032OVC076 137BKN174 319FEW332 59 58 15.0 0.0 0.916 8.5 144 10/23 00Z 58 50 252 10 0.00 0.01 553 566 8.4 -16.1 1015.0 99 -RA 032BKN063 136SCT172 269SCT333 60 58 15.0 0.0 0.845 7.9 147 10/23 03Z 54 50 253 6 0.00 0.00 554 568 8.8 -15.4 1016.1 63 022BKN036 120FEW133 256FEW280 58 54 15.0 0.0 0.807 7.9 150 10/23 06Z 54 50 245 3 0.00 0.00 554 569 8.6 -15.5 1017.4 62 018BKN034 CLR 256FEW280 58 54 15.0 0.0 0.810 7.8 153 10/23 09Z 55 50 224 3 0.00 0.00 554 568 8.2 -15.8 1017.6 85 005BKN033 CLR 301FEW317 55 54 15.0 0.0 0.762 7.6 156 10/23 12Z 55 48 206 2 0.00 0.00 554 569 7.9 -16.2 1018.2 81 011BKN031 CLR 301FEW317 56 53 15.0 0.0 0.611 8.6 159 10/23 15Z 53 48 64 2 0.00 0.00 555 571 8.2 -17.3 1019.3 30 019SCT025 CLR CLR 55 53 15.0 0.0 0.514 9.3 162 10/23 18Z 61 49 254 2 0.00 0.00 557 573 9.7 -16.4 1019.6 15 019FEW025 CLR CLR 62 53 15.0 0.0 0.457 10.0 165 10/23 21Z 64 50 286 6 0.00 0.00 558 574 11.5 -16.0 1018.6 0 CLR CLR CLR 64 61 15.0 0.0 0.416 11.6 168 10/24 00Z 60 50 287 8 0.00 0.00 559 574 10.5 -15.1 1018.4 0 CLR CLR CLR 65 59 15.0 0.0 0.428 13.3