Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 0Z 31OCT 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 10/31 00Z 61 49 274 7 0.00 0.00 550 559 7.8 -19.3 1010.9 27 CLR CLR 000SCT000 **** **** 15.0 0.0 0.497 11.5 3 10/31 03Z 55 50 272 4 0.00 0.00 550 560 7.7 -20.1 1012.2 77 CLR CLR 327BKN381 60 55 15.0 0.0 0.541 10.8 6 10/31 06Z 54 49 217 3 0.00 0.00 550 560 7.5 -19.7 1012.5 75 CLR 186FEW207 322BKN372 60 54 15.0 0.0 0.596 10.9 9 10/31 09Z 54 49 203 3 0.00 0.00 549 560 7.1 -19.4 1012.4 88 112FEW119 167BKN190 270FEW295 55 54 15.0 0.0 0.543 9.8 12 10/31 12Z 54 47 189 3 0.00 0.00 548 559 6.8 -19.8 1012.5 94 112FEW118 175BKN198 255BKN318 55 54 15.0 0.0 0.541 9.5 15 10/31 15Z 54 47 174 3 0.00 0.00 548 559 6.4 -19.9 1013.1 98 CLR 204BKN230 237OVC310 54 53 15.0 0.0 0.551 9.3 18 10/31 18Z 60 46 198 4 0.00 0.00 548 559 6.0 -20.3 1013.6 62 CLR 202SCT227 241BKN308 60 53 15.0 0.0 0.561 9.0 21 10/31 21Z 63 45 278 9 0.00 0.00 547 558 5.1 -20.3 1012.4 29 CLR CLR 247SCT282 63 60 15.0 0.0 0.599 9.8 24 11/01 00Z 59 45 284 9 0.00 0.00 547 556 6.2 -21.6 1011.4 17 CLR 188FEW203 246FEW279 63 58 15.0 0.0 0.578 9.1 27 11/01 03Z 55 45 276 6 0.00 0.00 546 556 5.7 -23.4 1012.2 4 CLR 162FEW182 CLR 59 55 15.0 0.0 0.573 8.4 30 11/01 06Z 54 45 259 4 0.00 0.00 544 554 4.9 -24.0 1011.9 25 CLR 148SCT182 CLR 59 54 15.0 0.0 0.593 8.0 33 11/01 09Z 54 45 209 3 0.00 0.00 543 553 3.5 -24.8 1011.8 71 091FEW096 119BKN192 CLR 55 54 15.0 0.0 0.696 7.8 36 11/01 12Z 53 46 121 1 0.01 0.00 543 553 2.6 -18.5 1011.6 85 056SCT090 118BKN189 CLR 55 53 12.7 0.0 0.801 7.4 39 11/01 15Z 52 47 97 4 0.29 0.01 546 557 3.0 -10.0 1012.8 100 RA 010OVC114 117OVC167 CLR 54 51 14.4 0.0 0.658 8.3 42 11/01 18Z 57 45 311 4 0.00 0.00 551 563 3.1 -10.1 1014.4 68 -RA 021BKN114 118BKN163 CLR 57 51 15.0 0.0 0.629 7.1 45 11/01 21Z 60 45 300 7 0.00 0.00 554 566 3.2 -11.1 1014.2 28 066SCT077 CLR CLR 60 57 15.0 0.0 0.584 8.9 48 11/02 00Z 58 46 283 8 0.00 0.00 557 570 4.6 -11.4 1015.3 15 067FEW077 CLR CLR 61 57 15.0 0.0 0.565 9.1 51 11/02 03Z 55 47 297 7 0.00 0.00 558 573 5.3 -11.1 1017.8 0 CLR CLR CLR 58 55 15.0 0.0 0.574 9.8 54 11/02 06Z 53 47 230 0 0.00 0.00 560 576 7.2 -11.0 1018.7 1 CLR CLR CLR 58 53 15.0 0.0 0.539 10.7 57 11/02 09Z 52 47 167 2 0.00 0.00 561 577 7.8 -11.2 1019.5 13 CLR CLR 305FEW336 53 52 15.0 0.0 0.535 11.2 60 11/02 12Z 52 46 108 3 0.00 0.00 562 578 8.0 -11.2 1019.9 12 CLR CLR 319FEW349 53 52 15.0 0.0 0.560 11.0 63 11/02 15Z 52 45 95 3 0.00 0.00 563 580 8.9 -11.3 1020.9 89 CLR 207FEW245 297BKN391 52 51 15.0 0.0 0.591 11.0 66 11/02 18Z 60 43 102 1 0.00 0.00 563 581 8.6 -11.5 1021.7 94 CLR 207BKN245 273BKN363 60 51 15.0 0.0 0.635 11.0 69 11/02 21Z 61 43 278 3 0.00 0.00 564 581 8.5 -10.8 1021.1 100 CLR 193BKN245 249OVC400 64 60 15.0 0.0 0.633 11.2 72 11/03 00Z 63 44 302 5 0.00 0.00 564 581 9.2 -10.8 1020.6 100 CLR 193SCT245 257OVC421 64 60 15.0 0.0 0.530 12.0 75 11/03 03Z 58 42 323 3 0.00 0.00 564 582 9.5 -10.2 1021.1 100 CLR CLR 269OVC442 63 58 15.0 0.0 0.496 12.4 78 11/03 06Z 57 42 44 1 0.00 0.00 564 582 9.8 -9.7 1021.3 100 CLR CLR 287OVC441 63 56 15.0 0.0 0.495 12.4 81 11/03 09Z 55 41 118 3 0.00 0.00 565 582 10.1 -10.1 1020.2 100 CLR CLR 286OVC421 57 55 15.0 0.0 0.467 12.6 84 11/03 12Z 54 40 125 2 0.00 0.00 563 580 9.3 -10.2 1020.1 100 CLR CLR 298OVC415 57 54 15.0 0.0 0.454 12.0 87 11/03 15Z 54 41 134 3 0.00 0.00 562 579 8.3 -11.1 1020.4 100 CLR CLR 330OVC403 54 53 15.0 0.0 0.463 11.0 90 11/03 18Z 60 42 156 3 0.00 0.00 561 577 8.4 -11.0 1019.6 100 CLR CLR 321OVC397 61 53 15.0 0.0 0.462 10.8 93 11/03 21Z 63 46 267 6 0.00 0.00 559 574 6.8 -11.9 1018.1 100 CLR CLR 287OVC348 63 60 15.0 0.0 0.501 10.7 96 11/04 00Z 62 44 243 7 0.00 0.00 556 570 7.9 -14.3 1017.5 67 CLR CLR 280BKN329 64 60 15.0 0.0 0.685 11.2 99 11/04 03Z 60 43 259 2 0.00 0.00 556 570 6.4 -14.4 1017.4 95 061BKN118 119SCT126 CLR 62 60 15.0 0.0 0.833 11.1 102 11/04 06Z 58 47 188 4 0.00 0.00 556 570 6.5 -12.3 1017.5 93 044BKN093 119FEW126 CLR 62 59 15.0 0.0 0.727 10.1 105 11/04 09Z 57 48 155 7 0.00 0.00 556 571 5.7 -11.9 1017.4 50 033SCT045 CLR CLR 58 57 15.0 0.0 0.764 10.2 108 11/04 12Z 57 49 161 4 0.00 0.00 558 572 6.2 -11.8 1016.9 36 037SCT055 CLR CLR 59 57 15.1 0.0 0.840 10.2 111 11/04 15Z 57 50 132 3 0.00 0.00 558 572 6.6 -11.6 1016.9 89 048BKN087 CLR 350FEW361 58 57 15.0 0.0 0.811 10.1 114 11/04 18Z 62 50 178 2 0.00 0.00 559 574 6.7 -11.3 1017.1 51 050SCT087 CLR 343FEW374 63 57 15.0 0.0 0.815 10.1 117 11/04 21Z 64 52 301 6 0.00 0.00 560 573 6.8 -11.5 1015.3 44 034FEW038 228FEW243 295SCT384 65 62 15.0 0.0 0.844 11.5 120 11/05 00Z 63 53 301 8 0.00 0.00 560 572 7.5 -12.4 1014.1 72 035FEW042 215SCT243 263BKN388 65 62 15.0 0.0 0.836 11.9 123 11/05 03Z 60 54 300 5 0.00 0.00 559 571 7.6 -14.4 1014.6 100 CLR 192OVC242 245OVC382 63 60 15.0 0.0 0.878 12.5 126 11/05 06Z 59 53 297 5 0.00 0.00 558 570 7.5 -14.6 1014.6 100 CLR 186OVC242 245OVC373 63 59 15.0 0.0 0.898 11.9 129 11/05 09Z 58 52 316 3 0.00 0.00 557 569 7.5 -15.5 1014.1 100 CLR 168OVC242 252OVC350 59 58 15.0 0.0 0.864 12.0 132 11/05 12Z 57 51 344 2 0.00 0.00 557 568 8.0 -16.1 1013.2 98 CLR 169BKN241 247BKN347 59 57 15.0 0.0 0.792 12.5 135 11/05 15Z 56 51 339 3 0.00 0.00 557 569 8.4 -15.9 1013.9 100 CLR 200FEW220 247OVC338 57 56 15.0 0.0 0.738 12.6 138 11/05 18Z 63 51 285 5 0.00 0.00 557 570 8.6 -15.7 1014.8 82 CLR 199FEW216 256BKN333 63 56 15.0 0.0 0.715 11.8 141 11/05 21Z 64 51 283 6 0.00 0.00 558 570 9.5 -14.9 1013.9 0 CLR CLR CLR 65 63 15.0 0.0 0.634 13.2 144 11/06 00Z 62 52 274 7 0.00 0.00 558 570 11.0 -14.5 1014.2 2 CLR CLR 333FEW349 65 61 15.0 0.0 0.604 13.1 147 11/06 03Z 57 53 252 5 0.00 0.00 560 572 11.8 -13.7 1015.2 70 CLR 231FEW243 275BKN381 61 57 15.0 0.0 0.641 14.0 150 11/06 06Z 57 54 262 5 0.00 0.00 560 574 12.0 -12.3 1016.2 83 CLR 207FEW236 259BKN388 61 57 15.0 0.0 0.592 14.1 153 11/06 09Z 56 53 246 4 0.00 0.00 561 574 11.7 -12.2 1016.4 100 CLR CLR 281OVC415 57 56 15.0 0.0 0.651 13.8 156 11/06 12Z 56 52 219 3 0.00 0.00 561 575 11.2 -12.0 1016.8 100 CLR 230FEW241 269OVC425 57 56 15.0 0.0 0.865 13.7 159 11/06 15Z 55 52 199 1 0.00 0.00 562 576 11.2 -11.7 1017.7 100 CLR 212FEW244 287OVC424 56 55 15.0 0.0 0.828 13.2 162 11/06 18Z 62 50 293 1 0.00 0.00 562 578 11.3 -11.1 1018.6 86 CLR 213FEW245 302BKN425 62 55 15.0 0.0 0.718 13.7 165 11/06 21Z 65 46 301 6 0.00 0.00 563 578 11.7 -10.9 1017.3 12 CLR CLR 367FEW391 65 62 15.0 0.0 0.680 13.6 168 11/07 00Z 63 51 276 7 0.00 0.00 564 579 12.3 -10.8 1017.3 14 CLR CLR 367FEW400 66 62 15.0 0.0 0.645 15.3