Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 7AUG 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 08/07 12Z 55 53 269 3 0.00 0.00 581 594 26.6 -7.2 1015.3 57 000BKN000 000FEW000 CLR **** **** 14.9 0.0 1.070 26.4 3 08/07 15Z 57 53 269 3 0.00 0.00 581 595 26.6 -8.2 1016.6 78 000BKN014 210FEW248 251FEW261 57 55 15.0 0.0 1.105 27.0 6 08/07 18Z 66 54 289 6 0.00 0.00 582 595 26.8 -7.9 1016.5 71 000BKN014 181SCT242 251FEW262 66 55 15.0 0.0 1.072 27.0 9 08/07 21Z 69 54 292 9 0.00 0.00 583 596 27.4 -7.5 1015.8 7 CLR 193FEW223 CLR 69 66 13.2 0.0 1.047 27.7 12 08/08 00Z 66 54 286 8 0.00 0.00 583 596 28.0 -7.3 1014.7 6 CLR 196FEW222 CLR 70 65 15.1 0.0 1.033 27.8 15 08/08 03Z 60 54 282 5 0.00 0.00 583 596 27.9 -6.6 1015.0 4 CLR 204FEW213 CLR 66 60 14.7 0.0 0.994 28.1 18 08/08 06Z 57 54 278 4 0.00 0.00 583 596 28.1 -6.7 1015.3 5 CLR 204FEW214 420FEW432 66 57 14.7 0.0 0.966 29.3 21 08/08 09Z 56 53 226 2 0.00 0.00 583 595 28.4 -6.2 1014.4 0 CLR CLR CLR 57 56 15.0 0.0 0.973 29.7 24 08/08 12Z 56 53 217 1 0.00 0.00 583 594 28.4 -7.2 1013.5 0 CLR 190FEW201 CLR 57 56 15.0 0.0 1.028 29.9 27 08/08 15Z 61 54 232 2 0.00 0.00 582 595 28.1 -7.6 1014.4 69 CLR 171BKN208 CLR 60 56 15.0 0.0 1.059 28.7 30 08/08 18Z 72 55 299 5 0.00 0.00 583 595 28.1 -7.2 1014.0 38 CLR 171SCT208 CLR 72 56 15.1 0.0 1.067 28.9 33 08/08 21Z 75 56 296 8 0.00 0.00 584 595 28.4 -6.4 1012.6 5 CLR 167FEW195 CLR 76 72 15.0 0.0 1.034 29.9 36 08/09 00Z 71 53 296 8 0.00 0.00 585 595 28.8 -5.8 1011.3 5 CLR 168FEW190 CLR 77 70 15.1 0.0 0.994 30.9 39 08/09 03Z 63 53 280 4 0.00 0.00 585 594 29.0 -5.8 1011.0 6 CLR 164FEW178 CLR 71 62 15.0 0.0 0.983 31.7 42 08/09 06Z 59 53 227 3 0.00 0.00 585 594 29.2 -5.6 1010.9 3 CLR 164FEW177 CLR 71 59 15.0 0.0 0.942 32.7 45 08/09 09Z 59 53 217 3 0.00 0.00 584 593 29.2 -5.5 1010.0 0 CLR CLR CLR 60 59 15.0 0.0 0.925 32.2 48 08/09 12Z 58 53 206 3 0.00 0.00 584 592 29.1 -5.4 1009.5 0 CLR CLR CLR 59 58 15.0 0.0 0.904 30.5 51 08/09 15Z 62 53 228 2 0.00 0.00 583 592 28.4 -5.6 1010.4 0 CLR CLR CLR 63 57 15.0 0.0 0.869 29.4 54 08/09 18Z 74 54 287 5 0.00 0.00 584 592 28.1 -5.5 1010.1 0 CLR CLR CLR 74 57 15.2 0.0 0.833 29.2 57 08/09 21Z 76 55 290 8 0.00 0.00 584 592 28.0 -4.9 1009.1 0 CLR CLR CLR 77 74 13.3 0.0 0.796 29.8 60 08/10 00Z 68 54 280 9 0.00 0.00 584 591 27.9 -4.5 1008.5 0 CLR CLR CLR 78 67 15.0 0.0 0.767 29.9 63 08/10 03Z 60 53 255 4 0.00 0.00 584 591 27.8 -3.9 1009.1 0 CLR CLR CLR 68 60 15.0 0.0 0.697 29.4 66 08/10 06Z 57 54 236 3 0.00 0.00 583 592 27.8 -4.3 1010.0 1 CLR CLR CLR 68 57 14.8 0.0 0.652 29.9 69 08/10 09Z 57 54 215 3 0.00 0.00 583 591 27.4 -4.7 1009.4 2 FEW CLR CLR 57 57 15.0 0.0 0.665 27.7 72 08/10 12Z 56 53 224 3 0.00 0.00 582 590 27.0 -4.6 1009.6 8 CLR CLR 362FEW393 57 56 14.9 0.0 0.667 27.0 75 08/10 15Z 59 54 208 3 0.00 0.00 581 591 26.3 -5.1 1011.0 19 CLR CLR 356FEW379 59 55 14.9 0.0 0.681 25.5 78 08/10 18Z 70 54 282 4 0.00 0.00 581 591 25.8 -5.5 1011.6 8 CLR CLR 356FEW379 70 55 15.0 0.0 0.678 25.6 81 08/10 21Z 74 55 291 8 0.00 0.00 582 591 26.0 -5.4 1010.9 0 CLR CLR CLR 75 70 15.0 0.0 0.662 26.3 84 08/11 00Z 68 55 291 9 0.00 0.00 582 591 26.1 -5.1 1010.6 0 CLR CLR CLR 75 67 15.0 0.0 0.613 27.3 87 08/11 03Z 60 54 286 6 0.00 0.00 582 591 26.3 -4.7 1011.1 0 CLR CLR CLR 68 60 15.1 0.0 0.603 24.9 90 08/11 06Z 57 54 268 3 0.00 0.00 581 592 26.3 -4.5 1012.5 0 CLR CLR CLR 68 57 13.4 0.0 0.626 23.2 93 08/11 09Z 56 54 203 2 0.00 0.00 581 591 26.3 -4.9 1012.1 0 CLR CLR CLR 57 56 13.8 0.0 0.618 23.5 96 08/11 12Z 55 53 176 5 0.00 0.00 580 590 25.6 -5.7 1012.1 0 CLR CLR CLR 57 55 15.0 0.0 0.619 23.8 99 08/11 15Z 59 54 193 3 0.00 0.00 580 591 25.2 -5.8 1013.1 0 CLR CLR CLR 59 55 14.9 0.0 0.605 24.2 102 08/11 18Z 69 55 242 2 0.00 0.00 580 592 24.4 -5.8 1013.8 0 CLR CLR CLR 70 55 15.0 0.0 0.627 23.2 105 08/11 21Z 76 55 292 8 0.00 0.00 581 592 24.5 -5.7 1012.5 0 CLR CLR CLR 77 69 15.0 0.0 0.627 25.2 108 08/12 00Z 71 55 291 8 0.00 0.00 581 591 24.6 -5.9 1011.9 2 CLR CLR 341FEW375 78 68 15.0 0.0 0.616 27.1 111 08/12 03Z 61 55 290 6 0.00 0.00 581 591 24.6 -5.6 1012.6 44 CLR CLR 336SCT365 71 61 15.1 0.0 0.613 26.0 114 08/12 06Z 57 54 229 3 0.00 0.00 580 591 25.1 -5.1 1012.8 23 CLR CLR 336FEW365 71 57 13.4 0.0 0.620 24.8 117 08/12 09Z 56 54 185 3 0.00 0.00 580 590 25.0 -5.2 1011.9 100 FEW CLR 313OVC361 57 56 13.6 0.0 0.633 24.7 120 08/12 12Z 56 54 160 3 0.00 0.00 579 589 24.6 -5.8 1011.5 100 FEW CLR 308OVC363 57 55 15.0 0.0 0.668 24.0 123 08/12 15Z 60 53 172 3 0.00 0.00 579 589 23.7 -6.4 1012.4 57 CLR CLR 274BKN359 60 56 15.0 0.0 0.708 22.9 126 08/12 18Z 71 55 289 3 0.00 0.00 579 589 23.2 -6.2 1012.2 39 CLR CLR 280SCT351 71 55 15.0 0.0 0.686 23.0 129 08/12 21Z 77 55 297 9 0.00 0.00 580 589 24.0 -6.3 1010.2 36 CLR CLR 321SCT378 77 71 15.0 0.0 0.764 23.7 132 08/13 00Z 71 56 302 10 0.00 0.00 580 588 24.2 -5.9 1009.5 66 CLR CLR 298BKN372 78 68 15.0 0.0 0.775 25.3 135 08/13 03Z 62 56 315 8 0.00 0.00 580 588 24.5 -6.5 1009.6 81 CLR CLR 294BKN351 71 62 15.1 0.0 0.819 24.2 138 08/13 06Z 59 56 319 4 0.00 0.00 579 588 24.3 -7.0 1010.2 44 CLR 231FEW241 294SCT350 71 58 15.0 0.0 0.981 23.1 141 08/13 09Z 58 56 334 3 0.00 0.00 578 586 24.1 -7.8 1009.9 43 CLR 222SCT239 249SCT259 59 58 15.0 0.0 1.005 21.9 144 08/13 12Z 59 57 322 3 0.00 0.00 577 585 23.6 -8.1 1010.1 58 CLR 180SCT241 275SCT290 59 58 15.0 0.0 1.069 20.2 147 08/13 15Z 61 56 355 1 0.00 0.00 576 585 23.1 -7.8 1011.3 48 CLR 165SCT230 312FEW336 62 58 15.0 0.0 1.100 18.7 150 08/13 18Z 69 56 308 3 0.00 0.00 576 586 22.5 -8.0 1011.7 58 CLR 160BKN242 271SCT306 69 58 15.0 0.0 1.219 19.0 153 08/13 21Z 71 57 304 6 0.00 0.00 576 585 22.5 -7.8 1011.0 100 CLR 134OVC249 249BKN291 73 69 15.0 0.0 1.320 19.0 156 08/14 00Z 69 58 301 10 0.00 0.00 576 585 22.1 -8.2 1010.5 93 CLR 140BKN249 251BKN299 74 67 15.0 0.0 1.399 19.8 159 08/14 03Z 63 57 312 8 0.00 0.00 575 585 22.6 -8.1 1011.6 78 CLR 150BKN233 316FEW348 69 63 15.0 0.0 1.422 19.0 162 08/14 06Z 62 57 307 5 0.00 0.00 574 585 22.4 -8.2 1012.9 88 CLR 148BKN231 266SCT329 69 61 15.0 0.0 1.395 18.5 165 08/14 09Z 61 56 314 5 0.00 0.00 573 584 21.8 -8.6 1013.2 95 CLR 148BKN174 248SCT297 62 61 15.0 0.0 1.286 17.2 168 08/14 12Z 59 57 319 4 0.00 0.00 571 583 20.4 -10.2 1013.9 74 CLR 147BKN174 251SCT289 62 59 15.0 0.0 1.367 15.6