Station ID: KOAK Lat: 37.71 Long: 122.23 GFS Model Run: 12Z 25MAR 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 03/25 12Z 53 45 201 3 0.00 0.00 567 582 15.5 -11.2 1017.3 100 CLR CLR 000OVC000 **** **** 15.0 0.0 0.421 17.7 3 03/25 15Z 53 47 192 3 0.00 0.00 566 581 15.2 -11.3 1018.0 100 CLR CLR 313OVC393 54 52 15.0 0.0 0.482 16.9 6 03/25 18Z 62 49 243 3 0.00 0.00 566 581 14.4 -11.2 1018.5 100 CLR CLR 314OVC396 62 52 15.0 0.0 0.707 16.5 9 03/25 21Z 66 54 259 7 0.00 0.00 566 581 14.2 -11.4 1017.5 68 CLR CLR 318BKN388 66 62 15.2 0.0 0.816 16.2 12 03/26 00Z 63 52 257 8 0.00 0.00 565 579 14.2 -11.9 1016.3 41 CLR CLR 320SCT385 66 62 15.0 0.0 0.804 16.4 15 03/26 03Z 54 49 223 4 0.00 0.00 565 579 14.5 -12.4 1017.1 51 CLR CLR 319SCT407 62 54 15.0 0.0 0.585 17.1 18 03/26 06Z 52 47 204 4 0.00 0.00 564 579 15.1 -12.4 1018.0 57 CLR CLR 326BKN408 62 52 15.0 0.0 0.401 17.2 21 03/26 09Z 50 45 197 4 0.00 0.00 563 578 14.8 -12.5 1018.2 40 CLR CLR 347SCT416 52 50 15.0 0.0 0.327 17.0 24 03/26 12Z 48 44 171 4 0.00 0.00 562 577 14.7 -13.3 1018.0 52 CLR CLR 338SCT417 52 48 15.0 0.0 0.299 16.5 27 03/26 15Z 49 44 124 2 0.00 0.00 562 578 14.8 -13.2 1018.7 100 CLR CLR 317OVC419 50 47 15.0 0.0 0.299 14.7 30 03/26 18Z 63 43 15 3 0.00 0.00 563 578 14.7 -13.0 1018.5 100 CLR CLR 310OVC411 63 47 15.0 0.0 0.329 13.3 33 03/26 21Z 69 44 30 7 0.00 0.00 564 579 15.0 -12.6 1017.0 100 CLR CLR 304OVC403 69 63 15.0 0.0 0.349 14.6 36 03/27 00Z 70 47 2 6 0.00 0.00 565 578 15.9 -13.2 1015.3 100 CLR CLR 301OVC405 71 63 15.0 0.0 0.394 16.1 39 03/27 03Z 60 46 337 1 0.00 0.00 566 579 15.2 -13.5 1015.3 100 CLR CLR 289OVC407 70 60 15.0 0.0 0.337 17.7 42 03/27 06Z 57 44 72 0 0.00 0.00 566 579 15.5 -13.8 1015.3 99 CLR CLR 284OVC407 70 56 15.0 0.0 0.340 17.6 45 03/27 09Z 56 41 50 2 0.00 0.00 566 578 16.7 -13.8 1014.3 100 CLR CLR 266OVC395 57 56 15.0 0.0 0.330 16.8 48 03/27 12Z 56 35 69 2 0.00 0.00 566 577 16.2 -13.9 1013.9 100 CLR CLR 265OVC394 57 56 15.0 0.0 0.319 16.8 51 03/27 15Z 56 34 46 3 0.00 0.00 565 577 16.0 -14.5 1014.6 100 CLR CLR 254OVC393 57 55 15.0 0.0 0.356 17.2 54 03/27 18Z 65 39 23 2 0.00 0.00 565 578 15.6 -14.8 1015.1 100 CLR CLR 249OVC384 65 55 15.0 0.0 0.385 17.1 57 03/27 21Z 73 44 333 1 0.00 0.00 565 577 15.9 -15.1 1013.7 91 CLR CLR 257BKN341 73 65 15.0 0.0 0.412 17.5 60 03/28 00Z 73 44 291 6 0.00 0.00 565 576 15.1 -15.3 1012.7 93 CLR 222FEW243 249BKN319 75 65 15.0 0.0 0.438 18.5 63 03/28 03Z 58 45 286 5 0.00 0.00 564 576 14.9 -15.4 1013.9 96 CLR 221SCT244 244BKN341 73 58 15.0 0.0 0.452 18.1 66 03/28 06Z 57 44 222 1 0.00 0.00 564 577 14.6 -15.2 1014.9 62 CLR 221SCT244 247BKN339 73 56 15.0 0.0 0.453 17.7 69 03/28 09Z 54 44 281 2 0.00 0.00 563 576 14.5 -14.8 1015.0 8 CLR 234FEW244 277FEW306 56 54 15.0 0.0 0.426 17.2 72 03/28 12Z 52 44 309 2 0.00 0.00 562 575 14.1 -15.1 1015.2 14 CLR CLR 316FEW346 56 52 15.0 0.0 0.411 16.8 75 03/28 15Z 54 44 12 1 0.00 0.00 562 575 13.7 -15.3 1015.8 95 CLR CLR 302BKN354 55 52 15.0 0.0 0.397 16.8 78 03/28 18Z 66 46 280 2 0.00 0.00 562 575 13.9 -15.2 1016.0 97 CLR 233FEW243 280BKN353 66 52 15.0 0.0 0.388 16.8 81 03/28 21Z 68 46 294 8 0.00 0.00 562 575 14.1 -15.3 1014.9 100 CLR 225SCT243 251OVC331 69 65 15.0 0.0 0.401 16.4 84 03/29 00Z 67 45 296 9 0.00 0.00 563 574 14.5 -15.0 1013.4 97 CLR 223SCT242 259BKN327 70 65 15.0 0.0 0.325 18.4 87 03/29 03Z 57 44 295 4 0.00 0.00 562 574 14.5 -15.5 1013.7 13 CLR CLR 295FEW314 67 56 15.0 0.0 0.376 18.5 90 03/29 06Z 55 43 272 1 0.00 0.00 562 574 15.2 -15.7 1013.7 6 CLR CLR 295FEW314 67 55 15.0 0.0 0.434 18.7 93 03/29 09Z 54 42 244 0 0.00 0.00 562 573 15.0 -15.4 1013.2 0 CLR CLR CLR 55 54 15.0 0.0 0.551 19.0 96 03/29 12Z 54 42 320 2 0.00 0.00 562 572 14.8 -15.5 1013.0 0 CLR CLR CLR 55 54 15.0 0.0 0.570 18.3 99 03/29 15Z 56 44 80 1 0.00 0.00 561 572 14.9 -15.6 1013.4 3 CLR CLR 395FEW419 56 53 15.0 0.0 0.487 18.5 102 03/29 18Z 67 47 288 2 0.00 0.00 562 573 14.6 -15.7 1013.5 37 CLR CLR 351SCT415 67 53 15.0 0.0 0.573 18.2 105 03/29 21Z 70 48 294 5 0.00 0.00 563 573 14.5 -15.4 1012.2 88 CLR CLR 320BKN408 70 67 15.0 0.0 0.667 18.5 108 03/30 00Z 68 48 298 6 0.00 0.00 563 573 14.9 -15.2 1010.8 94 CLR CLR 299BKN398 72 66 15.0 0.0 0.656 19.8 111 03/30 03Z 59 46 286 3 0.00 0.00 562 572 15.2 -15.1 1011.2 41 CLR CLR 252SCT359 69 59 15.0 0.0 0.614 19.6 114 03/30 06Z 56 44 62 1 0.00 0.00 562 572 15.0 -15.0 1011.4 24 CLR CLR 258FEW353 68 56 15.0 0.0 0.522 19.6 117 03/30 09Z 55 44 159 1 0.00 0.00 561 571 14.3 -14.5 1011.2 61 CLR CLR 317BKN393 57 55 15.0 0.0 0.531 19.0 120 03/30 12Z 55 44 180 1 0.00 0.00 560 569 14.1 -15.3 1010.5 80 CLR 226FEW242 276BKN400 57 55 15.0 0.0 0.553 18.5 123 03/30 15Z 57 45 265 3 0.00 0.00 558 568 13.2 -16.9 1011.5 100 CLR 202BKN241 241OVC434 57 55 15.0 0.0 0.588 17.0 126 03/30 18Z 61 43 222 1 0.00 0.00 557 567 13.0 -15.5 1011.7 100 CLR 190BKN241 241OVC429 62 55 15.0 0.0 0.566 16.5 129 03/30 21Z 67 39 300 6 0.00 0.00 557 566 12.3 -15.2 1010.6 100 CLR 155BKN237 241OVC422 68 62 15.0 0.0 0.624 15.5 132 03/31 00Z 61 42 288 4 0.00 0.00 555 564 11.1 -15.7 1010.4 100 112FEW119 137BKN237 240OVC417 68 60 15.0 0.0 0.662 14.8 135 03/31 03Z 56 43 12 4 0.00 0.00 555 563 10.2 -17.2 1009.6 100 084FEW119 131OVC239 239OVC401 61 56 15.0 0.0 0.805 13.8 138 03/31 06Z 56 45 14 2 0.00 0.00 552 561 7.5 -16.6 1010.0 100 089BKN119 124OVC239 239OVC396 61 56 15.0 0.0 0.775 11.3 141 03/31 09Z 52 47 127 5 0.08 0.00 550 558 4.8 -17.2 1009.2 100 -RA 055BKN115 118OVC238 238OVC378 56 52 6.6 0.0 1.003 7.8 144 03/31 12Z 52 50 128 12 0.30 0.00 549 554 4.7 -17.2 1006.1 100 RA 027BKN115 117OVC237 237OVC375 56 51 2.2 0.0 1.038 8.1 147 03/31 15Z 54 51 204 13 0.54 0.00 547 553 4.2 -19.3 1007.2 100 RA 002OVC118 118OVC236 236OVC325 54 52 15.0 0.0 0.919 8.1 150 03/31 18Z 59 51 169 8 0.00 0.00 546 552 4.8 -22.7 1007.4 100 RA 007BKN116 123OVC227 235BKN301 59 52 14.7 0.0 0.842 9.0 153 03/31 21Z 57 52 206 14 0.13 0.13 544 551 4.4 -23.4 1007.6 81 -TSRA 033BKN087 178SCT204 FEW 61 57 5.0 0.0 0.830 8.6 156 04/01 00Z 58 50 199 10 0.05 0.05 544 550 3.7 -23.5 1007.1 84 -TSRA 027BKN077 180SCT208 FEW 60 56 13.7 0.0 0.712 8.5 159 04/01 03Z 53 49 167 6 0.01 0.01 545 552 3.8 -22.0 1008.1 21 -RA 043FEW061 122FEW146 CLR 58 53 15.0 0.0 0.798 8.1 162 04/01 06Z 52 49 121 7 0.00 0.00 545 553 3.6 -21.3 1009.7 15 -RA 051FEW075 120FEW139 CLR 58 52 15.0 0.0 0.794 8.1 165 04/01 09Z 51 48 100 4 0.00 0.00 545 554 3.3 -21.5 1011.1 20 058FEW118 118FEW127 270FEW283 52 51 15.0 0.0 0.786 8.1 168 04/01 12Z 51 48 7 2 0.02 0.02 544 554 3.3 -21.8 1011.7 51 -RA 038SCT108 118FEW127 274FEW293 52 51 11.6 0.0 0.793 7.9