Station ID: KOAK Lat: 37.71 Long: -122.23 NAM Model Run: 0Z 12DEC 2025 Cloud base 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 Tot Snowfall Vis Deg F Deg F deg kt in. in. Thk GPH Tmp Tmp mb % TEXT Clouds in SM 0 12/12 00Z 54 46 42 6 0.00 0.00 569 584 18.4 -12.9 1018 0 CLR 0.0 15.0 3 12/12 03Z 47 44 56 7 0.00 0.00 569 584 18.5 -12.6 1018 0 CLR 0.0 15.0 6 12/12 06Z 43 43 56 4 0.00 0.00 569 584 19.3 -12.6 1018 0 CLR 0.0 7.1 9 12/12 09Z 40 39 65 4 0.00 0.00 569 583 19.1 -12.7 1018 68 210BKN210 0.0 5.5 12 12/12 12Z 38 37 59 5 0.00 0.00 569 583 19.2 -12.6 1017 80 024BKN024 0.0 0.0 15 12/12 15Z 38 38 54 6 0.00 0.00 569 583 19.5 -12.6 1017 100 000OVC003 0.0 -0.9 18 12/12 18Z 41 40 52 7 0.00 0.00 568 583 19.3 -12.9 1018 100 000OVC004 0.0 -1.9 21 12/12 21Z 53 44 48 7 0.00 0.00 569 582 19.3 -12.5 1016 50 239BKN243 0.0 14.8 24 12/13 00Z 54 45 50 6 0.00 0.00 568 581 18.9 -12.6 1015 25 000SCT000 0.0 15.0 27 12/13 03Z 48 45 63 4 0.00 0.00 568 581 18.2 -12.8 1015 0 CLR 0.0 15.0 30 12/13 06Z 47 44 72 4 0.00 0.00 567 581 17.9 -13.1 1016 0 CLR 0.0 15.0 33 12/13 09Z 46 44 73 4 0.00 0.00 567 580 17.3 -13.2 1016 5 000FEW003 0.0 14.3 36 12/13 12Z 44 44 77 3 0.00 0.00 566 579 16.7 -13.6 1015 14 150FEW150 0.0 8.2 39 12/13 15Z 41 40 87 3 0.00 0.00 564 578 16.2 -14.3 1016 70 022BKN022 0.0 4.1 42 12/13 18Z 48 42 67 2 0.00 0.00 563 578 15.8 -14.8 1017 69 212BKN212 0.0 8.9 45 12/13 21Z 61 46 338 2 0.00 0.00 563 576 15.3 -15.0 1016 21 267FEW267 0.0 13.1 48 12/14 00Z 58 48 315 2 0.00 0.00 562 575 15.1 -15.8 1015 19 000FEW002 0.0 13.0 51 12/14 03Z 51 49 284 1 0.00 0.00 561 575 15.3 -15.7 1016 20 000FEW005 0.0 12.6 54 12/14 06Z 48 48 154 2 0.00 0.00 561 576 15.6 -15.2 1017 27 000SCT004 0.0 7.2 57 12/14 09Z 44 43 199 1 0.00 0.00 561 576 15.2 -14.7 1018 90 000BKN000 0.0 -1.8 60 12/14 12Z 42 42 232 1 0.00 0.00 561 576 14.3 -13.9 1019 99 000OVC004 0.0 -0.9 63 12/14 15Z 43 42 113 1 0.00 0.00 561 577 14.0 -13.6 1019 100 000OVC006 0.0 -0.2 66 12/14 18Z 44 43 178 1 0.00 0.00 561 578 13.8 -13.1 1021 100 000OVC006 0.0 -0.2 69 12/14 21Z 53 47 304 1 0.00 0.00 562 578 14.0 -13.1 1020 80 192BKN197 0.0 12.8 72 12/15 00Z 52 48 292 2 0.00 0.00 562 578 13.6 -12.8 1020 48 000SCT065 0.0 12.7 75 12/15 03Z 47 47 235 1 0.00 0.00 562 579 13.5 -12.7 1021 68 128BKN129 0.0 2.1 78 12/15 06Z 44 44 251 2 0.00 0.00 562 580 13.5 -13.3 1022 87 000BKN001 0.0 -1.1 81 12/15 09Z 44 43 141 1 0.00 0.00 562 581 13.5 -12.5 1023 100 000OVC257 0.0 -1.0 84 12/15 12Z 44 43 195 0 0.00 0.00 562 581 13.3 -11.4 1023 100 000OVC180 0.0 -0.6