Station ID: KOAK Lat: 37.71 Long: -122.23 NAM Model Run: 12Z 13JAN 2026 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 01/13 12Z 40 38 63 3 0.00 0.00 565 585 16.4 -13.2 1025 0 CLR 0.0 15.4 3 01/13 15Z 37 37 65 7 0.00 0.00 565 585 16.2 -13.1 1025 57 085BKN086 0.0 1.8 6 01/13 18Z 43 42 59 7 0.00 0.00 566 586 16.6 -13.0 1025 76 033BKN035 0.0 3.9 9 01/13 21Z 54 46 53 7 0.00 0.00 566 586 16.8 -13.1 1024 36 279SCT280 0.0 15.0 12 01/14 00Z 56 48 47 6 0.00 0.00 566 586 17.2 -12.3 1023 17 076FEW077 0.0 15.0 15 01/14 03Z 50 48 48 4 0.00 0.00 566 586 16.9 -12.4 1024 0 CLR 0.0 15.0 18 01/14 06Z 47 45 76 3 0.00 0.00 567 587 16.9 -12.4 1024 12 000FEW000 0.0 9.3 21 01/14 09Z 45 43 95 2 0.00 0.00 567 587 16.7 -12.3 1024 47 238SCT238 0.0 8.1 24 01/14 12Z 44 40 67 3 0.00 0.00 567 586 17.1 -12.3 1023 51 000BKN000 0.0 7.6 27 01/14 15Z 42 39 60 3 0.00 0.00 567 587 16.9 -12.4 1024 56 000BKN000 0.0 7.3 30 01/14 18Z 46 42 55 4 0.00 0.00 567 587 17.7 -12.5 1024 58 000BKN000 0.0 7.3 33 01/14 21Z 59 44 34 6 0.00 0.00 568 587 18.1 -12.5 1022 25 000SCT000 0.0 12.7 36 01/15 00Z 59 47 36 5 0.00 0.00 569 587 18.7 -12.1 1020 21 000FEW000 0.0 13.4 39 01/15 03Z 55 48 59 4 0.00 0.00 570 587 19.0 -11.9 1020 13 000FEW000 0.0 14.0 42 01/15 06Z 52 47 74 4 0.00 0.00 569 587 18.2 -11.8 1021 12 059FEW059 0.0 10.2 45 01/15 09Z 48 44 62 4 0.00 0.00 569 586 18.0 -11.5 1020 44 000SCT000 0.0 8.4 48 01/15 12Z 44 43 64 5 0.00 0.00 568 585 17.0 -11.4 1020 48 008SCT008 0.0 7.7 51 01/15 15Z 40 40 67 5 0.00 0.00 568 584 16.4 -11.4 1020 80 160BKN160 0.0 2.7 54 01/15 18Z 44 43 60 6 0.00 0.00 567 584 15.9 -11.4 1020 88 181BKN181 0.0 6.8 57 01/15 21Z 61 47 56 8 0.00 0.00 567 583 15.7 -11.5 1019 13 308FEW308 0.0 14.5 60 01/16 00Z 61 49 54 6 0.00 0.00 566 582 15.6 -11.7 1018 8 041FEW041 0.0 14.8 63 01/16 03Z 57 49 65 5 0.00 0.00 566 581 15.6 -12.2 1018 2 041FEW041 0.0 14.8 66 01/16 06Z 54 47 74 4 0.00 0.00 565 581 15.4 -12.6 1019 2 041FEW041 0.0 14.8 69 01/16 09Z 51 46 76 4 0.00 0.00 564 580 14.8 -12.9 1019 3 041FEW041 0.0 13.4 72 01/16 12Z 48 43 73 5 0.00 0.00 564 580 14.5 -13.6 1018 14 018FEW018 0.0 9.6 75 01/16 15Z 46 39 73 5 0.00 0.00 563 579 14.3 -13.9 1019 40 000SCT000 0.0 9.0 78 01/16 18Z 49 39 62 6 0.00 0.00 563 580 14.3 -14.1 1020 41 018SCT018 0.0 9.6 81 01/16 21Z 62 40 50 7 0.00 0.00 563 579 14.5 -14.1 1018 3 051FEW051 0.0 14.8 84 01/17 00Z 62 44 46 5 0.00 0.00 563 578 14.9 -14.4 1017 2 190FEW190 0.0 15.0