Station ID: KOAK Lat: 37.71 Long: -122.23 NAM Model Run: 12Z 19SEP 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 09/19 12Z 58 54 212 5 0.00 0.00 571 584 17.8 -7.9 1016 100 030OVC036 0.0 14.9 3 09/19 15Z 58 55 225 5 0.00 0.00 571 585 18.0 -8.1 1016 100 008OVC016 0.0 14.6 6 09/19 18Z 63 55 229 5 0.00 0.00 571 585 17.9 -8.0 1016 91 000BKN010 0.0 12.8 9 09/19 21Z 67 56 253 8 0.00 0.00 572 585 18.0 -8.0 1015 22 000FEW008 0.0 13.7 12 09/20 00Z 66 56 246 8 0.00 0.00 573 584 18.2 -7.8 1013 16 243FEW253 0.0 14.4 15 09/20 03Z 60 56 231 7 0.00 0.00 573 584 18.5 -7.9 1013 23 164FEW170 0.0 13.4 18 09/20 06Z 57 56 223 7 0.00 0.00 572 584 18.5 -7.7 1014 60 004BKN010 0.0 2.3 21 09/20 09Z 56 55 221 7 0.01 0.00 571 583 18.3 -7.9 1014 100 -RA 002OVC187 0.0 -0.6 24 09/20 12Z 56 55 220 6 0.01 0.00 571 582 18.1 -8.4 1013 100 004OVC333 0.0 5.5 27 09/20 15Z 56 55 213 5 0.01 0.00 570 582 18.0 -8.6 1014 100 004OVC320 0.0 4.1 30 09/20 18Z 57 55 223 6 0.00 0.00 570 582 17.9 -8.5 1014 100 006OVC293 0.0 12.1 33 09/20 21Z 57 56 232 8 0.00 0.00 569 581 17.9 -10.8 1014 100 006OVC347 0.0 11.0 36 09/21 00Z 58 56 233 8 0.00 0.00 568 580 18.0 -11.0 1013 100 008OVC168 0.0 14.7 39 09/21 03Z 58 56 226 7 0.00 0.00 568 579 18.1 -12.0 1013 100 006OVC231 0.0 14.5 42 09/21 06Z 57 56 228 6 0.00 0.00 568 579 18.3 -12.1 1013 100 005OVC116 0.0 3.8 45 09/21 09Z 57 56 219 6 0.01 0.00 567 578 18.4 -11.7 1013 100 005OVC149 0.0 9.0 48 09/21 12Z 56 55 220 6 0.01 0.00 566 577 18.4 -12.6 1013 100 005OVC312 0.0 9.5 51 09/21 15Z 56 55 218 6 0.01 0.00 565 577 18.2 -13.9 1013 100 004OVC099 0.0 13.9 54 09/21 18Z 57 55 216 6 0.01 0.00 565 577 18.2 -13.8 1014 100 006OVC016 0.0 12.7 57 09/21 21Z 60 56 226 8 0.00 0.00 566 578 18.1 -13.1 1013 100 004OVC015 0.0 12.7 60 09/22 00Z 58 56 235 9 0.00 0.00 566 578 18.1 -12.3 1013 95 003BKN016 0.0 7.9 63 09/22 03Z 57 55 232 8 0.01 0.00 566 578 18.2 -12.2 1013 100 005OVC016 0.0 7.8 66 09/22 06Z 56 55 223 7 0.01 0.00 567 579 18.4 -12.3 1014 100 005OVC016 0.0 8.6 69 09/22 09Z 56 55 215 7 0.01 0.00 567 578 18.0 -11.9 1013 100 005OVC016 0.0 9.3 72 09/22 12Z 56 54 219 7 0.01 0.00 567 578 17.6 -11.5 1014 100 005OVC016 0.0 10.7 75 09/22 15Z 56 54 213 6 0.01 0.00 567 580 17.8 -11.0 1014 100 -RA 005OVC016 0.0 10.7 78 09/22 18Z 57 54 210 6 0.00 0.00 568 580 17.9 -10.2 1015 100 007OVC017 0.0 14.3 81 09/22 21Z 59 55 232 7 0.00 0.00 569 581 18.3 -9.8 1014 100 004OVC017 0.0 14.9 84 09/23 00Z 59 55 238 8 0.00 0.00 570 581 18.8 -9.1 1014 96 004BKN016 0.0 15.0