Weather observations for the past three days for
Half Moon Bay Airport
Metric (Imperial)
Date Time (pdt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
11 03:35 Calm 9.66 Fog/Mist CLR 5 5 100% 76.96 0.0
11 03:15 Calm 9.66 Fog/Mist CLR 6 6 100% 76.96 0.0
11 02:55 Calm 9.66 Fog/Mist CLR 6 6 100% 76.96 0.0
11 02:35 NE 6 9.66 Fog/Mist CLR 6 6 100% 76.96 0.0
11 02:15 Calm 11.27 Fair CLR 7 7 100% 76.96 0.0
11 01:55 Calm 9.66 Fog/Mist CLR 6 6 100% 76.96 0.0
11 01:35 E 6 9.66 Fog/Mist CLR 7 7 100% 76.96 0.0
11 01:15 E 7 9.66 Fog/Mist CLR 7 7 100% 6 76.96 0.0
11 00:55 Vrbl 6 G 20 6.44 Fog/Mist CLR 10 9 94% 76.96 0.0
11 00:35 N 7 8.05 Fog/Mist CLR 10 9 94% 9 76.94 0.0
11 00:15 N 11 8.05 Fog/Mist CLR 11 10 94% 76.96 0.0
10 23:55 N 13 8.05 Fog/Mist CLR 11 10 94% 76.94 0.0
10 23:35 N 15 8.05 Fog/Mist CLR 11 10 94% 76.94 0.0
10 23:15 N 17 G 28 8.05 Fog/Mist CLR 11 10 94% 76.94 0.0
10 22:55 N 17 G 26 8.05 Fog/Mist FEW019 FEW025 11 10 94% 76.91 0.0
10 22:35 N 24 8.05 Fog/Mist SCT017 11 10 94% 76.91 0.0
10 22:15 N 15 8.05 Fog/Mist FEW017 11 10 94% 76.91 0.0
10 21:55 Calm 8.05 Fog/Mist CLR 11 10 94% 76.89 0.0
10 21:35 N 11 G 22 9.66 Fog/Mist CLR 11 9 88% 76.86 0.0
10 21:15 N 15 G 26 9.66 Fog/Mist CLR 11 9 88% 76.84 0.0
10 20:55 N 15 9.66 Fair with Haze CLR 11 9 88% 76.84 0.0
10 20:35 N 17 G 33 11.27 Fair CLR 11 8 82% 76.81 0.0
10 20:15 N 17 11.27 Fair CLR 11 8 82% 76.81 0.0
10 19:55 NW 19 G 30 11.27 Fair CLR 11 8 82% 76.78 0.0
10 19:35 N 26 G 37 9.66 Fair with Haze CLR 11 8 82% 76.76 0.0
10 19:15 N 28 G 37 8.05 Fair with Haze CLR 11 8 82% 76.76 0.0
10 18:55 N 24 9.66 Fair with Haze CLR 12 8 77% 76.76 0.0
10 18:35 N 24 G 37 6.44 Fair with Haze CLR 12 9 82% 76.73 0.0
10 18:15 N 22 G 37 8.05 Fair with Haze CLR 12 9 82% 76.76 0.0
10 17:55 N 26 8.05 Fair with Haze CLR 13 9 77% 76.76 0.0
10 17:35 N 19 G 41 8.05 Fair with Haze CLR 13 9 77% 76.73 0.0
10 17:15 NW 28 G 37 8.05 Fair with Haze CLR 13 10 82% 76.71 0.0
10 16:55 NW 30 8.05 Fair with Haze CLR 13 9 77% 76.71 0.0
10 16:35 NW 30 9.66 Fair with Haze CLR 14 9 72% 76.71 0.0
10 16:15 N 24 G 37 9.66 Fair with Haze CLR 13 9 77% 76.68 0.0
10 15:55 NW 28 G 41 9.66 Fair with Haze CLR 13 9 77% 76.68 0.0
10 15:35 N 26 G 39 11.27 Fair CLR 14 9 72% 76.68 0.0
10 15:15 NW 26 9.66 Fair with Haze CLR 14 9 72% 76.68 0.0
10 14:55 NW 30 9.66 Fair with Haze CLR 14 9 72% 76.68 0.0
10 14:35 NW 26 G 37 8.05 Fair with Haze CLR 14 10 77% 76.66 0.0
10 14:15 NW 31 G 43 9.66 Fair with Haze CLR 14 9 72% 76.66 0.0
10 13:55 NW 33 9.66 Fair with Haze and Breezy CLR 14 9 72% 76.66 0.0
10 13:35 N 31 G 44 9.66 Fair with Haze CLR 14 8 67% 76.68 0.0
10 13:15 NW 33 G 44 9.66 Fair with Haze and Breezy CLR 13 9 77% 76.68 0.0
10 12:55 NW 31 11.27 Fair CLR 13 9 77% 76.66 0.0
10 12:35 NW 35 9.66 Fair with Haze and Breezy CLR 14 9 72% 76.66 0.0
10 12:15 N 31 9.66 Fair with Haze CLR 13 9 77% 76.66 0.0
10 11:55 NW 28 G 41 9.66 Fair with Haze CLR 13 9 77% 76.63 0.0
10 11:35 N 37 G 46 8.05 Fair with Haze and Breezy CLR 13 9 77% 76.66 0.0
10 11:15 NW 30 G 39 8.05 Fair with Haze CLR 13 9 77% 76.63 0.0
10 10:55 NW 24 8.05 Fair with Haze CLR 13 10 82% 76.58 0.0
10 10:35 N 22 8.05 Fair with Haze CLR 13 9 77% 76.58 0.0
10 10:15 N 17 G 30 8.05 Fair with Haze CLR 12 10 88% 76.58 0.0
10 09:55 N 26 8.05 Fair with Haze CLR 12 9 82% 76.56 0.0
10 09:35 N 22 6.44 Fog/Mist CLR 12 10 88% 76.56 0.0
10 09:15 NW 19 6.44 Fog/Mist CLR 12 10 88% 76.53 0.0
10 08:55 N 17 G 26 6.44 Fog/Mist CLR 11 10 94% 76.48 0.0
10 08:35 NW 20 6.44 Fog/Mist CLR 11 10 94% 76.45 0.0
10 08:15 N 17 6.44 Fog/Mist CLR 9 9 100% 7 76.45 0.0
10 07:55 Calm 6.44 Fog/Mist SCT018 7 7 100% 76.43 0.0
10 07:35 Calm 6.44 Fog/Mist BKN018 7 7 100% 76.4 0.0
10 07:15 Calm 8.05 Fog/Mist SCT017 7 7 100% 76.4 0.0
10 06:55 Calm 8.05 Fog/Mist BKN017 7 7 100% 76.38 0.0
10 06:35 Calm 8.05 Fog/Mist OVC016 7 7 100% 76.38 0.0
10 06:15 Calm 8.05 Fog/Mist OVC016 7 7 100% 76.35 0.0
10 05:55 Calm 8.05 Fog/Mist OVC017 7 7 100% 76.3 0.0
10 05:35 Calm 8.05 Fog/Mist OVC017 7 7 100% 76.3 0.0
10 05:15 Calm 8.05 Fog/Mist OVC018 7 7 100% 76.28 0.0
10 04:55 Calm 8.05 Fog/Mist OVC017 7 7 100% 76.28 0.0
10 04:35 Calm 8.05 Fog/Mist BKN015 6 6 100% 76.25 0.0
10 04:15 Calm 6.44 Fog/Mist BKN014 7 7 100% 76.23 0.0
10 03:55 Calm 8.05 Fog/Mist BKN014 7 7 100% 76.23 0.0
10 03:35 Calm 8.05 Fog/Mist BKN015 BKN020 8 8 100% 76.25 0.0
10 03:15 Calm 8.05 Fog/Mist BKN016 8 8 100% 76.25 0.0
10 02:55 Calm 8.05 Fog/Mist BKN015 9 9 100% 76.25 0.0
10 02:35 N 7 6.44 Fog/Mist OVC016 11 10 94% 76.23 0.0
10 02:15 Vrbl 11 6.44 Fog/Mist OVC016 11 10 94% 76.23 0.0
10 01:55 NW 19 8.05 Fog/Mist OVC016 11 10 94% 76.23 0.0
10 01:35 NW 15 6.44 Fog/Mist BKN016 10 10 100% 8 76.23 0.0
10 01:15 N 22 8.05 Fog/Mist BKN017 11 10 94% 76.2 0.0
10 00:55 NW 20 G 33 8.05 Fog/Mist OVC017 11 10 94% 76.2 0.0
10 00:35 NW 24 8.05 Fog/Mist BKN016 BKN021 11 10 94% 76.2 0.0
10 00:15 NW 20 6.44 Fog/Mist BKN015 11 10 94% 76.2 0.0
09 23:55 N 24 6.44 Fog/Mist OVC016 11 10 94% 76.2 0.0
09 23:35 NW 24 8.05 Fog/Mist OVC016 11 10 94% 76.17 0.0
09 23:15 N 20 6.44 Fog/Mist BKN016 11 10 94% 76.17 0.0
09 22:55 N 13 G 24 8.05 Fog/Mist BKN015 BKN020 11 10 94% 76.17 0.0
09 22:35 NW 15 6.44 Fog/Mist SCT014 SCT020 11 10 94% 76.15 0.0
09 22:15 NW 13 6.44 Fog/Mist SCT014 11 10 94% 76.12 0.0
09 21:55 NW 20 G 30 6.44 Fog/Mist FEW013 11 10 94% 76.12 0.0
09 21:35 NW 22 G 33 8.05 Fog/Mist BKN017 11 10 94% 76.12 0.0
09 21:15 NW 26 6.44 Fog/Mist SCT017 11 10 94% 76.12 0.0
09 20:55 Vrbl 6 G 20 6.44 Fog/Mist CLR 11 10 94% 76.07 0.0
09 20:35 N 19 8.05 Fog/Mist FEW014 11 10 94% 76.05 0.0
09 20:15 N 9 8.05 Fog/Mist SCT015 11 10 94% 76.05 0.0
09 19:55 N 13 G 26 8.05 Fog/Mist FEW015 11 10 94% 76.05 0.0
09 19:35 N 20 G 33 8.05 Fog/Mist CLR 12 10 88% 76.02 0.0
09 19:15 N 30 G 39 4.83 Fog/Mist CLR 12 10 88% 76.02 0.0
09 18:55 N 20 G 37 6.44 Fog/Mist CLR 12 10 88% 76 0.0
09 18:35 N 26 G 37 6.44 Fog/Mist CLR 12 10 88% 75.97 0.0
09 18:15 N 26 G 41 6.44 Fair with Haze CLR 13 10 82% 76 0.0
09 17:55 NW 24 G 33 6.44 Fog/Mist CLR 13 11 88% 75.95 0.0
09 17:35 N 26 G 35 6.44 Fog/Mist CLR 14 12 88% 75.95 0.0
09 17:15 NW 30 G 41 6.44 Fog/Mist CLR 14 12 88% 75.92 0.0
09 16:55 NW 30 6.44 Fog/Mist CLR 14 12 88% 75.9 0.0
09 16:35 NW 28 G 37 6.44 Fog/Mist CLR 14 12 88% 75.92 0.0
09 16:15 NW 28 G 39 6.44 Fog/Mist CLR 15 13 88% 75.92 0.0
09 15:55 NW 26 6.44 Fog/Mist CLR 15 13 88% 75.9 0.0
09 15:35 NW 22 G 33 8.05 Fair with Haze CLR 15 13 88% 75.9 0.0
09 15:15 NW 28 G 37 8.05 Fair with Haze CLR 15 13 88% 75.92 0.0
09 14:55 N 30 G 39 6.44 Fog/Mist CLR 15 13 88% 75.92 0.0
09 14:35 N 26 G 37 6.44 Fog/Mist CLR 15 13 88% 75.92 0.0
09 14:15 N 30 G 43 8.05 Fog/Mist CLR 15 13 88% 75.95 0.0
09 13:55 NW 31 8.05 Fog/Mist CLR 15 13 88% 75.95 0.0
09 13:35 NW 35 8.05 Fog/Mist and Breezy CLR 15 13 88% 75.92 0.0
09 13:15 N 31 G 44 8.05 Fog/Mist CLR 15 13 88% 75.95 0.0
09 12:55 NW 35 8.05 Fog/Mist and Breezy CLR 15 13 88% 75.95 0.0
09 12:35 NW 33 6.44 Fog/Mist and Breezy CLR 15 14 94% 75.95 0.0
09 12:15 NW 22 G 39 6.44 Fog/Mist CLR 15 14 94% 75.95 0.0
09 11:55 NW 24 G 37 6.44 Fog/Mist CLR 15 14 94% 75.95 0.0
09 11:35 N 22 G 33 6.44 Fog/Mist CLR 15 14 94% 75.95 0.0
09 11:15 NW 22 6.44 Fog/Mist CLR 15 14 94% 75.95 0.0
09 10:55 NW 17 4.83 Fog/Mist CLR 15 14 94% 75.95 0.0
09 10:35 NW 15 4.83 Fog/Mist CLR 14 14 100% 75.95 0.0
09 10:15 NW 9 4.83 Fog/Mist CLR 14 13 94% 75.95 0.0
09 09:55 Vrbl 7 4.83 Fog/Mist CLR 13 13 100% 75.95 0.0
09 09:35 SE 6 6.44 Fog/Mist FEW008 13 13 100% 75.95 0.0
09 09:15 Calm 4.83 Fog/Mist FEW008 13 13 100% 75.95 0.0
09 08:55 Calm 4.83 Fog/Mist CLR 12 12 100% 75.95 0.0
09 08:35 Calm 6.44 Fog/Mist BKN010 12 12 100% 75.92 0.0
09 08:15 Calm 4.83 Fog/Mist OVC009 12 12 100% 75.92 0.0
09 07:55 Calm 4.83 Fog/Mist OVC009 12 12 100% 75.92 0.0
09 07:35 Calm 6.44 Fog/Mist OVC009 12 12 100% 75.92 0.0
09 07:15 NE 9 8.05 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 06:55 N 6 8.05 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 06:35 E 6 8.05 Fog/Mist OVC010 12 12 100% 75.9 0.0
09 06:15 E 9 8.05 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 05:55 Calm 8.05 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 05:35 Calm 9.66 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 05:15 Calm 8.05 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 04:55 Calm 8.05 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 04:35 Calm 8.05 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 04:15 Calm 8.05 Fog/Mist OVC010 12 12 100% 75.92 0.0
09 03:55 E 7 9.66 Fog/Mist OVC011 11 11 100% 75.95 0.0
09 03:35 NE 9 8.05 Fog/Mist OVC011 11 11 100% 75.97 0.0
09 03:15 NE 7 8.05 Fog/Mist OVC011 11 11 100% 75.97 0.0
09 02:55 E 11 8.05 Fog/Mist OVC010 11 11 100% 76 0.0
09 02:35 NE 9 8.05 Fog/Mist OVC011 11 11 100% 76.02 0.0
09 02:15 NE 9 8.05 Fog/Mist OVC010 11 11 100% 76.02 0.0
09 01:55 E 7 8.05 Fog/Mist OVC010 11 11 100% 76.02 0.0
09 01:35 NE 6 6.44 Fog/Mist OVC010 11 11 100% 76.02 0.0
09 01:15 E 9 6.44 Fog/Mist OVC010 11 11 100% 76.02 0.0
09 00:55 Calm 8.05 Fog/Mist OVC010 11 11 100% 76.02 0.0
09 00:35 E 7 8.05 Fog/Mist OVC010 11 11 100% 76.02 0.0
09 00:15 Calm 6.44 Fog/Mist OVC010 11 11 100% 76.05 0.0
08 23:55 Calm 8.05 Fog/Mist OVC010 11 11 100% 76.05 0.0
08 23:35 Calm 8.05 Fog/Mist BKN010 11 11 100% 76.05 0.0
08 23:15 Calm 8.05 Fog/Mist SCT010 10 10 100% 76.02 0.0
08 22:55 Calm 6.44 Fog/Mist BKN008 11 11 100% 76.02 0.0
08 22:35 Calm 8.05 Fog/Mist BKN008 11 11 100% 76.05 0.0
08 22:15 Calm 6.44 Fog/Mist BKN007 12 12 100% 76.02 0.0
08 21:55 NW 9 4.83 Fog/Mist OVC006 12 12 100% 76.02 0.0
08 21:35 Calm 4.83 Fog/Mist BKN005 12 12 100% 76.02 0.0
08 21:15 N 6 4.83 Fog/Mist OVC006 13 13 100% 76.02 0.0
08 20:55 N 6 6.44 Fog/Mist OVC005 13 13 100% 76.02 0.0
08 20:35 N 6 6.44 Fog/Mist OVC005 13 13 100% 76.02 0.0
08 20:15 N 6 6.44 Fog/Mist SCT006 13 13 100% 76 0.0
08 19:55 Calm 6.44 Fog/Mist SCT005 13 13 100% 76 0.0
08 19:35 N 11 4.83 Fog/Mist OVC005 13 13 100% 76 0.0
08 19:15 NW 15 4.83 Fog/Mist SCT004 13 13 100% 75.97 0.0
08 18:55 NW 15 4.83 Fog/Mist CLR 14 14 100% 75.97 0.0
08 18:35 NW 15 6.44 Fog/Mist CLR 15 15 100% 75.97 0.0
08 18:15 N 19 8.05 Fog/Mist CLR 16 14 88% 75.97 0.0
08 17:55 NW 22 14.48 Fair CLR 17 12 73% 75.97 0.0
08 17:35 NW 15 14.48 Fair CLR 18 10 60% 75.97 0.0
08 17:15 NW 15 14.48 Fair CLR 18 10 60% 76 0.0
08 16:55 NW 9 14.48 Fair CLR 18 11 64% 76.02 0.0
08 16:35 NW 13 14.48 Fair CLR 18 12 68% 76.02 0.0
08 16:15 NW 15 11.27 Fair CLR 18 12 68% 76.05 0.0
08 15:55 NW 15 16.09 Fair CLR 18 12 68% 76.07 0.0
08 15:35 NW 15 14.48 Fair CLR 18 12 68% 76.1 0.0
08 15:15 NW 19 11.27 Fair CLR 17 13 77% 76.12 0.0
08 14:55 NW 20 12.87 Fair CLR 18 15 83% 76.12 0.0
08 14:35 NW 22 11.27 Fair CLR 18 13 73% 76.15 0.0
08 14:15 NW 11 11.27 Fair CLR 19 12 64% 76.15 0.0
08 13:55 NW 11 11.27 Fair CLR 19 13 68% 76.17 0.0
08 13:35 NW 11 11.27 NULL NULL 18 13 73% 76.2 0.0
08 13:15 W 9 11.27 Fair CLR 18 13 73% 76.2 0.0
08 12:55 W 11 11.27 Fair CLR 17 13 77% 76.23 0.0
08 12:35 W 9 14.48 Fair CLR 17 13 77% 76.25 0.0
08 12:15 W 9 12.87 Fair CLR 17 13 77% 76.25 0.0
08 11:55 Calm 14.48 Fair CLR 17 13 77% 76.28 0.0
08 11:35 W 9 12.87 Fair CLR 17 13 77% 76.3 0.0
08 11:15 W 7 9.66 Fair with Haze CLR 16 13 83% 76.33 0.0
08 10:55 W 7 9.66 Fair with Haze CLR 16 13 83% 76.35 0.0
08 10:35 NW 9 9.66 Fog/Mist CLR 16 14 88% 76.35 0.0
08 10:15 NW 13 9.66 Fog/Mist CLR 15 14 94% 76.35 0.0
08 09:55 NW 13 9.66 Fog/Mist CLR 15 14 94% 76.35 0.0
08 09:35 Calm 9.66 Fog/Mist CLR 15 13 88% 76.35 0.0
08 09:15 Calm 12.87 Fair CLR 14 13 94% 76.33 0.0
08 08:55 Calm 12.87 Fair CLR 13 13 100% 76.33 0.0
08 08:35 E 9 14.48 Fair CLR 11 11 100% 76.3 0.0
08 08:15 NE 6 14.48 Fair CLR 10 10 100% 76.33 0.0
08 07:55 Calm 12.87 Fair CLR 9 9 100% 76.33 0.0
08 07:35 Calm 12.87 Fair CLR 9 9 100% 76.3 0.0
08 07:15 NE 9 14.48 Fair CLR 9 9 100% 8 76.3 0.0
08 06:55 Calm 16.09 Fair CLR 9 9 100% 76.3 0.0
08 06:15 Calm 16.09 Fair CLR 10 10 100% 76.3 0.0
08 05:55 Calm 14.48 Fair CLR 9 9 100% 76.3 0.0
08 05:35 Calm 16.09 Fair CLR 9 9 100% 76.3 0.0
08 05:15 E 6 14.48 Fair CLR 8 8 100% 76.3 0.0
08 04:55 Calm 14.48 Fair CLR 11 11 100% 76.3 0.0
08 04:35 Calm 12.87 Fair CLR 10 10 100% 76.3 0.0
08 04:15 E 6 14.48 Fair CLR 8 8 100% 76.33 0.0
08 03:55 Calm 14.48 A Few Clouds FEW004 9 9 100% 76.33 0.0
Date Time (pdt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)