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.
05 17:55 NW 22 4.83 Fair with Haze CLR 15 11 77% 75.84 0.0
05 17:35 NW 26 6.44 Fair with Haze CLR 15 11 77% 75.84 0.0
05 17:15 NW 30 6.44 Fair with Haze CLR 15 11 77% 75.84 0.0
05 16:55 NW 28 6.44 Fair with Haze CLR 15 11 77% 75.84 0.0
05 16:35 NW 26 6.44 Fair with Haze CLR 16 11 72% 75.84 0.0
05 16:15 NW 24 6.44 Fair with Haze CLR 16 11 72% 75.87 0.0
05 15:55 NW 22 6.44 Fair with Haze CLR 15 10 72% 75.87 0.0
05 15:35 NW 19 6.44 Fair with Haze CLR 16 11 72% 75.87 0.0
05 15:15 NW 20 6.44 Fair with Haze CLR 16 11 72% 75.87 0.0
05 14:55 NW 19 6.44 Fair with Haze CLR 0 0 0% 75.87 0.0
05 14:35 NW 20 G 31 6.44 Fair with Haze CLR 16 11 72% 75.87 0.0
05 14:15 NW 22 6.44 Fair with Haze CLR 16 11 72% 75.87 0.0
05 13:55 NW 22 6.44 Fair with Haze CLR 16 11 72% 75.9 0.0
05 13:35 NW 19 G 28 6.44 Fair with Haze CLR 16 12 77% 75.9 0.0
05 13:15 NW 20 6.44 Fair with Haze CLR 16 12 77% 75.9 0.0
05 12:55 NW 22 6.44 Fair with Haze CLR 15 11 77% 75.92 0.0
05 12:35 NW 17 6.44 Fair with Haze CLR 15 11 77% 75.92 0.0
05 12:15 W 15 6.44 Fair with Haze CLR 14 11 82% 75.92 0.0
05 11:55 W 15 6.44 Fair with Haze CLR 15 11 77% 75.92 0.0
05 11:35 W 13 6.44 Fair with Haze CLR 15 11 77% 75.92 0.0
05 11:15 NW 15 6.44 Fair with Haze CLR 15 11 77% 75.95 0.0
05 10:55 NW 17 6.44 Fair with Haze CLR 15 11 77% 75.92 0.0
05 10:35 NW 15 6.44 Fair with Haze CLR 14 11 82% 75.92 0.0
05 10:15 NW 17 4.83 Fair with Haze CLR 14 11 82% 75.92 0.0
05 09:55 NW 17 4.83 Fair with Haze CLR 14 11 82% 75.92 0.0
05 09:35 NW 13 4.83 Fair with Haze CLR 14 11 82% 75.95 0.0
05 09:15 W 13 4.83 Fair with Haze CLR 13 11 88% 75.95 0.0
05 08:55 NW 11 4.83 Fog/Mist CLR 13 11 88% 75.95 0.0
05 08:35 Vrbl 11 4.83 Fog/Mist CLR 13 11 88% 75.95 0.0
05 08:15 N 9 4.83 Fog/Mist CLR 12 11 94% 75.95 0.0
05 07:55 N 7 4.02 Fog/Mist FEW015 12 11 94% 75.95 0.0
05 07:35 Calm 4.83 Fog/Mist FEW013 11 11 100% 75.95 0.0
05 07:15 Calm 4.83 Fog/Mist BKN013 10 10 100% 75.95 0.0
05 06:55 Calm 4.83 Fog/Mist BKN013 9 9 100% 75.92 0.0
05 06:15 Calm 4.83 Fog/Mist BKN013 7 7 100% 75.9 0.0
05 05:55 Calm 4.83 Fog/Mist SCT013 7 7 100% 75.9 0.0
05 05:35 Calm 6.44 Fog/Mist FEW013 7 7 100% 75.87 0.0
05 05:15 Calm 6.44 Fog/Mist FEW013 7 7 100% 75.87 0.0
05 04:55 Calm 6.44 Fog/Mist FEW013 7 7 100% 75.9 0.0
05 04:35 Calm 6.44 Fog/Mist CLR 7 7 100% 75.9 0.0
05 04:15 Calm 6.44 Fog/Mist CLR 7 7 100% 75.9 0.0
05 03:35 Calm 6.44 Fog/Mist SCT014 8 8 100% 75.92 0.0
05 03:15 Calm 6.44 Fog/Mist BKN013 8 8 100% 75.95 0.0
05 02:55 E 6 6.44 Fog/Mist SCT013 8 8 100% 75.95 0.0
05 02:35 Calm 6.44 Fog/Mist SCT013 8 8 100% 75.95 0.0
05 02:15 Calm 6.44 Fog/Mist SCT013 8 8 100% 75.97 0.0
05 01:55 Calm 6.44 Fog/Mist CLR 8 8 100% 75.97 0.0
05 01:35 Calm 6.44 Fog/Mist SCT013 SCT018 8 8 100% 75.97 0.0
05 01:15 Calm 6.44 Fog/Mist BKN013 9 9 100% 75.97 0.0
05 00:55 Calm 6.44 Fog/Mist BKN013 9 9 100% 76 0.0
05 00:35 Calm 6.44 Fog/Mist SCT013 9 9 100% 76 0.0
05 00:15 Calm 6.44 Fog/Mist SCT013 9 9 100% 76 0.0
04 23:55 Calm 6.44 Fog/Mist SCT013 10 10 100% 76 0.0
04 23:35 Calm 8.05 Fog/Mist FEW014 9 9 100% 76.02 0.0
04 23:15 Calm 6.44 Fog/Mist CLR 10 10 100% 76.02 0.0
04 22:55 Calm 6.44 Fog/Mist FEW015 10 9 94% 76.02 0.0
04 22:35 Calm 6.44 Fog/Mist CLR 10 10 100% 76.02 0.0
04 22:15 Calm 6.44 Fog/Mist FEW003 10 10 100% 76.05 0.0
04 21:55 Calm 6.44 Fog/Mist SCT003 SCT015 11 10 94% 76.02 0.0
04 21:35 Calm 6.44 Fog/Mist CLR 11 10 94% 76.02 0.0
04 21:15 Calm 4.02 Fog/Mist CLR 11 11 100% 76.02 0.0
04 20:55 Calm 2.01 Fog/Mist CLR 11 11 100% 76 0.0
04 20:35 W 6 2.01 Fog/Mist CLR 11 11 100% 76 0.0
04 20:15 Calm 4.02 Fog/Mist CLR 12 11 94% 76 0.0
04 19:55 W 7 4.83 Fog/Mist CLR 13 11 88% 76.02 0.0
04 19:35 NW 11 4.83 Fog/Mist CLR 13 11 88% 76.02 0.0
04 19:15 NW 13 4.83 Fair with Haze CLR 13 11 88% 76.02 0.0
04 18:55 NW 15 4.83 Fair with Haze CLR 14 11 82% 76.02 0.0
04 18:35 NW 17 4.83 Fair with Haze CLR 14 11 82% 76.02 0.0
04 18:15 N 17 G 30 4.83 Fair with Haze CLR 14 11 82% 76.05 0.0
04 17:55 N 19 4.83 Fair with Haze CLR 14 11 82% 76.05 0.0
04 17:35 NW 20 G 30 4.83 Fair with Haze CLR 14 12 88% 76.07 0.0
04 17:15 NW 20 4.83 A Few Clouds with Haze FEW014 14 12 88% 76.07 0.0
04 16:55 NW 22 4.83 Partly Cloudy with Haze SCT014 15 12 82% 76.1 0.0
04 16:35 NW 22 4.83 Mostly Cloudy with Haze BKN013 14 12 88% 76.07 0.0
04 16:15 NW 26 4.83 Mostly Cloudy with Haze BKN013 15 12 82% 76.1 0.0
04 15:55 NW 24 G 33 4.83 Overcast with Haze OVC013 15 12 82% 76.1 0.0
04 15:35 NW 26 4.83 Overcast with Haze OVC013 15 12 82% 76.1 0.0
04 15:15 NW 26 4.83 Mostly Cloudy with Haze BKN013 15 12 82% 76.12 0.0
04 14:55 NW 24 4.83 Mostly Cloudy with Haze BKN013 15 12 82% 76.12 0.0
04 14:35 NW 24 6.44 Mostly Cloudy with Haze BKN013 15 12 82% 76.12 0.0
04 14:15 NW 24 G 35 4.83 A Few Clouds with Haze FEW013 15 12 82% 76.15 0.0
04 13:55 NW 24 4.83 Fair with Haze CLR 15 12 82% 76.15 0.0
04 13:35 NW 24 4.83 A Few Clouds with Haze FEW013 15 13 88% 76.15 0.0
04 13:15 NW 22 4.83 Fog/Mist CLR 15 12 82% 76.15 0.0
04 12:55 NW 26 4.83 Fair with Haze CLR 15 12 82% 76.15 0.0
04 12:35 NW 24 6.44 Fog/Mist CLR 15 13 88% 76.15 0.0
04 12:15 NW 22 4.83 Fair with Haze CLR 15 12 82% 76.15 0.0
04 11:55 NW 20 4.83 Fair with Haze CLR 15 12 82% 76.17 0.0
04 11:35 NW 19 4.83 Fog/Mist CLR 15 12 82% 76.17 0.0
04 11:15 NW 20 4.83 Fog/Mist CLR 14 12 88% 76.17 0.0
04 10:55 NW 22 4.83 Fog/Mist CLR 14 12 88% 76.15 0.0
04 10:35 N 19 4.83 Fog/Mist BKN013 14 12 88% 76.15 0.0
04 10:15 NW 19 4.83 Fog/Mist OVC013 13 12 94% 76.17 0.0
04 09:55 NW 13 4.83 Fog/Mist OVC013 13 12 94% 76.17 0.0
04 09:35 NW 17 4.83 Fog/Mist OVC013 13 12 94% 76.17 0.0
04 09:15 NW 17 4.83 Fog/Mist BKN013 13 12 94% 76.17 0.0
04 08:55 N 11 4.83 Fog/Mist BKN013 13 12 94% 76.17 0.0
04 08:35 N 17 4.83 Fog/Mist BKN013 12 12 100% 76.17 0.0
04 08:15 N 15 4.83 Fog/Mist OVC013 12 12 100% 76.15 0.0
04 07:55 N 13 4.83 Fog/Mist BKN013 12 12 100% 76.17 0.0
04 07:35 N 15 4.83 Fog/Mist SCT011 13 12 94% 76.15 0.0
04 07:15 NW 11 4.83 Fog/Mist BKN011 12 12 100% 76.15 0.0
04 06:55 NW 11 4.83 Fog/Mist OVC011 12 12 100% 76.15 0.0
04 06:35 NW 9 4.83 Fog/Mist OVC011 12 12 100% 76.15 0.0
04 06:15 NW 15 4.83 Fog/Mist OVC011 12 12 100% 76.15 0.0
04 05:55 NW 9 4.83 Fog/Mist OVC010 12 12 100% 76.15 0.0
04 05:35 NW 13 4.83 Fog/Mist OVC010 12 12 100% 76.15 0.0
04 05:15 NW 11 6.44 Fog/Mist OVC009 12 12 100% 76.15 0.0
04 04:55 NW 17 6.44 Fog/Mist OVC008 12 12 100% 76.12 0.0
04 04:35 NW 17 6.44 Fog/Mist OVC008 12 12 100% 76.15 0.0
04 04:15 NW 19 6.44 Fog/Mist OVC008 12 12 100% 76.15 0.0
04 03:55 NW 17 6.44 Fog/Mist OVC008 12 12 100% 76.15 0.0
04 03:35 N 17 6.44 Fog/Mist OVC007 12 12 100% 76.17 0.0
04 03:15 NW 15 6.44 Fog/Mist OVC007 12 12 100% 76.17 0.0
04 02:55 NW 19 6.44 Fog/Mist OVC007 12 12 100% 76.17 0.0
04 02:35 N 11 G 22 6.44 Fog/Mist OVC006 12 12 100% 76.17 0.0
04 02:15 NW 19 6.44 Fog/Mist OVC006 12 12 100% 76.2 0.0
04 01:55 N 15 G 26 6.44 Fog/Mist OVC006 12 12 100% 76.2 0.0
04 01:35 N 13 6.44 Fog/Mist OVC006 12 12 100% 76.23 0.0
04 01:15 NW 19 6.44 Fog/Mist OVC005 12 12 100% 76.25 0.0
04 00:55 NW 19 4.83 Fog/Mist OVC003 12 12 100% 76.25 0.0
04 00:35 NW 20 1.61 Fog/Mist OVC002 12 12 100% 76.28 0.0
04 00:15 NW 19 2.01 Fog/Mist OVC002 12 12 100% 76.28 0.0
03 23:55 NW 19 G 33 2.82 Fog/Mist OVC003 12 12 100% 76.3 0.0
03 23:35 N 11 G 26 2.82 Fog/Mist OVC003 12 12 100% 76.3 0.0
03 23:15 N 26 4.83 Fog/Mist OVC003 12 12 100% 76.3 0.0
03 22:55 NW 28 G 37 6.44 Fog/Mist OVC003 13 13 100% 76.3 0.0
03 22:35 NW 19 G 33 8.05 Fog/Mist OVC004 13 13 100% 76.33 0.0
03 22:15 N 22 G 35 8.05 Fog/Mist OVC004 13 13 100% 76.33 0.0
03 21:55 N 24 G 41 9.66 Fog/Mist OVC004 13 13 100% 76.33 0.0
03 21:35 N 24 9.66 Fog/Mist OVC004 13 13 100% 76.33 0.0
03 21:15 NW 24 G 35 11.27 Overcast OVC005 13 13 100% 76.3 0.0
03 20:55 N 24 11.27 Overcast OVC005 0 0 0% 76.3 0.0
03 20:35 NW 20 8.05 Fog/Mist OVC008 14 14 100% 76.3 0.0
03 20:15 N 19 G 28 8.05 Fog/Mist OVC007 14 14 100% 76.3 0.0
03 19:55 N 15 8.05 Fog/Mist OVC006 14 14 100% 76.3 0.0
03 19:35 N 17 8.05 Fog/Mist OVC006 14 14 100% 76.3 0.0
03 19:15 N 17 G 28 6.44 Fog/Mist OVC006 14 14 100% 76.33 0.0
03 18:55 N 17 G 31 8.05 Fog/Mist OVC007 15 14 94% 76.33 0.0
03 18:35 NW 24 G 33 8.05 Fog/Mist BKN008 OVC013 15 14 94% 76.3 0.0
03 18:15 N 28 9.66 Fog/Mist OVC012 16 14 88% 76.3 0.0
03 17:55 N 30 G 43 9.66 Mostly Cloudy with Haze BKN014 16 13 83% 76.3 0.0
03 17:35 N 28 G 37 9.66 Fair with Haze CLR 17 13 77% 76.33 0.0
03 17:15 NW 30 G 43 9.66 Fair with Haze CLR 17 12 73% 76.33 0.0
03 16:55 N 28 G 39 11.27 Fair CLR 17 12 73% 76.33 0.0
03 16:35 N 28 G 41 11.27 Fair CLR 17 10 64% 76.33 0.0
03 16:15 N 28 11.27 Fair CLR 17 10 64% 76.33 0.0
03 15:55 NW 24 G 35 11.27 Fair CLR 17 10 64% 76.33 0.0
03 15:35 NW 26 G 35 11.27 Fair CLR 17 10 64% 76.33 0.0
03 15:15 NW 28 11.27 Fair CLR 17 9 60% 76.35 0.0
03 14:55 N 22 11.27 Fair CLR 17 10 64% 76.35 0.0
03 14:35 NW 20 G 33 11.27 Fair CLR 17 10 64% 76.38 0.0
03 14:15 NW 22 G 31 11.27 Fair CLR 0 0 0% 76.38 0.0
03 13:55 NW 26 11.27 Fair CLR 17 11 68% 76.4 0.0
03 13:35 NW 22 G 33 11.27 Fair CLR 0 0 0% 76.43 0.0
03 13:15 NW 24 9.66 Fair with Haze CLR 16 11 72% 76.43 0.0
03 12:55 NW 26 11.27 Fair CLR 16 11 72% 76.43 0.0
03 12:35 NW 17 9.66 Fair with Haze CLR 16 12 77% 76.45 0.0
03 12:15 NW 20 9.66 Fair with Haze CLR 15 13 88% 76.45 0.0
03 11:55 NW 17 G 28 8.05 A Few Clouds with Haze FEW013 15 13 88% 76.45 0.0
03 11:35 N 19 8.05 Fog/Mist BKN013 15 13 88% 76.45 0.0
03 11:15 NW 20 8.05 Fog/Mist SCT013 15 13 88% 76.43 0.0
03 10:55 NW 19 8.05 Fog/Mist FEW013 14 13 94% 76.43 0.0
03 10:35 NW 19 8.05 Fog/Mist FEW013 14 13 94% 76.43 0.0
03 10:15 NW 17 9.66 Fog/Mist SCT013 14 13 94% 76.43 0.0
03 09:55 NW 15 8.05 Fog/Mist BKN013 14 12 88% 76.43 0.0
03 09:35 NW 15 8.05 Fog/Mist OVC013 14 12 88% 76.43 0.0
03 09:15 Vrbl 7 6.44 Fog/Mist SCT013 13 13 100% 76.43 0.0
03 08:55 N 6 8.05 Fog/Mist SCT008 BKN013 13 12 94% 76.4 0.0
03 08:35 Vrbl 7 8.05 Fog/Mist BKN008 12 12 100% 76.4 0.0
03 08:15 NW 6 6.44 Fog/Mist BKN007 BKN013 12 12 100% 76.4 0.0
03 07:55 N 7 8.05 Fog/Mist BKN007 BKN013 12 12 100% 76.4 0.0
03 07:35 NW 6 8.05 Fog/Mist OVC007 12 12 100% 76.38 0.0
03 07:15 N 11 6.44 Fog/Mist OVC006 12 12 100% 76.38 0.0
03 06:55 N 15 8.05 Overcast OVC006 0 0 0% 76.35 0.0
03 06:35 NW 11 6.44 Fog/Mist OVC007 12 12 100% 76.33 0.0
03 06:15 Vrbl 11 6.44 Fog/Mist OVC006 12 12 100% 76.33 0.0
03 05:55 N 11 8.05 Fog/Mist OVC007 12 12 100% 76.33 0.0
03 05:35 NW 15 9.66 Fog/Mist OVC007 12 12 100% 76.33 0.0
03 05:15 NW 13 9.66 Fog/Mist OVC008 12 12 100% 76.33 0.0
03 04:55 N 11 8.05 Fog/Mist OVC008 12 12 100% 76.33 0.0
03 04:35 NW 9 9.66 Fog/Mist OVC007 12 12 100% 76.35 0.0
03 04:15 NW 11 8.05 Fog/Mist OVC008 12 12 100% 76.35 0.0
03 03:55 N 13 9.66 Fog/Mist OVC008 12 12 100% 76.35 0.0
03 03:35 N 9 8.05 Fog/Mist OVC008 12 12 100% 76.35 0.0
03 03:15 N 11 8.05 Fog/Mist OVC009 12 12 100% 76.38 0.0
03 02:35 NW 15 8.05 Fog/Mist OVC010 12 12 100% 76.4 0.0
03 02:15 N 11 9.66 Fog/Mist OVC010 12 12 100% 76.38 0.0
03 01:55 N 11 8.05 Fog/Mist OVC009 12 12 100% 76.38 0.0
03 01:35 NW 9 9.66 Fog/Mist OVC009 12 12 100% 76.4 0.0
03 01:15 NW 13 8.05 Fog/Mist OVC010 13 12 94% 76.4 0.0
03 00:55 NW 11 8.05 Fog/Mist OVC011 13 12 94% 76.4 0.0
03 00:35 N 11 8.05 Fog/Mist OVC011 13 12 94% 76.4 0.0
03 00:15 NW 11 9.66 Fog/Mist OVC011 13 12 94% 76.43 0.0
02 23:55 NW 13 8.05 Fog/Mist OVC010 13 12 94% 76.4 0.0
02 23:35 NW 15 8.05 Fog/Mist OVC010 13 13 100% 76.43 0.0
02 23:15 N 15 8.05 Fog/Mist OVC011 13 12 94% 76.43 0.0
02 22:55 NW 15 8.05 Fog/Mist OVC011 13 13 100% 76.43 0.0
02 22:35 NW 17 8.05 Fog/Mist OVC010 13 13 100% 76.43 0.0
02 22:15 NW 13 8.05 Fog/Mist OVC010 13 13 100% 76.43 0.0
02 21:55 NW 11 8.05 Fog/Mist OVC011 13 13 100% 76.43 0.0
02 21:35 NW 11 8.05 Fog/Mist OVC011 13 13 100% 76.4 0.0
02 21:15 NW 11 8.05 Fog/Mist OVC010 13 13 100% 76.4 0.0
02 20:55 NW 9 8.05 Fog/Mist OVC009 13 13 100% 76.4 0.0
02 20:35 NW 13 6.44 Overcast OVC009 0 0 0% 76.4 0.0
02 20:15 NW 13 4.83 Fog/Mist OVC007 13 13 100% 76.4 0.0
02 19:35 NW 13 6.44 Fog/Mist OVC007 12 12 100% 76.4 0.0
02 19:15 NW 15 8.05 Fog/Mist OVC007 12 12 100% 76.38 0.0
02 18:55 NW 13 8.05 Fog/Mist OVC007 13 13 100% 76.38 0.0
02 18:35 NW 15 6.44 Fog/Mist OVC007 13 13 100% 76.35 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)