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.
02 07:35 S 13 4.02 Fog/Mist OVC009 14 14 100% 76 0.0
02 07:15 SE 15 4.02 Fog/Mist OVC009 14 14 100% 75.97 0.0
02 06:35 S 11 4.02 Fog/Mist OVC008 13 13 100% 75.95 0.0
02 06:15 SE 9 4.83 Fog/Mist OVC009 13 13 100% 75.95 0.0
02 05:55 S 11 4.83 Fog/Mist OVC009 13 13 100% 75.95 0.0
02 05:35 S 9 6.44 Fog/Mist OVC009 13 13 100% 75.97 0.0
02 05:15 S 6 6.44 Fog/Mist OVC009 13 13 100% 75.95 0.0
02 04:35 Calm 4.83 Fog/Mist OVC010 13 13 100% 75.97 0.0
02 03:55 Calm 4.83 Fog/Mist OVC011 11 11 100% 75.97 0.0
02 03:35 Calm 6.44 Overcast OVC011 0 0 0% 75.97 0.0
02 03:15 Calm 4.83 Fog/Mist BKN011 10 10 100% 76 0.0
02 02:55 Calm 6.44 Fog/Mist BKN010 10 10 100% 76 0.0
02 02:35 Calm 4.83 Fog/Mist BKN010 10 10 100% 76 0.0
02 02:15 Calm 6.44 Fog/Mist SCT010 10 10 100% 76.02 0.0
02 01:55 Calm 6.44 Fog/Mist SCT009 10 10 100% 76.02 0.0
02 01:35 Calm 6.44 Fog/Mist FEW009 10 10 100% 76.02 0.0
02 01:15 Calm 6.44 Fog/Mist FEW009 11 11 100% 76.02 0.0
02 00:55 Calm 6.44 Fog/Mist CLR 11 11 100% 76.05 0.0
02 00:35 Calm 6.44 Fog/Mist CLR 11 11 100% 76.05 0.0
02 00:15 Calm 6.44 Fog/Mist CLR 12 12 100% 76.07 0.0
01 23:55 NE 6 6.44 Fog/Mist CLR 12 12 100% 76.05 0.0
01 23:35 Calm 6.44 Fog/Mist CLR 12 12 100% 76.07 0.0
01 23:15 Calm 8.05 Fog/Mist CLR 12 12 100% 76.07 0.0
01 22:55 Calm 6.44 Fair CLR 0 0 0% 76.07 0.0
01 22:15 Calm 6.44 Fog/Mist CLR 13 13 100% 76.1 0.0
01 21:55 Calm 4.83 Fog/Mist CLR 14 14 100% 76.07 0.0
01 21:35 Calm 4.83 Fog/Mist CLR 14 14 100% 76.07 0.0
01 21:15 Calm 4.83 Fair CLR 0 0 0% 76.05 0.0
01 20:55 Calm 4.83 Fog/Mist CLR 15 15 100% 76.05 0.0
01 20:35 W 6 4.02 Fog/Mist CLR 15 15 100% 76.05 0.0
01 20:15 NW 11 4.83 Fog/Mist CLR 15 15 100% 76.05 0.0
01 19:55 NW 9 4.83 Fog/Mist CLR 16 15 94% 76.05 0.0
01 19:35 W 11 6.44 Fog/Mist CLR 16 15 94% 76.05 0.0
01 19:15 NW 11 6.44 Fog/Mist CLR 17 15 88% 76.05 0.0
01 18:55 NW 11 6.44 Fair with Haze CLR 17 15 88% 76.07 0.0
01 18:35 NW 13 6.44 Fair with Haze CLR 17 14 83% 76.07 0.0
01 18:15 NW 11 G 22 6.44 Fair with Haze CLR 18 15 83% 76.07 0.0
01 17:55 NW 17 6.44 Fair with Haze CLR 17 15 88% 76.1 0.0
01 17:35 NW 15 6.44 Fair with Haze CLR 18 15 83% 76.1 0.0
01 17:15 NW 15 6.44 Fair with Haze CLR 18 15 83% 76.12 0.0
01 16:55 NW 15 6.44 Fair with Haze CLR 18 15 83% 76.12 0.0
01 16:35 NW 17 8.05 Fair with Haze CLR 18 15 83% 76.15 0.0
01 16:15 NW 20 8.05 Fair with Haze CLR 17 15 88% 76.15 0.0
01 15:55 W 19 8.05 Fair with Haze CLR 18 15 83% 76.17 0.0
01 15:35 NW 19 8.05 Fair with Haze CLR 18 15 83% 76.2 0.0
01 15:15 NW 19 8.05 Fair with Haze CLR 18 15 83% 76.2 0.0
01 14:35 NW 20 6.44 Fair with Haze CLR 18 15 83% 76.23 0.0
01 14:15 NW 20 8.05 Fair with Haze CLR 18 15 83% 76.25 0.0
01 13:55 NW 20 8.05 Fair with Haze CLR 18 15 83% 76.25 0.0
01 13:35 NW 19 8.05 Fair with Haze CLR 18 15 83% 76.25 0.0
01 13:15 NW 19 8.05 Fair with Haze CLR 17 15 88% 76.28 0.0
01 12:55 NW 19 8.05 Fair with Haze CLR 17 15 88% 76.28 0.0
01 12:35 W 13 8.05 Fair with Haze CLR 17 15 88% 76.3 0.0
01 12:15 W 13 6.44 Fair with Haze CLR 17 15 88% 76.33 0.0
01 11:55 NW 13 8.05 Fair with Haze CLR 17 14 83% 76.33 0.0
01 11:35 Vrbl 6 6.44 Fog/Mist CLR 17 15 88% 76.33 0.0
01 11:15 W 11 6.44 Fog/Mist CLR 16 15 94% 76.33 0.0
01 10:55 SW 9 6.44 Fog/Mist CLR 16 14 88% 76.33 0.0
01 10:35 Vrbl 6 8.05 Fog/Mist CLR 16 14 88% 76.33 0.0
01 10:15 S 11 8.05 Fog/Mist CLR 16 14 88% 76.33 0.0
01 09:55 Vrbl 9 6.44 Fog/Mist FEW009 15 14 94% 76.33 0.0
01 09:35 S 9 6.44 Fog/Mist SCT009 15 14 94% 76.33 0.0
01 09:15 W 9 6.44 Fog/Mist BKN009 15 14 94% 76.3 0.0
01 08:55 W 9 6.44 Fog/Mist SCT009 15 14 94% 76.3 0.0
01 08:35 W 9 4.83 Fog/Mist BKN008 14 14 100% 76.3 0.0
01 08:15 W 7 4.83 Fog/Mist OVC008 14 14 100% 76.28 0.0
01 07:55 W 7 4.83 Overcast OVC009 0 0 0% 76.28 0.0
01 07:35 NW 6 4.83 Fog/Mist OVC009 14 14 100% 76.28 0.0
01 07:15 Calm 4.83 Fog/Mist OVC009 14 14 100% 76.28 0.0
01 06:55 Calm 8.05 Fog/Mist OVC009 14 14 100% 76.28 0.0
01 06:35 Calm 6.44 Fog/Mist OVC008 14 14 100% 76.25 0.0
01 06:15 NW 9 8.05 Fog/Mist OVC008 14 14 100% 76.25 0.0
01 05:55 NW 9 8.05 Fog/Mist OVC008 14 14 100% 76.25 0.0
01 05:35 NW 7 8.05 Overcast OVC009 0 0 0% 76.25 0.0
01 05:15 NW 7 6.44 Fog/Mist OVC008 14 14 100% 76.25 0.0
01 04:55 Calm 6.44 Fog/Mist OVC008 14 14 100% 76.25 0.0
01 04:35 Calm 8.05 Fog/Mist OVC007 14 14 100% 76.28 0.0
01 04:15 Vrbl 6 8.05 Fog/Mist OVC007 14 14 100% 76.25 0.0
01 03:55 N 6 8.05 Fog/Mist OVC007 14 14 100% 76.28 0.0
01 03:35 N 7 8.05 Fog/Mist OVC007 14 14 100% 76.28 0.0
01 03:15 Calm 8.05 Fog/Mist OVC007 14 14 100% 76.28 0.0
01 02:55 Calm 8.05 Fog/Mist OVC007 14 14 100% 76.28 0.0
01 02:35 N 7 8.05 Fog/Mist OVC007 14 14 100% 76.3 0.0
01 01:55 N 13 G 24 8.05 Fog/Mist OVC007 15 15 100% 76.33 0.0
01 01:35 Calm 8.05 Fog/Mist NULL 15 15 100% 76.33 0.0
01 01:15 Calm 8.05 Overcast OVC008 0 0 0% 76.33 0.0
01 00:55 NW 15 8.05 Fog/Mist OVC008 15 15 100% 76.35 0.0
01 00:35 NW 17 8.05 Fog/Mist OVC008 15 15 100% 76.35 0.0
01 00:15 NW 15 8.05 Fog/Mist OVC008 15 15 100% 76.35 0.0
31 23:55 NW 17 8.05 Fog/Mist OVC009 15 15 100% 76.35 0.0
31 23:35 NW 17 8.05 Fog/Mist OVC009 15 15 100% 76.35 0.0
31 23:15 NW 13 G 26 8.05 Fog/Mist OVC009 15 15 100% 76.38 0.0
31 22:55 NW 15 8.05 Fog/Mist OVC009 15 15 100% 76.4 0.0
31 22:35 NW 17 G 31 9.66 Fog/Mist OVC009 15 15 100% 76.4 0.0
31 22:15 NW 15 8.05 Fog/Mist OVC009 15 15 100% 76.4 0.0
31 21:55 NW 15 G 28 9.66 Fog/Mist OVC009 16 15 94% 76.35 0.0
31 21:35 NW 17 G 31 9.66 Fog/Mist OVC009 16 15 94% 76.35 0.0
31 21:15 NW 19 G 28 8.05 Fog/Mist OVC009 16 15 94% 76.35 0.0
31 20:55 NW 19 8.05 Fog/Mist OVC009 16 15 94% 76.35 0.0
31 20:35 NW 17 8.05 Fog/Mist OVC009 16 15 94% 76.35 0.0
31 20:15 NW 17 6.44 Fog/Mist OVC010 16 15 94% 76.33 0.0
31 19:55 NW 15 6.44 Fog/Mist OVC010 16 15 94% 76.33 0.0
31 19:35 NW 15 6.44 Fog/Mist OVC011 16 15 94% 76.33 0.0
31 19:15 NW 15 8.05 Fog/Mist OVC011 16 15 94% 76.33 0.0
31 18:55 NW 15 8.05 Fog/Mist OVC012 16 15 94% 76.3 0.0
31 18:35 NW 19 8.05 Fog/Mist OVC013 17 15 88% 76.3 0.0
31 18:15 N 17 6.44 Fog/Mist OVC013 17 15 88% 76.3 0.0
31 17:55 N 19 8.05 Fog/Mist OVC013 17 15 88% 76.3 0.0
31 17:35 NW 24 8.05 Fog/Mist OVC013 17 15 88% 76.3 0.0
31 17:15 NW 19 6.44 Fog/Mist OVC013 17 15 88% 76.33 0.0
31 16:55 NW 19 G 30 8.05 Overcast OVC013 0 0 0% 76.33 0.0
31 16:35 NW 24 8.05 Fog/Mist OVC013 17 15 88% 76.33 0.0
31 16:15 N 22 8.05 Fog/Mist SCT013 17 15 88% 76.33 0.0
31 15:55 NW 24 8.05 Fair with Haze CLR 18 15 83% 76.33 0.0
31 15:35 NW 22 8.05 Fair CLR 0 0 0% 76.33 0.0
31 15:15 N 20 G 31 8.05 Fair with Haze CLR 18 15 83% 76.33 0.0
31 14:55 NW 28 G 37 8.05 Fair with Haze CLR 18 15 83% 76.33 0.0
31 14:35 NW 26 8.05 Fair with Haze CLR 18 15 83% 76.33 0.0
31 14:15 NW 26 8.05 A Few Clouds with Haze FEW013 18 15 83% 76.33 0.0
31 13:55 NW 26 8.05 Fair with Haze CLR 18 15 83% 76.35 0.0
31 13:35 NW 20 8.05 Fair with Haze CLR 17 15 88% 76.35 0.0
31 13:15 NW 26 8.05 Fair with Haze CLR 17 15 88% 76.35 0.0
31 12:55 NW 22 8.05 Fair with Haze CLR 18 15 83% 76.38 0.0
31 12:35 NW 15 8.05 Fair with Haze CLR 17 15 88% 76.38 0.0
31 12:15 NW 17 6.44 Haze NULL 17 14 83% 76.38 0.0
31 11:55 NW 15 0.00 NULL NULL 17 15 88% 76.38 0.0
31 11:35 W 15 6.44 Fog/Mist CLR 16 14 88% 76.38 0.0
31 11:15 W 15 6.44 Fog/Mist CLR 17 15 88% 76.38 0.0
31 10:55 W 11 6.44 Fog/Mist NULL 17 15 88% 76.35 0.0
31 10:35 NW 13 6.44 Fog/Mist NULL 17 15 88% 76.38 0.0
31 10:15 NW 15 8.05 Fog/Mist SCT013 16 14 88% 76.35 0.0
31 09:55 NW 11 6.44 Mostly Cloudy BKN013 0 0 0% 76.35 0.0
31 09:35 N 13 6.44 Fog/Mist SCT013 16 14 88% 76.33 0.0
31 09:15 NW 13 6.44 Fog/Mist BKN013 16 14 88% 76.35 0.0
31 08:55 NW 13 6.44 Fog/Mist BKN013 16 15 94% 76.33 0.0
31 08:35 NW 15 6.44 Fog/Mist BKN012 15 14 94% 76.33 0.0
31 08:15 N 17 6.44 Fog/Mist BKN012 15 14 94% 76.33 0.0
31 07:55 NW 9 6.44 Fog/Mist BKN011 15 14 94% 76.33 0.0
31 07:35 N 7 6.44 Fog/Mist BKN012 14 14 100% 76.33 0.0
31 07:15 Calm 6.44 Fog/Mist OVC011 14 14 100% 76.3 0.0
31 06:55 Calm 4.83 Fog/Mist OVC011 13 13 100% 76.3 0.0
31 06:35 Calm 4.83 Fog/Mist BKN009 13 13 100% 76.28 0.0
31 06:15 Vrbl 7 6.44 Fog/Mist OVC009 14 14 100% 76.25 0.0
31 05:55 N 6 8.05 Fog/Mist OVC009 14 14 100% 76.25 0.0
31 05:35 Calm 8.05 Fog/Mist OVC009 14 14 100% 76.25 0.0
31 05:15 N 9 8.05 Fog/Mist OVC009 14 14 100% 76.25 0.0
31 04:55 N 7 8.05 Fog/Mist OVC009 14 14 100% 76.23 0.0
31 04:35 N 9 8.05 Fog/Mist OVC009 14 14 100% 76.23 0.0
31 04:15 N 7 8.05 Fog/Mist OVC009 14 14 100% 76.23 0.0
31 03:55 NW 9 8.05 Fog/Mist OVC010 14 14 100% 76.23 0.0
31 03:35 N 7 8.05 Fog/Mist OVC011 14 14 100% 76.25 0.0
31 03:15 Calm 8.05 Fog/Mist OVC011 14 14 100% 76.25 0.0
31 02:55 Calm 8.05 Fog/Mist OVC012 14 14 100% 76.25 0.0
31 02:35 Calm 8.05 Fog/Mist OVC012 14 14 100% 76.25 0.0
31 02:15 Calm 8.05 Overcast OVC011 0 0 0% 76.25 0.0
31 01:55 Calm 8.05 Fog/Mist OVC011 14 14 100% 76.25 0.0
31 01:35 Calm 8.05 Fog/Mist OVC011 13 13 100% 76.25 0.0
31 01:15 Calm 8.05 Fog/Mist OVC012 13 13 100% 76.25 0.0
31 00:55 Calm 8.05 Fog/Mist OVC012 13 13 100% 76.25 0.0
31 00:15 Calm 8.05 Fog/Mist OVC013 13 13 100% 76.28 0.0
30 23:55 Calm 8.05 Fog/Mist OVC013 13 13 100% 76.28 0.0
30 23:35 Calm 8.05 Fog/Mist OVC013 14 14 100% 76.28 0.0
30 23:15 Calm 8.05 Fog/Mist OVC013 14 14 100% 76.28 0.0
30 22:55 Calm 8.05 Fog/Mist OVC013 14 14 100% 76.28 0.0
30 22:35 Calm 8.05 Fog/Mist OVC014 14 14 100% 76.28 0.0
30 22:15 Calm 8.05 Fog/Mist OVC014 14 14 100% 76.28 0.0
30 21:55 Calm 8.05 Fog/Mist OVC015 13 13 100% 76.28 0.0
30 21:35 Calm 8.05 Fog/Mist OVC014 13 13 100% 76.28 0.0
30 21:15 Calm 6.44 Fog/Mist BKN015 14 14 100% 76.25 0.0
30 20:55 NW 6 6.44 Fog/Mist FEW015 14 14 100% 76.25 0.0
30 20:35 NW 7 4.83 Fog/Mist CLR 15 14 94% 76.25 0.0
30 20:15 NW 11 4.83 Fog/Mist CLR 15 14 94% 76.25 0.0
30 19:55 NW 13 6.44 Fog/Mist CLR 16 14 88% 76.23 0.0
30 19:35 NW 17 6.44 Fog/Mist CLR 16 14 88% 76.25 0.0
30 19:15 NW 15 6.44 Fog/Mist CLR 16 15 94% 76.23 0.0
30 18:55 NW 15 6.44 Fog/Mist CLR 17 15 88% 76.23 0.0
30 18:35 NW 17 8.05 Fair CLR 0 0 0% 76.23 0.0
30 18:15 NW 15 8.05 A Few Clouds with Haze FEW014 0 0 0% 76.23 0.0
30 17:55 NW 19 G 28 8.05 Fair with Haze CLR 17 15 88% 76.23 0.0
30 17:35 NW 17 8.05 A Few Clouds with Haze FEW015 17 15 88% 76.23 0.0
30 17:15 NW 19 G 30 8.05 A Few Clouds with Haze FEW015 17 15 88% 76.23 0.0
30 16:55 N 22 8.05 A Few Clouds with Haze FEW014 18 15 83% 76.23 0.0
30 16:35 NW 17 G 28 8.05 A Few Clouds with Haze FEW013 18 15 83% 76.23 0.0
30 16:15 NW 19 G 28 8.05 A Few Clouds with Haze FEW013 17 15 88% 76.23 0.0
30 15:55 NW 22 8.05 A Few Clouds with Haze FEW013 18 15 83% 76.23 0.0
30 15:35 N 20 8.05 Fair with Haze CLR 18 15 83% 76.23 0.0
30 15:15 NW 20 8.05 Fair with Haze CLR 18 15 83% 76.23 0.0
30 14:55 NW 15 8.05 Fair with Haze CLR 18 15 83% 76.23 0.0
30 14:35 NW 17 6.44 A Few Clouds FEW013 0 0 0% 76.25 0.0
30 14:15 NW 15 8.05 Fair with Haze CLR 18 15 83% 76.25 0.0
30 13:55 NW 15 G 26 8.05 Fair with Haze CLR 18 15 83% 76.25 0.0
30 13:35 W 17 8.05 Fair with Haze CLR 18 15 83% 76.25 0.0
30 13:15 NW 13 G 24 8.05 Fair with Haze CLR 18 15 83% 76.25 0.0
30 12:55 NW 17 8.05 Partly Cloudy with Haze SCT013 18 15 83% 76.23 0.0
30 12:35 W 15 6.44 Fog/Mist OVC013 17 15 88% 76.25 0.0
30 12:15 Vrbl 11 G 20 8.05 Fog/Mist OVC013 17 15 88% 76.25 0.0
30 11:55 Vrbl 9 8.05 Fog/Mist BKN013 17 15 88% 76.25 0.0
30 11:35 NW 9 G 20 8.05 A Few Clouds with Haze FEW013 17 15 88% 76.28 0.0
30 11:15 W 17 6.44 Fair CLR 0 0 0% 76.25 0.0
30 10:55 W 13 6.44 Fog/Mist CLR 17 15 88% 76.23 0.0
30 10:35 W 13 6.44 Fair CLR 0 0 0% 76.23 0.0
30 10:15 W 15 6.44 Fog/Mist CLR 16 15 94% 76.2 0.0
30 09:55 W 11 6.44 Fog/Mist CLR 16 15 94% 76.2 0.0
30 09:35 W 13 6.44 Fog/Mist CLR 16 15 94% 76.2 0.0
30 09:15 W 13 6.44 Fog/Mist CLR 16 15 94% 76.17 0.0
30 08:55 W 7 6.44 Fog/Mist FEW012 16 15 94% 76.17 0.0
30 08:35 Calm 6.44 Fog/Mist FEW012 15 15 100% 76.17 0.0
30 08:15 Calm 6.44 Mostly Cloudy BKN011 0 0 0% 76.17 0.0
30 07:55 Calm 4.83 Fog/Mist BKN011 15 15 100% 76.17 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)