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.
21 14:35 NW 22 G 31 14.48 Mostly Cloudy BKN007 17 15 88% 76.4 0.0
21 14:15 NW 26 12.87 Mostly Cloudy BKN007 BKN011 17 15 88% 76.4 0.0
21 13:55 NW 24 G 35 14.48 Mostly Cloudy BKN010 17 15 88% 76.4 0.0
21 13:35 NW 24 14.48 Mostly Cloudy BKN010 17 15 88% 76.4 0.0
21 13:15 NW 26 14.48 Mostly Cloudy BKN010 17 15 88% 76.4 0.0
21 12:55 NW 24 14.48 Mostly Cloudy BKN011 18 16 88% 76.4 0.0
21 12:35 NW 20 14.48 Mostly Cloudy BKN011 18 16 88% 76.4 0.0
21 12:15 NW 22 12.87 Mostly Cloudy BKN010 17 16 94% 76.4 0.0
21 11:55 N 15 G 26 14.48 Mostly Cloudy BKN009 17 16 94% 76.43 0.0
21 11:35 N 19 14.48 Mostly Cloudy BKN009 BKN012 17 16 94% 76.43 0.0
21 11:15 NW 20 14.48 Mostly Cloudy BKN009 BKN012 17 16 94% 76.43 0.0
21 10:55 N 15 11.27 Mostly Cloudy BKN007 BKN011 16 16 100% 76.4 0.0
21 10:35 N 15 12.87 Mostly Cloudy BKN007 BKN011 16 16 100% 76.43 0.0
21 10:15 NW 19 12.87 Mostly Cloudy BKN007 BKN011 16 16 100% 76.4 0.0
21 09:55 N 15 11.27 Mostly Cloudy BKN008 BKN012 0 0 0% 76.4 0.0
21 09:35 N 17 6.44 Fog/Mist BKN006 BKN013 15 15 100% 76.38 0.0
21 09:15 NW 15 4.02 Fog/Mist OVC006 15 15 100% 76.38 0.0
21 08:55 N 15 4.02 Fog/Mist OVC006 15 15 100% 76.38 0.0
21 08:35 N 15 G 24 8.05 Fog/Mist OVC006 14 14 100% 76.38 0.0
21 08:15 N 17 4.83 Fog/Mist OVC006 14 14 100% 76.38 0.0
21 07:55 N 13 8.05 Fog/Mist OVC005 14 14 100% 76.38 0.0
21 07:35 N 11 2.82 Fog/Mist OVC004 14 14 100% 76.38 0.0
21 07:15 N 13 3.22 Fog/Mist OVC004 14 14 100% 76.35 0.0
21 06:55 N 13 2.82 Fog/Mist OVC004 14 14 100% 76.33 0.0
21 06:35 N 9 4.83 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 06:15 N 13 4.83 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 05:55 NW 13 6.44 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 05:35 NW 11 3.22 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 05:15 NW 11 4.83 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 04:55 NW 9 4.83 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 04:35 N 9 4.02 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 04:15 NW 7 4.83 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 03:55 NW 9 4.83 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 03:35 N 7 4.83 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 03:15 N 11 4.83 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 02:55 N 9 4.83 Fog/Mist OVC003 14 14 100% 76.3 0.0
21 02:35 N 7 4.02 Fog/Mist OVC004 14 14 100% 76.28 0.0
21 02:15 NW 13 4.02 Fog/Mist OVC003 14 14 100% 76.28 0.0
21 01:55 N 15 4.02 Fog/Mist OVC003 14 14 100% 76.28 0.0
21 01:35 NW 11 G 22 6.44 Overcast OVC004 0 0 0% 76.28 0.0
21 01:15 N 9 6.44 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 00:55 N 7 8.05 Fog/Mist OVC004 14 14 100% 76.3 0.0
21 00:35 N 11 11.27 Overcast OVC004 14 14 100% 76.3 0.0
21 00:15 N 11 4.83 Fog/Mist OVC003 14 14 100% 76.3 0.0
20 23:55 NW 15 6.44 Fog/Mist OVC004 14 14 100% 76.28 0.0
20 23:35 NW 13 4.83 Fog/Mist OVC004 14 14 100% 76.28 0.0
20 23:15 NW 17 6.44 Fog/Mist OVC004 14 14 100% 76.28 0.0
20 22:55 N 9 4.83 Overcast OVC005 0 0 0% 76.3 0.0
20 22:35 NW 17 8.05 Fog/Mist OVC005 14 14 100% 76.3 0.0
20 22:15 NW 13 G 22 4.02 Fog/Mist OVC005 14 14 100% 76.3 0.0
20 21:55 NW 15 6.44 Fog/Mist OVC005 14 14 100% 76.3 0.0
20 21:35 N 11 8.05 Fog/Mist OVC005 14 14 100% 76.28 0.0
20 21:15 NW 15 8.05 Fog/Mist OVC005 14 14 100% 76.28 0.0
20 20:55 NW 11 9.66 Fog/Mist OVC005 14 14 100% 76.25 0.0
20 20:35 NW 13 4.83 Fog/Mist OVC005 14 14 100% 76.25 0.0
20 20:15 N 13 G 22 8.05 Fog/Mist OVC005 14 14 100% 76.25 0.0
20 19:55 N 13 4.83 Fog/Mist OVC005 0 0 0% 76.23 0.0
20 19:35 NW 17 6.44 Fog/Mist OVC005 15 15 100% 76.2 0.0
20 19:15 NW 17 8.05 Fog/Mist NULL 15 15 100% 76.2 0.0
20 18:55 Calm 0.00 NULL NULL 15 15 100% 0 0.0
20 18:35 N 17 8.05 Fog/Mist OVC006 15 15 100% 76.2 0.0
20 18:15 NW 22 8.05 Fog/Mist OVC006 15 15 100% 76.2 0.0
20 17:55 NW 17 9.66 Fog/Mist OVC006 15 15 100% 76.23 0.0
20 17:35 NW 19 11.27 Overcast OVC006 16 15 94% 76.23 0.0
20 17:15 N 22 12.87 Overcast OVC007 16 15 94% 76.23 0.0
20 16:55 NW 20 12.87 Mostly Cloudy BKN007 BKN011 16 15 94% 76.23 0.0
20 16:35 NW 17 14.48 Mostly Cloudy BKN007 16 15 94% 76.25 0.0
20 16:15 NW 19 14.48 Mostly Cloudy BKN008 16 15 94% 76.25 0.0
20 15:55 NW 20 12.87 Mostly Cloudy BKN009 BKN013 16 15 94% 76.25 0.0
20 15:35 NW 17 14.48 Mostly Cloudy BKN009 BKN013 17 15 88% 76.28 0.0
20 15:15 NW 20 12.87 Mostly Cloudy BKN007 BKN013 17 15 88% 76.28 0.0
20 14:55 NW 22 14.48 A Few Clouds FEW010 17 15 88% 76.28 0.0
20 14:35 NW 20 14.48 A Few Clouds FEW010 17 15 88% 76.28 0.0
20 14:15 NW 22 14.48 Partly Cloudy SCT009 SCT013 18 15 83% 76.28 0.0
20 13:55 N 20 11.27 Partly Cloudy SCT007 SCT012 17 15 88% 76.25 0.0
20 13:35 NW 20 14.48 A Few Clouds FEW011 FEW017 17 15 88% 76.28 0.0
20 13:15 NW 17 G 26 14.48 Partly Cloudy SCT012 SCT017 17 15 88% 76.28 0.0
20 12:55 NW 19 14.48 Mostly Cloudy BKN011 17 15 88% 76.28 0.0
20 12:35 NW 15 16.09 Mostly Cloudy BKN012 17 15 88% 76.3 0.0
20 12:15 NW 11 14.48 Partly Cloudy SCT009 SCT013 16 15 94% 76.33 0.0
20 11:55 NW 17 14.48 Mostly Cloudy SCT007 BKN011 16 15 94% 76.33 0.0
20 11:35 NW 15 12.87 Mostly Cloudy BKN007 BKN012 16 15 94% 76.35 0.0
20 11:15 NW 13 9.66 Fog/Mist BKN007 16 16 100% 76.33 0.0
20 10:55 N 9 8.05 Fog/Mist BKN007 15 15 100% 76.33 0.0
20 10:35 N 11 11.27 Overcast BKN006 OVC009 15 15 100% 76.33 0.0
20 10:15 NW 11 4.83 Fog/Mist OVC006 15 15 100% 76.3 0.0
20 09:55 N 11 9.66 Fog/Mist BKN007 15 15 100% 76.3 0.0
20 09:35 N 13 14.48 Mostly Cloudy BKN007 BKN010 15 15 100% 76.3 0.0
20 09:15 NW 15 2.82 Fog/Mist OVC006 15 15 100% 76.28 0.0
20 08:55 NW 7 G 19 11.27 Overcast OVC006 15 15 100% 76.28 0.0
20 08:35 N 11 4.83 Fog/Mist OVC006 14 14 100% 76.28 0.0
20 08:15 N 7 14.48 Overcast OVC006 14 14 100% 76.25 0.0
20 07:55 NW 9 14.48 Overcast OVC006 14 14 100% 76.25 0.0
20 07:35 Vrbl 7 14.48 Overcast OVC006 14 14 100% 76.23 0.0
20 07:15 Calm 6.44 Fog/Mist OVC005 14 14 100% 76.23 0.0
20 06:55 Calm 4.83 Fog/Mist OVC005 13 13 100% 76.2 0.0
20 06:35 Calm 4.02 Fog/Mist OVC005 13 13 100% 76.2 0.0
20 06:15 Calm 3.22 Fog/Mist OVC005 13 13 100% 76.17 0.0
20 05:55 Calm 4.02 Fog/Mist OVC005 13 13 100% 76.17 0.0
20 05:35 Calm 12.87 Overcast OVC006 13 13 100% 76.17 0.0
20 05:15 Calm 16.09 Overcast OVC005 12 12 100% 76.15 0.0
20 04:55 Calm 8.05 Fog/Mist BKN003 OVC008 12 12 100% 76.15 0.0
20 04:15 E 6 4.83 Fog/Mist OVC004 13 13 100% 76.15 0.0
20 03:55 E 7 0.80 Fog/Mist OVC003 13 13 100% 76.15 0.0
20 03:35 Calm 0.80 Fog OVC003 13 13 100% 76.15 0.0
20 03:15 Calm 0.80 Fog OVC003 13 13 100% 76.15 0.0
20 02:55 E 6 1.61 Fog/Mist OVC002 13 13 100% 76.15 0.0
20 02:35 E 6 4.83 Fog/Mist OVC003 13 13 100% 76.12 0.0
20 02:15 Calm 0.40 Fog OVC002 13 13 100% 76.15 0.0
20 01:55 Calm 0.40 Fog OVC002 0 0 0% 76.15 0.0
20 01:35 Calm 0.80 Fog/Mist OVC002 13 13 100% 76.12 0.0
20 01:15 Calm 2.01 Fog/Mist OVC003 13 13 100% 76.12 0.0
20 00:55 E 7 2.41 Overcast OVC003 0 0 0% 76.15 0.0
20 00:35 Calm 2.82 Fog/Mist OVC003 13 13 100% 76.12 0.0
19 23:55 Calm 8.05 Fog/Mist NULL 14 14 100% 76.12 0.0
19 23:35 Calm 0.00 NULL NULL 0 0 0% 76.12 0.0
19 23:15 Calm 2.82 Overcast OVC004 0 0 0% 76.12 0.0
19 22:55 Calm 2.41 Fog/Mist OVC003 14 14 100% 76.15 0.0
19 22:35 Calm 2.41 Fog/Mist OVC003 14 14 100% 76.15 0.0
19 22:15 Calm 3.22 Fog/Mist OVC004 14 14 100% 76.15 0.0
19 21:55 Calm 4.83 Fog/Mist OVC004 14 14 100% 76.15 0.0
19 21:35 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.12 0.0
19 21:15 Calm 9.66 Fog/Mist OVC004 14 14 100% 76.12 0.0
19 20:55 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.12 0.0
19 20:35 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.1 0.0
19 20:15 Calm 9.66 Fog/Mist OVC004 14 14 100% 76.1 0.0
19 19:55 N 7 4.83 Fog/Mist OVC004 14 14 100% 76.1 0.0
19 19:35 NW 11 8.05 Fog/Mist OVC004 14 14 100% 76.1 0.0
19 19:15 NW 7 6.44 Fog/Mist OVC005 14 14 100% 76.1 0.0
19 18:35 NW 9 8.05 Fog/Mist OVC005 15 15 100% 76.1 0.0
19 18:15 NW 9 9.66 Fog/Mist OVC005 15 15 100% 76.07 0.0
19 17:55 NW 9 8.05 Fog/Mist OVC005 15 15 100% 76.07 0.0
19 17:35 NW 11 9.66 Fog/Mist OVC006 15 15 100% 76.1 0.0
19 17:15 NW 13 9.66 Fog/Mist OVC007 15 15 100% 76.1 0.0
19 16:55 NW 15 11.27 Overcast OVC007 16 15 94% 76.12 0.0
19 16:35 NW 13 8.05 Fog/Mist OVC007 16 15 94% 76.12 0.0
19 16:15 W 15 8.05 Fog/Mist BKN007 16 15 94% 76.12 0.0
19 15:55 NW 11 8.05 Fog/Mist BKN008 16 15 94% 76.12 0.0
19 15:35 NW 13 9.66 Fog/Mist BKN007 16 15 94% 76.12 0.0
19 15:15 NW 15 9.66 Fog/Mist SCT008 16 15 94% 76.12 0.0
19 14:55 NW 13 9.66 Partly Cloudy SCT007 0 0 0% 76.15 0.0
19 14:35 NW 13 11.27 A Few Clouds FEW009 16 15 94% 76.15 0.0
19 14:15 W 15 8.05 Fog/Mist FEW008 16 15 94% 76.15 0.0
19 13:55 W 13 9.66 Fog/Mist SCT007 16 15 94% 76.17 0.0
19 13:35 W 15 9.66 Fog/Mist SCT007 16 15 94% 76.17 0.0
19 13:15 W 13 9.66 Fog/Mist SCT007 16 15 94% 76.2 0.0
19 12:55 W 11 9.66 Fog/Mist BKN007 16 15 94% 76.2 0.0
19 12:35 SW 7 11.27 Mostly Cloudy BKN007 16 15 94% 76.23 0.0
19 12:15 Vrbl 11 11.27 Mostly Cloudy BKN007 16 15 94% 76.23 0.0
19 11:55 W 11 11.27 Mostly Cloudy BKN007 0 0 0% 76.23 0.0
19 11:35 W 11 11.27 Overcast OVC006 15 15 100% 76.2 0.0
19 11:15 Vrbl 9 8.05 Fog/Mist OVC005 15 15 100% 76.23 0.0
19 10:55 W 9 6.44 Fog/Mist OVC005 15 15 100% 76.2 0.0
19 10:35 SW 7 6.44 Fog/Mist OVC005 15 15 100% 76.23 0.0
19 10:15 SW 9 4.83 Fog/Mist OVC004 14 14 100% 76.23 0.0
19 09:55 SW 7 4.83 Overcast OVC004 0 0 0% 76.2 0.0
19 09:35 SW 7 4.83 Fog/Mist OVC003 14 14 100% 76.2 0.0
19 09:15 Calm 4.02 Fog/Mist OVC003 14 14 100% 76.2 0.0
19 08:55 S 7 6.44 Fog/Mist OVC004 14 14 100% 76.2 0.0
19 08:35 SE 6 6.44 Fog/Mist OVC004 14 14 100% 76.17 0.0
19 08:15 SE 6 6.44 Fog/Mist OVC004 14 14 100% 76.17 0.0
19 07:55 Calm 4.83 Fog/Mist OVC004 14 14 100% 76.15 0.0
19 07:35 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.17 0.0
19 07:15 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.15 0.0
19 06:55 W 7 6.44 Fog/Mist OVC004 14 14 100% 76.12 0.0
19 06:35 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.1 0.0
19 06:15 SW 7 8.05 Overcast OVC004 0 0 0% 76.12 0.0
19 05:55 Calm 9.66 Fog/Mist OVC005 14 14 100% 76.1 0.0
19 05:35 S 7 9.66 Fog/Mist OVC005 14 14 100% 76.12 0.0
19 05:15 Calm 4.83 Fog/Mist OVC004 14 14 100% 76.12 0.0
19 04:55 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.15 0.0
19 04:35 Calm 3.22 Fog/Mist OVC003 14 14 100% 76.15 0.0
19 04:15 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.15 0.0
19 03:55 Calm 6.44 Fog/Mist OVC003 14 14 100% 76.12 0.0
19 03:35 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.12 0.0
19 03:15 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.1 0.0
19 02:55 NW 7 3.22 Fog/Mist OVC003 14 14 100% 76.1 0.0
19 02:35 NE 7 2.82 Fog/Mist OVC003 14 14 100% 76.07 0.0
19 02:15 Calm 4.02 Fog/Mist OVC003 14 14 100% 76.12 0.0
19 01:55 NW 7 4.02 Fog/Mist OVC003 14 14 100% 76.15 0.0
19 01:35 Calm 4.02 Fog/Mist OVC003 14 14 100% 76.17 0.0
19 01:15 NW 7 3.22 Fog/Mist OVC003 14 14 100% 76.15 0.0
19 00:55 N 6 3.22 Fog/Mist OVC003 14 14 100% 76.17 0.0
19 00:35 NW 6 4.02 Fog/Mist OVC003 14 14 100% 76.17 0.0
19 00:15 N 7 4.02 Fog/Mist OVC003 14 14 100% 76.17 0.0
18 23:55 NW 7 3.22 Fog/Mist OVC003 14 14 100% 76.2 0.0
18 23:35 NE 6 3.22 Fog/Mist OVC003 14 14 100% 76.2 0.0
18 23:15 NW 9 3.22 Fog/Mist OVC003 14 14 100% 76.23 0.0
18 22:55 Calm 3.22 Fog/Mist OVC003 14 14 100% 76.23 0.0
18 22:35 NW 7 3.22 Fog/Mist OVC003 14 14 100% 76.23 0.0
18 22:15 N 9 3.22 Fog/Mist OVC003 14 14 100% 76.23 0.0
18 21:55 Vrbl 7 4.02 Fog/Mist OVC003 14 14 100% 76.23 0.0
18 21:35 NW 13 4.02 Fog/Mist OVC003 14 14 100% 76.23 0.0
18 21:15 NW 11 3.22 Fog/Mist OVC003 14 14 100% 76.25 0.0
18 20:55 N 7 4.83 Fog/Mist OVC003 14 14 100% 76.25 0.0
18 20:35 N 9 4.02 Fog/Mist OVC003 14 14 100% 76.23 0.0
18 20:15 NW 13 4.83 Fog/Mist OVC003 14 14 100% 76.25 0.0
18 19:55 NW 13 4.02 Fog/Mist OVC004 14 14 100% 76.23 0.0
18 19:35 N 7 4.83 Fog/Mist OVC004 14 14 100% 76.23 0.0
18 19:15 N 11 6.44 Fog/Mist OVC004 14 14 100% 76.25 0.0
18 18:55 NW 7 6.44 Fog/Mist OVC004 14 14 100% 76.25 0.0
18 18:35 NW 11 8.05 Fog/Mist OVC005 14 14 100% 76.25 0.0
18 18:15 NW 11 8.05 Fog/Mist OVC005 15 15 100% 76.25 0.0
18 17:55 NW 11 8.05 Fog/Mist OVC005 15 15 100% 76.25 0.0
18 17:35 NW 13 9.66 Overcast OVC006 0 0 0% 76.25 0.0
18 17:15 NW 15 9.66 Fog/Mist OVC006 15 15 100% 76.25 0.0
18 16:55 NW 11 9.66 Fog/Mist OVC006 15 15 100% 76.25 0.0
18 16:35 NW 13 11.27 Overcast OVC006 16 15 94% 76.28 0.0
18 16:15 NW 13 11.27 Overcast OVC007 0 0 0% 76.28 0.0
18 15:55 NW 13 11.27 Overcast OVC006 16 15 94% 76.28 0.0
18 15:35 NW 19 9.66 Fog/Mist BKN006 16 15 94% 76.28 0.0
18 15:15 W 17 11.27 A Few Clouds FEW008 17 15 88% 76.28 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)