National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
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.
27 23:35 NW 17 8.05 Fog/Mist OVC015 14 13 94% 76.12 0.0
27 23:15 NW 15 8.05 Fog/Mist OVC016 14 13 94% 76.15 0.0
27 22:55 NW 13 G 26 9.66 Fog/Mist OVC016 14 13 94% 76.15 0.0
27 22:35 NW 17 G 28 8.05 Fog/Mist NULL 14 13 94% 76.15 0.0
27 22:15 NW 19 0.00 NULL NULL 0 0 0% 76.15 0.0
27 21:55 NW 17 G 26 6.44 Fog/Mist BKN015 14 13 94% 76.15 0.0
27 21:35 NW 20 6.44 Fog/Mist BKN015 14 13 94% 76.15 0.0
27 21:15 NW 19 6.44 Fog/Mist BKN016 14 13 94% 76.15 0.0
27 20:55 NW 19 6.44 Fog/Mist NULL 14 13 94% 76.17 0.0
27 20:15 NW 19 8.05 Fog/Mist FEW018 14 13 94% 76.17 0.0
27 19:55 NW 20 8.05 Fog/Mist FEW018 14 13 94% 76.17 0.0
27 19:35 NW 20 8.05 Fog/Mist BKN018 15 12 82% 76.17 0.0
27 19:15 NW 19 9.66 Mostly Cloudy with Haze BKN019 15 13 88% 76.2 0.0
27 18:55 NW 22 9.66 Partly Cloudy with Haze SCT018 15 12 82% 76.2 0.0
27 18:35 NW 20 9.66 Mostly Cloudy with Haze BKN019 16 13 83% 76.2 0.0
27 18:15 NW 26 9.66 Mostly Cloudy with Haze BKN019 16 13 83% 76.2 0.0
27 17:55 NW 26 11.27 Mostly Cloudy BKN020 0 0 0% 76.23 0.0
27 17:35 NW 22 G 33 11.27 A Few Clouds FEW020 17 13 77% 76.25 0.0
27 17:15 NW 26 12.87 A Few Clouds FEW019 17 12 73% 76.25 0.0
27 16:55 NW 22 G 33 11.27 Partly Cloudy SCT019 17 13 77% 76.25 0.0
27 16:35 NW 28 11.27 Partly Cloudy SCT017 17 13 77% 76.28 0.0
27 16:15 NW 24 12.87 Partly Cloudy SCT016 17 13 77% 76.28 0.0
27 15:55 NW 30 11.27 Fair CLR 17 13 77% 76.28 0.0
27 15:35 NW 28 G 37 9.66 Fair CLR 0 0 0% 76.28 0.0
27 15:15 NW 28 G 37 11.27 Fair CLR 17 13 77% 76.3 0.0
27 14:55 NW 31 11.27 A Few Clouds FEW018 17 13 77% 76.3 0.0
27 14:35 NW 28 11.27 Partly Cloudy SCT018 17 13 77% 76.3 0.0
27 14:15 NW 26 11.27 Mostly Cloudy BKN018 0 0 0% 76.3 0.0
27 13:55 NW 26 12.87 Partly Cloudy SCT018 17 13 77% 76.33 0.0
27 13:35 NW 22 G 31 14.48 Partly Cloudy SCT018 17 13 77% 76.33 0.0
27 13:15 NW 20 14.48 A Few Clouds FEW017 17 13 77% 76.3 0.0
27 12:55 NW 17 12.87 A Few Clouds FEW016 17 14 83% 76.3 0.0
27 12:35 NW 15 12.87 A Few Clouds FEW014 16 14 88% 76.33 0.0
27 12:15 NW 19 11.27 A Few Clouds FEW015 16 14 88% 76.33 0.0
27 11:55 NW 22 12.87 Fair CLR 16 14 88% 76.3 0.0
27 11:35 NW 17 G 30 12.87 Fair CLR 17 14 83% 76.3 0.0
27 11:15 NW 22 11.27 Fair CLR 16 14 88% 76.3 0.0
27 10:55 NW 22 11.27 Partly Cloudy SCT035 16 14 88% 76.3 0.0
27 10:35 NW 19 G 31 12.87 Overcast OVC034 16 14 88% 76.3 0.0
27 10:15 NW 22 G 31 11.27 Overcast OVC034 16 14 88% 76.3 0.0
27 09:55 NW 17 G 26 12.87 Overcast OVC034 0 0 0% 76.3 0.0
27 09:35 NW 19 G 30 11.27 Overcast SCT014 OVC034 15 15 100% 76.3 0.0
27 09:15 NW 20 11.27 Overcast FEW009 BKN013 OVC033 15 15 100% 76.28 0.0
27 08:55 NW 20 9.66 Fog/Mist SCT008 BKN013 BKN033 15 15 100% 76.28 0.0
27 08:35 NW 17 9.66 Fog/Mist SCT008 BKN013 BKN033 15 15 100% 76.25 0.0
27 08:15 NW 17 8.05 Fog/Mist BKN007 BKN013 BKN030 15 15 100% 76.25 0.0
27 07:55 NW 17 9.66 Fog/Mist SCT007 BKN024 OVC030 15 15 100% 76.23 0.0
27 07:35 NW 17 G 28 6.44 Fog/Mist FEW008 SCT011 BKN024 15 15 100% 76.23 0.0
27 07:15 NW 19 8.05 Fog/Mist SCT007 OVC028 15 15 100% 76.23 0.0
27 06:55 NW 15 G 24 8.05 Fog/Mist BKN007 OVC028 14 14 100% 76.2 0.0
27 06:35 NW 11 8.05 Fog/Mist BKN005 BKN009 OVC032 14 14 100% 76.2 0.0
27 06:15 NW 15 8.05 Fog/Mist OVC003 14 14 100% 76.17 0.0
27 05:55 NW 17 8.05 Fog/Mist OVC003 14 14 100% 76.17 0.0
27 05:35 NW 13 4.83 Fog/Mist OVC003 14 14 100% 76.15 0.0
27 05:15 NW 13 4.83 Fog/Mist BKN004 BKN008 OVC032 14 14 100% 76.15 0.0
27 04:55 NW 17 8.05 Fog/Mist BKN004 OVC032 14 14 100% 76.15 0.0
27 04:35 NW 13 8.05 Fog/Mist OVC003 15 15 100% 76.15 0.0
27 04:15 NW 15 6.44 Fog/Mist OVC003 15 15 100% 76.15 0.0
27 03:55 NW 13 2.82 Fog/Mist OVC002 15 15 100% 76.15 0.0
27 03:35 NW 17 1.61 Fog/Mist OVC002 15 15 100% 76.15 0.0
27 03:15 NW 15 4.83 Fog/Mist OVC003 15 15 100% 76.15 0.0
27 02:55 NW 7 1.61 Fog/Mist OVC002 15 15 100% 76.15 0.0 0.05
27 02:35 NW 7 2.01 Fog/Mist OVC002 14 14 100% 76.15 0.0
27 02:15 W 6 2.01 Fog/Mist OVC002 14 14 100% 76.12 0.0
27 01:55 NW 6 2.01 Fog/Mist OVC003 14 14 100% 76.15 0.0
27 01:35 NW 7 3.22 Fog/Mist BKN005 OVC010 14 14 100% 76.15 0.0
27 01:15 NW 9 12.87 Overcast FEW003 BKN009 OVC012 14 14 100% 76.15 0.0
27 00:55 NW 19 2.41 Fog/Mist OVC004 14 14 100% 76.17 0.0
27 00:35 NW 13 2.01 Fog/Mist OVC004 15 15 100% 76.17 0.0
27 00:15 NW 11 3.22 Fog/Mist OVC005 15 15 100% 76.17 0.0
26 23:55 NW 9 2.41 Fog/Mist OVC005 15 15 100% 76.2 0.0
26 23:35 W 7 4.83 Fog/Mist OVC008 15 15 100% 76.2 0.0
26 23:15 NW 7 8.05 Fog/Mist FEW004 OVC011 15 15 100% 76.2 0.0
26 22:55 NW 15 2.41 Fog/Mist OVC003 15 15 100% 76.2 0.0 0.03
26 22:35 NW 15 2.41 Fog/Mist OVC004 15 15 100% 76.23 0.0
26 22:15 NW 7 2.41 Fog/Mist BKN005 OVC009 15 15 100% 76.2 0.0
26 21:55 NW 7 2.82 Fog/Mist BKN004 OVC009 15 15 100% 76.2 0.0
26 21:35 NW 9 2.01 Fog/Mist OVC004 15 15 100% 76.2 0.0
26 21:15 W 7 2.41 Fog/Mist OVC004 15 15 100% 76.2 0.0
26 20:55 Calm 3.22 Fog/Mist BKN006 BKN013 15 15 100% 76.2 0.0
26 20:35 N 7 4.02 Fog/Mist BKN004 BKN009 BKN012 15 15 100% 76.17 0.0
26 20:15 NW 6 1.61 Fog/Mist OVC003 15 15 100% 76.17 0.0
26 19:55 NW 9 1.61 Fog/Mist OVC003 15 15 100% 76.2 0.0
26 19:35 NW 11 3.22 Fog/Mist OVC003 15 15 100% 76.2 0.0
26 19:15 NW 15 1.21 Fog/Mist OVC003 15 15 100% 76.17 0.0
26 18:55 NW 13 0.80 Fog OVC003 15 15 100% 76.17 0.0
26 18:35 NW 13 2.41 Fog/Mist OVC004 16 16 100% 76.17 0.0
26 18:15 NW 11 6.44 Overcast BKN005 OVC012 0 0 0% 76.2 0.0
26 17:55 NW 9 8.05 Fog/Mist BKN012 16 16 100% 76.2 0.0
26 17:35 NW 11 6.44 Fog/Mist SCT005 BKN010 16 16 100% 76.2 0.0
26 17:15 NW 13 4.83 Fog/Mist OVC005 16 16 100% 76.2 0.0
26 16:55 NW 11 6.44 Fog/Mist OVC006 16 16 100% 76.2 0.0
26 16:35 NW 13 6.44 Fog/Mist OVC005 16 16 100% 76.2 0.0
26 16:15 NW 13 6.44 Fog/Mist OVC005 16 16 100% 76.2 0.0
26 15:55 NW 11 8.05 Fog/Mist OVC005 16 16 100% 76.17 0.0
26 15:35 NW 15 9.66 Fog/Mist OVC005 16 16 100% 76.23 0.0
26 15:15 NW 13 9.66 Fog/Mist BKN004 BKN009 17 17 100% 76.23 0.0
26 14:55 W 17 8.05 Fog/Mist OVC004 17 17 100% 76.23 0.0
26 14:35 W 11 8.05 Fog/Mist OVC004 16 16 100% 76.2 0.0
26 14:15 W 11 2.01 Fog/Mist OVC004 16 16 100% 76.23 0.0
26 13:55 W 9 2.01 Fog/Mist OVC005 16 16 100% 76.25 0.0
26 13:35 Vrbl 7 11.27 Overcast OVC005 16 16 100% 76.23 0.0
26 13:15 W 9 12.87 Overcast OVC006 17 16 94% 76.23 0.0
26 12:55 W 11 11.27 Overcast OVC005 16 16 100% 76.2 0.0
26 12:35 W 9 12.87 Overcast OVC005 16 16 100% 76.2 0.0
26 12:15 W 11 11.27 Overcast OVC004 0 0 0% 76.23 0.0
26 11:55 W 11 8.05 Fog/Mist OVC004 16 16 100% 76.2 0.0
26 11:15 NW 9 2.82 Fog/Mist OVC004 0 0 0% 76.2 0.0
26 10:55 NW 13 1.21 Fog/Mist OVC004 15 15 100% 76.17 0.0
26 10:35 NW 19 8.05 Fog/Mist BKN005 BKN008 BKN013 0 0 0% 76.17 0.0
26 10:15 NW 15 8.05 Fog/Mist SCT007 BKN012 15 15 100% 76.15 0.0
26 09:55 NW 15 9.66 Fog/Mist FEW009 BKN013 BKN018 15 15 100% 76.15 0.0
26 09:35 NW 19 11.27 Overcast OVC016 16 15 94% 76.15 0.0
26 09:15 NW 19 G 28 9.66 Fog/Mist OVC015 15 15 100% 76.15 0.0
26 08:55 NW 17 9.66 Fog/Mist OVC014 16 15 94% 76.12 0.0
26 08:35 NW 9 8.05 Fog/Mist FEW010 OVC014 15 15 100% 76.12 0.0
26 08:15 NW 15 9.66 Fog/Mist SCT010 OVC015 15 15 100% 76.1 0.0
26 07:55 NW 17 9.66 Fog/Mist BKN009 OVC013 14 14 100% 76.1 0.0
26 07:35 NW 19 8.05 Fog/Mist BKN009 OVC013 14 14 100% 76.1 0.0
26 07:15 NW 13 9.66 Fog/Mist BKN009 OVC013 14 14 100% 76.07 0.0
26 06:55 NW 15 8.05 Fog/Mist OVC011 14 14 100% 76.05 0.0
26 06:15 NW 15 4.83 Fog/Mist BKN008 OVC012 13 13 100% 76.02 0.0
26 05:55 NW 13 9.66 Fog/Mist BKN009 OVC013 13 13 100% 76.02 0.0
26 05:35 NW 17 4.83 Fog/Mist SCT008 OVC013 13 13 100% 76.02 0.0
26 05:15 NW 15 G 24 4.02 Fog/Mist OVC012 13 13 100% 76.02 0.0
26 04:55 NW 20 6.44 Fog/Mist BKN010 OVC014 14 14 100% 76.02 0.0
26 04:35 NW 19 11.27 Overcast OVC012 14 14 100% 76.02 0.0
26 04:15 NW 20 9.66 Fog/Mist OVC011 14 14 100% 76.02 0.0
26 03:55 NW 17 G 26 12.87 Overcast OVC012 14 13 94% 76.02 0.0
26 03:35 NW 13 G 22 11.27 Overcast OVC012 14 13 94% 76.02 0.0
26 03:15 NW 17 11.27 Overcast OVC014 13 13 100% 76.02 0.0
26 02:55 NW 15 9.66 Fog/Mist OVC013 13 13 100% 76.02 0.0
26 02:35 NW 17 8.05 Overcast OVC011 0 0 0% 76.02 0.0
26 02:15 NW 17 11.27 Overcast OVC011 13 13 100% 76.05 0.0
26 01:55 NW 17 9.66 Fog/Mist OVC012 14 13 94% 76.05 0.0
26 01:35 NW 13 9.66 Fog/Mist OVC012 13 13 100% 76.05 0.0
26 01:15 NW 13 9.66 Fog/Mist OVC012 13 13 100% 76.07 0.0
26 00:55 NW 17 11.27 Overcast OVC014 13 13 100% 76.07 0.0
26 00:35 NW 20 9.66 Fog/Mist OVC013 13 13 100% 76.07 0.0
26 00:15 NW 17 9.66 Fog/Mist OVC014 13 13 100% 76.07 0.0
25 23:55 NW 19 8.05 Fog/Mist NULL 14 13 94% 76.07 0.0
25 23:35 NW 11 9.66 NULL NULL 0 0 0% 76.07 0.0
25 23:15 NW 15 9.66 Fog/Mist BKN014 OVC020 13 13 100% 76.07 0.0
25 22:55 NW 13 9.66 Fog/Mist OVC014 13 13 100% 76.07 0.0
25 22:35 NW 11 9.66 Fog/Mist BKN014 OVC018 14 13 94% 76.07 0.0
25 22:15 NW 15 9.66 Fog/Mist OVC017 14 13 94% 76.07 0.0
25 21:55 NW 20 9.66 Fog/Mist OVC015 14 13 94% 76.07 0.0
25 21:35 NW 20 9.66 Fog/Mist OVC015 14 13 94% 76.07 0.0
25 21:15 NW 13 9.66 Fog/Mist OVC015 14 13 94% 76.07 0.0
25 20:55 NW 15 9.66 Fog/Mist OVC015 13 13 100% 76.05 0.0
25 20:35 W 15 4.83 Fog/Mist OVC013 14 13 94% 76.05 0.0
25 20:15 NW 9 8.05 Fog/Mist BKN013 OVC017 14 13 94% 76.05 0.0
25 19:55 W 9 8.05 Fog/Mist BKN014 14 13 94% 76.05 0.0
25 19:35 NW 11 8.05 Fog/Mist BKN015 14 13 94% 76.05 0.0
25 19:15 W 13 8.05 Fog/Mist BKN015 0 0 0% 76.05 0.0
25 18:55 NW 13 8.05 Fog/Mist BKN014 14 13 94% 76.05 0.0
25 18:35 NW 15 8.05 Fog/Mist OVC014 14 13 94% 76.05 0.0
25 18:15 W 9 6.44 Fog/Mist OVC014 15 13 88% 76.05 0.0
25 17:55 NW 13 8.05 Fog/Mist BKN015 15 13 88% 76.05 0.0
25 17:35 NW 19 8.05 Mostly Cloudy BKN012 0 0 0% 76.07 0.0
25 17:15 NW 17 8.05 Fog/Mist BKN009 BKN012 14 13 94% 76.07 0.0
25 16:55 NW 13 9.66 Fog/Mist SCT008 BKN013 15 14 94% 76.07 0.0
25 16:35 NW 17 8.05 Fog/Mist FEW009 OVC013 15 14 94% 76.07 0.0
25 16:15 NW 13 12.87 Overcast OVC013 16 14 88% 76.05 0.0
25 15:55 NW 11 11.27 Overcast OVC013 15 14 94% 76.07 0.0
25 15:35 W 13 14.48 Overcast OVC013 15 14 94% 76.07 0.0
25 15:15 W 15 12.87 Overcast OVC013 15 14 94% 76.07 0.0
25 14:55 W 15 12.87 Overcast OVC014 16 14 88% 76.07 0.0
25 14:35 W 17 12.87 Overcast OVC014 16 14 88% 76.07 0.0
25 14:15 W 17 9.66 Fog/Mist NULL 16 15 94% 76.07 0.0
25 13:55 W 15 8.05 Fog/Mist BKN013 16 15 94% 76.07 0.0
25 13:35 W 13 6.44 Fog/Mist FEW008 SCT013 16 14 88% 76.1 0.0
25 13:15 W 11 4.83 Fog/Mist NULL 15 15 100% 76.1 0.0
25 12:55 S 7 0.00 NULL NULL 15 15 100% 76.1 0.0
25 12:35 S 11 12.87 NULL NULL 16 15 94% 76.1 0.0
25 12:15 S 11 11.27 Mostly Cloudy SCT009 BKN014 0 0 0% 76.1 0.0
25 11:55 S 13 9.66 Fog/Mist SCT008 BKN013 0 0 0% 76.1 0.0
25 11:35 S 13 11.27 Mostly Cloudy BKN008 BKN013 15 15 100% 76.1 0.0
25 11:15 S 11 8.05 Fog/Mist BKN007 BKN013 15 15 100% 76.1 0.0
25 10:55 S 13 9.66 Fog/Mist OVC007 15 15 100% 76.1 0.0
25 10:15 S 15 6.44 Fog/Mist OVC008 14 14 100% 76.1 0.0
25 09:55 S 15 8.05 Fog/Mist OVC008 14 14 100% 76.1 0.0
25 09:35 S 11 4.83 Fog/Mist OVC007 14 14 100% 76.1 0.0
25 09:15 S 13 6.44 Fog/Mist OVC008 14 14 100% 76.1 0.0
25 08:55 S 13 8.05 Fog/Mist OVC008 14 14 100% 76.1 0.0
25 08:35 S 11 6.44 Fog/Mist BKN009 BKN013 14 14 100% 76.07 0.0
25 08:15 S 13 8.05 Fog/Mist BKN011 14 14 100% 76.07 0.0
25 07:55 S 15 11.27 Overcast OVC011 14 14 100% 76.07 0.0
25 07:35 SE 15 6.44 Fog/Mist OVC009 14 14 100% 76.05 0.0
25 07:15 S 15 6.44 Fog/Mist OVC009 14 14 100% 76.05 0.0
25 06:55 S 13 8.05 Fog/Mist OVC008 14 14 100% 76.05 0.0
25 06:35 S 9 6.44 Fog/Mist OVC008 13 13 100% 76.07 0.0
25 06:15 S 9 11.27 Overcast OVC008 13 13 100% 76.07 0.0
25 05:55 S 9 8.05 Fog/Mist OVC008 13 13 100% 76.05 0.0
25 05:35 S 11 11.27 Overcast OVC008 13 13 100% 76.05 0.0
25 05:15 S 9 11.27 Overcast OVC008 13 13 100% 76.05 0.0
25 04:55 S 7 11.27 Overcast OVC008 13 13 100% 76.05 0.0
25 04:35 S 7 11.27 Overcast OVC008 0 0 0% 76.05 0.0
25 04:15 S 13 8.05 Fog/Mist OVC008 13 13 100% 76.05 0.0
25 03:55 S 7 8.05 Fog/Mist OVC008 13 13 100% 76.07 0.0
25 03:35 S 7 9.66 Fog/Mist OVC008 13 13 100% 76.07 0.0
25 03:15 Calm 8.05 Fog/Mist OVC007 13 13 100% 76.07 0.0
25 02:55 S 7 8.05 Fog/Mist OVC007 13 13 100% 76.1 0.0
25 02:35 W 6 9.66 Fog/Mist OVC006 13 13 100% 76.1 0.0
25 01:55 Calm 8.05 Fog/Mist OVC006 13 13 100% 76.12 0.0
25 01:35 Calm 9.66 Overcast OVC007 0 0 0% 76.12 0.0
25 01:15 W 7 8.05 Fog/Mist OVC006 13 13 100% 76.12 0.0
25 00:55 W 7 9.66 Fog/Mist OVC007 13 13 100% 76.15 0.0
25 00:35 Vrbl 6 9.66 Fog/Mist OVC007 13 13 100% 76.15 0.0
25 00:15 W 11 11.27 Overcast OVC007 13 13 100% 76.17 0.0
24 23:55 W 9 9.66 Fog/Mist OVC008 13 13 100% 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)