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.
13 21:55 W 9 12.87 Overcast OVC018 15 15 100% 76.12 0.0
13 21:35 W 9 14.48 Overcast OVC018 15 15 100% 76.12 0.0
13 21:15 W 9 12.87 Overcast OVC019 15 15 100% 76.1 0.0
13 20:55 W 9 14.48 Overcast OVC019 15 15 100% 76.07 0.0
13 20:35 W 6 14.48 Overcast OVC019 15 15 100% 76.07 0.0
13 20:15 Calm 14.48 Overcast OVC018 15 15 100% 76.05 0.0
13 19:55 Calm 12.87 Overcast OVC018 15 15 100% 76.05 0.0
13 19:35 W 9 11.27 Overcast OVC016 15 15 100% 76.05 0.0
13 19:15 W 7 9.66 Fog/Mist OVC012 15 15 100% 76.05 0.0
13 18:55 W 11 G 20 8.05 Fog/Mist BKN009 OVC014 15 15 100% 76.05 0.0
13 18:35 Vrbl 7 12.87 Overcast OVC014 16 16 100% 76.02 0.0
13 18:15 SW 9 12.87 Overcast OVC014 16 16 100% 76.02 0.0
13 17:55 S 11 G 22 12.87 Overcast BKN014 OVC021 17 16 94% 76.02 0.0
13 17:35 Vrbl 9 G 20 12.87 Overcast SCT014 OVC020 17 16 94% 76.02 0.0
13 17:15 SW 13 G 22 14.48 Overcast OVC020 17 16 94% 76 0.0
13 16:55 SW 13 14.48 Overcast FEW006 OVC020 17 16 94% 76 0.0
13 16:35 SW 17 14.48 Partly Cloudy SCT007 SCT016 0 0 0% 76 0.0
13 16:15 SW 17 14.48 A Few Clouds FEW008 FEW030 18 16 88% 76 0.0
13 15:55 SW 15 14.48 Mostly Cloudy BKN029 18 16 88% 76 0.0
13 15:35 SW 15 G 28 14.48 Partly Cloudy SCT029 18 16 88% 76 0.0
13 15:15 SW 15 14.48 A Few Clouds FEW027 18 16 88% 76 0.0
13 14:55 Vrbl 11 G 26 14.48 Mostly Cloudy BKN027 18 15 83% 76 0.0
13 14:35 SW 15 14.48 Mostly Cloudy BKN026 18 15 83% 76 0.0
13 14:15 S 13 14.48 Overcast OVC023 18 15 83% 76 0.0
13 13:55 SW 11 14.48 NULL NULL 18 15 83% 76 0.0
13 13:35 Vrbl 11 G 28 14.48 Overcast OVC019 19 15 78% 76.02 0.0
13 13:15 S 11 12.87 Overcast OVC017 18 15 83% 76.02 0.0
13 12:55 SW 17 14.48 Overcast BKN015 OVC020 17 15 88% 76.02 0.0
13 12:35 SW 13 12.87 Overcast OVC014 0 0 0% 76.05 0.0
13 12:15 Vrbl 11 11.27 Mostly Cloudy BKN015 BKN021 17 15 88% 76.05 0.0
13 11:55 Vrbl 7 G 19 6.44 Fog/Mist FEW013 17 15 88% 76.05 0.0
13 11:35 SW 11 2.01 Fog/Mist SCT013 16 16 100% 76.05 0.0
13 11:15 Vrbl 11 2.01 Fog/Mist SCT013 15 15 100% 76.05 0.0
13 10:55 SW 15 1.61 Fog/Mist SCT005 SCT027 15 15 100% 76.02 0.0
13 10:35 W 17 G 33 6.44 Fog/Mist SCT005 BKN020 OVC027 16 15 94% 76.02 0.0
13 10:15 S 22 G 33 14.48 Overcast BKN020 OVC025 17 16 94% 76 0.0
13 09:55 S 20 11.27 Overcast FEW016 OVC025 17 16 94% 76 0.0
13 09:35 S 24 14.48 Overcast BKN017 OVC024 17 15 88% 75.97 0.0
13 09:15 S 19 14.48 Overcast BKN018 OVC026 17 15 88% 75.97 0.0
13 08:55 S 17 14.48 Overcast BKN016 OVC024 16 15 94% 75.97 0.0
13 08:35 S 19 14.48 Overcast OVC017 16 15 94% 75.95 0.0
13 08:15 S 22 14.48 Overcast OVC017 16 15 94% 75.95 0.0
13 07:55 S 19 12.87 Overcast OVC016 15 15 100% 75.92 0.0
13 07:35 S 20 14.48 Overcast OVC017 15 15 100% 75.92 0.0
13 07:15 S 22 12.87 Overcast OVC018 15 15 100% 75.9 0.0
13 06:55 S 20 12.87 Overcast OVC016 15 15 100% 75.9 0.0
13 06:35 S 22 11.27 Overcast OVC014 15 15 100% 75.9 0.0
13 06:15 S 22 14.48 Overcast OVC013 15 15 100% 75.9 0.0
13 05:55 S 22 14.48 Overcast OVC014 15 15 100% 75.87 0.0
13 05:35 S 22 14.48 Overcast OVC015 15 15 100% 75.87 0.0
13 05:15 S 26 14.48 Overcast OVC015 15 15 100% 75.87 0.0
13 04:55 S 15 G 31 11.27 Overcast OVC014 15 15 100% 75.87 0.0
13 04:35 S 19 14.48 Overcast OVC012 15 15 100% 75.87 0.0
13 04:15 S 19 9.66 Fog/Mist OVC010 15 15 100% 75.87 0.0
13 03:55 S 17 6.44 Fog/Mist OVC009 15 15 100% 75.87 0.0
13 03:35 S 19 8.05 Fog/Mist OVC009 15 15 100% 75.87 0.0
13 03:15 S 15 9.66 Fog/Mist OVC009 14 14 100% 75.87 0.0
13 02:55 S 15 8.05 Fog/Mist BKN007 OVC011 14 14 100% 75.84 0.0
13 02:35 S 11 6.44 Overcast OVC009 0 0 0% 75.84 0.0
13 02:15 S 13 4.83 Fog/Mist OVC009 15 15 100% 75.84 0.0
13 01:35 S 13 4.83 Fog/Mist BKN004 OVC009 14 14 100% 75.87 0.0
13 01:15 S 9 4.02 Fog/Mist OVC005 14 14 100% 75.87 0.0
13 00:55 S 9 8.05 Fog/Mist BKN007 OVC010 14 14 100% 75.87 0.0
13 00:35 SW 7 11.27 Overcast BKN005 OVC009 14 14 100% 75.87 0.0
13 00:15 SW 6 11.27 Overcast BKN005 OVC010 14 14 100% 75.87 0.0
12 23:55 S 6 11.27 Overcast BKN005 OVC009 14 14 100% 75.87 0.0
12 23:35 S 6 11.27 Overcast BKN004 OVC009 14 14 100% 75.9 0.0
12 23:15 SW 7 11.27 Overcast BKN004 OVC009 0 0 0% 75.9 0.0
12 22:55 Calm 4.83 Fog/Mist OVC004 0 0 0% 0 0.0
12 22:35 S 11 4.83 Fog/Mist OVC005 14 14 100% 75.92 0.0
12 22:15 S 11 6.44 Fog/Mist OVC006 14 14 100% 75.92 0.0
12 21:55 S 7 4.83 Fog/Mist OVC006 14 14 100% 75.9 0.0
12 21:35 S 9 6.44 Fog/Mist OVC006 15 15 100% 75.9 0.0
12 21:15 S 9 9.66 Fog/Mist OVC007 15 15 100% 75.87 0.0
12 20:55 S 9 8.05 Fog/Mist OVC007 15 15 100% 75.87 0.0
12 20:35 S 7 9.66 Fog/Mist OVC007 15 15 100% 75.84 0.0
12 20:15 S 7 9.66 Fog/Mist OVC007 15 15 100% 75.82 0.0
12 19:55 S 11 12.87 Overcast OVC007 15 15 100% 75.82 0.0
12 19:35 S 11 12.87 Overcast OVC007 15 15 100% 75.82 0.0
12 19:15 S 11 11.27 Overcast OVC007 15 15 100% 75.82 0.0
12 18:55 SW 11 G 22 11.27 Overcast OVC007 15 15 100% 75.82 0.0
12 18:35 S 19 11.27 Overcast OVC007 15 15 100% 75.79 0.0
12 18:15 S 19 14.48 Overcast OVC008 16 15 94% 75.82 0.0
12 17:55 S 20 11.27 Overcast OVC008 16 15 94% 75.82 0.0
12 17:35 S 19 6.44 Fog/Mist BKN006 16 16 100% 75.82 0.0
12 17:15 S 15 G 24 2.01 Fog/Mist OVC004 16 16 100% 75.82 0.0
12 16:55 S 17 3.22 Fog/Mist BKN006 BKN011 16 16 100% 75.84 0.0
12 16:35 S 17 12.87 Mostly Cloudy BKN009 17 16 94% 75.84 0.0
12 16:15 S 19 14.48 Mostly Cloudy BKN011 17 15 88% 75.87 0.0
12 15:55 S 17 14.48 Overcast OVC012 17 15 88% 75.87 0.0
12 15:35 S 19 14.48 Overcast OVC013 17 15 88% 75.9 0.0
12 15:15 S 15 G 28 14.48 Overcast OVC012 17 15 88% 75.92 0.0
12 14:55 S 19 12.87 Overcast OVC012 0 0 0% 75.92 0.0
12 14:35 S 22 12.87 Overcast OVC012 17 15 88% 75.95 0.0
12 14:15 S 17 G 28 16.09 Overcast OVC012 18 15 83% 75.95 0.0
12 13:55 S 19 14.48 Overcast OVC011 17 15 88% 75.95 0.0
12 13:35 S 19 14.48 Partly Cloudy SCT010 0 0 0% 75.97 0.0
12 13:15 S 17 12.87 A Few Clouds FEW008 FEW013 17 15 88% 75.97 0.0
12 12:55 S 15 G 26 12.87 Partly Cloudy SCT012 17 16 94% 75.97 0.0
12 12:35 S 15 G 24 12.87 Partly Cloudy SCT012 18 16 88% 76 0.0
12 12:15 S 17 12.87 A Few Clouds FEW012 18 16 88% 76 0.0
12 11:55 S 17 12.87 NULL NULL 18 16 88% 76 0.0
12 11:35 S 17 11.27 Fair CLR 18 15 83% 76 0.0
12 11:15 S 20 G 30 11.27 Fair CLR 18 15 83% 76.02 0.0
12 10:55 S 22 G 31 12.87 Fair CLR 18 15 83% 76.02 0.0
12 10:35 S 22 9.66 Fair with Haze CLR 18 15 83% 76 0.0
12 10:15 Calm 9.66 Fair with Haze CLR 17 15 88% 76 0.0
12 09:55 S 22 9.66 A Few Clouds with Haze FEW018 17 15 88% 76 0.0
12 09:35 S 24 9.66 Fog/Mist OVC016 17 15 88% 76 0.0
12 08:55 S 13 9.66 Fog/Mist OVC014 16 15 94% 76.02 0.0
12 08:35 S 15 9.66 Fog/Mist OVC013 15 15 100% 76 0.0
12 08:15 S 19 9.66 Fog/Mist OVC013 15 15 100% 76 0.0
12 07:55 S 15 9.66 Fog/Mist OVC013 15 15 100% 76 0.0
12 07:35 S 17 9.66 Fog/Mist OVC012 15 15 100% 76 0.0
12 07:15 S 13 9.66 Fog/Mist OVC011 15 15 100% 76 0.0
12 06:55 S 13 8.05 Fog/Mist OVC011 14 14 100% 76 0.0
12 06:35 S 13 11.27 Overcast OVC010 0 0 0% 76 0.0
12 06:15 S 13 11.27 Overcast OVC010 14 14 100% 75.97 0.0
12 05:55 S 13 12.87 Overcast OVC009 0 0 0% 75.97 0.0
12 05:35 S 13 11.27 Overcast OVC009 14 14 100% 75.97 0.0
12 05:15 S 13 11.27 Overcast OVC009 14 14 100% 75.97 0.0
12 04:55 S 11 11.27 Overcast OVC008 14 14 100% 75.97 0.0
12 04:35 S 15 11.27 Overcast OVC008 14 14 100% 75.97 0.0
12 04:15 S 13 G 24 11.27 Overcast OVC007 14 14 100% 75.97 0.0
12 03:55 S 13 11.27 Overcast OVC007 14 14 100% 75.97 0.0
12 03:35 S 11 8.05 Fog/Mist OVC006 14 14 100% 76 0.0
12 03:15 S 11 8.05 Fog/Mist OVC006 14 14 100% 76 0.0
12 02:55 S 11 6.44 Fog/Mist OVC006 14 14 100% 76 0.0
12 02:35 S 9 6.44 Fog/Mist OVC006 14 14 100% 76.02 0.0
12 02:15 S 7 4.83 Fog/Mist OVC007 14 14 100% 76.02 0.0
12 01:55 S 11 4.83 Fog/Mist OVC005 14 14 100% 76.05 0.0
12 01:35 S 9 4.02 Fog/Mist OVC006 14 14 100% 76.05 0.0
12 01:15 S 9 4.83 Fog/Mist OVC006 14 14 100% 76.05 0.0
12 00:55 S 11 4.83 Fog/Mist OVC006 14 14 100% 76.05 0.0
12 00:40 S 11 4.02 Fog/Mist BKN005 OVC008 14 14 100% 76.07 0.0
12 00:15 S 7 4.83 Overcast BKN005 OVC008 0 0 0% 76.07 0.0
11 23:55 S 13 4.02 Fog/Mist OVC005 14 14 100% 76.07 0.0
11 23:35 S 11 4.02 Fog/Mist OVC006 14 14 100% 76.07 0.0
11 23:15 S 11 2.82 Fog/Mist OVC005 14 14 100% 76.1 0.0
11 22:55 S 11 3.22 Fog/Mist OVC005 14 14 100% 76.1 0.0
11 22:35 S 7 3.22 Fog/Mist OVC005 14 14 100% 76.1 0.0
11 22:15 SW 7 4.83 Fog/Mist OVC005 14 14 100% 76.1 0.0
11 21:55 SW 7 4.83 Fog/Mist OVC006 14 14 100% 76.1 0.0
11 21:35 SW 7 6.44 Fog/Mist OVC006 14 14 100% 76.1 0.0
11 21:15 SW 7 6.44 Fog/Mist OVC007 14 14 100% 76.1 0.0
11 20:55 Vrbl 7 8.05 Fog/Mist OVC007 14 14 100% 76.1 0.0
11 20:35 Vrbl 7 8.05 Fog/Mist OVC007 14 14 100% 76.1 0.0
11 20:15 S 9 8.05 Fog/Mist OVC008 14 14 100% 76.1 0.0
11 19:55 SW 9 8.05 Fog/Mist OVC008 14 14 100% 76.07 0.0
11 19:35 Calm 8.05 Fog/Mist OVC008 15 15 100% 76.07 0.0
11 19:15 SW 9 6.44 Fog/Mist BKN008 BKN015 15 15 100% 76.07 0.0
11 18:55 SW 9 8.05 Fog/Mist BKN008 BKN013 15 15 100% 76.1 0.0
11 18:35 SW 9 9.66 Fog/Mist SCT008 SCT013 15 15 100% 76.1 0.0
11 18:15 SW 11 8.05 Fog/Mist SCT008 SCT012 15 15 100% 76.12 0.0
11 17:55 SW 11 11.27 Partly Cloudy SCT008 SCT013 15 15 100% 76.12 0.0
11 17:35 SW 9 11.27 Mostly Cloudy SCT008 BKN013 15 15 100% 76.1 0.0
11 17:15 SW 11 8.05 Fog/Mist BKN012 15 15 100% 76.12 0.0
11 16:55 Vrbl 7 8.05 Mostly Cloudy BKN013 0 0 0% 76.12 0.0
11 16:35 SW 9 8.05 Fog/Mist BKN013 16 15 94% 76.15 0.0
11 16:15 S 9 8.05 Fog/Mist BKN013 16 15 94% 76.17 0.0
11 15:55 Vrbl 9 6.44 Fog/Mist BKN013 16 15 94% 76.17 0.0
11 15:35 SW 9 6.44 Fog/Mist FEW008 BKN013 16 15 94% 76.17 0.0
11 15:15 Vrbl 9 6.44 Fog/Mist BKN013 17 16 94% 76.2 0.0
11 14:55 S 13 9.66 Fog/Mist OVC012 17 15 88% 76.2 0.0
11 14:35 SW 9 9.66 Fog/Mist BKN012 17 15 88% 76.23 0.0
11 14:15 Vrbl 11 8.05 Fog/Mist OVC011 17 15 88% 76.23 0.0
11 13:55 S 15 11.27 Mostly Cloudy BKN011 17 15 88% 76.23 0.0
11 13:35 S 11 9.66 Fog/Mist BKN011 16 15 94% 76.25 0.0
11 13:15 S 15 G 24 12.87 Partly Cloudy SCT011 17 15 88% 76.25 0.0
11 12:55 S 15 11.27 Partly Cloudy SCT010 17 15 88% 76.25 0.0
11 12:35 S 15 9.66 Fog/Mist SCT011 17 15 88% 76.25 0.0
11 12:15 S 15 9.66 Fog/Mist BKN011 16 15 94% 76.25 0.0
11 11:55 S 13 G 22 9.66 Fog/Mist BKN011 17 15 88% 76.25 0.0
11 11:35 SW 13 6.44 Fog/Mist BKN012 16 15 94% 76.23 0.0
11 11:15 S 15 8.05 Fog/Mist BKN012 16 15 94% 76.23 0.0
11 10:55 S 11 8.05 Fog/Mist BKN013 17 15 88% 76.23 0.0
11 10:35 S 15 8.05 Fog/Mist OVC013 16 15 94% 76.23 0.0
11 10:15 S 19 6.44 Fog/Mist OVC013 16 15 94% 76.2 0.0
11 09:55 S 15 6.44 Fog/Mist OVC013 15 15 100% 76.2 0.0
11 09:35 S 13 6.44 Fog/Mist OVC013 16 15 94% 76.2 0.0
11 09:15 S 15 6.44 Fog/Mist BKN013 15 14 94% 76.2 0.0
11 08:55 S 15 8.05 Fog/Mist BKN013 15 14 94% 76.17 0.0
11 08:35 S 13 6.44 Mostly Cloudy BKN012 0 0 0% 76.17 0.0
11 08:15 S 15 6.44 Fog/Mist SCT009 BKN013 15 14 94% 76.17 0.0
11 07:55 SE 17 6.44 Fog/Mist BKN009 BKN013 15 14 94% 76.15 0.0
11 07:35 SE 17 4.83 Fog/Mist BKN009 OVC013 15 14 94% 76.15 0.0
11 07:15 S 15 6.44 Fog/Mist OVC011 14 14 100% 76.12 0.0
11 06:55 S 9 8.05 Fog/Mist OVC010 14 14 100% 76.12 0.0
11 06:35 S 13 9.66 Fog/Mist OVC009 14 14 100% 76.1 0.0
11 06:15 S 11 9.66 Fog/Mist OVC009 14 14 100% 76.1 0.0
11 05:55 S 11 8.05 Fog/Mist OVC009 14 14 100% 76.07 0.0
11 05:35 S 15 8.05 Fog/Mist OVC009 14 14 100% 76.07 0.0
11 05:15 S 11 8.05 Fog/Mist OVC009 14 14 100% 76.07 0.0
11 04:55 S 13 8.05 Fog/Mist OVC009 14 14 100% 76.07 0.0
11 04:35 S 11 9.66 Fog/Mist OVC009 14 14 100% 76.07 0.0
11 04:15 S 11 9.66 Fog/Mist OVC009 14 14 100% 76.07 0.0
11 03:55 S 9 8.05 Fog/Mist OVC009 14 14 100% 76.07 0.0
11 03:35 S 9 8.05 Fog/Mist OVC009 14 14 100% 76.07 0.0
11 03:15 S 11 8.05 Fog/Mist OVC010 15 14 94% 76.07 0.0
11 02:55 S 11 8.05 Fog/Mist OVC009 15 14 94% 76.07 0.0
11 02:35 S 9 8.05 Fog/Mist OVC010 15 14 94% 76.07 0.0
11 02:15 S 9 8.05 Fog/Mist OVC010 15 14 94% 76.07 0.0
11 01:55 S 9 8.05 Fog/Mist OVC010 15 14 94% 76.1 0.0
11 01:35 S 11 8.05 Fog/Mist OVC011 15 14 94% 76.1 0.0
11 01:15 S 9 8.05 Fog/Mist OVC011 15 14 94% 76.1 0.0
11 00:55 S 9 8.05 Fog/Mist OVC011 15 14 94% 76.1 0.0
11 00:35 S 9 8.05 Fog/Mist OVC011 15 14 94% 76.1 0.0
11 00:15 S 7 8.05 Fog/Mist OVC010 15 14 94% 76.1 0.0
10 23:55 S 6 8.05 Fog/Mist OVC010 15 14 94% 76.12 0.0
10 23:35 S 6 8.05 Fog/Mist OVC011 15 14 94% 76.12 0.0
10 23:15 S 9 8.05 Fog/Mist OVC011 15 14 94% 76.12 0.0
10 22:55 Calm 6.44 Fog/Mist OVC011 15 14 94% 76.12 0.0
10 22:35 Calm 6.44 Fog/Mist OVC011 15 14 94% 76.12 0.0
10 22:15 Calm 8.05 Fog/Mist OVC011 15 14 94% 76.12 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)