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.
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
18 14:55 NW 13 11.27 Partly Cloudy SCT008 17 15 88% 76.28 0.0
18 14:35 NW 13 9.66 Fog/Mist BKN006 17 15 88% 76.3 0.0
18 14:15 NW 15 G 24 11.27 A Few Clouds FEW012 17 15 88% 76.33 0.0
18 13:35 NW 15 12.87 Partly Cloudy SCT012 17 15 88% 76.33 0.0
18 13:15 N 11 14.48 Mostly Cloudy BKN010 17 15 88% 76.35 0.0
18 12:55 NW 13 11.27 Partly Cloudy SCT008 16 15 94% 76.38 0.0
18 12:35 W 13 11.27 Mostly Cloudy BKN006 16 15 94% 76.38 0.0
18 12:15 Vrbl 11 11.27 Overcast OVC006 15 15 100% 76.4 0.0
18 11:55 W 9 9.66 Overcast OVC006 0 0 0% 76.43 0.0
18 11:35 NW 9 6.44 Fog/Mist OVC005 15 15 100% 76.45 0.0
18 11:15 NW 9 6.44 Fog/Mist OVC005 15 15 100% 76.43 0.0
18 10:55 Vrbl 7 4.83 Fog/Mist OVC006 15 15 100% 76.43 0.0
18 10:35 W 7 4.83 Fog/Mist OVC005 14 14 100% 76.43 0.0
18 10:15 W 13 3.22 Fog/Mist OVC004 14 14 100% 76.43 0.0
18 09:55 W 6 3.22 Fog/Mist OVC005 14 14 100% 76.43 0.0
18 09:35 Calm 4.83 Fog/Mist OVC005 14 14 100% 76.43 0.0
18 09:15 W 9 6.44 Fog/Mist OVC004 14 14 100% 76.43 0.0
18 08:55 NW 7 4.83 Fog/Mist OVC004 14 14 100% 76.38 0.0
18 08:35 Calm 4.83 Fog/Mist OVC004 14 14 100% 76.4 0.0
18 08:15 N 6 8.05 Fog/Mist OVC004 14 14 100% 76.38 0.0
18 07:55 Calm 8.05 Overcast OVC004 0 0 0% 76.38 0.0
18 07:15 Calm 8.05 Overcast OVC004 0 0 0% 76.35 0.0
18 06:55 N 7 4.83 Fog/Mist OVC004 14 14 100% 76.33 0.0
18 06:35 Calm 6.44 Fog/Mist OVC005 13 13 100% 76.35 0.0
18 06:15 Calm 6.44 Fog/Mist OVC004 13 13 100% 76.35 0.0
18 05:55 Calm 4.02 Fog/Mist OVC004 13 13 100% 76.35 0.0
18 05:35 NW 9 6.44 Fog/Mist OVC004 13 13 100% 76.33 0.0
18 05:15 NW 6 4.83 Fog/Mist OVC004 13 13 100% 76.3 0.0
18 04:55 Calm 4.83 Fog/Mist OVC004 13 13 100% 76.3 0.0
18 04:35 Calm 6.44 Fog/Mist OVC004 13 13 100% 76.3 0.0
18 04:15 Calm 4.02 Fog/Mist OVC004 13 13 100% 76.3 0.0
18 03:55 Calm 6.44 Fog/Mist OVC004 13 13 100% 76.35 0.0
18 03:35 NW 7 6.44 Fog/Mist OVC004 0 0 0% 76.33 0.0
18 03:15 N 7 4.83 Fog/Mist OVC004 13 13 100% 76.3 0.0
18 02:35 N 7 4.83 Fog/Mist OVC004 13 13 100% 76.33 0.0
18 02:15 NW 7 6.44 Fog/Mist OVC004 13 13 100% 76.33 0.0
18 01:35 NW 13 4.83 Fog/Mist OVC003 14 14 100% 76.35 0.0
18 01:15 NW 9 4.83 Fog/Mist OVC004 14 14 100% 76.35 0.0
18 00:55 Calm 11.27 Overcast OVC005 14 14 100% 76.38 0.0
18 00:35 Calm 8.05 Fog/Mist OVC005 14 14 100% 76.38 0.0
18 00:15 Calm 8.05 Fog/Mist OVC005 14 14 100% 76.38 0.0
17 23:55 Calm 9.66 Fog/Mist OVC005 14 14 100% 76.38 0.0
17 23:35 Calm 9.66 Fog/Mist OVC005 14 14 100% 76.38 0.0
17 23:15 N 9 6.44 Fog/Mist OVC005 14 14 100% 76.38 0.0
17 22:55 Calm 6.44 Fog/Mist OVC005 14 14 100% 76.4 0.0
17 22:35 Calm 4.83 Fog/Mist OVC006 14 14 100% 76.4 0.0
17 22:15 NW 7 4.83 Fog/Mist OVC005 14 14 100% 76.4 0.0
17 21:55 Calm 3.22 Fog/Mist OVC004 14 14 100% 76.4 0.0
17 21:35 NW 9 4.02 Fog/Mist OVC005 14 14 100% 76.4 0.0
17 21:15 N 6 4.83 Fog/Mist OVC005 14 14 100% 76.4 0.0
17 20:55 NW 13 4.83 Fog/Mist OVC004 14 14 100% 76.38 0.0
17 20:35 N 7 4.83 Overcast OVC004 0 0 0% 76.35 0.0
17 20:15 N 9 6.44 Fog/Mist OVC004 14 14 100% 76.33 0.0
17 19:55 NW 11 G 20 8.05 Fog/Mist NULL 14 14 100% 76.33 0.0
17 19:35 NW 17 0.00 NULL NULL 14 14 100% 76.3 0.0
17 19:15 NW 13 9.66 Fog/Mist NULL 14 14 100% 76.3 0.0
17 18:55 N 11 9.66 Fog/Mist OVC005 15 15 100% 76.28 0.0
17 18:35 NW 13 11.27 Overcast OVC005 15 15 100% 76.3 0.0
17 18:15 NW 15 11.27 Overcast OVC006 15 15 100% 76.3 0.0
17 17:55 NW 13 G 24 9.66 Fog/Mist OVC006 15 15 100% 76.3 0.0
17 17:35 NW 15 11.27 Overcast OVC007 16 15 94% 76.3 0.0
17 17:15 NW 13 11.27 Mostly Cloudy BKN007 16 15 94% 76.33 0.0
17 16:55 NW 15 9.66 Fog/Mist BKN007 16 15 94% 76.33 0.0
17 16:35 NW 15 9.66 Fog/Mist BKN007 16 16 100% 76.33 0.0
17 16:15 NW 11 11.27 Mostly Cloudy BKN009 BKN012 16 15 94% 76.33 0.0
17 15:55 W 11 12.87 Overcast OVC011 17 15 88% 76.33 0.0
17 15:35 W 13 12.87 Overcast OVC011 17 16 94% 76.33 0.0
17 15:15 W 11 14.48 Overcast OVC012 17 16 94% 76.35 0.0
17 14:55 W 11 14.48 Mostly Cloudy BKN012 17 15 88% 76.35 0.0
17 14:35 W 11 9.66 Fog/Mist SCT011 17 16 94% 76.38 0.0
17 14:15 W 9 8.05 Fog/Mist FEW008 SCT013 17 16 94% 76.4 0.0
17 13:55 W 6 9.66 Fog/Mist BKN012 17 16 94% 76.4 0.0
17 13:35 Vrbl 9 11.27 Partly Cloudy SCT011 17 16 94% 76.4 0.0
17 13:15 Calm 11.27 A Few Clouds FEW012 17 16 94% 76.4 0.0
17 12:55 Vrbl 7 9.66 Fog/Mist BKN013 0 0 0% 76.43 0.0
17 12:35 W 9 11.27 Mostly Cloudy BKN013 17 16 94% 76.43 0.0
17 12:15 Calm 11.27 Overcast OVC013 17 16 94% 76.43 0.0
17 11:55 Vrbl 6 11.27 Mostly Cloudy BKN012 0 0 0% 76.43 0.0
17 11:35 S 9 12.87 Mostly Cloudy BKN011 17 16 94% 76.45 0.0
17 11:15 S 9 12.87 Overcast BKN006 OVC010 16 16 100% 76.43 0.0
17 10:55 Calm 2.82 Fog/Mist OVC004 15 15 100% 76.45 0.0
17 10:35 SE 9 3.22 Overcast OVC004 0 0 0% 76.45 0.0
17 10:15 SE 9 3.22 Fog/Mist OVC004 15 15 100% 76.43 0.0
17 09:55 SE 11 3.22 Fog/Mist OVC004 15 15 100% 76.43 0.0
17 09:35 SE 7 4.02 Fog/Mist OVC004 15 15 100% 76.43 0.0
17 09:15 S 7 4.83 Fog/Mist OVC005 15 15 100% 76.4 0.0
17 08:55 Vrbl 7 9.66 Fog/Mist OVC005 15 15 100% 76.38 0.0
17 08:35 SE 7 8.05 Fog/Mist OVC005 15 15 100% 76.4 0.0
17 08:15 SE 6 6.44 Fog/Mist OVC005 15 15 100% 76.38 0.0
17 07:35 SE 6 9.66 Fog/Mist OVC005 14 14 100% 76.38 0.0
17 07:15 E 7 11.27 Overcast OVC006 14 14 100% 76.3 0.0
17 06:55 Calm 9.66 Fog/Mist OVC006 14 14 100% 76.33 0.0
17 06:35 E 9 11.27 Overcast OVC005 14 14 100% 76.33 0.0
17 06:15 Calm 9.66 Fog/Mist OVC005 14 14 100% 76.33 0.0
17 05:55 SE 6 6.44 Fog/Mist OVC005 14 14 100% 76.33 0.0
17 05:35 SE 7 4.83 Fog/Mist OVC005 14 14 100% 76.35 0.0
17 05:15 Calm 4.83 Fog/Mist OVC004 14 14 100% 76.35 0.0
17 04:55 Calm 4.83 Overcast OVC004 0 0 0% 76.35 0.0
17 04:35 Calm 4.02 Fog/Mist OVC004 14 14 100% 76.35 0.0
17 04:15 Calm 4.02 Fog/Mist OVC003 14 14 100% 76.4 0.0
17 03:55 E 6 4.83 Fog/Mist OVC003 14 14 100% 76.38 0.0
17 03:35 Calm 4.02 Fog/Mist OVC003 14 14 100% 76.38 0.0
17 03:15 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.33 0.0
17 02:55 Calm 12.87 Overcast OVC004 14 14 100% 76.35 0.0
17 02:35 Calm 9.66 Fog/Mist OVC004 14 14 100% 76.35 0.0
17 02:15 S 7 12.87 Overcast OVC004 14 14 100% 76.38 0.0
17 01:55 Calm 11.27 Overcast OVC003 14 14 100% 76.38 0.0
17 01:35 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.38 0.0
17 01:15 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.4 0.0
17 00:55 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.38 0.0
17 00:35 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.38 0.0
17 00:15 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.38 0.0
16 23:55 Calm 6.44 Fog/Mist OVC003 14 14 100% 76.38 0.0
16 23:35 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.38 0.0
16 23:15 Calm 8.05 Fog/Mist OVC003 14 14 100% 76.38 0.0
16 22:55 Calm 6.44 Fog/Mist OVC003 14 14 100% 76.4 0.0
16 22:35 Calm 8.05 Overcast OVC003 0 0 0% 76.43 0.0
16 22:15 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.4 0.0
16 21:55 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.4 0.0
16 21:35 Calm 6.44 Fog/Mist OVC003 14 14 100% 76.4 0.0
16 21:15 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.38 0.0
16 20:55 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.38 0.0
16 20:35 W 6 3.22 Fog/Mist OVC003 14 14 100% 76.35 0.0
16 20:15 W 11 2.41 Fog/Mist OVC003 14 14 100% 76.35 0.0
16 19:55 W 7 1.21 Fog/Mist OVC003 14 14 100% 76.33 0.0
16 19:35 W 7 1.61 Fog/Mist OVC003 14 14 100% 76.33 0.0
16 19:15 W 7 4.02 Fog/Mist OVC003 14 14 100% 76.33 0.0
16 18:55 NW 9 6.44 Fog/Mist OVC003 14 14 100% 76.33 0.0
16 18:35 W 9 6.44 Fog/Mist OVC004 15 15 100% 76.33 0.0
16 18:15 NW 11 9.66 Fog/Mist OVC005 15 15 100% 76.33 0.0
16 17:55 NW 9 8.05 Fog/Mist OVC005 16 16 100% 76.35 0.0
16 17:35 W 11 8.05 Fog/Mist OVC006 15 15 100% 76.33 0.0
16 17:15 W 11 9.66 Fog/Mist OVC007 16 15 94% 76.35 0.0
16 16:55 W 11 9.66 Fog/Mist BKN007 16 15 94% 76.35 0.0
16 16:35 W 9 9.66 Fog/Mist BKN008 16 15 94% 76.35 0.0
16 16:15 NW 11 9.66 Partly Cloudy SCT007 SCT011 0 0 0% 76.38 0.0
16 15:55 Vrbl 11 11.27 A Few Clouds FEW010 17 15 88% 76.43 0.0
16 15:35 W 13 12.87 A Few Clouds FEW010 16 15 94% 76.43 0.0
16 15:15 W 11 11.27 A Few Clouds FEW009 16 15 94% 76.45 0.0
16 14:55 W 13 11.27 Partly Cloudy SCT008 16 15 94% 76.48 0.0
16 14:35 W 9 12.87 Mostly Cloudy BKN007 16 15 94% 76.5 0.0
16 14:15 W 11 G 20 14.48 Mostly Cloudy BKN007 16 15 94% 76.53 0.0
16 13:55 W 13 12.87 Overcast OVC007 16 15 94% 76.53 0.0
16 13:35 W 11 11.27 Overcast OVC006 16 15 94% 76.53 0.0
16 12:55 W 11 11.27 Overcast OVC006 16 15 94% 76.53 0.0
16 12:35 W 15 11.27 Mostly Cloudy BKN006 16 15 94% 76.56 0.0
16 12:15 W 9 11.27 Mostly Cloudy BKN007 16 15 94% 76.56 0.0
16 11:55 NW 11 12.87 Mostly Cloudy BKN007 16 15 94% 76.56 0.0
16 11:35 W 9 9.66 Overcast OVC006 0 0 0% 76.56 0.0
16 11:15 W 7 9.66 Fog/Mist OVC006 15 15 100% 76.56 0.0
16 10:55 W 9 9.66 Fog/Mist OVC007 15 15 100% 76.58 0.0
16 10:35 Calm 8.05 Fog/Mist OVC007 15 15 100% 76.56 0.0
16 10:15 Calm 11.27 Overcast OVC006 15 15 100% 76.56 0.0
16 09:55 Calm 11.27 Overcast OVC006 15 15 100% 76.56 0.0
16 09:35 NW 7 6.44 Fog/Mist OVC006 15 15 100% 76.56 0.0
16 09:15 NW 7 6.44 Fog/Mist OVC005 14 14 100% 76.56 0.0
16 08:55 NW 9 4.83 Fog/Mist OVC005 14 14 100% 76.56 0.0
16 08:35 N 6 6.44 Fog/Mist OVC005 14 14 100% 76.56 0.0
16 08:15 NW 6 4.83 Fog/Mist OVC005 14 14 100% 76.56 0.0
16 07:55 NW 9 4.02 Fog/Mist OVC005 14 14 100% 76.53 0.0
16 07:35 NW 7 8.05 Fog/Mist OVC006 14 14 100% 76.53 0.0
16 07:15 N 9 6.44 Fog/Mist OVC006 14 14 100% 76.48 0.0
16 06:55 NW 7 6.44 Fog/Mist OVC006 0 0 0% 76.48 0.0
16 06:35 NW 9 9.66 Fog/Mist OVC006 14 14 100% 76.48 0.0
16 06:15 N 7 8.05 Fog/Mist OVC006 14 14 100% 76.48 0.0
16 05:55 N 7 9.66 Fog/Mist OVC006 14 14 100% 76.48 0.0
16 05:35 N 7 8.05 Fog/Mist OVC007 14 14 100% 76.48 0.0
16 05:15 NW 11 9.66 Fog/Mist OVC006 14 14 100% 76.48 0.0
16 04:55 NW 6 8.05 Fog/Mist OVC007 14 14 100% 76.48 0.0
16 04:35 NW 9 8.05 Overcast OVC007 0 0 0% 76.5 0.0
16 04:15 N 11 6.44 Fog/Mist OVC007 14 14 100% 76.5 0.0
16 03:55 NW 13 8.05 Fog/Mist OVC007 14 14 100% 76.53 0.0
16 03:35 N 13 9.66 Fog/Mist OVC007 14 14 100% 76.53 0.0
16 03:15 N 9 9.66 Fog/Mist OVC007 14 14 100% 76.53 0.0
16 02:55 NW 13 11.27 Overcast OVC007 14 14 100% 76.53 0.0
16 02:35 NW 11 9.66 Fog/Mist OVC007 14 14 100% 76.5 0.0
16 02:15 NW 15 12.87 Overcast OVC007 14 14 100% 76.5 0.0
16 01:55 NW 11 11.27 Overcast OVC007 14 14 100% 76.5 0.0
16 01:35 N 11 11.27 Overcast OVC007 14 14 100% 76.53 0.0
16 01:15 N 7 11.27 Overcast OVC007 14 14 100% 76.53 0.0
16 00:55 N 9 11.27 Overcast OVC007 14 14 100% 76.53 0.0
16 00:35 NW 9 8.05 Fog/Mist OVC006 14 14 100% 76.53 0.0
16 00:15 N 9 8.05 Fog/Mist OVC006 14 14 100% 76.53 0.0
15 23:55 N 6 4.83 Fog/Mist OVC005 14 14 100% 76.53 0.0
15 23:35 NW 11 G 20 6.44 Fog/Mist OVC005 14 14 100% 76.53 0.0
15 23:15 N 11 4.83 Fog/Mist OVC005 14 14 100% 76.53 0.0
15 22:55 NW 11 G 20 6.44 Fog/Mist OVC005 14 14 100% 76.53 0.0
15 22:35 N 11 8.05 Fog/Mist OVC005 14 14 100% 76.53 0.0
15 22:15 N 11 6.44 Fog/Mist OVC005 14 14 100% 76.53 0.0
15 21:55 NW 11 G 24 6.44 Fog/Mist OVC005 14 14 100% 76.53 0.0
15 21:35 N 15 9.66 Fog/Mist OVC005 14 14 100% 76.53 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)