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.
07 10:35 NW 13 4.02 Fog/Mist FEW013 13 13 100% 76.43 0.0
07 10:15 NW 11 3.22 Fog/Mist FEW007 BKN013 13 13 100% 76.4 0.0
07 09:55 NW 11 3.22 Fog/Mist FEW008 BKN013 13 13 100% 76.4 0.0
07 09:35 NW 13 4.83 Fog/Mist BKN013 13 13 100% 76.38 0.0
07 09:15 NW 13 4.83 Fog/Mist FEW008 OVC013 13 13 100% 76.38 0.0
07 08:55 NW 15 4.83 Fog/Mist FEW008 BKN013 13 13 100% 76.35 0.0
07 08:35 NW 9 4.83 Fog/Mist FEW007 BKN013 13 13 100% 76.35 0.0
07 08:15 NW 15 4.83 Fog/Mist FEW007 BKN013 13 13 100% 76.33 0.0
07 07:55 NW 11 4.02 Fog/Mist FEW009 BKN013 13 13 100% 76.33 0.0
07 07:35 NW 13 6.44 Fog/Mist FEW009 BKN013 13 13 100% 76.3 0.0
07 07:15 NW 9 3.22 Fog/Mist FEW008 BKN013 13 13 100% 76.3 0.0
07 06:55 NW 7 4.83 Fog/Mist OVC013 13 13 100% 76.3 0.0
07 06:35 NW 9 G 22 3.22 Fog/Mist SCT008 BKN013 13 13 100% 76.28 0.0
07 06:15 NW 9 4.83 Fog/Mist SCT007 OVC012 13 13 100% 76.28 0.0
07 05:55 NW 9 6.44 Fog/Mist FEW007 OVC011 13 13 100% 76.28 0.0
07 05:35 NW 13 4.83 Fog/Mist SCT006 OVC012 13 13 100% 76.28 0.0
07 05:15 NW 11 4.83 Fog/Mist SCT006 OVC012 13 13 100% 76.25 0.0
07 04:55 NW 11 4.83 Fog/Mist SCT007 OVC011 13 13 100% 76.25 0.0
07 04:35 NW 15 4.83 Fog/Mist BKN010 OVC013 13 13 100% 76.28 0.0
07 04:15 NW 13 4.83 Overcast OVC009 0 0 0% 76.25 0.0
07 03:55 NW 11 4.02 Fog/Mist OVC008 13 13 100% 76.28 0.0
07 03:35 NW 11 4.83 Fog/Mist OVC008 13 13 100% 76.25 0.0
07 03:15 NW 11 4.02 Fog/Mist OVC008 13 13 100% 76.25 0.0
07 02:55 NW 9 4.83 Fog/Mist OVC006 13 13 100% 76.25 0.0
07 02:35 NW 11 4.83 Fog/Mist OVC006 13 13 100% 76.25 0.0
07 02:15 NW 15 4.83 Fog/Mist OVC006 13 13 100% 76.23 0.0
07 01:55 N 6 6.44 Fog/Mist OVC006 13 13 100% 76.25 0.0
07 01:35 NW 7 8.05 Fog/Mist OVC007 13 13 100% 76.25 0.0
07 01:15 NW 13 6.44 Fog/Mist OVC007 13 13 100% 76.25 0.0
07 00:55 NW 13 4.83 Fog/Mist OVC006 13 13 100% 76.25 0.0
07 00:35 NW 11 4.83 Fog/Mist OVC007 13 13 100% 76.28 0.0
07 00:15 Calm 4.83 Fog/Mist OVC007 13 13 100% 76.28 0.0
06 23:55 NW 15 4.83 Fog/Mist OVC007 13 13 100% 76.28 0.0
06 23:35 Vrbl 9 4.83 Fog/Mist OVC006 13 13 100% 76.28 0.0
06 23:15 NW 11 6.44 Fog/Mist OVC006 13 13 100% 76.28 0.0
06 22:55 NW 13 4.83 Fog/Mist OVC006 13 13 100% 76.28 0.0
06 22:35 NW 13 6.44 Fog/Mist OVC007 13 13 100% 76.3 0.0
06 22:15 NW 13 9.66 Fog/Mist OVC007 13 13 100% 76.3 0.0
06 21:55 NW 17 9.66 Fog/Mist OVC008 13 13 100% 76.28 0.0
06 21:35 N 11 11.27 Overcast OVC008 13 13 100% 76.28 0.0
06 21:15 NW 17 9.66 Fog/Mist OVC008 13 13 100% 76.25 0.0
06 20:55 NW 15 9.66 Fog/Mist OVC009 13 13 100% 76.25 0.0
06 20:35 NW 15 9.66 Fog/Mist OVC009 13 13 100% 76.25 0.0
06 20:15 NW 11 11.27 Overcast OVC009 13 13 100% 76.25 0.0
06 19:55 N 9 12.87 Overcast OVC009 13 13 100% 76.25 0.0
06 19:35 Vrbl 11 11.27 Overcast OVC009 13 13 100% 76.25 0.0
06 19:15 NW 11 12.87 Overcast OVC009 13 13 100% 76.23 0.0
06 18:55 NW 19 11.27 Overcast OVC008 13 13 100% 76.23 0.0
06 18:35 NW 17 12.87 Overcast OVC008 14 13 94% 76.23 0.0
06 18:15 W 9 G 19 12.87 Overcast OVC009 14 13 94% 76.23 0.0
06 17:55 NW 15 14.48 Overcast OVC009 14 13 94% 76.2 0.0
06 17:35 NW 9 14.48 Overcast OVC012 14 13 94% 76.23 0.0
06 17:15 NW 17 14.48 Overcast OVC012 0 0 0% 76.23 0.0
06 16:55 W 9 14.48 Overcast OVC012 14 13 94% 76.23 0.0
06 16:35 W 11 14.48 Overcast OVC013 15 13 88% 76.25 0.0
06 16:15 Vrbl 11 G 22 14.48 Overcast OVC013 16 13 83% 76.25 0.0
06 15:55 W 15 14.48 Overcast OVC013 15 13 88% 76.25 0.0
06 15:35 W 17 14.48 Overcast OVC013 15 13 88% 76.25 0.0
06 15:15 W 15 14.48 Overcast OVC013 15 13 88% 76.28 0.0
06 14:55 W 15 16.09 Overcast OVC012 15 13 88% 76.28 0.0
06 14:35 W 13 14.48 Overcast OVC013 0 0 0% 76.28 0.0
06 14:15 Vrbl 11 12.87 Overcast OVC013 15 14 94% 76.28 0.0
06 13:55 W 15 16.09 Overcast OVC013 15 13 88% 76.28 0.0
06 13:35 W 13 14.48 Overcast OVC013 0 0 0% 76.28 0.0
06 13:15 W 15 14.48 Overcast OVC014 15 13 88% 76.28 0.0
06 12:55 W 11 14.48 Overcast OVC014 15 14 94% 76.28 0.0
06 12:35 W 11 14.48 Overcast OVC014 15 14 94% 76.28 0.0
06 12:15 W 13 14.48 Mostly Cloudy FEW006 BKN014 14 14 100% 76.28 0.0
06 11:55 W 13 12.87 Mostly Cloudy FEW007 BKN014 15 14 94% 76.28 0.0
06 11:35 SW 9 11.27 Mostly Cloudy FEW007 BKN013 15 14 94% 76.28 0.0
06 11:15 SW 13 12.87 Mostly Cloudy FEW008 BKN013 15 14 94% 76.25 0.0
06 10:55 SW 13 11.27 Mostly Cloudy FEW007 BKN014 15 14 94% 76.25 0.0
06 10:35 SW 13 6.44 Fog/Mist BKN006 BKN015 14 14 100% 76.25 0.0
06 10:15 SW 9 3.22 Fog/Mist BKN005 BKN013 14 14 100% 76.25 0.0
06 09:55 SW 11 2.41 Overcast BKN005 OVC013 0 0 0% 76.25 0.0
06 09:35 W 9 3.22 Fog/Mist SCT005 BKN014 BKN020 14 14 100% 76.25 0.0
06 09:15 S 13 9.66 Fog/Mist BKN014 BKN020 14 14 100% 76.25 0.0
06 08:55 S 11 9.66 Fog/Mist OVC014 14 14 100% 76.25 0.0
06 08:35 S 9 12.87 Overcast OVC014 14 14 100% 76.23 0.0
06 08:15 S 13 6.44 Fog/Mist OVC013 14 14 100% 76.23 0.0
06 07:55 S 13 8.05 Fog/Mist OVC013 13 13 100% 76.2 0.0
06 07:35 S 13 8.05 Fog/Mist OVC014 13 13 100% 76.2 0.0
06 07:15 S 11 4.83 Fog/Mist OVC011 13 13 100% 76.2 0.0
06 06:55 S 15 6.44 Fog/Mist OVC010 13 13 100% 76.2 0.0
06 06:35 S 11 4.02 Fog/Mist BKN008 OVC011 13 13 100% 76.17 0.0
06 06:15 Vrbl 9 2.41 Fog/Mist BKN006 OVC011 13 13 100% 76.15 0.0
06 05:55 SW 9 6.44 Fog/Mist BKN007 OVC013 13 13 100% 76.12 0.0
06 05:35 SW 9 4.83 Fog/Mist BKN007 OVC010 13 13 100% 76.15 0.0
06 05:15 SW 9 3.22 Fog/Mist OVC009 13 13 100% 76.15 0.0
06 04:55 SW 9 6.44 Fog/Mist OVC008 13 13 100% 76.15 0.0
06 04:35 SW 7 4.83 Fog/Mist OVC006 13 13 100% 76.15 0.0
06 04:15 SW 9 4.83 Fog/Mist OVC006 13 13 100% 76.15 0.0
06 03:55 Vrbl 6 3.22 Fog/Mist BKN005 OVC010 13 13 100% 76.15 0.0
06 03:35 S 11 8.05 Fog/Mist OVC010 13 13 100% 76.15 0.0
06 03:15 S 15 4.83 Fog/Mist OVC010 13 13 100% 76.15 0.0
06 02:55 S 11 4.83 Fog/Mist BKN008 OVC012 13 13 100% 76.15 0.0
06 02:35 SW 9 2.82 Fog/Mist BKN005 OVC010 13 13 100% 76.15 0.0
06 01:35 Calm 6.44 Fog/Mist BKN008 OVC011 14 14 100% 76.17 0.0
06 01:15 Calm 4.83 Fog/Mist BKN007 OVC010 14 14 100% 76.17 0.0
06 00:55 Calm 4.83 Fog/Mist BKN008 OVC011 14 14 100% 76.2 0.0
06 00:35 S 6 4.83 Fog/Mist OVC008 14 14 100% 76.2 0.0
05 23:55 Vrbl 6 4.83 Overcast OVC008 0 0 0% 76.2 0.0
05 23:35 W 9 9.66 Fog/Mist FEW005 OVC010 14 14 100% 76.2 0.0
05 23:15 W 6 6.44 Fog/Mist OVC009 14 14 100% 76.23 0.0
05 22:55 W 6 4.83 Fog/Mist OVC009 14 14 100% 76.23 0.0
05 22:35 W 7 6.44 Fog/Mist OVC010 14 14 100% 76.23 0.0
05 22:15 W 6 8.05 Fog/Mist OVC009 14 14 100% 76.23 0.0
05 21:55 Calm 11.27 Overcast OVC011 14 14 100% 76.23 0.0
05 21:35 Calm 9.66 Fog/Mist OVC010 14 14 100% 76.23 0.0
05 21:15 Calm 8.05 Fog/Mist OVC010 14 14 100% 76.2 0.0
05 20:55 Calm 8.05 Fog/Mist OVC010 14 14 100% 76.2 0.0
05 20:35 W 9 6.44 Fog/Mist OVC010 14 14 100% 76.2 0.0
05 20:15 W 7 8.05 Fog/Mist OVC010 14 14 100% 76.2 0.0
05 19:55 W 9 8.05 Fog/Mist OVC010 14 14 100% 76.2 0.0
05 19:35 W 9 8.05 Fog/Mist OVC010 14 14 100% 76.2 0.0
05 19:15 W 7 12.87 Overcast OVC011 14 14 100% 76.2 0.0
05 18:55 W 9 9.66 Fog/Mist BKN009 OVC013 15 14 94% 76.2 0.0
05 18:35 W 7 6.44 Fog/Mist BKN009 OVC013 14 14 100% 76.17 0.0
05 18:15 W 9 6.44 Fog/Mist BKN008 BKN012 15 15 100% 76.2 0.0
05 17:55 W 7 4.83 Fog/Mist BKN012 15 15 100% 76.2 0.0
05 17:35 SW 7 9.66 Fog/Mist OVC013 15 15 100% 76.23 0.0
05 17:15 W 9 9.66 Fog/Mist OVC013 15 15 100% 76.23 0.0
05 16:55 W 7 11.27 Overcast OVC013 15 14 94% 76.23 0.0
05 16:35 W 9 11.27 Overcast OVC013 0 0 0% 76.25 0.0
05 16:15 W 7 12.87 Overcast OVC013 15 15 100% 76.25 0.0
05 15:55 W 9 12.87 Overcast OVC013 16 14 88% 76.25 0.0
05 15:35 W 6 11.27 Overcast OVC013 15 15 100% 76.25 0.0
05 15:15 W 11 12.87 Overcast FEW009 OVC013 16 15 94% 76.28 0.0
05 14:55 W 9 11.27 Overcast OVC013 16 14 88% 76.28 0.0
05 14:35 W 9 14.48 Overcast OVC013 16 14 88% 76.28 0.0
05 14:15 W 9 12.87 Overcast OVC013 16 15 94% 76.28 0.0
05 13:55 SW 11 12.87 Overcast OVC013 16 15 94% 76.3 0.0
05 13:35 W 13 14.48 Overcast SCT008 OVC013 16 15 94% 76.3 0.0
05 13:15 W 13 12.87 Mostly Cloudy SCT008 BKN013 16 15 94% 76.3 0.0
05 12:55 S 9 11.27 Partly Cloudy SCT013 16 15 94% 76.33 0.0
05 12:35 Vrbl 9 4.02 Fog/Mist FEW008 FEW013 15 15 100% 76.33 0.0
05 12:15 SW 7 4.83 Fog/Mist FEW007 SCT013 15 14 94% 76.33 0.0
05 11:55 SW 9 11.27 Mostly Cloudy BKN013 16 14 88% 76.33 0.0
05 11:15 S 7 4.83 Fog/Mist FEW007 BKN013 15 14 94% 76.3 0.0
05 10:55 Vrbl 7 2.41 Fog/Mist SCT007 BKN013 14 14 100% 76.3 0.0
05 10:35 Vrbl 6 4.83 Fog/Mist FEW009 BKN013 14 14 100% 76.3 0.0
05 10:15 S 13 9.66 Fog/Mist SCT012 15 14 94% 76.3 0.0
05 09:55 Calm 8.05 Fog/Mist FEW008 SCT013 14 14 100% 76.28 0.0
05 09:35 S 13 14.48 Mostly Cloudy FEW008 BKN013 14 14 100% 76.28 0.0
05 09:15 Calm 2.82 Fog/Mist BKN006 BKN012 13 13 100% 76.3 0.0
05 08:55 W 7 2.41 Fog/Mist OVC006 13 13 100% 76.3 0.0
05 08:35 S 7 4.02 Fog/Mist BKN008 BKN013 13 13 100% 76.28 0.0
05 08:15 S 6 6.44 Fog/Mist BKN008 BKN013 13 13 100% 76.28 0.0
05 07:55 Vrbl 7 9.66 Fog/Mist BKN008 13 13 100% 76.28 0.0
05 07:35 Vrbl 9 11.27 Overcast OVC008 13 13 100% 76.28 0.0
05 06:55 SW 7 3.22 Fog/Mist OVC007 12 12 100% 76.28 0.0
05 06:35 SW 6 8.05 Fog/Mist OVC007 13 13 100% 76.25 0.0
05 06:15 W 7 3.22 Fog/Mist OVC006 12 12 100% 76.23 0.0
05 05:55 W 6 3.22 Fog/Mist OVC006 13 13 100% 76.2 0.0
05 05:35 W 6 4.83 Fog/Mist OVC006 13 13 100% 76.2 0.0
05 05:15 Calm 4.02 Fog/Mist OVC004 13 13 100% 76.23 0.0
05 04:55 Calm 4.02 Fog/Mist OVC005 13 13 100% 76.23 0.0
05 04:35 Calm 4.02 Fog/Mist OVC008 13 13 100% 76.23 0.0
05 04:15 S 7 6.44 Fog/Mist OVC007 13 13 100% 76.23 0.0
05 03:55 S 9 4.02 Fog/Mist OVC006 13 13 100% 76.23 0.0
05 03:35 Calm 4.02 Fog/Mist OVC006 13 13 100% 76.23 0.0
05 03:15 Calm 4.02 Fog/Mist OVC007 13 13 100% 76.23 0.0
05 02:55 Calm 6.44 Fog/Mist OVC007 13 13 100% 76.2 0.0
05 02:35 Calm 6.44 Fog/Mist OVC008 13 13 100% 76.2 0.0
05 02:15 Calm 4.83 Fog/Mist OVC007 13 13 100% 76.25 0.0
05 01:55 Calm 6.44 Overcast OVC006 0 0 0% 76.25 0.0
05 01:35 S 9 8.05 Fog/Mist OVC005 13 13 100% 76.28 0.0
05 01:15 SW 6 6.44 Fog/Mist OVC004 13 13 100% 76.3 0.0
05 00:55 Calm 9.66 Fog/Mist OVC004 13 13 100% 76.3 0.0
05 00:35 Calm 8.05 Fog/Mist OVC004 13 13 100% 76.3 0.0
05 00:15 Calm 8.05 Fog/Mist OVC005 13 13 100% 76.3 0.0
04 23:55 S 7 9.66 Fog/Mist OVC005 13 13 100% 76.28 0.0
04 23:35 Vrbl 6 9.66 Fog/Mist OVC005 13 13 100% 76.3 0.0
04 23:15 Calm 8.05 Fog/Mist OVC005 13 13 100% 76.3 0.0
04 22:55 Calm 11.27 Overcast OVC005 0 0 0% 76.3 0.0
04 22:35 Calm 11.27 Overcast OVC005 13 13 100% 76.3 0.0
04 22:15 Calm 9.66 Fog/Mist OVC005 13 13 100% 76.3 0.0
04 21:55 SW 7 9.66 Fog/Mist OVC005 13 13 100% 76.3 0.0
04 21:35 Calm 6.44 Fog/Mist OVC005 13 13 100% 76.3 0.0
04 21:15 Calm 8.05 Fog/Mist OVC005 13 13 100% 76.3 0.0
04 20:55 SW 9 8.05 Fog/Mist OVC005 13 13 100% 76.3 0.0
04 20:35 Calm 6.44 Fog/Mist OVC005 13 13 100% 76.25 0.0
04 20:15 W 7 6.44 Fog/Mist OVC005 13 13 100% 76.28 0.0
04 19:55 Calm 6.44 Fog/Mist OVC005 13 13 100% 76.28 0.0
04 19:35 Calm 6.44 Fog/Mist OVC005 13 13 100% 76.25 0.0
04 19:15 Calm 8.05 Fog/Mist OVC005 13 13 100% 76.23 0.0
04 18:55 Calm 8.05 Fog/Mist OVC005 13 13 100% 76.25 0.0
04 18:35 W 6 11.27 Overcast OVC005 13 13 100% 76.23 0.0
04 18:15 NW 11 9.66 Fog/Mist OVC005 13 13 100% 76.23 0.0
04 17:55 NW 9 8.05 Fog/Mist OVC005 14 14 100% 76.25 0.0
04 17:35 NW 9 8.05 Fog/Mist OVC006 14 14 100% 76.25 0.0
04 17:15 W 9 9.66 Fog/Mist OVC006 14 14 100% 76.25 0.0
04 16:55 NW 9 9.66 Fog/Mist BKN007 14 14 100% 76.25 0.0
04 16:35 Vrbl 9 12.87 Mostly Cloudy BKN007 14 14 100% 76.25 0.0
04 16:15 W 11 12.87 Partly Cloudy SCT007 15 14 94% 76.25 0.0
04 15:55 Vrbl 11 12.87 Partly Cloudy SCT007 15 14 94% 76.28 0.0
04 15:35 W 15 12.87 A Few Clouds FEW007 15 14 94% 76.28 0.0
04 15:15 W 15 12.87 Partly Cloudy SCT007 15 14 94% 76.28 0.0
04 14:55 W 15 12.87 Mostly Cloudy BKN006 15 14 94% 76.3 0.0
04 14:35 W 13 11.27 Mostly Cloudy BKN006 BKN010 15 14 94% 76.3 0.0
04 14:15 W 11 12.87 Mostly Cloudy SCT009 BKN013 15 14 94% 76.3 0.0
04 13:55 Vrbl 11 14.48 Mostly Cloudy BKN010 16 14 88% 76.33 0.0
04 13:35 SW 13 12.87 Mostly Cloudy BKN009 15 14 94% 76.33 0.0
04 13:15 S 11 14.48 Mostly Cloudy BKN010 15 14 94% 76.33 0.0
04 12:55 S 11 14.48 Mostly Cloudy BKN010 15 14 94% 76.33 0.0
04 12:35 Vrbl 9 16.09 Mostly Cloudy BKN007 BKN010 15 14 94% 76.35 0.0
04 12:15 SE 11 12.87 Mostly Cloudy BKN006 15 14 94% 76.35 0.0
04 11:55 S 11 14.48 Partly Cloudy SCT007 15 14 94% 76.35 0.0
04 11:35 SE 9 8.05 Fog/Mist BKN007 15 14 94% 76.35 0.0
04 11:15 S 9 4.83 Fog/Mist BKN006 14 14 100% 76.35 0.0
04 10:55 Vrbl 7 9.66 Fog/Mist BKN006 BKN009 BKN013 14 14 100% 76.35 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)