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.
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
10 21:35 S 7 8.05 Overcast OVC009 0 0 0% 76.1 0.0
10 21:15 SW 6 6.44 Fog/Mist OVC009 14 14 100% 76.07 0.0
10 20:55 Calm 6.44 Fog/Mist OVC009 14 14 100% 76.07 0.0
10 20:35 Calm 6.44 Fog/Mist OVC008 14 14 100% 76.07 0.0
10 20:15 W 9 4.83 Overcast OVC008 0 0 0% 76.05 0.0
10 19:55 Calm 6.44 Fog/Mist OVC008 14 14 100% 76.05 0.0
10 19:35 W 7 4.83 Fog/Mist OVC008 15 14 94% 76.05 0.0
10 19:15 SW 7 4.83 Fog/Mist OVC008 15 14 94% 76.02 0.0
10 18:55 Calm 4.83 Fog/Mist BKN008 15 14 94% 76.02 0.0
10 18:35 W 11 4.83 Fog/Mist BKN008 15 14 94% 76.02 0.0
10 18:15 SW 11 4.83 Fog/Mist SCT009 15 15 100% 76.02 0.0
10 17:55 SW 7 4.02 Fog/Mist CLR 15 15 100% 76.02 0.0
10 17:35 SW 9 4.83 Fog/Mist CLR 16 15 94% 76.02 0.0
10 17:15 W 9 4.83 Fog/Mist CLR 16 15 94% 76.05 0.0
10 16:55 Vrbl 7 4.83 Fog/Mist FEW013 16 15 94% 76.05 0.0
10 16:35 SW 11 6.44 Fog/Mist CLR 17 15 88% 76.05 0.0
10 16:15 Vrbl 9 4.83 Fog/Mist FEW013 17 15 88% 76.05 0.0
10 15:55 Vrbl 7 6.44 Fog/Mist SCT013 17 15 88% 76.07 0.0
10 15:35 Vrbl 6 4.83 Fog/Mist SCT013 17 15 88% 76.07 0.0
10 15:15 S 13 4.83 Fog/Mist CLR 17 15 88% 76.1 0.0
10 14:55 Vrbl 9 4.83 Fog/Mist CLR 17 15 88% 76.1 0.0
10 14:35 SW 9 4.83 Fog/Mist CLR 17 15 88% 76.1 0.0
10 14:15 S 13 6.44 Fog/Mist CLR 17 15 88% 76.1 0.0
10 13:55 S 15 4.83 Fog/Mist CLR 17 15 88% 76.1 0.0
10 13:35 S 11 G 20 4.83 Fog/Mist CLR 17 15 88% 76.1 0.0
10 13:15 SW 11 4.83 Fog/Mist CLR 17 15 88% 76.1 0.0
10 12:55 S 13 6.44 Fog/Mist CLR 17 15 88% 76.1 0.0
10 12:35 S 13 6.44 Fog/Mist CLR 17 15 88% 76.12 0.0
10 12:15 S 13 G 22 6.44 Fog/Mist CLR 17 15 88% 76.12 0.0
10 11:55 S 17 6.44 Fog/Mist CLR 17 15 88% 76.12 0.0
10 11:35 S 13 4.83 Fog/Mist CLR 17 15 88% 76.12 0.0
10 11:15 S 15 4.83 Fog/Mist CLR 16 15 94% 76.12 0.0
10 10:55 S 13 4.83 Fog/Mist FEW007 16 15 94% 76.12 0.0
10 10:35 S 15 4.02 A Few Clouds FEW007 0 0 0% 76.1 0.0
10 10:15 S 13 4.83 Fog/Mist FEW008 15 15 100% 76.1 0.0
10 09:55 S 15 4.83 Fog/Mist FEW008 15 15 100% 76.07 0.0
10 09:35 S 17 4.83 Fog/Mist FEW009 15 15 100% 76.07 0.0
10 09:15 S 15 4.83 Fog/Mist BKN009 15 15 100% 76.07 0.0
10 08:55 S 15 4.83 Fog/Mist BKN008 15 15 100% 76.05 0.0
10 08:35 S 15 4.02 Fog/Mist BKN008 15 15 100% 76.05 0.0
10 08:15 S 15 4.83 Fog/Mist BKN008 15 15 100% 76.02 0.0
10 07:55 SE 13 4.02 Fog/Mist OVC007 15 15 100% 76 0.0
10 07:35 S 17 4.02 Fog/Mist OVC007 15 15 100% 76 0.0
10 07:15 S 13 4.02 Fog/Mist OVC008 15 15 100% 75.97 0.0
10 06:55 SE 11 4.02 Fog/Mist OVC007 15 15 100% 75.97 0.0
10 06:35 SE 11 4.83 Fog/Mist OVC008 15 15 100% 75.95 0.0
10 05:55 SE 13 6.44 Fog/Mist OVC008 14 14 100% 75.92 0.0
10 05:35 SE 11 6.44 Fog/Mist OVC008 14 14 100% 75.9 0.0
10 04:35 S 9 6.44 Fog/Mist OVC008 15 15 100% 75.87 0.0
10 04:15 S 11 6.44 Fog/Mist OVC008 0 0 0% 75.87 0.0
10 03:55 S 9 6.44 Fog/Mist OVC008 15 15 100% 75.87 0.0
10 03:35 SE 7 6.44 Fog/Mist OVC008 15 15 100% 75.87 0.0
10 03:15 S 7 6.44 Fog/Mist OVC009 15 15 100% 75.87 0.0
10 02:55 SE 7 6.44 Fog/Mist OVC009 15 15 100% 75.87 0.0
10 02:35 S 7 6.44 Fog/Mist OVC009 15 15 100% 75.87 0.0
10 02:15 S 6 6.44 Fog/Mist OVC009 15 15 100% 75.9 0.0
10 01:55 S 6 6.44 Fog/Mist OVC010 15 15 100% 75.9 0.0
10 01:35 S 7 8.05 Fog/Mist OVC010 15 15 100% 75.92 0.0
10 01:15 E 11 6.44 Fog/Mist OVC010 15 14 94% 75.92 0.0
10 00:55 SE 7 6.44 Fog/Mist OVC010 15 14 94% 75.92 0.0
10 00:35 SE 9 6.44 Fog/Mist OVC010 15 14 94% 75.92 0.0
10 00:15 Calm 6.44 Fog/Mist OVC010 15 14 94% 75.95 0.0
09 23:55 SE 7 6.44 Fog/Mist OVC009 0 0 0% 75.95 0.0
09 23:35 SE 7 8.05 Fog/Mist OVC009 15 15 100% 75.95 0.0
09 23:15 Calm 6.44 Fog/Mist NULL 15 14 94% 75.95 0.0
09 22:55 SE 7 6.44 Fog/Mist OVC009 15 14 94% 75.95 0.0
09 22:35 Calm 6.44 Fog/Mist OVC009 15 14 94% 75.97 0.0
09 22:15 Calm 8.05 Fog/Mist OVC009 15 14 94% 75.95 0.0
09 21:55 Calm 6.44 Fog/Mist OVC008 14 14 100% 75.95 0.0
09 21:35 Calm 8.05 Fog/Mist OVC008 14 14 100% 75.95 0.0
09 21:15 Calm 8.05 Fog/Mist OVC008 14 14 100% 75.92 0.0
09 20:55 Calm 6.44 Fog/Mist OVC008 15 15 100% 75.92 0.0
09 20:35 Calm 6.44 Fog/Mist OVC008 14 14 100% 75.92 0.0
09 20:15 Calm 4.83 Fog/Mist OVC008 14 14 100% 75.9 0.0
09 19:55 NW 6 4.83 Fog/Mist OVC008 14 14 100% 75.87 0.0
09 19:35 W 7 4.83 Fog/Mist OVC008 15 14 94% 75.87 0.0
09 19:15 NW 7 4.83 Overcast OVC008 0 0 0% 75.87 0.0
09 18:55 NW 9 4.83 Fog/Mist OVC007 15 14 94% 75.87 0.0
09 18:35 NW 13 4.83 Fog/Mist OVC007 15 14 94% 75.87 0.0
09 18:15 NW 15 4.83 NULL NULL 0 0 0% 75.87 0.0
09 17:55 NW 13 4.83 Fog/Mist OVC006 15 15 100% 75.9 0.0
09 17:35 W 13 4.83 Fog/Mist OVC006 15 15 100% 75.87 0.0
09 17:15 Vrbl 11 4.83 Fog/Mist OVC006 15 15 100% 75.87 0.0
09 16:55 NW 13 4.83 Fog/Mist OVC005 15 15 100% 75.87 0.0
09 16:35 W 11 4.83 Fog/Mist OVC004 16 16 100% 75.9 0.0
09 16:15 W 9 4.02 Fog/Mist OVC004 16 16 100% 75.9 0.0
09 15:55 W 13 4.02 Fog/Mist OVC004 16 16 100% 75.92 0.0
09 15:35 W 9 4.83 Fog/Mist OVC005 16 16 100% 75.92 0.0
09 15:15 SW 9 4.83 Fog/Mist BKN005 16 16 100% 75.95 0.0
09 14:55 Vrbl 9 8.05 Fog/Mist OVC005 17 16 94% 75.95 0.0
09 14:35 Vrbl 7 4.83 Fog/Mist OVC005 17 16 94% 75.95 0.0
09 14:15 Vrbl 9 6.44 Fog/Mist OVC004 17 16 94% 75.97 0.0
09 13:55 Vrbl 7 4.83 Fog/Mist BKN004 17 16 94% 75.97 0.0
09 13:35 SW 11 6.44 Fog/Mist BKN005 17 16 94% 75.97 0.0
09 13:15 Vrbl 7 4.83 Fog/Mist BKN005 16 16 100% 75.95 0.0
09 12:55 SW 7 4.02 Fog/Mist OVC005 16 16 100% 75.97 0.0
09 12:35 Vrbl 7 2.82 Fog/Mist OVC004 16 16 100% 75.97 0.0
09 12:15 Vrbl 9 4.02 Fog/Mist OVC004 16 16 100% 75.97 0.0
09 11:55 SW 7 4.83 Fog/Mist BKN004 16 16 100% 76 0.0
09 11:35 SW 13 3.22 Fog/Mist BKN005 16 15 94% 76 0.0
09 11:15 SW 9 12.87 Partly Cloudy SCT006 16 15 94% 75.97 0.0
09 10:55 Calm 14.48 Mostly Cloudy BKN006 16 15 94% 75.95 0.0
09 10:35 SE 11 11.27 Mostly Cloudy BKN005 16 15 94% 75.97 0.0
09 10:15 S 11 14.48 A Few Clouds FEW007 16 15 94% 75.95 0.0
09 09:55 Vrbl 9 14.48 Fair CLR 16 15 94% 75.92 0.0
09 09:35 S 11 14.48 Fair CLR 16 15 94% 75.95 0.0
09 09:15 S 9 12.87 A Few Clouds FEW004 15 15 100% 75.92 0.0
09 08:55 S 11 12.87 Partly Cloudy SCT003 14 14 100% 75.92 0.0
09 08:35 S 13 11.27 Mostly Cloudy BKN003 14 14 100% 75.92 0.0
09 08:15 S 13 4.83 Fog/Mist BKN003 14 14 100% 75.92 0.0
09 07:55 S 13 6.44 Fog/Mist BKN004 14 14 100% 75.92 0.0
09 07:35 S 11 14.48 Mostly Cloudy BKN004 13 13 100% 75.9 0.0
09 07:15 SE 11 9.66 Fog/Mist OVC004 13 13 100% 75.9 0.0
09 06:55 SE 11 6.44 Fog/Mist OVC003 13 13 100% 75.9 0.0
09 06:35 SE 11 8.05 Fog/Mist OVC003 13 13 100% 75.87 0.0
09 06:15 SE 15 6.44 Fog/Mist OVC003 13 13 100% 75.87 0.0
09 05:55 SE 17 2.41 Fog/Mist OVC002 13 13 100% 75.87 0.0
09 05:35 SE 13 1.21 Fog/Mist OVC002 13 13 100% 75.87 0.0
09 05:15 SE 11 0.80 Fog/Mist OVC002 13 13 100% 75.84 0.0
09 04:35 SE 15 0.80 Fog/Mist OVC002 13 13 100% 75.84 0.0
09 04:15 SE 17 1.61 Fog/Mist OVC002 13 13 100% 75.84 0.0
09 03:55 SE 11 1.21 Fog/Mist OVC002 13 13 100% 75.84 0.0
09 03:35 SE 15 0.40 Fog OVC002 13 13 100% 75.87 0.0
09 02:55 SE 13 0.80 Fog OVC002 14 14 100% 75.9 0.0
09 02:35 SE 15 0.40 Fog OVC002 14 14 100% 75.9 0.0
09 02:15 SE 13 0.40 Overcast OVC002 0 0 0% 75.9 0.0
09 01:55 S 9 0.80 Fog/Mist OVC002 14 14 100% 75.9 0.0
09 01:35 SE 9 1.21 Fog/Mist OVC002 14 14 100% 75.9 0.0
09 01:15 SE 7 0.80 Fog OVC002 14 14 100% 75.92 0.0
09 00:55 SE 6 1.61 Fog/Mist OVC002 14 14 100% 75.92 0.0
09 00:35 SE 6 1.21 Fog/Mist OVC002 14 14 100% 75.92 0.0
09 00:15 SE 6 0.80 Fog/Mist OVC002 14 14 100% 75.95 0.0
08 23:55 Calm 2.82 Fog/Mist OVC002 14 14 100% 75.95 0.0
08 23:35 Calm 4.02 Fog/Mist OVC003 14 14 100% 75.97 0.0
08 23:15 S 7 4.02 Fog/Mist OVC003 14 14 100% 75.97 0.0
08 22:55 Calm 4.83 Fog/Mist OVC003 14 14 100% 76 0.0
08 22:35 Calm 4.83 Overcast OVC003 0 0 0% 76 0.0
08 22:15 Calm 4.02 Fog/Mist OVC003 14 14 100% 76.02 0.0
08 21:55 Vrbl 6 4.83 Fog/Mist OVC003 14 14 100% 76.02 0.0
08 21:35 Calm 4.83 Fog/Mist OVC003 14 14 100% 76.02 0.0
08 21:15 Calm 6.44 Fog/Mist OVC003 14 14 100% 76.02 0.0
08 20:55 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.02 0.0
08 20:35 Calm 8.05 Overcast OVC004 0 0 0% 76.02 0.0
08 20:15 Calm 6.44 Fog/Mist OVC004 14 14 100% 76.05 0.0
08 19:55 NW 7 6.44 Fog/Mist OVC004 14 14 100% 76.02 0.0
08 19:35 NW 7 6.44 Fog/Mist OVC005 15 15 100% 76.05 0.0
08 19:15 NW 9 6.44 Fog/Mist OVC005 15 15 100% 76.05 0.0
08 18:55 NW 9 8.05 Fog/Mist OVC006 15 15 100% 76.05 0.0
08 18:35 W 9 6.44 Fog/Mist OVC006 15 15 100% 76.05 0.0
08 18:15 Vrbl 9 8.05 Fog/Mist OVC006 15 15 100% 76.07 0.0
08 17:55 NW 9 9.66 Fog/Mist OVC007 15 15 100% 76.07 0.0
08 17:35 NW 7 8.05 Fog/Mist OVC007 15 15 100% 76.07 0.0
08 17:15 NW 9 9.66 Fog/Mist OVC007 15 15 100% 76.1 0.0
08 16:55 Vrbl 11 G 20 8.05 Fog/Mist OVC007 15 15 100% 76.1 0.0
08 16:35 NW 13 6.44 Fog/Mist OVC006 15 15 100% 76.1 0.0
08 16:15 NW 15 9.66 Fog/Mist BKN008 16 15 94% 76.12 0.0
08 15:55 NW 11 8.05 Fog/Mist BKN008 16 15 94% 76.12 0.0
08 15:35 NW 13 8.05 Fog/Mist SCT008 16 15 94% 76.15 0.0
08 15:15 NW 13 8.05 Fog/Mist SCT007 16 15 94% 76.15 0.0
08 14:55 NW 15 8.05 Fog/Mist BKN007 16 15 94% 76.17 0.0
08 14:35 NW 15 8.05 Fog/Mist BKN007 16 15 94% 76.17 0.0
08 14:15 N 15 9.66 Partly Cloudy SCT007 0 0 0% 76.2 0.0
08 13:55 NW 13 8.05 Fog/Mist OVC007 16 15 94% 76.2 0.0
08 13:35 NW 13 8.05 Fog/Mist BKN007 16 15 94% 76.2 0.0
08 13:15 NW 11 11.27 Partly Cloudy SCT008 16 15 94% 76.23 0.0
08 12:55 NW 11 11.27 Mostly Cloudy BKN007 16 15 94% 76.23 0.0
08 12:35 NW 11 8.05 Fog/Mist BKN006 16 15 94% 76.23 0.0
08 12:15 Vrbl 11 8.05 Fog/Mist OVC006 16 15 94% 76.25 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)