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.
24 11:15 NW 15 6.44 Fog/Mist CLR 18 16 88% 76 0.0
24 10:55 NW 13 4.83 Fog/Mist CLR 17 16 94% 76 0.0
24 10:35 W 11 4.83 Fog/Mist CLR 17 16 94% 76 0.0
24 10:15 NW 11 4.83 Fog/Mist CLR 17 16 94% 75.97 0.0
24 09:55 W 7 4.83 NULL NULL 0 0 0% 75.97 0.0
24 09:35 W 6 0.00 NULL NULL 17 16 94% 75.97 0.0
24 09:15 Calm 4.83 Fog/Mist CLR 0 0 0% 0 0.0
24 08:55 NW 9 4.83 Fog/Mist CLR 15 15 100% 75.97 0.0
24 08:35 Calm 4.83 Fog/Mist CLR 15 15 100% 75.97 0.0
24 08:15 Calm 4.83 Fog/Mist CLR 12 12 100% 75.95 0.0
24 07:55 Calm 6.44 Fog/Mist FEW004 11 11 100% 75.95 0.0
24 07:35 Calm 4.83 Fog/Mist FEW003 10 10 100% 75.95 0.0
24 07:15 Calm 6.44 Fog/Mist BKN003 10 10 100% 75.92 0.0
24 06:55 Calm 9.66 Fog/Mist OVC003 9 9 100% 75.9 0.0
24 06:35 Calm 9.66 Fog/Mist OVC003 9 9 100% 75.87 0.0
24 06:15 Calm 9.66 Fog/Mist OVC003 9 9 100% 75.9 0.0
24 05:55 Calm 9.66 Fog/Mist SCT003 9 9 100% 75.87 0.0
24 05:35 Calm 11.27 Partly Cloudy SCT003 10 10 100% 75.87 0.0
24 05:15 Calm 4.83 Fog/Mist BKN003 9 9 100% 75.87 0.0
24 04:55 Calm 8.05 Overcast OVC003 0 0 0% 75.87 0.0
24 04:35 Calm 6.44 Fog/Mist OVC003 10 10 100% 75.87 0.0
24 04:15 Calm 6.44 Fog/Mist OVC003 10 10 100% 75.9 0.0
24 03:55 Calm 6.44 Fog/Mist OVC003 10 10 100% 75.9 0.0
24 03:35 Calm 6.44 Fog/Mist OVC003 10 10 100% 75.9 0.0
24 03:15 Calm 8.05 Fog/Mist OVC003 10 10 100% 75.9 0.0
24 02:55 Calm 6.44 Fog/Mist OVC003 10 10 100% 75.92 0.0
24 02:35 Calm 6.44 Fog/Mist OVC003 10 10 100% 75.9 0.0
24 02:15 NE 7 8.05 Fog/Mist OVC003 10 10 100% 9 75.9 0.0
24 01:55 Calm 11.27 Overcast OVC003 10 10 100% 75.9 0.0
24 01:35 Calm 9.66 Fog/Mist BKN003 10 10 100% 75.9 0.0
24 01:15 Calm 9.66 Fog/Mist FEW003 10 10 100% 75.9 0.0
24 00:55 Calm 11.27 A Few Clouds FEW003 10 10 100% 75.9 0.0
24 00:35 Calm 8.05 Fog/Mist FEW003 11 11 100% 75.9 0.0
24 00:15 Calm 9.66 Fog/Mist CLR 10 10 100% 75.9 0.0
23 23:55 Calm 8.05 Fog/Mist CLR 11 11 100% 75.87 0.0
23 23:35 Calm 9.66 Fog/Mist CLR 11 11 100% 75.9 0.0
23 23:15 Calm 9.66 Fog/Mist CLR 11 11 100% 75.9 0.0
23 22:55 Calm 8.05 Fog/Mist FEW003 12 12 100% 75.9 0.0
23 22:35 NW 6 4.83 Fog/Mist CLR 12 12 100% 75.9 0.0
23 22:15 NW 7 6.44 Fog/Mist CLR 12 12 100% 75.9 0.0
23 21:55 NW 9 8.05 Fair CLR 0 0 0% 75.9 0.0
23 21:35 Calm 9.66 Fog/Mist CLR 12 12 100% 75.9 0.0
23 21:15 Calm 6.44 Fog/Mist CLR 13 13 100% 75.9 0.0
23 20:55 Calm 6.44 Fog/Mist CLR 14 14 100% 75.9 0.0
23 20:35 NW 9 6.44 Fog/Mist CLR 14 14 100% 75.87 0.0
23 19:55 N 6 8.05 Fog/Mist CLR 14 14 100% 75.9 0.0
23 19:35 NW 7 8.05 Fog/Mist FEW017 15 15 100% 75.87 0.0
23 19:15 NW 11 6.44 Fog/Mist FEW017 15 15 100% 75.9 0.0
23 18:55 Calm 9.66 Fog/Mist CLR 16 15 94% 75.87 0.0
23 18:35 N 13 8.05 Fog/Mist CLR 16 15 94% 75.87 0.0
23 18:15 NW 19 9.66 Fog/Mist CLR 17 15 88% 75.87 0.0
23 17:55 NW 17 G 26 11.27 Fair CLR 18 15 83% 75.87 0.0
23 17:35 NW 20 G 30 11.27 Fair CLR 18 14 78% 75.87 0.0
23 17:15 NW 24 12.87 Fair CLR 19 14 73% 75.9 0.0
23 16:55 NW 22 12.87 Fair CLR 19 14 73% 75.9 0.0
23 16:35 NW 20 11.27 Fair CLR 20 14 69% 75.9 0.0
23 16:15 NW 19 11.27 NULL NULL 23 13 53% 75.92 0.0
23 15:55 NW 19 0.00 NULL NULL 22 14 61% 75.92 0.0
23 15:15 NW 24 11.27 Fair CLR 19 15 78% 75.95 0.0
23 14:55 NW 22 11.27 Fair CLR 18 15 83% 75.95 0.0
23 14:35 N 20 11.27 Fair CLR 17 15 88% 75.97 0.0
23 14:15 NW 28 11.27 Partly Cloudy SCT004 17 15 88% 75.97 0.0
23 13:55 N 24 8.05 Fog/Mist BKN004 17 15 88% 75.97 0.0
23 13:35 NW 26 4.83 Fog/Mist BKN004 16 15 94% 76 0.0
23 13:15 NW 24 6.44 Fog/Mist BKN004 16 15 94% 76 0.0
23 12:55 NW 22 4.83 Fog/Mist BKN004 17 16 94% 76.02 0.0
23 12:35 NW 17 4.83 Fog/Mist CLR 17 16 94% 76.05 0.0
23 12:15 NW 17 6.44 Fog/Mist CLR 17 16 94% 76.07 0.0
23 11:55 W 11 6.44 Fog/Mist CLR 16 15 94% 76.07 0.0
23 11:35 W 9 6.44 Fog/Mist FEW006 16 15 94% 76.1 0.0
23 11:15 W 7 8.05 Fog/Mist BKN006 16 15 94% 76.1 0.0
23 10:55 Calm 8.05 Fog/Mist OVC004 15 15 100% 76.1 0.0
23 10:35 Calm 4.02 Fog/Mist OVC003 14 14 100% 76.1 0.0
23 10:15 Calm 1.61 Fog/Mist OVC003 13 13 100% 76.1 0.0
23 09:55 Calm 0.40 Fog OVC002 13 13 100% 76.1 0.0
23 09:35 Calm 0.40 Fog OVC002 13 13 100% 76.1 0.0
23 09:15 Calm 0.40 Fog OVC002 13 13 100% 76.07 0.0
23 08:55 Calm 0.24 Fog OVC002 13 13 100% 76.07 0.0
23 08:35 Calm 0.40 Fog OVC002 13 13 100% 76.07 0.0
23 08:15 Calm 0.24 Fog OVC002 12 12 100% 76.07 0.0
23 07:55 Calm 0.40 Fog OVC002 13 13 100% 76.05 0.0
23 07:35 Calm 0.40 Fog OVC002 13 13 100% 76.05 0.0
23 07:15 NE 6 1.61 Fog/Mist OVC002 12 12 100% 76.05 0.0
23 06:55 Calm 4.02 Fog/Mist OVC002 12 12 100% 76.02 0.0
23 06:35 Calm 4.83 Fog/Mist OVC003 13 13 100% 76.02 0.0
23 06:15 Calm 6.44 Fog/Mist OVC003 13 13 100% 76 0.0
23 05:55 Calm 6.44 Fog/Mist OVC003 13 13 100% 76.02 0.0
23 05:35 E 9 6.44 Fog/Mist OVC004 13 13 100% 76.02 0.0
23 05:15 Calm 6.44 Fog/Mist OVC005 13 13 100% 76.02 0.0
23 04:55 E 6 8.05 Fog/Mist OVC005 13 13 100% 76.02 0.0
23 04:35 E 6 8.05 Fog/Mist OVC005 13 13 100% 76.02 0.0
23 04:15 NE 6 8.05 Fog/Mist OVC005 13 13 100% 76.02 0.0
23 03:55 Calm 8.05 Fog/Mist OVC006 13 13 100% 76.02 0.0
23 03:15 E 6 9.66 Fog/Mist OVC006 14 14 100% 76.05 0.0
23 02:55 E 6 8.05 Fog/Mist OVC006 14 14 100% 76.05 0.0
23 02:35 SE 7 8.05 Fog/Mist OVC006 14 14 100% 76.05 0.0
23 02:15 E 6 8.05 Fog/Mist OVC006 14 14 100% 76.07 0.0
23 01:55 E 7 6.44 Fog/Mist OVC006 14 14 100% 76.07 0.0
23 01:35 Calm 6.44 Fog/Mist OVC005 14 14 100% 76.07 0.0
23 01:15 Calm 6.44 Fog/Mist OVC006 14 14 100% 76.07 0.0
23 00:55 E 7 6.44 Fog/Mist OVC006 0 0 0% 76.07 0.0
23 00:35 Calm 6.44 Fog/Mist OVC006 14 14 100% 76.1 0.0
23 00:15 Calm 4.83 Fog/Mist OVC006 14 14 100% 76.1 0.0
22 23:55 Calm 6.44 Fog/Mist OVC006 14 14 100% 76.1 0.0
22 23:35 Calm 4.83 Fog/Mist OVC006 14 14 100% 76.1 0.0
22 23:15 Calm 9.66 Fog/Mist OVC006 14 14 100% 76.12 0.0
22 22:55 Calm 4.83 Fog/Mist OVC006 14 14 100% 76.12 0.0
22 22:35 NW 7 4.02 Fog/Mist OVC006 14 14 100% 76.12 0.0
22 22:15 NW 6 4.83 Fog/Mist OVC006 14 14 100% 76.12 0.0
22 21:55 Calm 6.44 Fog/Mist OVC006 14 14 100% 76.12 0.0
22 21:35 N 6 6.44 Fog/Mist OVC006 14 14 100% 76.12 0.0
22 21:15 Vrbl 11 8.05 Fog/Mist OVC007 14 14 100% 76.1 0.0
22 20:55 NW 6 6.44 Fog/Mist OVC007 14 14 100% 76.1 0.0
22 20:35 N 9 9.66 Fog/Mist OVC007 14 14 100% 76.1 0.0
22 20:15 NW 7 8.05 Overcast OVC007 0 0 0% 76.1 0.0
22 19:55 N 7 9.66 Fog/Mist OVC008 14 14 100% 76.1 0.0
22 19:35 NW 7 9.66 Fog/Mist OVC008 14 14 100% 76.1 0.0
22 19:15 NW 11 6.44 Fog/Mist OVC008 14 14 100% 76.1 0.0
22 18:55 NW 13 6.44 Fog/Mist OVC009 0 0 0% 76.07 0.0
22 18:35 N 7 8.05 Fog/Mist OVC010 14 14 100% 76.07 0.0
22 18:15 NW 13 8.05 Fog/Mist OVC009 14 14 100% 76.07 0.0
22 17:55 NW 13 8.05 Fog/Mist BKN009 15 14 94% 76.1 0.0
22 17:35 N 11 8.05 Fog/Mist OVC008 14 14 100% 76.1 0.0
22 17:15 NW 13 G 22 8.05 Fog/Mist BKN008 14 14 100% 76.12 0.0
22 16:55 NW 13 6.44 Fog/Mist BKN008 14 14 100% 76.1 0.0
22 16:35 NW 6 6.44 Fog/Mist BKN009 15 14 94% 76.12 0.0
22 16:15 NW 9 8.05 Fog/Mist SCT009 15 14 94% 76.12 0.0
22 15:55 NW 11 4.83 Fog/Mist BKN007 14 14 100% 76.15 0.0
22 15:35 NW 7 3.22 Fog/Mist BKN007 14 14 100% 76.15 0.0
22 15:15 W 7 2.41 Mostly Cloudy BKN007 BKN011 0 0 0% 76.15 0.0
22 14:55 W 9 6.44 Fog/Mist SCT007 BKN011 15 14 94% 76.17 0.0
22 14:35 W 11 4.02 Fog/Mist BKN007 14 14 100% 76.17 0.0
22 14:15 Vrbl 6 6.44 Fog/Mist BKN008 15 14 94% 76.2 0.0
22 13:55 Calm 4.83 Fog/Mist SCT008 14 14 100% 76.2 0.0
22 13:35 W 7 4.83 Fog/Mist FEW008 FEW012 14 14 100% 76.2 0.0
22 13:15 W 11 6.44 Fog/Mist FEW007 SCT012 15 14 94% 76.23 0.0
22 12:55 W 9 4.02 Fog/Mist SCT007 14 14 100% 76.23 0.0
22 12:35 W 11 3.22 Fog/Mist SCT006 14 14 100% 76.23 0.0
22 12:15 W 6 2.41 Fog/Mist SCT007 SCT013 14 14 100% 76.23 0.0
22 11:55 Calm 2.82 Fog/Mist SCT008 14 14 100% 76.25 0.0
22 11:35 W 6 2.82 Fog/Mist SCT007 14 14 100% 76.25 0.0
22 11:15 W 9 3.22 Fog/Mist SCT007 BKN013 14 14 100% 76.25 0.0
22 10:55 Calm 4.83 Fog/Mist FEW007 SCT013 14 14 100% 76.23 0.0
22 10:35 W 9 4.83 Partly Cloudy SCT007 SCT013 0 0 0% 76.23 0.0
22 10:15 Calm 3.22 Fog/Mist SCT008 SCT012 14 14 100% 76.23 0.0
22 09:55 NW 6 8.05 Fog/Mist SCT008 SCT012 14 14 100% 76.23 0.0
22 09:35 Vrbl 6 4.83 Fog/Mist BKN008 14 14 100% 76.2 0.0
22 09:15 Calm 4.02 Fog/Mist BKN009 BKN013 14 14 100% 76.2 0.0
22 08:55 Calm 4.02 Fog/Mist FEW007 FEW013 14 14 100% 76.2 0.0
22 08:35 Calm 2.41 Overcast OVC007 0 0 0% 76.17 0.0
22 08:15 NW 6 3.22 Fog/Mist BKN009 OVC015 14 14 100% 76.2 0.0
22 07:55 NW 11 8.05 Fog/Mist FEW010 OVC015 14 14 100% 76.17 0.0
22 07:35 NW 9 9.66 Fog/Mist OVC014 14 14 100% 76.15 0.0
22 07:15 NW 9 11.27 Overcast OVC012 14 14 100% 76.15 0.0
22 06:55 NW 9 11.27 Overcast OVC009 14 14 100% 76.12 0.0
22 06:35 Calm 9.66 Fog/Mist OVC007 14 14 100% 76.12 0.0
22 06:15 S 9 11.27 Overcast OVC007 14 14 100% 76.12 0.0
22 05:55 SE 9 9.66 Fog/Mist BKN008 OVC012 14 14 100% 76.1 0.0
22 05:35 S 9 9.66 Fog/Mist OVC012 14 14 100% 76.1 0.0
22 05:15 SE 6 11.27 Overcast OVC012 14 14 100% 76.1 0.0
22 04:55 SE 9 9.66 Fog/Mist OVC010 14 14 100% 76.1 0.0
22 04:35 SE 7 11.27 Overcast OVC009 14 14 100% 76.1 0.0
22 04:15 Calm 12.87 Overcast OVC010 14 14 100% 76.1 0.0
22 03:15 SW 6 12.87 Overcast OVC011 14 14 100% 76.07 0.0
22 02:55 S 7 14.48 Overcast OVC009 14 14 100% 76.07 0.0
22 02:35 Calm 14.48 Overcast OVC009 14 14 100% 76.1 0.0
22 02:15 SW 7 12.87 Overcast OVC008 14 14 100% 76.1 0.0
22 01:55 S 11 11.27 Overcast OVC008 14 14 100% 76.07 0.0
22 01:35 Calm 11.27 Overcast OVC008 14 14 100% 76.1 0.0
22 01:15 Calm 9.66 Fog/Mist OVC008 14 14 100% 76.12 0.0
22 00:55 SW 6 9.66 Fog/Mist OVC009 14 14 100% 76.12 0.0
22 00:35 W 13 11.27 Overcast OVC010 14 14 100% 76.12 0.0
22 00:15 W 11 12.87 Overcast OVC010 14 14 100% 76.12 0.0
21 23:55 W 9 8.05 Fog/Mist OVC009 14 14 100% 76.12 0.0
21 23:35 Calm 4.02 Fog/Mist OVC007 14 14 100% 76.12 0.0
21 23:15 S 7 9.66 Fog/Mist OVC006 14 14 100% 76.15 0.0
21 22:55 S 7 6.44 Fog/Mist OVC006 14 14 100% 76.15 0.0
21 22:35 Calm 6.44 Fog/Mist OVC007 14 14 100% 76.15 0.0
21 22:15 Calm 9.66 Fog/Mist OVC009 14 14 100% 76.15 0.0
21 21:55 SE 9 11.27 Overcast OVC010 14 14 100% 76.15 0.0
21 21:35 SE 7 8.05 Fog/Mist OVC011 14 14 100% 76.15 0.0
21 21:15 S 11 8.05 Fog/Mist OVC012 14 14 100% 76.15 0.0
21 20:55 S 7 6.44 Fog/Mist FEW009 OVC014 14 14 100% 76.12 0.0
21 20:35 S 7 6.44 Fog/Mist FEW005 FEW010 OVC014 14 14 100% 76.12 0.0
21 20:15 S 7 4.83 Fog/Mist BKN006 OVC013 14 14 100% 76.12 0.0
21 19:55 S 7 4.02 Fog/Mist BKN007 OVC012 14 14 100% 76.15 0.0
21 19:35 S 9 6.44 Fog/Mist FEW006 OVC012 14 14 100% 76.12 0.0
21 19:15 S 7 3.22 Fog/Mist OVC013 14 14 100% 76.12 0.0
21 18:55 S 9 4.83 Fog/Mist SCT004 BKN014 14 14 100% 76.12 0.0
21 18:35 S 11 2.82 Fog/Mist OVC004 14 14 100% 76.1 0.0
21 18:15 S 9 1.21 Fog/Mist OVC005 14 14 100% 76.1 0.0
21 17:55 S 11 1.61 Fog/Mist BKN005 OVC014 15 15 100% 76.1 0.0
21 17:35 Vrbl 6 2.41 Fog/Mist BKN005 OVC016 15 15 100% 76.1 0.0
21 17:15 SW 9 3.22 Fog/Mist SCT006 BKN017 15 15 100% 76.1 0.0
21 16:55 SW 7 4.02 Fog/Mist SCT004 SCT007 BKN017 15 15 100% 76.1 0.0
21 16:35 Vrbl 7 2.82 Fog/Mist BKN004 BKN007 OVC016 15 15 100% 76.12 0.0
21 16:15 SW 9 3.22 Fog/Mist SCT005 BKN016 15 15 100% 76.12 0.0
21 15:55 SW 7 2.01 Fog/Mist BKN005 OVC016 15 15 100% 76.12 0.0
21 15:35 S 9 4.02 Fog/Mist FEW005 BKN017 15 15 100% 76.12 0.0
21 15:15 S 7 1.61 Fog/Mist BKN005 BKN014 15 15 100% 76.12 0.0
21 14:55 S 11 G 20 2.41 Overcast BKN005 OVC016 0 0 0% 76.12 0.0
21 14:35 S 13 4.83 Fog/Mist SCT006 BKN017 16 16 100% 76.12 0.0
21 14:15 S 11 2.41 Fog/Mist BKN006 BKN015 15 15 100% 76.12 0.0
21 13:55 S 11 3.22 Fog/Mist FEW006 BKN014 15 15 100% 76.15 0.0
21 13:35 S 13 4.83 Fog/Mist BKN016 15 15 100% 76.15 0.0
21 13:15 S 13 4.02 Fog/Mist BKN016 15 15 100% 76.15 0.0
21 12:55 S 11 3.22 Fog/Mist FEW006 BKN015 15 15 100% 76.15 0.0
21 12:35 S 11 4.83 Fog/Mist FEW006 BKN015 15 15 100% 76.15 0.0
21 12:15 S 13 3.22 Fog/Mist BKN005 BKN014 15 15 100% 76.17 0.0
21 11:55 S 15 4.02 Fog/Mist BKN005 BKN014 15 15 100% 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)