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.
09 14:35 SW 13 16.09 A Few Clouds FEW085 16 15 94% 76.12 0.0
09 14:15 SW 13 16.09 Fair CLR 0 0 0% 76.12 0.0
09 13:55 Vrbl 11 16.09 Fair CLR 16 15 94% 76.12 0.0
09 13:35 SW 15 16.09 Fair CLR 16 14 88% 76.15 0.0
09 13:15 Vrbl 9 16.09 Fair CLR 16 14 88% 76.15 0.0
09 12:55 SW 11 16.09 Fair CLR 16 15 94% 76.15 0.0
09 12:35 SW 9 16.09 Fair CLR 17 14 83% 76.15 0.0
09 12:15 SW 7 16.09 Fair CLR 16 14 88% 76.15 0.0
09 11:55 Calm 16.09 Fair CLR 0 0 0% 76.15 0.0
09 11:35 W 17 16.09 Fair CLR 15 14 94% 76.15 0.0
09 11:15 SW 11 16.09 A Few Clouds FEW009 15 15 100% 76.15 0.0
09 10:55 Vrbl 7 16.09 Mostly Cloudy BKN008 15 15 100% 76.15 0.0
09 10:35 SW 7 6.44 Fog/Mist BKN006 BKN013 14 14 100% 76.15 0.0
09 10:15 W 9 14.48 Mostly Cloudy BKN012 14 14 100% 76.15 0.0
09 09:55 Calm 16.09 Mostly Cloudy SCT008 BKN014 14 14 100% 76.15 0.0
09 09:35 Calm 16.09 Mostly Cloudy BKN007 BKN013 14 14 100% 76.15 0.0
09 09:15 Calm 6.44 Fog/Mist BKN007 BKN013 13 13 100% 76.15 0.0
09 08:55 SW 6 12.87 Overcast BKN006 BKN009 OVC013 13 13 100% 76.15 0.0
09 08:35 Calm 8.05 Fog/Mist OVC004 13 13 100% 76.15 0.0
09 08:15 Calm 1.61 Fog/Mist OVC004 13 13 100% 76.15 0.0
09 07:55 Calm 3.22 Fog/Mist OVC003 13 13 100% 76.12 0.0
09 07:35 Calm 4.02 Fog/Mist OVC003 13 13 100% 76.12 0.0
09 07:15 S 6 3.22 Fog/Mist OVC003 13 13 100% 76.1 0.0
09 06:55 E 6 1.61 Fog/Mist OVC003 12 12 100% 76.1 0.0
09 06:35 E 6 4.83 Fog/Mist OVC003 12 12 100% 76.1 0.0
09 06:15 Calm 11.27 Overcast OVC004 12 12 100% 76.1 0.0
09 05:55 Calm 11.27 Overcast OVC004 13 13 100% 76.1 0.0
09 05:35 Calm 16.09 Overcast OVC004 13 13 100% 76.1 0.0
09 05:15 NW 7 14.48 Overcast OVC004 13 13 100% 76.1 0.0
09 04:55 Calm 8.05 Fog/Mist OVC003 13 13 100% 76.1 0.0
09 04:35 NW 9 12.87 Overcast OVC004 0 0 0% 76.1 0.0
09 04:15 NW 7 8.05 Fog/Mist OVC004 13 13 100% 76.12 0.0
09 03:55 NW 6 6.44 Fog/Mist OVC004 13 13 100% 76.12 0.0
09 03:35 Calm 2.82 Fog/Mist OVC003 13 13 100% 76.12 0.0
09 03:15 Calm 3.22 Fog/Mist OVC004 13 13 100% 76.15 0.0
09 02:55 NE 7 3.22 Fog/Mist OVC004 12 12 100% 76.15 0.0
09 02:35 E 6 1.61 Fog/Mist OVC003 12 12 100% 76.17 0.0
09 02:15 NE 6 2.41 Fog/Mist OVC003 12 12 100% 76.17 0.0
09 01:55 Calm 3.22 Fog/Mist OVC003 12 12 100% 76.2 0.0
09 01:35 NE 6 2.82 Fog/Mist OVC003 12 12 100% 76.23 0.0
09 01:15 N 7 8.05 Fog/Mist OVC003 12 12 100% 76.23 0.0
09 00:55 NW 6 1.21 Fog/Mist OVC002 12 12 100% 76.23 0.0
09 00:35 NW 6 3.22 Fog/Mist OVC002 12 12 100% 76.23 0.0
09 00:15 N 7 2.41 Fog/Mist OVC002 12 12 100% 76.23 0.0
08 23:55 Vrbl 7 6.44 Overcast OVC003 0 0 0% 76.23 0.0
08 23:35 Vrbl 6 1.61 Fog/Mist OVC002 13 13 100% 76.23 0.0
08 22:55 N 7 1.61 Fog/Mist OVC003 12 12 100% 76.23 0.0
08 22:35 N 9 6.44 Fog/Mist OVC003 12 12 100% 76.23 0.0
08 22:15 N 9 3.22 Fog/Mist OVC003 12 12 100% 76.23 0.0
08 21:15 N 11 4.02 Fog/Mist OVC003 12 12 100% 76.2 0.0
08 20:35 NW 17 0.80 Overcast OVC002 0 0 0% 76.15 0.0
08 20:15 NW 9 1.61 Fog/Mist OVC002 13 13 100% 76.15 0.0
08 19:55 N 9 2.82 Fog/Mist OVC003 13 13 100% 76.15 0.0
08 19:35 N 15 0.40 Fog OVC002 13 13 100% 76.15 0.0
08 19:15 NW 15 2.01 Fog/Mist OVC003 13 13 100% 76.15 0.0
08 18:55 N 13 1.61 Fog/Mist OVC003 13 13 100% 76.15 0.0
08 18:35 NW 15 16.09 Overcast OVC005 13 13 100% 76.17 0.0
08 18:15 NW 15 16.09 Partly Cloudy SCT006 13 13 100% 76.17 0.0
08 17:55 NW 17 16.09 A Few Clouds FEW008 14 14 100% 76.17 0.0
08 17:35 NW 20 16.09 Fair CLR 15 14 94% 76.17 0.0
08 17:15 NW 19 16.09 Fair CLR 15 14 94% 76.17 0.0
08 16:55 NW 22 16.09 Fair CLR 15 14 94% 76.2 0.0
08 16:35 NW 22 16.09 Fair CLR 16 14 88% 76.17 0.0
08 16:15 NW 24 16.09 Fair CLR 16 15 94% 76.2 0.0
08 15:55 NW 22 16.09 Fair CLR 0 0 0% 76.2 0.0
08 15:35 NW 20 14.48 A Few Clouds FEW012 16 14 88% 76.23 0.0
08 15:15 NW 22 16.09 A Few Clouds FEW013 16 14 88% 76.25 0.0
08 14:55 NW 24 16.09 Fair CLR 16 14 88% 76.23 0.0
08 14:35 NW 20 16.09 Fair CLR 16 15 94% 76.25 0.0
08 14:15 NW 20 G 30 16.09 Fair CLR 16 15 94% 76.25 0.0
08 13:55 NW 26 16.09 Fair CLR 16 14 88% 76.25 0.0
08 13:35 NW 22 14.48 Fair CLR 16 14 88% 76.25 0.0
08 13:15 NW 19 16.09 Fair CLR 16 14 88% 76.25 0.0
08 12:55 NW 20 14.48 Fair CLR 16 14 88% 76.28 0.0
08 12:35 NW 24 14.48 A Few Clouds FEW095 17 14 83% 76.28 0.0
08 12:15 NW 13 16.09 Fair CLR 16 14 88% 76.28 0.0
08 11:55 NW 17 16.09 Fair CLR 16 14 88% 76.3 0.0
08 11:35 NW 13 16.09 Fair CLR 16 14 88% 76.33 0.0
08 11:15 NW 15 14.48 Fair CLR 16 14 88% 76.35 0.0
08 10:55 NW 15 11.27 Fair CLR 15 14 94% 76.35 0.0
08 10:35 NW 17 14.48 Fair CLR 15 14 94% 76.35 0.0
08 10:15 W 17 14.48 A Few Clouds FEW085 15 14 94% 76.33 0.0
08 09:55 Vrbl 7 14.48 Fair CLR 15 13 88% 76.3 0.0
08 09:35 W 13 16.09 Fair CLR 15 14 94% 76.33 0.0
08 09:15 W 9 14.48 Fair CLR 15 13 88% 76.33 0.0
08 08:55 NW 9 14.48 A Few Clouds FEW100 14 13 94% 76.3 0.0
08 08:35 NW 7 8.05 Fog/Mist SCT100 13 13 100% 76.33 0.0
08 08:15 Calm 12.87 Mostly Cloudy BKN100 13 13 100% 76.33 0.0
08 07:55 Calm 14.48 Partly Cloudy SCT100 13 13 100% 76.35 0.0
08 07:35 Calm 12.87 A Few Clouds FEW100 12 12 100% 76.33 0.0
08 07:15 Calm 12.87 Fair CLR 11 11 100% 76.33 0.0
08 06:55 Calm 14.48 Fair CLR 11 11 100% 76.3 0.0
08 06:15 Calm 16.09 Fair CLR 12 12 100% 76.28 0.0
08 05:55 N 6 16.09 Partly Cloudy SCT012 SCT100 12 12 100% 76.28 0.0
08 05:35 N 6 16.09 Overcast OVC012 0 0 0% 76.3 0.0
08 05:15 N 6 16.09 Overcast OVC012 12 12 100% 76.3 0.0
08 04:55 N 9 16.09 Overcast OVC012 13 12 94% 76.3 0.0
08 04:35 NW 17 16.09 Overcast OVC011 13 13 100% 76.3 0.0
08 04:15 N 13 16.09 Overcast OVC012 13 13 100% 76.3 0.0
08 03:55 N 13 16.09 Overcast OVC012 13 13 100% 76.3 0.0
08 03:35 Calm 16.09 Overcast OVC012 11 11 100% 76.33 0.0
08 03:15 Calm 16.09 Overcast OVC012 11 11 100% 76.3 0.0
08 02:55 Calm 16.09 Overcast OVC011 11 11 100% 76.33 0.0
08 02:35 Calm 16.09 Mostly Cloudy BKN012 10 10 100% 76.3 0.0
08 02:15 Calm 16.09 Mostly Cloudy BKN012 11 11 100% 76.33 0.0
08 01:55 Calm 14.48 Mostly Cloudy BKN012 12 12 100% 76.33 0.0
08 01:35 NW 9 14.48 Overcast OVC011 12 12 100% 76.35 0.0
08 01:15 N 6 16.09 Overcast OVC011 0 0 0% 76.35 0.0
08 00:55 Calm 16.09 Overcast OVC011 11 11 100% 76.35 0.0
08 00:35 Calm 14.48 Mostly Cloudy BKN011 12 12 100% 76.35 0.0
08 00:15 N 6 16.09 Mostly Cloudy BKN012 12 12 100% 76.35 0.0
07 23:55 Calm 16.09 Mostly Cloudy BKN012 12 12 100% 76.38 0.0
07 23:35 Calm 16.09 Mostly Cloudy BKN012 12 12 100% 76.38 0.0
07 23:15 N 6 16.09 Mostly Cloudy BKN012 12 12 100% 76.38 0.0
07 22:55 NW 15 16.09 Mostly Cloudy BKN012 12 12 100% 76.4 0.0
07 22:35 N 11 14.48 Mostly Cloudy BKN012 12 12 100% 76.4 0.0
07 22:15 NW 15 14.48 Mostly Cloudy BKN013 12 12 100% 76.4 0.0
07 21:55 NW 13 14.48 Mostly Cloudy BKN013 12 12 100% 76.38 0.0
07 21:35 NW 17 14.48 Mostly Cloudy BKN013 13 12 94% 76.4 0.0
07 21:15 NW 15 16.09 Mostly Cloudy BKN013 13 12 94% 76.38 0.0
07 20:55 NW 15 16.09 Partly Cloudy SCT013 12 12 100% 76.38 0.0
07 20:35 N 11 16.09 Mostly Cloudy BKN013 12 12 100% 76.35 0.0
07 20:15 NW 15 16.09 Mostly Cloudy BKN013 12 12 100% 76.35 0.0
07 19:55 NW 17 16.09 Mostly Cloudy BKN012 12 12 100% 76.35 0.0
07 19:35 NW 11 16.09 Partly Cloudy SCT013 12 12 100% 76.35 0.0
07 19:15 N 15 14.48 A Few Clouds FEW013 13 12 94% 76.35 0.0
07 18:55 NW 17 16.09 A Few Clouds FEW013 13 12 94% 76.35 0.0
07 18:35 NW 17 14.48 Fair CLR 13 12 94% 76.35 0.0
07 18:15 N 17 14.48 Fair CLR 0 0 0% 76.35 0.0
07 17:55 NW 17 14.48 Fair CLR 14 12 88% 76.35 0.0
07 17:35 NW 19 14.48 A Few Clouds FEW014 14 12 88% 76.38 0.0
07 17:15 NW 20 16.09 Mostly Cloudy BKN014 14 12 88% 76.4 0.0
07 16:55 NW 22 14.48 Overcast OVC014 14 12 88% 76.4 0.0
07 16:35 NW 20 16.09 Partly Cloudy SCT014 14 12 88% 76.4 0.0
07 16:15 NW 22 14.48 A Few Clouds FEW015 15 12 82% 76.43 0.0
07 15:55 NW 19 G 30 16.09 Partly Cloudy SCT014 15 12 82% 76.43 0.0
07 15:35 NW 22 12.87 Partly Cloudy SCT015 15 12 82% 76.43 0.0
07 15:15 N 19 14.48 Mostly Cloudy BKN015 15 12 82% 76.45 0.0
07 14:55 NW 19 14.48 A Few Clouds FEW015 15 12 82% 76.45 0.0
07 14:35 NW 19 16.09 Fair CLR 15 12 82% 76.48 0.0
07 14:15 NW 20 14.48 Fair CLR 15 12 82% 76.48 0.0
07 13:55 N 17 14.48 Fair CLR 15 12 82% 76.48 0.0
07 13:35 NW 19 14.48 Fair CLR 14 12 88% 76.48 0.0
07 13:15 NW 19 16.09 Fair CLR 14 12 88% 76.48 0.0
07 12:55 NW 19 14.48 Fair CLR 14 11 82% 76.5 0.0
07 12:35 NW 17 16.09 Fair CLR 14 11 82% 76.5 0.0
07 12:15 NW 19 14.48 Fair CLR 14 11 82% 76.53 0.0
07 11:55 NW 20 14.48 Fair CLR 14 11 82% 76.53 0.0
07 11:35 NW 19 16.09 Fair CLR 14 11 82% 76.53 0.0
07 11:15 NW 19 16.09 Fair CLR 14 11 82% 76.56 0.0
07 10:55 NW 20 14.48 Fair CLR 13 11 88% 76.56 0.0
07 10:35 N 17 G 30 14.48 A Few Clouds FEW017 14 11 82% 76.56 0.0
07 10:15 NW 15 14.48 Mostly Cloudy BKN017 13 11 88% 76.56 0.0
07 09:55 NW 17 16.09 Overcast OVC017 13 11 88% 76.56 0.0
07 09:35 Vrbl 9 G 19 16.09 Overcast OVC017 13 10 82% 76.56 0.0
07 09:15 N 11 G 20 14.48 Overcast OVC017 12 10 88% 76.56 0.0
07 08:55 NW 13 14.48 Overcast OVC017 12 10 88% 76.56 0.0
07 08:35 NW 11 16.09 Overcast OVC017 12 10 88% 76.56 0.0
07 08:15 NW 13 16.09 Overcast OVC017 12 10 88% 76.56 0.0
07 07:55 NW 17 16.09 Overcast OVC017 12 10 88% 76.56 0.0
07 07:35 NW 11 16.09 Overcast OVC016 12 10 88% 76.53 0.0
07 07:15 NW 13 G 22 16.09 Overcast OVC016 11 10 94% 76.53 0.0
07 06:55 NW 13 16.09 Overcast OVC016 11 10 94% 76.5 0.0
07 06:35 NW 11 16.09 Overcast OVC016 11 10 94% 76.5 0.0
07 06:15 NW 15 16.09 Overcast OVC016 12 10 88% 76.5 0.0
07 05:55 N 7 16.09 Overcast OVC016 12 10 88% 76.5 0.0
07 05:35 NW 11 16.09 Overcast OVC016 12 10 88% 76.5 0.0
07 05:15 NW 13 16.09 Overcast OVC016 12 10 88% 76.5 0.0
07 04:55 NW 11 16.09 Overcast OVC016 11 10 94% 76.5 0.0
07 04:35 N 9 16.09 Overcast OVC016 11 10 94% 76.5 0.0
07 04:15 N 9 16.09 Overcast OVC016 12 10 88% 76.5 0.0
07 03:55 NW 15 14.48 Overcast OVC016 11 10 94% 76.48 0.0
07 03:35 NW 13 16.09 Overcast OVC016 11 10 94% 76.5 0.0
07 03:15 NW 15 16.09 Overcast OVC016 11 10 94% 76.5 0.0
07 02:55 NW 6 G 19 16.09 Overcast OVC016 11 10 94% 76.5 0.0
07 02:35 NW 9 16.09 Overcast OVC015 12 10 88% 76.48 0.0
07 02:15 W 13 16.09 Overcast OVC016 12 10 88% 76.5 0.0
07 01:55 NW 9 16.09 Overcast OVC016 12 10 88% 76.5 0.0
07 01:35 NW 13 16.09 Overcast OVC016 12 11 94% 76.5 0.0
07 01:15 NW 11 16.09 Overcast OVC017 12 10 88% 76.5 0.0
07 00:55 NW 9 16.09 Overcast OVC016 12 10 88% 76.5 0.0
07 00:35 NW 17 16.09 Overcast OVC017 12 11 94% 76.5 0.0
07 00:15 N 7 16.09 Overcast OVC017 12 10 88% 76.5 0.0
06 23:55 NW 13 16.09 Overcast OVC017 12 10 88% 76.5 0.0
06 23:35 Vrbl 11 16.09 Overcast OVC017 12 10 88% 76.5 0.0
06 23:15 NW 15 14.48 Overcast OVC017 12 10 88% 76.5 0.0
06 22:55 NW 19 16.09 Overcast OVC017 12 11 94% 76.5 0.0
06 22:35 NW 13 16.09 Overcast OVC017 12 11 94% 76.53 0.0
06 22:15 NW 17 16.09 Overcast OVC017 12 11 94% 76.53 0.0
06 21:55 NW 17 16.09 Overcast OVC017 12 10 88% 76.53 0.0
06 21:35 NW 13 G 26 14.48 Overcast OVC017 12 11 94% 76.5 0.0
06 21:15 NW 17 16.09 Overcast OVC018 12 10 88% 76.53 0.0
06 20:55 N 19 14.48 Overcast OVC017 12 10 88% 76.5 0.0
06 20:35 NW 13 14.48 Overcast OVC017 12 11 94% 76.48 0.0
06 20:15 N 11 G 22 16.09 Overcast OVC017 12 11 94% 76.48 0.0
06 19:55 NW 13 16.09 Overcast OVC017 12 11 94% 76.45 0.0
06 19:35 NW 13 16.09 Overcast OVC017 12 11 94% 76.45 0.0
06 19:15 NW 13 14.48 Overcast OVC017 12 11 94% 76.43 0.0
06 18:55 NW 11 14.48 Overcast OVC017 12 11 94% 76.43 0.0
06 18:35 NW 17 16.09 Overcast OVC017 13 11 88% 76.43 0.0
06 18:15 NW 17 14.48 Overcast OVC016 13 11 88% 76.43 0.0
06 17:55 NW 9 14.48 Overcast OVC016 13 11 88% 76.43 0.0
06 17:35 NW 15 14.48 Overcast OVC017 13 11 88% 76.45 0.0
06 17:15 N 11 14.48 Overcast OVC016 13 11 88% 76.45 0.0
06 16:55 NW 17 14.48 Overcast OVC016 13 11 88% 76.45 0.0
06 16:35 NW 13 14.48 Overcast OVC017 13 11 88% 76.48 0.0
06 16:15 NW 15 14.48 Overcast OVC016 14 11 82% 76.48 0.0
06 15:55 NW 13 G 22 14.48 Overcast OVC016 14 11 82% 76.48 0.0
06 15:35 NW 13 14.48 Overcast OVC016 14 12 88% 76.5 0.0
06 15:15 NW 13 14.48 Overcast OVC015 14 12 88% 76.5 0.0
06 14:55 NW 11 G 20 14.48 Overcast OVC016 14 12 88% 76.48 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)