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
Imperial (Metric)
Date Time (pdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
01 09:15 SW 5 6.00 Fog/Mist OVC042 62.6 62.6 100% 30.02 0.0
01 08:55 SW 7 6.00 Fog/Mist OVC042 60.8 60.8 100% 30.01 0.0
01 08:35 SW 5 6.00 Fog/Mist OVC042 60.8 60.8 100% 30.01 0.0
01 08:15 SW 6 5.00 Fog/Mist OVC041 60.8 60.8 100% 30 0.0
01 07:55 SW 8 5.00 Fog/Mist OVC041 60.8 60.8 100% 30 0.0
01 07:35 SW 7 6.00 Fog/Mist OVC041 60.8 60.8 100% 29.99 0.0
01 07:15 Calm 7.00 Overcast OVC041 60.8 57.2 88% 29.98 0.0
01 06:55 SE 3 7.00 Overcast OVC040 60.8 57.2 88% 29.98 0.0
01 06:35 SE 5 8.00 Overcast OVC040 60.8 57.2 88% 29.97 0.0
01 06:15 SE 5 8.00 Overcast FEW013 OVC039 59 57.2 94% 29.97 0.0
01 05:55 Calm 8.00 Overcast FEW015 OVC039 59 55.4 88% 29.97 0.0
01 05:35 Calm 8.00 Overcast OVC037 59 57.2 94% 29.96 0.0
01 05:15 Calm 8.00 Overcast OVC037 59 57.2 94% 29.96 0.0
01 04:55 Calm 8.00 Overcast OVC037 60.8 57.2 88% 29.96 0.0
01 04:35 SE 3 8.00 Overcast OVC037 60.8 55.4 83% 29.96 0.0
01 04:15 SW 3 8.00 Overcast OVC036 60.8 55.4 83% 29.96 0.0
01 03:55 Calm 9.00 Overcast OVC034 60.8 57.2 88% 29.97 0.0
01 03:35 Calm 8.00 Overcast OVC033 60.8 57.2 88% 29.96 0.0
01 03:15 Calm 8.00 Overcast OVC032 60.8 57.2 88% 29.96 0.0
01 02:55 Calm 9.00 Overcast OVC033 60.8 55.4 83% 29.96 0.0
01 02:35 Calm 9.00 Overcast OVC033 60.8 57.2 88% 29.96 0.0
01 02:15 Calm 8.00 Overcast OVC033 60.8 57.2 88% 29.96 0.0
01 01:55 Calm 8.00 Overcast OVC033 60.8 55.4 83% 29.96 0.0
01 01:35 Calm 7.00 Overcast OVC030 60.8 57.2 88% 29.96 0.0
01 01:15 W 6 7.00 Overcast OVC030 60.8 57.2 88% 29.96 0.0
01 00:55 Calm 6.00 Fog/Mist OVC029 60.8 59 94% 29.96 0.0
01 00:35 W 3 6.00 Fog/Mist OVC030 60.8 59 94% 29.96 0.0
01 00:15 W 5 5.00 Fog/Mist OVC029 60.8 60.8 100% 29.96 0.0
31 23:55 W 3 6.00 Fog/Mist OVC030 60.8 60.8 100% 29.96 0.0
31 23:35 NW 3 6.00 Fog/Mist OVC029 60.8 60.8 100% 29.96 0.0
31 23:15 NW 5 7.00 Overcast FEW012 FEW019 OVC031 60.8 59 94% 29.97 0.0
31 22:55 W 3 7.00 Overcast OVC030 60.8 59 94% 29.97 0.0
31 22:15 W 6 7.00 Overcast OVC030 60.8 59 94% 29.97 0.0
31 21:55 NW 5 6.00 Fog/Mist OVC028 60.8 60.8 100% 29.97 0.0
31 21:35 NW 5 6.00 Fog/Mist FEW021 OVC028 60.8 60.8 100% 29.96 0.0
31 21:15 Calm 5.00 Fog/Mist FEW021 OVC027 60.8 60.8 100% 29.96 0.0
31 20:55 NW 3 6.00 Fog/Mist OVC028 60.8 59 94% 29.96 0.0
31 20:35 W 5 6.00 Fog/Mist FEW022 OVC028 60.8 59 94% 29.95 0.0
31 20:15 NW 5 5.00 Fog/Mist OVC027 60.8 60.8 100% 29.95 0.0
31 19:55 W 5 5.00 Fog/Mist OVC027 60.8 60.8 100% 29.95 0.0
31 19:35 W 5 4.00 Fog/Mist OVC028 60.8 60.8 100% 29.94 0.0
31 19:15 W 6 4.00 Overcast OVC028 0 0 0% 29.94 0.0
31 18:55 W 5 4.00 Fog/Mist OVC028 60.8 60.8 100% 29.94 0.0
31 18:35 W 3 4.00 Fog/Mist OVC028 60.8 60.8 100% 29.95 0.0
31 18:15 Vrbl 3 5.00 Fog/Mist OVC027 62.6 60.8 94% 29.95 0.0
31 17:55 Vrbl 5 5.00 Fog/Mist OVC028 62.6 60.8 94% 29.95 0.0
31 17:35 SW 5 5.00 Fog/Mist OVC027 60.8 60.8 100% 29.95 0.0
31 17:15 SW 6 5.00 Fog/Mist FEW014 OVC025 60.8 60.8 100% 29.95 0.0
31 16:55 SW 7 5.00 Fog/Mist OVC025 62.6 59 88% 29.95 0.0
31 16:35 W 5 6.00 Fog/Mist FEW019 OVC026 62.6 59 88% 29.96 0.0
31 16:15 SW 8 5.00 Fog/Mist SCT019 OVC026 60.8 59 94% 29.96 0.0
31 15:35 SW 5 6.00 Fog/Mist FEW021 OVC027 62.6 59 88% 29.97 0.0
31 15:15 SW 5 5.00 Fog/Mist OVC027 62.6 59 88% 29.97 0.0
31 14:55 SW 5 5.00 Fog/Mist OVC027 62.6 59 88% 29.97 0.0
31 14:35 Vrbl 5 6.00 Fog/Mist FEW014 FEW019 OVC028 62.6 59 88% 29.98 0.0
31 14:15 S 6 6.00 Fog/Mist SCT019 OVC028 62.6 59 88% 29.98 0.0
31 13:55 Vrbl 5 6.00 Fog/Mist FEW017 OVC027 62.6 59 88% 29.99 0.0
31 13:35 SW 6 5.00 Fog/Mist SCT014 OVC026 60.8 59 94% 29.99 0.0
31 13:15 SW 6 4.00 Fog/Mist SCT016 OVC024 60.8 59 94% 29.99 0.0
31 12:55 S 7 5.00 Fog/Mist FEW014 OVC025 60.8 59 94% 29.99 0.0
31 12:35 S 7 4.00 Fog/Mist FEW015 OVC024 60.8 59 94% 29.99 0.0
31 12:15 S 5 4.00 Fog/Mist FEW015 OVC023 60.8 59 94% 29.99 0.0
31 11:55 Vrbl 5 3.00 Fog/Mist FEW014 OVC022 60.8 59 94% 29.99 0.0
31 11:35 Calm 5.00 Fog/Mist OVC022 60.8 59 94% 29.99 0.0
31 10:55 Calm 4.00 Fog/Mist BKN022 59 59 100% 29.99 0.0
31 10:35 Calm 2.00 Fog/Mist BKN018 BKN022 59 59 100% 29.99 0.0
31 10:15 W 3 2.00 Fog/Mist BKN017 BKN021 59 59 100% 29.99 0.0
31 09:55 W 6 1.50 Fog/Mist FEW006 BKN016 59 59 100% 29.98 0.0
31 09:35 W 3 1.50 Fog/Mist FEW006 BKN016 59 59 100% 29.98 0.0
31 09:15 SW 3 1.75 Fog/Mist OVC016 59 59 100% 29.97 0.0
31 08:55 Calm 2.00 Fog/Mist BKN016 57.2 57.2 100% 29.97 0.0
31 08:35 W 5 1.75 Fog/Mist OVC016 57.2 57.2 100% 29.97 0.0
31 07:55 Calm 2.50 Fog/Mist OVC015 57.2 57.2 100% 29.96 0.0
31 07:35 Calm 3.00 Overcast OVC014 0 0 0% 29.96 0.0
31 07:15 NW 7 3.00 Fog/Mist OVC014 57.2 57.2 100% 29.95 0.0
31 06:55 NW 5 5.00 Fog/Mist OVC015 57.2 57.2 100% 29.94 0.0
31 06:35 NW 7 3.00 Fog/Mist OVC014 57.2 57.2 100% 29.94 0.0
31 06:15 NW 8 5.00 Fog/Mist OVC014 57.2 57.2 100% 29.94 0.0
31 05:55 NW 6 6.00 Fog/Mist OVC014 59 57.2 94% 29.94 0.0
31 05:35 NW 8 5.00 Fog/Mist OVC014 59 57.2 94% 29.94 0.0
31 05:15 NW 5 5.00 Fog/Mist OVC014 59 57.2 94% 29.94 0.0
31 04:55 W 6 6.00 Fog/Mist OVC014 59 57.2 94% 29.93 0.0
31 04:35 W 6 5.00 Fog/Mist OVC014 59 57.2 94% 29.93 0.0
31 04:15 Calm 5.00 Fog/Mist OVC014 59 57.2 94% 29.93 0.0
31 03:55 W 6 5.00 Overcast OVC014 0 0 0% 29.94 0.0
31 03:35 SW 3 6.00 Fog/Mist OVC014 59 55.4 88% 29.93 0.0
31 03:15 SW 3 6.00 Fog/Mist OVC014 59 55.4 88% 29.93 0.0
31 02:55 Calm 5.00 Fog/Mist OVC014 59 55.4 88% 29.92 0.0
31 02:35 SW 5 6.00 Overcast OVC014 0 0 0% 29.92 0.0
31 02:15 Calm 5.00 Fog/Mist OVC014 59 55.4 88% 29.92 0.0
31 01:55 Calm 5.00 Overcast OVC014 0 0 0% 29.93 0.0
31 01:35 Calm 5.00 Fog/Mist OVC013 57.2 57.2 100% 29.93 0.0
31 01:15 Calm 5.00 Fog/Mist OVC013 59 57.2 94% 29.94 0.0
31 00:55 S 3 5.00 Fog/Mist OVC013 57.2 57.2 100% 29.94 0.0
31 00:35 S 3 5.00 Fog/Mist OVC013 57.2 57.2 100% 29.93 0.0
31 00:15 S 3 6.00 Fog/Mist OVC013 57.2 57.2 100% 29.93 0.0
30 23:55 S 5 6.00 Fog/Mist OVC013 57.2 57.2 100% 29.93 0.0
30 23:35 S 3 6.00 Fog/Mist OVC013 57.2 57.2 100% 29.94 0.0
30 23:15 S 3 6.00 Fog/Mist OVC012 59 57.2 94% 29.94 0.0
30 22:55 SE 5 5.00 Fog/Mist OVC012 57.2 57.2 100% 29.94 0.0
30 22:35 S 3 5.00 Fog/Mist OVC011 57.2 57.2 100% 29.94 0.0
30 22:15 S 3 5.00 Fog/Mist OVC011 57.2 57.2 100% 29.94 0.0
30 21:55 Calm 5.00 Fog/Mist OVC012 57.2 57.2 100% 29.94 0.0
30 21:35 Calm 5.00 Fog/Mist OVC011 57.2 57.2 100% 29.94 0.0
30 21:15 Calm 5.00 Fog/Mist OVC011 57.2 57.2 100% 29.94 0.0
30 20:55 Vrbl 3 4.00 Fog/Mist OVC011 57.2 57.2 100% 29.93 0.0
30 20:35 Calm 4.00 Fog/Mist OVC011 57.2 57.2 100% 29.93 0.0
30 20:15 Calm 4.00 Fog/Mist OVC010 57.2 57.2 100% 29.93 0.0
30 19:55 Calm 5.00 Fog/Mist OVC010 57.2 57.2 100% 29.93 0.0
30 19:35 Calm 4.00 Fog/Mist OVC010 57.2 57.2 100% 29.93 0.0
30 19:15 Calm 4.00 Fog/Mist OVC010 57.2 57.2 100% 29.93 0.0
30 18:55 Calm 4.00 Fog/Mist OVC008 57.2 57.2 100% 29.93 0.0
30 18:35 NW 6 3.00 Fog/Mist OVC008 57.2 57.2 100% 29.93 0.0
30 18:15 W 3 3.00 Mostly Cloudy BKN008 BKN013 0 0 0% 29.94 0.0
30 17:55 SW 5 4.00 Fog/Mist BKN013 59 57.2 94% 29.94 0.0
30 17:35 W 6 5.00 Fog/Mist OVC013 59 57.2 94% 29.94 0.0
30 17:15 Vrbl 5 4.00 Fog/Mist OVC013 59 57.2 94% 29.94 0.0
30 16:55 Vrbl 6 4.00 Fog/Mist OVC013 60.8 57.2 88% 29.94 0.0
30 16:35 SW 6 5.00 Fog/Mist OVC013 60.8 57.2 88% 29.94 0.0
30 16:15 SW 7 5.00 Fog/Mist OVC013 60.8 57.2 88% 29.94 0.0
30 15:55 SW 8 5.00 Overcast with Haze OVC013 60.8 57.2 88% 29.95 0.0
30 15:35 SW 6 5.00 Mostly Cloudy with Haze BKN013 60.8 57.2 88% 29.95 0.0
30 15:15 Vrbl 6 4.00 Mostly Cloudy BKN013 0 0 0% 29.95 0.0
30 14:55 W 5 4.00 Overcast with Haze OVC013 60.8 57.2 88% 29.96 0.0
30 14:35 Calm 5.00 Fog/Mist OVC013 60.8 57.2 88% 29.97 0.0
30 14:15 S 7 4.00 Fog/Mist OVC013 60.8 57.2 88% 29.98 0.0
30 13:55 Calm 5.00 Fog/Mist OVC013 60.8 57.2 88% 29.98 0.0
30 13:35 Vrbl 5 5.00 Fog/Mist OVC013 60.8 57.2 88% 29.99 0.0
30 13:15 Calm 4.00 Fog/Mist OVC013 59 57.2 94% 29.99 0.0
30 12:55 S 6 4.00 Fog/Mist OVC013 60.8 57.2 88% 29.99 0.0
30 12:35 S 6 4.00 Fog/Mist OVC013 60.8 57.2 88% 29.99 0.0
30 12:15 Vrbl 5 4.00 Fog/Mist OVC013 59 57.2 94% 29.99 0.0
30 11:55 S 6 4.00 Fog/Mist OVC013 60.8 57.2 88% 29.99 0.0
30 11:35 Vrbl 5 3.00 Fog/Mist BKN013 59 57.2 94% 30 0.0
30 11:15 Calm 2.50 Fog/Mist BKN013 59 57.2 94% 30 0.0
30 10:55 W 5 3.00 Fog/Mist BKN013 59 57.2 94% 30 0.0
30 10:35 Calm 3.00 Fog/Mist BKN013 59 57.2 94% 30 0.0
30 10:15 Calm 3.00 Fog/Mist BKN013 57.2 57.2 100% 30 0.0
30 09:55 W 7 3.00 Fog/Mist OVC013 59 57.2 94% 29.99 0.0
30 09:35 Calm 3.00 Mostly Cloudy BKN012 0 0 0% 29.99 0.0
30 09:15 W 5 3.00 Fog/Mist OVC012 57.2 57.2 100% 29.99 0.0
30 08:55 W 5 3.00 Fog/Mist OVC012 57.2 57.2 100% 29.99 0.0
30 08:35 W 6 3.00 Fog/Mist OVC012 57.2 57.2 100% 29.99 0.0
30 08:15 W 5 3.00 Fog/Mist BKN012 57.2 57.2 100% 29.99 0.0
30 07:55 W 3 3.00 Fog/Mist BKN012 57.2 57.2 100% 29.99 0.0
30 07:35 W 3 3.00 Fog/Mist BKN013 57.2 57.2 100% 29.98 0.0
30 07:15 W 6 3.00 Fog/Mist OVC014 57.2 57.2 100% 29.98 0.0
30 06:55 W 6 3.00 Fog/Mist OVC015 57.2 57.2 100% 29.97 0.0
30 06:35 W 3 4.00 Fog/Mist OVC014 57.2 57.2 100% 29.96 0.0
30 06:15 Vrbl 6 4.00 Fog/Mist OVC013 57.2 57.2 100% 29.96 0.0
30 05:55 NW 5 4.00 Fog/Mist OVC012 57.2 57.2 100% 29.96 0.0
30 05:35 Calm 4.00 Fog/Mist OVC013 57.2 57.2 100% 29.96 0.0
30 05:15 NW 6 4.00 Fog/Mist OVC013 57.2 57.2 100% 29.95 0.0
30 04:55 NW 5 4.00 Fog/Mist OVC012 57.2 57.2 100% 29.96 0.0
30 04:35 NW 6 4.00 Fog/Mist OVC012 57.2 57.2 100% 29.96 0.0
30 04:15 NW 8 4.00 Fog/Mist OVC011 57.2 57.2 100% 29.96 0.0
30 03:55 NW 7 4.00 Fog/Mist OVC012 57.2 57.2 100% 29.96 0.0
30 03:35 NW 8 4.00 Fog/Mist OVC012 57.2 57.2 100% 29.96 0.0
30 03:15 NW 5 4.00 Fog/Mist OVC012 57.2 57.2 100% 29.96 0.0
30 02:55 NW 8 4.00 Fog/Mist OVC011 59 57.2 94% 29.96 0.0
30 02:35 NW 6 G 12 4.00 Fog/Mist OVC011 59 57.2 94% 29.96 0.0
30 02:15 NW 7 4.00 Fog/Mist OVC012 59 57.2 94% 29.96 0.0
30 01:55 NW 8 4.00 Fog/Mist OVC012 59 57.2 94% 29.97 0.0
30 01:35 NW 10 5.00 Fog/Mist OVC013 59 57.2 94% 29.97 0.0
30 01:15 NW 8 G 15 5.00 Fog/Mist OVC014 59 57.2 94% 29.97 0.0
30 00:55 NW 8 4.00 Fog/Mist OVC016 57.2 55.4 94% 29.97 0.0
30 00:35 NW 6 5.00 Fog/Mist SCT016 55.4 55.4 100% 29.98 0.0
30 00:15 NW 5 5.00 Fog/Mist SCT018 55.4 55.4 100% 29.97 0.0
29 23:55 Calm 5.00 Mostly Cloudy BKN018 0 0 0% 29.98 0.0
29 23:35 Calm 5.00 Fog/Mist OVC019 55.4 55.4 100% 29.98 0.0
29 23:15 Calm 4.00 Fog/Mist BKN018 57.2 57.2 100% 29.98 0.0
29 22:55 Calm 4.00 Fog/Mist OVC018 57.2 57.2 100% 29.99 0.0
29 22:15 NW 6 5.00 Fog/Mist OVC016 59 57.2 94% 29.99 0.0
29 21:55 NW 8 5.00 Fog/Mist OVC015 59 59 100% 29.99 0.0
29 21:35 NW 6 5.00 Fog/Mist OVC014 59 59 100% 29.99 0.0
29 21:15 NW 7 6.00 Overcast OVC014 0 0 0% 29.99 0.0
29 20:55 NW 9 6.00 Fog/Mist BKN013 BKN018 59 57.2 94% 29.98 0.0
29 20:35 NW 8 6.00 Fog/Mist BKN017 BKN021 59 57.2 94% 29.98 0.0
29 20:15 NW 7 6.00 Fog/Mist SCT019 59 55.4 88% 29.97 0.0
29 19:55 NW 8 5.00 Fog/Mist CLR 59 55.4 88% 29.98 0.0
29 19:35 NW 6 4.00 Fog/Mist CLR 60.8 57.2 88% 29.98 0.0
29 19:15 NW 6 5.00 Fair with Haze CLR 60.8 57.2 88% 29.98 0.0
29 18:55 W 6 5.00 Fair with Haze CLR 62.6 57.2 83% 29.98 0.0
29 18:35 W 7 5.00 Fair with Haze CLR 62.6 57.2 83% 29.98 0.0
29 18:15 W 6 5.00 Fair with Haze CLR 62.6 57.2 83% 29.99 0.0
29 17:55 W 8 5.00 Fair with Haze CLR 62.6 57.2 83% 29.98 0.0
29 17:35 NW 8 5.00 Fair with Haze CLR 62.6 57.2 83% 29.98 0.0
29 17:15 NW 9 5.00 Fair with Haze CLR 62.6 59 88% 29.99 0.0
29 16:55 NW 8 5.00 A Few Clouds with Haze FEW015 64.4 59 83% 29.99 0.0
29 16:35 NW 8 5.00 A Few Clouds with Haze FEW014 64.4 59 83% 29.99 0.0
29 16:15 NW 9 5.00 Fair with Haze CLR 64.4 59 83% 30 0.0
29 15:55 NW 12 5.00 A Few Clouds with Haze FEW013 62.6 59 88% 29.99 0.0
29 15:35 NW 9 5.00 Partly Cloudy with Haze SCT013 64.4 59 83% 30 0.0
29 15:15 W 9 5.00 Partly Cloudy with Haze SCT013 64.4 59 83% 30.01 0.0
29 14:55 NW 10 5.00 Mostly Cloudy with Haze BKN013 64.4 59 83% 30.02 0.0
29 14:35 N 10 5.00 Mostly Cloudy with Haze BKN013 0 0 0% 30.02 0.0
29 14:15 NW 8 G 14 5.00 Partly Cloudy with Haze SCT013 64.4 59 83% 30.02 0.0
29 13:55 W 10 5.00 A Few Clouds with Haze FEW013 64.4 59 83% 30.02 0.0
29 13:35 NW 8 4.00 Partly Cloudy with Haze SCT013 64.4 59 83% 30.02 0.0
29 13:15 NW 9 5.00 A Few Clouds with Haze FEW013 64.4 59 83% 30.03 0.0
29 12:55 W 8 5.00 A Few Clouds with Haze FEW013 62.6 59 88% 30.03 0.0
29 12:35 NW 8 6.00 A Few Clouds with Haze FEW013 64.4 59 83% 30.03 0.0
29 12:15 NW 8 G 14 6.00 Fair with Haze CLR 62.6 57.2 83% 30.04 0.0
29 11:55 Vrbl 7 G 13 6.00 A Few Clouds with Haze FEW013 62.6 57.2 83% 30.04 0.0
29 11:35 NW 6 5.00 A Few Clouds with Haze FEW013 62.6 57.2 83% 30.05 0.0
29 11:15 NW 8 6.00 A Few Clouds with Haze FEW013 62.6 57.2 83% 30.05 0.0
29 10:55 W 8 5.00 Fog/Mist FEW013 62.6 59 88% 30.04 0.0
29 10:35 W 8 5.00 Fog/Mist CLR 60.8 59 94% 30.04 0.0
29 10:15 W 9 5.00 Fair with Haze CLR 62.6 57.2 83% 30.04 0.0
29 09:55 W 7 6.00 Partly Cloudy with Haze SCT013 62.6 57.2 83% 30.04 0.0
29 09:35 W 6 5.00 Fog/Mist BKN013 60.8 59 94% 30.03 0.0
Date Time (pdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)