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.
03 03:15 Calm 12.87 Overcast SCT011 OVC020 15 15 100% 76.23 0.0
03 02:55 Calm 14.48 Overcast OVC012 0 0 0% 76.23 0.0
03 02:35 Calm 14.48 Overcast OVC012 15 15 100% 76.25 0.0
03 02:15 Calm 14.48 Overcast OVC012 14 14 100% 76.25 0.0
03 01:55 Calm 12.87 Overcast OVC012 14 14 100% 76.28 0.0
03 01:35 Calm 11.27 Mostly Cloudy BKN011 13 13 100% 76.28 0.0
03 01:15 Calm 11.27 Mostly Cloudy BKN011 13 13 100% 76.28 0.0
03 00:55 Calm 9.66 Fog/Mist BKN010 13 13 100% 76.28 0.0
03 00:35 Calm 12.87 Mostly Cloudy BKN010 13 13 100% 76.25 0.0
03 00:15 Calm 12.87 Partly Cloudy SCT010 13 13 100% 76.28 0.0
02 23:55 Calm 8.05 Fog/Mist CLR 13 13 100% 76.28 0.0
02 23:35 Calm 11.27 Fair CLR 0 0 0% 76.28 0.0
02 23:15 Calm 11.27 Fair CLR 13 13 100% 76.3 0.0
02 22:55 Calm 11.27 A Few Clouds FEW008 13 13 100% 76.3 0.0
02 22:35 Calm 12.87 Partly Cloudy SCT008 SCT013 0 0 0% 76.3 0.0
02 22:15 Calm 11.27 Mostly Cloudy BKN010 14 14 100% 76.33 0.0
02 21:55 Calm 12.87 Mostly Cloudy BKN011 14 14 100% 76.33 0.0
02 21:35 Calm 14.48 Mostly Cloudy BKN010 15 15 100% 76.33 0.0
02 21:15 Calm 14.48 Overcast OVC010 15 15 100% 76.3 0.0
02 20:55 Calm 12.87 Mostly Cloudy BKN010 15 15 100% 76.3 0.0
02 20:35 Calm 14.48 A Few Clouds FEW010 15 15 100% 76.3 0.0
02 20:15 Calm 12.87 Fair CLR 16 16 100% 76.28 0.0
02 19:55 Calm 11.27 Fair CLR 16 16 100% 76.28 0.0
02 19:35 Calm 12.87 Fair CLR 16 16 100% 76.28 0.0
02 19:15 NW 7 14.48 Fair CLR 17 16 94% 76.28 0.0
02 18:55 NW 9 14.48 Fair CLR 17 16 94% 76.3 0.0
02 18:35 NW 9 14.48 Fair CLR 18 16 88% 76.3 0.0
02 18:15 W 9 12.87 Fair CLR 18 16 88% 76.3 0.0
02 17:55 W 9 14.48 Fair CLR 18 16 88% 76.3 0.0
02 17:35 W 9 14.48 Fair CLR 18 16 88% 76.3 0.0
02 17:15 W 7 14.48 Fair CLR 18 17 94% 76.33 0.0
02 16:55 W 11 12.87 Fair CLR 0 0 0% 76.33 0.0
02 16:35 W 9 12.87 Fair CLR 18 17 94% 76.33 0.0
02 16:15 SW 7 12.87 Fair CLR 0 0 0% 76.33 0.0
02 15:55 SW 9 12.87 Fair CLR 19 17 88% 76.35 0.0
02 15:35 S 9 12.87 A Few Clouds FEW011 18 17 94% 76.35 0.0
02 15:15 SW 11 12.87 Partly Cloudy SCT011 18 16 88% 76.38 0.0
02 14:55 Vrbl 11 12.87 Partly Cloudy SCT012 19 16 83% 76.38 0.0
02 14:35 Vrbl 9 12.87 Mostly Cloudy BKN013 19 16 83% 76.4 0.0
02 14:15 SW 11 G 22 12.87 Overcast OVC012 18 16 88% 76.38 0.0
02 13:55 S 13 12.87 NULL NULL 18 17 94% 76.38 0.0
02 13:35 S 13 0.00 NULL NULL 19 17 88% 76.38 0.0
02 13:15 S 15 11.27 Mostly Cloudy BKN012 19 17 88% 76.4 0.0
02 12:55 S 15 12.87 Overcast OVC012 18 16 88% 76.4 0.0
02 12:35 S 11 11.27 Overcast OVC012 18 16 88% 76.43 0.0
02 12:15 S 9 G 20 11.27 Overcast OVC012 18 17 94% 76.4 0.0
02 11:55 S 13 11.27 Overcast OVC012 18 16 88% 76.4 0.0
02 11:35 S 15 11.27 Overcast OVC013 0 0 0% 76.4 0.0
02 11:15 S 15 11.27 Overcast OVC013 18 16 88% 76.4 0.0
02 10:55 S 19 12.87 Mostly Cloudy BKN012 BKN017 BKN034 19 16 83% 76.38 0.0
02 10:35 S 19 G 28 12.87 Overcast BKN013 BKN018 OVC033 18 16 88% 76.35 0.0
02 10:15 S 15 12.87 Overcast OVC013 18 16 88% 76.35 0.0
02 09:55 S 13 9.66 Fog/Mist BKN011 OVC035 0 0 0% 76.35 0.0
02 09:35 S 17 G 26 12.87 Mostly Cloudy FEW009 BKN013 BKN036 17 16 94% 76.35 0.0
02 09:15 S 13 12.87 Overcast OVC013 17 15 88% 76.33 0.0
02 08:55 S 11 12.87 Overcast OVC012 17 15 88% 76.33 0.0
02 08:35 SE 11 11.27 Overcast OVC013 17 15 88% 76.33 0.0
02 08:15 SE 11 12.87 Overcast OVC013 16 15 94% 76.33 0.0
02 07:55 SE 13 12.87 Overcast BKN014 OVC018 16 15 94% 76.3 0.0
02 07:35 S 13 11.27 Overcast BKN019 OVC037 16 15 94% 76.28 0.0
02 07:15 S 11 12.87 Overcast FEW020 BKN024 OVC036 17 15 88% 76.28 0.0
02 06:55 SE 7 12.87 Overcast BKN024 OVC033 0 0 0% 76.28 0.0
02 06:35 SE 7 14.48 Overcast BKN029 OVC035 16 15 94% 76.28 0.0
02 06:15 SE 9 12.87 Overcast OVC029 16 16 100% 76.25 0.0
02 05:55 SE 11 12.87 Overcast BKN029 OVC040 16 16 100% 76.25 0.0
02 05:35 SE 13 12.87 Mostly Cloudy FEW010 SCT030 BKN036 16 15 94% 76.25 0.0
02 05:15 SE 11 12.87 Overcast BKN029 OVC044 16 15 94% 76.25 0.0
02 04:55 SE 13 14.48 Overcast SCT009 OVC027 16 15 94% 76.25 0.0
02 04:35 SE 11 14.48 Overcast BKN010 OVC014 16 15 94% 76.25 0.0
02 04:15 SE 9 12.87 Overcast BKN010 BKN014 OVC045 15 15 100% 76.25 0.0
02 03:55 Calm 14.48 Overcast FEW027 OVC045 15 14 94% 76.25 0.0
02 03:35 Calm 14.48 Mostly Cloudy BKN045 14 14 100% 76.25 0.0
02 03:15 Calm 14.48 A Few Clouds FEW044 14 14 100% 76.25 0.0
02 02:55 SE 7 14.48 A Few Clouds FEW080 14 14 100% 76.25 0.0
02 02:35 SE 9 14.48 A Few Clouds FEW080 15 14 94% 76.25 0.0
02 02:15 SE 9 14.48 Fair CLR 14 14 100% 76.28 0.0
02 01:55 SE 7 14.48 Fair CLR 15 14 94% 76.28 0.0
02 01:35 SE 9 14.48 Partly Cloudy SCT028 SCT075 15 14 94% 76.28 0.0
02 01:15 SE 11 14.48 Overcast OVC027 15 14 94% 76.3 0.0
02 00:55 SE 7 14.48 Overcast OVC026 15 15 100% 76.3 0.0
02 00:35 S 6 12.87 Mostly Cloudy BKN029 BKN035 14 14 100% 76.28 0.0
02 00:15 S 6 14.48 Mostly Cloudy FEW017 BKN029 14 14 100% 76.28 0.0
01 23:55 Calm 14.48 Overcast BKN019 OVC029 14 14 100% 76.3 0.0
01 23:35 Calm 12.87 Mostly Cloudy SCT019 BKN028 BKN033 14 14 100% 76.3 0.0
01 23:15 Calm 12.87 Mostly Cloudy FEW016 SCT034 BKN100 15 15 100% 76.28 0.0
01 22:55 Calm 12.87 Partly Cloudy FEW016 FEW034 SCT100 15 15 100% 76.3 0.0
01 22:35 SE 7 12.87 A Few Clouds FEW100 15 15 100% 76.28 0.0
01 22:15 SE 7 12.87 A Few Clouds FEW110 15 15 100% 76.3 0.0
01 21:55 SE 9 11.27 Fair CLR 15 15 100% 76.3 0.0
01 21:35 SE 9 11.27 Mostly Cloudy BKN009 16 16 100% 76.3 0.0
01 21:15 SE 11 11.27 Overcast OVC008 16 16 100% 76.3 0.0
01 20:55 SE 9 11.27 Mostly Cloudy BKN008 BKN020 16 16 100% 76.28 0.0
01 20:15 SE 9 9.66 Fog/Mist OVC006 16 16 100% 76.28 0.0
01 19:55 SE 9 9.66 Fog/Mist OVC005 16 16 100% 76.28 0.0
01 19:35 SE 7 8.05 Fog/Mist BKN006 BKN018 16 16 100% 76.28 0.0
01 19:15 S 9 9.66 Fog/Mist SCT006 16 16 100% 76.28 0.0
01 18:55 S 9 9.66 Fog/Mist FEW017 17 17 100% 76.25 0.0
01 18:35 S 9 9.66 Fog/Mist FEW007 17 17 100% 76.25 0.0
01 18:15 S 9 9.66 Fog/Mist SCT007 17 17 100% 76.25 0.0
01 17:55 Vrbl 9 11.27 Fair CLR 18 16 88% 76.25 0.0
01 17:35 Vrbl 11 11.27 Fair CLR 18 17 94% 76.25 0.0
01 17:15 Vrbl 9 G 19 11.27 Fair CLR 18 17 94% 76.25 0.0
01 16:55 Vrbl 9 11.27 Fair CLR 0 0 0% 76.25 0.0
01 16:35 Vrbl 6 11.27 Fair CLR 19 17 88% 76.25 0.0
01 16:15 SW 11 11.27 Fair CLR 18 17 94% 76.28 0.0
01 15:55 SW 9 11.27 Fair CLR 19 17 88% 76.3 0.0
01 15:35 SW 15 12.87 Fair CLR 18 17 94% 76.28 0.0
01 15:15 SW 15 12.87 Fair CLR 19 17 88% 76.3 0.0
01 14:55 Vrbl 9 G 19 12.87 Fair CLR 19 17 88% 76.3 0.0
01 14:35 Vrbl 11 G 24 9.66 Fog/Mist CLR 18 17 94% 76.3 0.0
01 14:15 SW 11 G 22 11.27 Fair CLR 19 17 88% 76.3 0.0
01 13:55 SW 11 11.27 Fair CLR 19 17 88% 76.3 0.0
01 13:35 SW 11 9.66 Fair with Haze CLR 0 0 0% 76.3 0.0
01 13:15 S 13 11.27 A Few Clouds FEW049 19 17 88% 76.3 0.0
01 12:55 S 13 11.27 Mostly Cloudy BKN050 19 17 88% 76.3 0.0
01 12:35 S 11 G 22 12.87 Overcast OVC050 19 16 83% 76.33 0.0
01 12:15 S 15 11.27 Overcast SCT013 OVC050 18 16 88% 76.33 0.0
01 11:55 S 11 11.27 NULL NULL 18 16 88% 76.33 0.0
01 11:35 S 15 11.27 Mostly Cloudy SCT013 BKN049 18 16 88% 76.33 0.0
01 11:15 S 15 11.27 Mostly Cloudy BKN049 18 16 88% 76.3 0.0
01 10:55 S 13 11.27 Overcast OVC047 17 16 94% 76.3 0.0
01 10:35 S 13 9.66 Fog/Mist FEW011 BKN045 17 16 94% 76.28 0.0
01 10:15 S 9 8.05 Fog/Mist BKN045 17 16 94% 76.28 0.0
01 09:55 S 9 8.05 Fog/Mist FEW007 SCT013 BKN045 17 17 100% 76.28 0.0
01 09:35 Vrbl 7 9.66 Fog/Mist SCT007 OVC043 0 0 0% 76.25 0.0
01 09:15 SW 7 9.66 Fog/Mist OVC042 17 17 100% 76.25 0.0
01 08:55 SW 11 9.66 Fog/Mist OVC042 16 16 100% 76.23 0.0
01 08:35 SW 7 9.66 Fog/Mist OVC042 16 16 100% 76.23 0.0
01 08:15 SW 9 8.05 Fog/Mist OVC041 16 16 100% 76.2 0.0
01 07:55 SW 13 8.05 Fog/Mist OVC041 16 16 100% 76.2 0.0
01 07:35 SW 11 9.66 Fog/Mist OVC041 16 16 100% 76.17 0.0
01 07:15 Calm 11.27 Overcast OVC041 16 14 88% 76.15 0.0
01 06:55 SE 6 11.27 Overcast OVC040 16 14 88% 76.15 0.0
01 06:35 SE 7 12.87 Overcast OVC040 16 14 88% 76.12 0.0
01 06:15 SE 7 12.87 Overcast FEW013 OVC039 15 14 94% 76.12 0.0
01 05:55 Calm 12.87 Overcast FEW015 OVC039 15 13 88% 76.12 0.0
01 05:35 Calm 12.87 Overcast OVC037 15 14 94% 76.1 0.0
01 05:15 Calm 12.87 Overcast OVC037 15 14 94% 76.1 0.0
01 04:55 Calm 12.87 Overcast OVC037 16 14 88% 76.1 0.0
01 04:35 SE 6 12.87 Overcast OVC037 16 13 83% 76.1 0.0
01 04:15 SW 6 12.87 Overcast OVC036 16 13 83% 76.1 0.0
01 03:55 Calm 14.48 Overcast OVC034 16 14 88% 76.12 0.0
01 03:35 Calm 12.87 Overcast OVC033 16 14 88% 76.1 0.0
01 03:15 Calm 12.87 Overcast OVC032 16 14 88% 76.1 0.0
01 02:55 Calm 14.48 Overcast OVC033 16 13 83% 76.1 0.0
01 02:35 Calm 14.48 Overcast OVC033 16 14 88% 76.1 0.0
01 02:15 Calm 12.87 Overcast OVC033 16 14 88% 76.1 0.0
01 01:55 Calm 12.87 Overcast OVC033 16 13 83% 76.1 0.0
01 01:35 Calm 11.27 Overcast OVC030 16 14 88% 76.1 0.0
01 01:15 W 9 11.27 Overcast OVC030 16 14 88% 76.1 0.0
01 00:55 Calm 9.66 Fog/Mist OVC029 16 15 94% 76.1 0.0
01 00:35 W 6 9.66 Fog/Mist OVC030 16 15 94% 76.1 0.0
01 00:15 W 7 8.05 Fog/Mist OVC029 16 16 100% 76.1 0.0
31 23:55 W 6 9.66 Fog/Mist OVC030 16 16 100% 76.1 0.0
31 23:35 NW 6 9.66 Fog/Mist OVC029 16 16 100% 76.1 0.0
31 23:15 NW 7 11.27 Overcast FEW012 FEW019 OVC031 16 15 94% 76.12 0.0
31 22:55 W 6 11.27 Overcast OVC030 16 15 94% 76.12 0.0
31 22:15 W 9 11.27 Overcast OVC030 16 15 94% 76.12 0.0
31 21:55 NW 7 9.66 Fog/Mist OVC028 16 16 100% 76.12 0.0
31 21:35 NW 7 9.66 Fog/Mist FEW021 OVC028 16 16 100% 76.1 0.0
31 21:15 Calm 8.05 Fog/Mist FEW021 OVC027 16 16 100% 76.1 0.0
31 20:55 NW 6 9.66 Fog/Mist OVC028 16 15 94% 76.1 0.0
31 20:35 W 7 9.66 Fog/Mist FEW022 OVC028 16 15 94% 76.07 0.0
31 20:15 NW 7 8.05 Fog/Mist OVC027 16 16 100% 76.07 0.0
31 19:55 W 7 8.05 Fog/Mist OVC027 16 16 100% 76.07 0.0
31 19:35 W 7 6.44 Fog/Mist OVC028 16 16 100% 76.05 0.0
31 19:15 W 9 6.44 Overcast OVC028 0 0 0% 76.05 0.0
31 18:55 W 7 6.44 Fog/Mist OVC028 16 16 100% 76.05 0.0
31 18:35 W 6 6.44 Fog/Mist OVC028 16 16 100% 76.07 0.0
31 18:15 Vrbl 6 8.05 Fog/Mist OVC027 17 16 94% 76.07 0.0
31 17:55 Vrbl 7 8.05 Fog/Mist OVC028 17 16 94% 76.07 0.0
31 17:35 SW 7 8.05 Fog/Mist OVC027 16 16 100% 76.07 0.0
31 17:15 SW 9 8.05 Fog/Mist FEW014 OVC025 16 16 100% 76.07 0.0
31 16:55 SW 11 8.05 Fog/Mist OVC025 17 15 88% 76.07 0.0
31 16:35 W 7 9.66 Fog/Mist FEW019 OVC026 17 15 88% 76.1 0.0
31 16:15 SW 13 8.05 Fog/Mist SCT019 OVC026 16 15 94% 76.1 0.0
31 15:35 SW 7 9.66 Fog/Mist FEW021 OVC027 17 15 88% 76.12 0.0
31 15:15 SW 7 8.05 Fog/Mist OVC027 17 15 88% 76.12 0.0
31 14:55 SW 7 8.05 Fog/Mist OVC027 17 15 88% 76.12 0.0
31 14:35 Vrbl 7 9.66 Fog/Mist FEW014 FEW019 OVC028 17 15 88% 76.15 0.0
31 14:15 S 9 9.66 Fog/Mist SCT019 OVC028 17 15 88% 76.15 0.0
31 13:55 Vrbl 7 9.66 Fog/Mist FEW017 OVC027 17 15 88% 76.17 0.0
31 13:35 SW 9 8.05 Fog/Mist SCT014 OVC026 16 15 94% 76.17 0.0
31 13:15 SW 9 6.44 Fog/Mist SCT016 OVC024 16 15 94% 76.17 0.0
31 12:55 S 11 8.05 Fog/Mist FEW014 OVC025 16 15 94% 76.17 0.0
31 12:35 S 11 6.44 Fog/Mist FEW015 OVC024 16 15 94% 76.17 0.0
31 12:15 S 7 6.44 Fog/Mist FEW015 OVC023 16 15 94% 76.17 0.0
31 11:55 Vrbl 7 4.83 Fog/Mist FEW014 OVC022 16 15 94% 76.17 0.0
31 11:35 Calm 8.05 Fog/Mist OVC022 16 15 94% 76.17 0.0
31 10:55 Calm 6.44 Fog/Mist BKN022 15 15 100% 76.17 0.0
31 10:35 Calm 3.22 Fog/Mist BKN018 BKN022 15 15 100% 76.17 0.0
31 10:15 W 6 3.22 Fog/Mist BKN017 BKN021 15 15 100% 76.17 0.0
31 09:55 W 9 2.41 Fog/Mist FEW006 BKN016 15 15 100% 76.15 0.0
31 09:35 W 6 2.41 Fog/Mist FEW006 BKN016 15 15 100% 76.15 0.0
31 09:15 SW 6 2.82 Fog/Mist OVC016 15 15 100% 76.12 0.0
31 08:55 Calm 3.22 Fog/Mist BKN016 14 14 100% 76.12 0.0
31 08:35 W 7 2.82 Fog/Mist OVC016 14 14 100% 76.12 0.0
31 07:55 Calm 4.02 Fog/Mist OVC015 14 14 100% 76.1 0.0
31 07:35 Calm 4.83 Overcast OVC014 0 0 0% 76.1 0.0
31 07:15 NW 11 4.83 Fog/Mist OVC014 14 14 100% 76.07 0.0
31 06:55 NW 7 8.05 Fog/Mist OVC015 14 14 100% 76.05 0.0
31 06:35 NW 11 4.83 Fog/Mist OVC014 14 14 100% 76.05 0.0
31 06:15 NW 13 8.05 Fog/Mist OVC014 14 14 100% 76.05 0.0
31 05:55 NW 9 9.66 Fog/Mist OVC014 15 14 94% 76.05 0.0
31 05:35 NW 13 8.05 Fog/Mist OVC014 15 14 94% 76.05 0.0
31 05:15 NW 7 8.05 Fog/Mist OVC014 15 14 94% 76.05 0.0
31 04:55 W 9 9.66 Fog/Mist OVC014 15 14 94% 76.02 0.0
31 04:35 W 9 8.05 Fog/Mist OVC014 15 14 94% 76.02 0.0
31 04:15 Calm 8.05 Fog/Mist OVC014 15 14 94% 76.02 0.0
31 03:55 W 9 8.05 Overcast OVC014 0 0 0% 76.05 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)