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 22:35 Calm 14.48 Fair CLR 9 6 82% 76.33 0.0
24 22:15 Calm 14.48 Fair CLR 9 7 87% 76.3 0.0
24 21:55 Calm 14.48 Fair CLR 9 7 87% 76.28 0.0
24 21:35 Calm 14.48 Fair CLR 9 7 87% 76.3 0.0
24 21:15 Calm 14.48 Fair CLR 10 6 76% 76.28 0.0
24 20:55 Calm 12.87 Fair CLR 10 6 76% 76.28 0.0
24 20:35 NE 6 12.87 Fair CLR 0 0 0% 76.28 0.0
24 20:15 Calm 14.48 Fair CLR 11 8 82% 76.25 0.0
24 19:55 N 9 11.27 Fair CLR 12 10 88% 76.25 0.0
24 19:35 N 7 9.66 Fog/Mist CLR 14 13 94% 76.25 0.0
24 19:15 NW 7 9.66 Fog/Mist CLR 15 13 88% 76.23 0.0
24 18:55 NW 7 9.66 Fog/Mist CLR 15 14 94% 76.23 0.0
24 18:35 N 11 6.44 Fog/Mist CLR 16 14 88% 76.2 0.0
24 18:15 N 15 6.44 Fog/Mist CLR 16 15 94% 76.2 0.0
24 17:55 N 17 G 30 6.44 Fair CLR 0 0 0% 76.2 0.0
24 17:35 N 20 8.05 Fair with Haze CLR 17 15 88% 76.2 0.0
24 17:15 N 17 G 30 8.05 Fair with Haze CLR 18 15 83% 76.17 0.0
24 16:55 N 26 9.66 Fair with Haze CLR 18 15 83% 76.17 0.0
24 16:35 N 26 11.27 Fair CLR 19 14 73% 76.17 0.0
24 16:15 N 30 9.66 Fair with Haze CLR 19 15 78% 76.17 0.0
24 15:55 N 26 12.87 Fair CLR 19 15 78% 76.15 0.0
24 15:35 N 22 11.27 Fair CLR 20 13 64% 76.15 0.0
24 15:15 N 17 G 26 12.87 Fair CLR 21 9 46% 76.17 0.0
24 14:55 N 20 12.87 Fair CLR 21 8 43% 76.17 0.0
24 14:35 NW 24 11.27 Fair CLR 21 9 46% 76.2 0.0
24 14:15 NW 19 12.87 Fair CLR 22 7 38% 76.2 0.0
24 13:55 N 15 14.48 NULL NULL 23 5 31% 76.2 0.0
24 13:35 Vrbl 11 0.00 NULL NULL 23 4 29% 76.23 0.0
24 13:15 E 17 0.00 NULL NULL 0 0 0% 76.25 0.0
24 12:55 E 17 12.87 Fair CLR 23 3 27% 76.28 0.0
24 12:35 E 20 14.48 Fair CLR 22 3 29% 76.28 0.0
24 12:15 E 19 14.48 Fair CLR 22 2 27% 76.3 0.0
24 11:55 E 17 G 31 12.87 Fair CLR 21 2 29% 76.3 0.0
24 11:35 E 13 G 30 14.48 Fair CLR 21 2 29% 76.33 0.0
24 11:15 E 19 G 31 12.87 Fair CLR 21 2 29% 76.33 0.0
24 10:55 E 24 12.87 Fair CLR 20 2 30% 76.33 0.0
24 10:35 E 11 G 24 14.48 Fair CLR 20 3 33% 76.35 0.0
24 10:15 Vrbl 9 14.48 Fair CLR 19 3 35% 76.35 0.0
24 09:55 Calm 14.48 Fair CLR 19 3 35% 76.35 0.0
24 09:35 Calm 6.44 Fair with Haze CLR 18 9 56% 76.35 0.0
24 09:15 Calm 8.05 Fair with Haze CLR 16 11 72% 76.35 0.0
24 08:55 Calm 8.05 Fog/Mist CLR 13 12 94% 76.35 0.0
24 08:35 Calm 8.05 Fog/Mist CLR 10 10 100% 76.35 0.0
24 08:15 Calm 9.66 Fog/Mist CLR 8 8 100% 76.35 0.0
24 07:55 Calm 6.44 Fog/Mist CLR 7 7 100% 76.33 0.0
24 07:35 Calm 4.02 Fog/Mist CLR 6 6 100% 76.3 0.0
24 07:15 Calm 6.44 Fog/Mist CLR 7 7 100% 76.3 0.0
24 06:55 Calm 4.83 Fog/Mist CLR 7 7 100% 76.3 0.0
24 06:35 Calm 9.66 Fog/Mist CLR 7 7 100% 76.3 0.0
24 06:15 Calm 9.66 Fog/Mist CLR 6 6 100% 76.3 0.0
24 05:55 Calm 8.05 Fog/Mist CLR 6 6 100% 76.3 0.0
24 05:35 Calm 11.27 Fair CLR 6 6 100% 76.3 0.0
24 05:15 Calm 11.27 Fair CLR 7 7 100% 76.3 0.0
24 04:55 Calm 11.27 Fair CLR 0 0 0% 76.28 0.0
24 04:15 Calm 12.87 Fair CLR 6 6 100% 76.28 0.0
24 03:55 Calm 11.27 Fair CLR 7 7 100% 76.28 0.0
24 03:35 Calm 14.48 Fair CLR 8 8 100% 76.28 0.0
24 03:15 Calm 11.27 Fair CLR 7 7 100% 76.3 0.0
24 02:55 Calm 8.05 Fog/Mist CLR 8 8 100% 76.3 0.0
24 02:35 Calm 9.66 Fog/Mist FEW003 8 8 100% 76.3 0.0
24 02:15 Calm 11.27 Partly Cloudy SCT003 9 9 100% 76.3 0.0
24 01:55 Calm 8.05 Fog/Mist FEW003 7 7 100% 76.3 0.0
24 01:35 Calm 11.27 Fair CLR 9 9 100% 76.28 0.0
24 01:15 Calm 11.27 Fair CLR 8 8 100% 76.3 0.0
24 00:55 Calm 11.27 Fair CLR 7 7 100% 76.3 0.0
24 00:35 Calm 12.87 Fair CLR 9 9 100% 76.3 0.0
24 00:15 Calm 14.48 Fair CLR 8 8 100% 76.33 0.0
23 23:55 Calm 14.48 Fair CLR 9 9 100% 76.33 0.0
23 23:35 Calm 12.87 Fair CLR 9 9 100% 76.33 0.0
23 23:15 Calm 12.87 Fair CLR 9 9 100% 76.33 0.0
23 22:55 Calm 11.27 Fair CLR 9 9 100% 76.33 0.0
23 22:35 NE 6 14.48 Fair CLR 10 10 100% 76.35 0.0
23 22:15 Calm 14.48 Fair CLR 10 10 100% 76.35 0.0
23 21:55 Calm 12.87 Fair CLR 11 11 100% 76.33 0.0
23 21:35 Calm 12.87 Fair CLR 11 11 100% 76.33 0.0
23 21:15 Calm 11.27 Fair CLR 12 11 94% 76.33 0.0
23 20:55 N 13 8.05 Fog/Mist CLR 14 14 100% 76.33 0.0
23 20:35 N 13 9.66 Fog/Mist CLR 14 14 100% 76.33 0.0
23 20:15 N 13 11.27 Fair CLR 15 14 94% 76.33 0.0
23 19:55 N 9 11.27 Fair CLR 15 13 88% 76.33 0.0
23 19:35 N 13 11.27 Fair CLR 15 14 94% 76.3 0.0
23 19:15 N 13 8.05 Fog/Mist CLR 15 14 94% 76.3 0.0
23 18:55 N 15 8.05 Fog/Mist CLR 15 15 100% 76.28 0.0
23 18:35 N 15 8.05 Fog/Mist CLR 15 14 94% 76.28 0.0
23 18:15 N 17 8.05 Fog/Mist CLR 16 14 88% 76.28 0.0
23 17:55 N 19 9.66 Fog/Mist CLR 16 14 88% 76.28 0.0
23 17:35 N 19 9.66 Fair with Haze CLR 17 14 83% 76.28 0.0
23 17:15 N 17 G 28 9.66 Fair with Haze CLR 17 14 83% 76.28 0.0
23 16:55 N 22 9.66 Fair with Haze CLR 17 14 83% 76.28 0.0
23 16:35 N 20 9.66 Fair with Haze CLR 18 14 78% 76.28 0.0
23 16:15 N 20 9.66 Fair with Haze CLR 18 14 78% 76.3 0.0
23 15:55 NW 19 11.27 Fair CLR 18 14 78% 76.3 0.0
23 15:35 NW 22 11.27 Fair CLR 18 15 83% 76.3 0.0
23 15:15 N 20 G 31 14.48 Fair CLR 18 15 83% 76.3 0.0
23 14:55 NW 28 11.27 Fair CLR 18 15 83% 76.33 0.0
23 14:35 N 28 12.87 Fair CLR 18 15 83% 76.33 0.0
23 14:15 NW 26 14.48 A Few Clouds FEW034 FEW040 18 15 83% 76.33 0.0
23 13:55 NW 26 11.27 Partly Cloudy SCT036 18 14 78% 76.35 0.0
23 13:35 NW 22 12.87 A Few Clouds FEW033 18 14 78% 76.38 0.0
23 13:15 NW 20 14.48 A Few Clouds FEW032 18 14 78% 76.38 0.0
23 12:55 NW 20 12.87 Partly Cloudy SCT032 0 0 0% 76.4 0.0
23 12:35 NW 19 11.27 A Few Clouds FEW033 18 14 78% 76.4 0.0
23 12:15 NW 22 12.87 Fair CLR 18 14 78% 76.43 0.0
23 11:55 NW 19 12.87 Partly Cloudy SCT039 17 14 83% 76.43 0.0
23 11:35 N 17 12.87 Overcast FEW028 BKN034 OVC039 18 15 83% 76.43 0.0
23 11:15 NW 17 9.66 Fog/Mist FEW023 BKN029 BKN034 16 15 94% 76.45 0.0
23 10:55 NW 17 12.87 Partly Cloudy SCT022 SCT028 16 14 88% 76.43 0.0
23 10:35 NW 15 11.27 Partly Cloudy FEW015 SCT021 16 15 94% 76.43 0.0
23 10:15 NW 13 9.66 Fog/Mist BKN015 BKN021 BKN026 16 14 88% 76.4 0.0
23 09:55 NW 9 8.05 Fog/Mist SCT017 BKN022 BKN026 16 15 94% 76.4 0.0
23 09:35 NW 9 6.44 Fog/Mist BKN018 OVC023 15 14 94% 76.4 0.0
23 09:15 Calm 8.05 Fog/Mist SCT019 BKN025 14 14 100% 76.4 0.0
23 08:55 Calm 9.66 Fog/Mist CLR 13 13 100% 76.38 0.0
23 08:35 Calm 9.66 Fog/Mist FEW045 12 12 100% 76.35 0.0
23 08:15 Calm 11.27 A Few Clouds FEW042 12 12 100% 76.35 0.0
23 07:55 Calm 9.66 Fog/Mist SCT040 11 11 100% 76.33 0.0
23 07:35 Calm 11.27 Mostly Cloudy BKN039 12 12 100% 76.3 0.0
23 07:15 Calm 12.87 Overcast OVC037 12 12 100% 76.3 0.0
23 06:55 E 11 12.87 Overcast OVC036 12 12 100% 76.3 0.0
23 06:35 E 7 12.87 Mostly Cloudy BKN037 12 12 100% 76.28 0.0
23 06:15 E 7 12.87 Fair CLR 0 0 0% 76.28 0.0
23 05:55 E 9 11.27 Fair CLR 12 12 100% 76.25 0.0
23 05:35 NE 9 11.27 Partly Cloudy SCT013 12 12 100% 76.25 0.0
23 05:15 NE 6 11.27 Overcast OVC013 14 14 100% 76.23 0.0
23 04:55 Calm 11.27 Overcast OVC013 14 14 100% 76.23 0.0
23 04:35 Calm 11.27 Mostly Cloudy BKN013 0 0 0% 76.2 0.0
23 04:15 Calm 11.27 Mostly Cloudy BKN017 14 13 94% 76.2 0.0
23 03:55 N 7 11.27 Overcast OVC018 14 14 100% 76.2 0.0
23 03:35 N 11 9.66 Fog/Mist OVC019 15 14 94% 76.2 0.0
23 03:15 N 11 G 20 11.27 Overcast OVC018 15 14 94% 76.2 0.0
23 02:55 N 20 9.66 Fog/Mist OVC015 15 14 94% 76.2 0.0
23 02:35 N 15 9.66 Fog/Mist BKN015 OVC019 15 14 94% 76.2 0.0
23 02:15 N 11 9.66 Fog/Mist BKN013 OVC019 15 14 94% 76.2 0.0
23 01:55 N 9 11.27 Overcast OVC017 15 14 94% 76.2 0.0
23 01:35 N 13 G 22 9.66 Fog/Mist OVC017 15 14 94% 76.2 0.0
23 01:15 NW 19 9.66 Fog/Mist OVC017 15 14 94% 76.2 0.0
23 00:55 NW 15 9.66 Fog/Mist OVC018 15 14 94% 76.17 0.0
23 00:35 NW 13 9.66 Fog/Mist OVC020 15 14 94% 76.17 0.0
23 00:15 NW 17 11.27 Overcast OVC021 15 13 88% 76.2 0.0
22 23:55 NW 19 G 31 9.66 Fog/Mist OVC019 15 14 94% 76.17 0.0
22 23:35 NW 19 9.66 Fog/Mist OVC019 15 14 94% 76.17 0.0
22 23:15 NW 26 9.66 Fog/Mist OVC022 15 14 94% 76.17 0.0
22 22:55 NW 19 9.66 Fog/Mist OVC022 15 13 88% 76.17 0.0
22 22:35 NW 19 9.66 Fog/Mist BKN019 OVC023 15 13 88% 76.17 0.0
22 22:15 NW 17 9.66 Fog/Mist OVC018 15 14 94% 76.17 0.0
22 21:55 NW 15 9.66 Fog/Mist BKN017 OVC021 15 14 94% 76.15 0.0
22 21:35 NW 17 G 28 8.05 Fog/Mist BKN017 OVC022 15 14 94% 76.15 0.0
22 21:15 N 22 9.66 Fog/Mist OVC018 15 14 94% 76.12 0.0
22 20:55 N 22 9.66 Fog/Mist OVC018 15 14 94% 76.12 0.0
22 20:35 N 19 G 28 8.05 Fog/Mist BKN017 OVC021 15 15 100% 76.12 0.0
22 20:15 NW 15 9.66 Fog/Mist OVC016 15 15 100% 76.1 0.0
22 19:55 N 22 9.66 Fog/Mist FEW010 OVC017 15 15 100% 76.1 0.0
22 19:35 N 19 G 35 4.02 Fog/Mist BKN011 OVC016 15 15 100% 76.07 0.0
22 19:15 NW 20 9.66 Fog/Mist BKN010 BKN016 OVC046 15 15 100% 76.05 0.0
22 18:55 NW 17 4.83 Fog/Mist SCT012 BKN026 OVC046 15 15 100% 76.02 0.0
22 18:35 NW 13 G 26 4.83 Fog/Mist FEW009 SCT020 BKN024 15 15 100% 76.02 0.0
22 18:15 NW 17 11.27 Overcast FEW009 FEW015 OVC026 16 16 100% 76.02 0.0
22 17:55 NW 17 8.05 Fog/Mist FEW011 SCT021 OVC025 16 16 100% 76.02 0.0
22 17:35 NW 13 G 24 8.05 Fog/Mist FEW015 BKN021 OVC026 16 16 100% 76.02 0.0
22 17:15 NW 13 6.44 Fog/Mist FEW013 BKN023 OVC027 16 16 100% 76.02 0.0
22 16:55 NW 11 9.66 Fog/Mist FEW012 SCT017 BKN023 16 16 100% 76 0.0
22 16:35 NW 7 12.87 Overcast BKN015 BKN024 OVC029 16 16 100% 76 0.0
22 16:15 NW 7 11.27 Overcast BKN014 BKN020 OVC041 16 16 100% 76 0.0
22 15:55 NW 6 11.27 Overcast FEW014 SCT020 OVC041 0 0 0% 76 0.0
22 15:35 Calm 11.27 Overcast FEW025 BKN033 OVC075 16 16 100% 75.97 0.0
22 15:15 SW 7 11.27 Mostly Cloudy FEW015 BKN024 BKN034 17 16 94% 75.97 0.0
22 14:55 W 9 12.87 Mostly Cloudy FEW014 BKN030 BKN034 17 16 94% 75.97 0.0
22 14:35 W 7 11.27 Overcast SCT014 BKN030 OVC036 17 16 94% 75.97 0.0
22 14:15 SW 7 11.27 Overcast SCT014 OVC021 17 16 94% 76 0.0
22 13:55 Calm 8.05 Fog/Mist SCT013 OVC021 16 16 100% 75.97 0.0
22 13:35 S 6 11.27 Overcast BKN013 OVC019 16 16 100% 76 0.0
22 13:15 Calm 9.66 Fog/Mist BKN013 BKN036 16 16 100% 76 0.0
22 12:55 SE 7 4.02 Fog/Mist FEW009 BKN013 BKN021 16 16 100% 76 0.0
22 12:35 Calm 8.05 Fog/Mist OVC013 16 16 100% 76.02 0.0
22 12:15 Calm 9.66 Fog/Mist OVC013 16 16 100% 76 0.0
22 11:55 E 6 9.66 Fog/Mist OVC014 15 15 100% 76 0.0
22 11:35 Calm 4.83 Fog/Mist BKN014 15 15 100% 76 0.0
22 11:15 Calm 3.22 Fog/Mist FEW007 BKN015 15 15 100% 75.97 0.0
22 10:55 S 7 2.82 Fog/Mist BKN007 OVC014 15 15 100% 75.97 0.0
22 10:35 SE 11 8.05 Fog/Mist BKN010 OVC013 16 16 100% 75.97 0.0
22 10:15 S 6 9.66 Fog/Mist OVC013 16 16 100% 75.95 0.0
22 09:55 S 6 11.27 Overcast OVC016 16 16 100% 75.95 0.0
22 09:35 SE 6 9.66 Fog/Mist OVC016 16 16 100% 75.92 0.0
22 09:15 SE 7 9.66 Fog/Mist OVC016 15 15 100% 75.9 0.0
22 08:55 Calm 9.66 Fog/Mist BKN016 OVC032 15 15 100% 75.9 0.0
22 08:35 Calm 9.66 Fog/Mist SCT019 OVC032 15 15 100% 75.87 0.0
22 08:15 NE 6 8.05 Fog/Mist SCT019 OVC030 15 15 100% 75.87 0.0
22 07:55 N 7 6.44 Fog/Mist OVC031 14 14 100% 75.84 0.0
22 07:35 Calm 11.27 Overcast BKN032 OVC038 14 14 100% 75.82 0.0
22 07:15 N 6 9.66 Fog/Mist SCT040 OVC049 14 14 100% 75.82 0.0
22 06:55 Calm 8.05 Light Rain Fog/Mist FEW036 OVC050 14 14 100% 75.79 0.0 0.03
22 06:35 Calm 12.87 Overcast FEW048 SCT055 OVC065 15 14 94% 75.77 0.0
22 06:15 Calm 12.87 Overcast FEW048 OVC060 15 14 94% 75.77 0.0
22 05:55 E 11 12.87 Overcast SCT060 OVC075 15 14 94% 75.74 0.0
22 05:35 E 7 12.87 Overcast FEW048 SCT060 OVC075 14 14 100% 75.74 0.0
22 05:15 Calm 11.27 Overcast SCT049 BKN060 OVC100 14 14 100% 75.74 0.0
22 04:55 Calm 6.44 Unknown Precip Fog/Mist FEW029 SCT050 BKN075 14 14 100% 75.74 0.0
22 04:35 E 7 4.83 Light Rain Fog/Mist FEW034 SCT050 BKN065 14 14 100% 75.74 0.0
22 04:15 Calm 11.27 Overcast BKN050 OVC060 14 14 100% 75.74 0.0
22 03:35 NE 9 14.48 Overcast OVC060 15 15 100% 75.74 0.0
22 03:15 E 9 9.66 Overcast OVC060 0 0 0% 75.74 0.0
22 02:55 NW 6 9.66 Fog/Mist FEW028 FEW032 OVC060 15 14 94% 75.74 0.0
22 02:35 N 6 11.27 Light Rain OVC060 14 13 94% 75.72 0.0
22 02:15 Calm 12.87 Overcast OVC070 14 13 94% 75.72 0.0
22 01:55 Calm 12.87 Overcast BKN070 OVC085 14 13 94% 75.72 0.0
22 01:35 Calm 12.87 Overcast FEW003 BKN070 OVC110 13 13 100% 75.72 0.0
22 01:15 Calm 12.87 Overcast FEW003 BKN075 OVC110 13 13 100% 75.72 0.0
22 00:55 Calm 14.48 Overcast FEW075 OVC095 13 13 100% 75.72 0.0
22 00:35 NW 7 14.48 Overcast OVC100 14 13 94% 75.69 0.0
22 00:15 Calm 14.48 Mostly Cloudy FEW090 BKN110 13 12 94% 75.69 0.0
21 23:55 N 7 12.87 A Few Clouds FEW110 12 12 100% 75.69 0.0
21 23:35 Calm 12.87 Mostly Cloudy SCT095 BKN110 13 12 94% 75.69 0.0
21 23:15 NE 9 12.87 Overcast OVC090 13 12 94% 75.72 0.0
21 22:55 NE 7 12.87 Mostly Cloudy BKN090 13 12 94% 75.69 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)