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.
29 10:55 SW 8 7.00 Fair CLR 57.2 55.4 94% 30.11 0.0
29 10:35 Vrbl 7 5.00 Fog/Mist CLR 59 55.4 88% 30.11 0.0
29 10:15 SW 8 6.00 Fog/Mist FEW013 57.2 55.4 94% 30.11 0.0
29 09:55 Vrbl 6 5.00 Fog/Mist OVC013 57.2 55.4 94% 30.12 0.0
29 09:35 S 6 5.00 Fog/Mist OVC013 57.2 55.4 94% 30.12 0.0
29 09:15 SE 8 5.00 Fog/Mist OVC013 55.4 55.4 100% 30.12 0.0
29 08:55 SE 6 5.00 Fog/Mist BKN013 55.4 55.4 100% 30.12 0.0
29 08:35 SE 6 4.00 Fog/Mist BKN011 55.4 55.4 100% 30.12 0.0
29 08:15 SE 7 4.00 Fog/Mist BKN009 53.6 53.6 100% 30.12 0.0
29 07:55 SE 8 4.00 Fog/Mist OVC009 53.6 53.6 100% 30.12 0.0
29 07:35 SE 7 5.00 Fog/Mist OVC008 53.6 53.6 100% 30.12 0.0
29 07:15 SE 6 5.00 Fog/Mist OVC008 51.8 51.8 100% 30.11 0.0
29 06:55 Calm 6.00 Overcast OVC008 0 0 0% 30.1 0.0
29 06:35 Calm 7.00 Overcast OVC008 50 50 100% 30.09 0.0
29 06:15 E 5 8.00 Overcast OVC009 50 50 100% 49 30.08 0.0
29 05:55 Calm 7.00 Overcast OVC009 50 50 100% 30.08 0.0
29 05:35 Vrbl 6 G 12 6.00 Fog/Mist OVC009 53.6 53.6 100% 30.08 0.0
29 05:15 Calm 6.00 Fog/Mist NULL 51.8 51.8 100% 30.08 0.0
29 04:55 N 8 6.00 Fog/Mist NULL 53.6 53.6 100% 30.09 0.0
29 04:35 N 8 6.00 Fog/Mist OVC010 53.6 53.6 100% 30.09 0.0
29 04:15 N 8 7.00 Overcast OVC010 0 0 0% 30.1 0.0
29 03:55 Calm 6.00 Fog/Mist OVC010 53.6 53.6 100% 30.1 0.0
29 03:35 Calm 9.00 Overcast OVC010 53.6 53.6 100% 30.1 0.0
29 03:15 N 5 8.00 Overcast OVC011 53.6 53.6 100% 30.11 0.0
29 02:55 N 7 8.00 Overcast OVC010 53.6 53.6 100% 30.11 0.0
29 02:35 Calm 7.00 Overcast OVC010 55.4 53.6 94% 30.11 0.0
29 02:15 NW 7 7.00 Overcast OVC010 55.4 53.6 94% 30.11 0.0
29 01:55 NW 13 8.00 Overcast OVC011 55.4 53.6 94% 30.11 0.0
29 01:35 N 9 8.00 Overcast OVC012 55.4 53.6 94% 30.12 0.0
29 01:15 NW 10 7.00 Overcast OVC012 55.4 53.6 94% 30.13 0.0
29 00:55 NW 10 8.00 Overcast OVC012 55.4 53.6 94% 30.14 0.0
29 00:35 NW 8 7.00 Overcast OVC012 55.4 55.4 100% 30.14 0.0
29 00:15 NW 10 8.00 Overcast OVC012 55.4 55.4 100% 30.13 0.0
28 23:55 N 9 9.00 Overcast OVC012 0 0 0% 30.13 0.0
28 23:35 N 9 9.00 Overcast OVC011 55.4 55.4 100% 30.13 0.0
28 23:15 Calm 8.00 Overcast OVC011 51.8 51.8 100% 30.13 0.0
28 22:55 Calm 9.00 Overcast OVC012 51.8 51.8 100% 30.13 0.0
28 22:35 Calm 9.00 Mostly Cloudy BKN012 51.8 51.8 100% 30.13 0.0
28 22:15 Calm 10.00 Mostly Cloudy BKN012 51.8 51.8 100% 30.13 0.0
28 21:55 NE 5 9.00 Partly Cloudy SCT012 51.8 51.8 100% 30.13 0.0
28 21:35 NW 3 8.00 Partly Cloudy SCT012 53.6 53.6 100% 30.13 0.0
28 21:15 NW 5 8.00 Partly Cloudy SCT011 53.6 53.6 100% 30.13 0.0
28 20:35 N 8 8.00 Mostly Cloudy BKN010 55.4 55.4 100% 30.11 0.0
28 20:15 NW 8 8.00 Partly Cloudy SCT011 55.4 55.4 100% 30.11 0.0
28 19:55 NW 8 8.00 Fair CLR 55.4 55.4 100% 30.1 0.0
28 19:35 NW 10 8.00 A Few Clouds FEW013 55.4 55.4 100% 30.09 0.0
28 19:15 N 10 G 16 8.00 A Few Clouds FEW013 57.2 55.4 94% 30.09 0.0
28 18:55 NW 13 8.00 A Few Clouds FEW013 57.2 55.4 94% 30.1 0.0
28 18:35 NW 12 8.00 A Few Clouds FEW013 57.2 55.4 94% 30.1 0.0
28 18:15 NW 15 9.00 Fair CLR 59 55.4 88% 30.1 0.0
28 17:55 NW 13 9.00 A Few Clouds FEW014 59 55.4 88% 30.11 0.0
28 17:35 NW 14 9.00 Fair CLR 59 55.4 88% 30.1 0.0
28 17:15 NW 13 G 18 8.00 Fair CLR 0 0 0% 30.11 0.0
28 16:55 NW 13 G 20 9.00 Partly Cloudy SCT014 59 55.4 88% 30.1 0.0
28 16:35 NW 16 9.00 Mostly Cloudy BKN014 59 55.4 88% 30.11 0.0
28 16:15 NW 15 9.00 A Few Clouds FEW014 59 55.4 88% 30.11 0.0
28 15:55 NW 15 9.00 A Few Clouds FEW014 59 55.4 88% 30.11 0.0
28 15:35 NW 15 9.00 A Few Clouds FEW014 0 0 0% 30.11 0.0
28 15:15 NW 10 9.00 A Few Clouds FEW015 59 55.4 88% 30.12 0.0
28 14:55 NW 10 9.00 A Few Clouds FEW016 60.8 55.4 83% 30.13 0.0
28 14:35 NW 12 9.00 Fair CLR 59 53.6 82% 30.13 0.0
28 14:15 NW 10 8.00 Fair CLR 60.8 55.4 83% 30.14 0.0
28 13:55 NW 10 9.00 Fair CLR 60.8 55.4 83% 30.14 0.0
28 13:35 NW 10 8.00 Fair CLR 59 53.6 82% 30.15 0.0
28 13:15 NW 12 9.00 Fair CLR 59 53.6 82% 30.14 0.0
28 12:55 NW 9 8.00 Fair CLR 60.8 53.6 77% 30.15 0.0
28 12:35 W 10 9.00 Fair CLR 59 53.6 82% 30.15 0.0
28 12:15 W 8 9.00 Fair CLR 59 53.6 82% 30.15 0.0
28 11:55 Vrbl 6 8.00 Fair CLR 59 53.6 82% 30.16 0.0
28 11:35 W 9 9.00 Fair CLR 59 51.8 77% 30.16 0.0
28 11:15 W 8 9.00 Fair CLR 59 51.8 77% 30.16 0.0
28 10:55 NW 7 9.00 Fair CLR 59 51.8 77% 30.16 0.0
28 10:35 NW 8 9.00 Fair CLR 57.2 51.8 82% 30.15 0.0
28 10:15 NW 6 9.00 A Few Clouds FEW022 57.2 50 77% 30.15 0.0
28 09:55 Calm 9.00 A Few Clouds FEW022 57.2 50 77% 30.15 0.0
28 09:35 Vrbl 5 9.00 Mostly Cloudy BKN022 57.2 50 77% 30.15 0.0
28 09:15 NW 7 9.00 Overcast OVC022 57.2 50 77% 30.15 0.0
28 08:55 N 5 9.00 Overcast OVC022 55.4 50 82% 30.15 0.0
28 08:35 NW 3 9.00 Overcast OVC022 55.4 50 82% 30.15 0.0
28 08:15 NW 7 9.00 Overcast OVC020 55.4 50 82% 30.14 0.0
28 07:55 NW 6 9.00 Overcast BKN020 OVC024 55.4 50 82% 30.13 0.0
28 07:35 NW 6 9.00 Mostly Cloudy BKN021 55.4 50 82% 30.13 0.0
28 07:15 NW 6 8.00 Partly Cloudy SCT022 53.6 50 88% 30.12 0.0
28 06:55 NW 5 9.00 Mostly Cloudy BKN023 51.8 50 94% 30.12 0.0
28 06:35 NW 7 8.00 Overcast OVC023 53.6 50 88% 30.11 0.0
28 06:15 NW 8 9.00 Overcast FEW018 OVC025 53.6 51.8 94% 30.11 0.0
28 05:55 NW 9 9.00 Overcast OVC026 53.6 50 88% 30.11 0.0
28 05:35 NW 7 9.00 Overcast OVC026 53.6 50 88% 30.11 0.0
28 05:15 NW 9 9.00 Overcast OVC024 53.6 50 88% 30.11 0.0
28 04:55 NW 7 9.00 Overcast OVC023 53.6 50 88% 30.11 0.0
28 04:35 NW 7 9.00 Overcast OVC020 53.6 51.8 94% 30.11 0.0
28 04:15 NW 8 9.00 Overcast OVC021 53.6 50 88% 30.1 0.0
28 03:55 NW 8 9.00 Overcast OVC021 53.6 50 88% 30.1 0.0
28 03:35 N 5 9.00 Overcast OVC021 53.6 51.8 94% 30.1 0.0
28 03:15 NW 3 9.00 Overcast OVC021 51.8 50 94% 30.1 0.0
28 02:55 NW 6 9.00 Overcast OVC021 53.6 50 88% 30.1 0.0
28 02:35 N 5 9.00 Overcast OVC022 0 0 0% 30.11 0.0
28 02:15 N 5 9.00 Mostly Cloudy BKN020 53.6 51.8 94% 30.11 0.0
28 01:55 NW 6 9.00 Mostly Cloudy BKN020 53.6 50 88% 30.11 0.0
28 01:35 N 6 9.00 Mostly Cloudy BKN020 53.6 50 88% 30.12 0.0
28 01:15 N 5 9.00 Mostly Cloudy BKN020 0 0 0% 30.12 0.0
28 00:55 N 7 9.00 Overcast OVC022 53.6 50 88% 30.12 0.0
28 00:35 NW 8 10.00 Mostly Cloudy BKN022 53.6 50 88% 30.13 0.0
28 00:15 NW 9 9.00 Mostly Cloudy BKN023 53.6 50 88% 30.12 0.0
27 23:55 NW 10 10.00 Overcast OVC023 53.6 50 88% 30.12 0.0
27 23:35 NW 9 9.00 Overcast OVC023 53.6 50 88% 30.12 0.0
27 23:15 N 6 9.00 Overcast OVC021 53.6 50 88% 30.12 0.0
27 22:55 NW 6 9.00 Overcast OVC021 53.6 50 88% 30.12 0.0
27 22:35 NW 8 9.00 Overcast OVC022 53.6 50 88% 30.12 0.0
27 22:15 NW 9 10.00 Overcast OVC022 53.6 50 88% 30.12 0.0
27 21:55 NW 6 G 13 9.00 Mostly Cloudy BKN022 53.6 50 88% 30.12 0.0
27 21:35 NW 10 10.00 Overcast OVC023 53.6 50 88% 30.11 0.0
27 21:15 N 13 10.00 Overcast OVC024 53.6 50 88% 30.11 0.0
27 20:55 NW 13 9.00 Mostly Cloudy BKN023 55.4 50 82% 30.1 0.0
27 20:35 NW 9 9.00 Partly Cloudy SCT022 53.6 50 88% 30.1 0.0
27 20:15 NW 10 10.00 Mostly Cloudy BKN024 53.6 50 88% 30.09 0.0
27 19:55 NW 12 9.00 Mostly Cloudy BKN024 53.6 50 88% 30.09 0.0
27 19:35 NW 12 9.00 Mostly Cloudy BKN025 55.4 50 82% 30.08 0.0
27 19:15 NW 10 G 16 9.00 Mostly Cloudy BKN026 55.4 50 82% 30.08 0.0
27 18:55 NW 12 9.00 Mostly Cloudy SCT025 BKN029 55.4 50 82% 30.08 0.0
27 18:35 NW 13 9.00 Partly Cloudy SCT024 SCT028 57.2 50 77% 30.08 0.0
27 18:15 NW 12 9.00 Mostly Cloudy BKN023 0 0 0% 30.08 0.0
27 17:55 NW 13 9.00 Partly Cloudy SCT022 SCT027 59 50 72% 30.08 0.0
27 17:35 NW 13 9.00 Partly Cloudy SCT023 59 50 72% 30.08 0.0
27 17:15 NW 12 9.00 Partly Cloudy SCT024 SCT028 57.2 50 77% 30.07 0.0
27 16:55 NW 13 10.00 Mostly Cloudy FEW022 BKN028 59 50 72% 30.07 0.0
27 16:35 NW 12 10.00 Partly Cloudy SCT027 0 0 0% 30.07 0.0
27 16:15 NW 13 9.00 A Few Clouds FEW024 59 50 72% 30.07 0.0
27 15:55 NW 12 10.00 Fair CLR 59 50 72% 30.07 0.0
27 15:35 NW 12 9.00 Fair CLR 59 50 72% 30.08 0.0
27 15:15 NW 10 9.00 Fair CLR 59 50 72% 30.08 0.0
27 14:55 NW 12 9.00 Fair CLR 59 50 72% 30.08 0.0
27 14:35 NW 9 9.00 Fair CLR 0 0 0% 30.08 0.0
27 14:15 NW 10 9.00 A Few Clouds FEW024 59 51.8 77% 30.08 0.0
27 13:55 NW 13 10.00 Partly Cloudy FEW023 SCT028 59 50 72% 30.08 0.0
27 13:35 NW 10 9.00 A Few Clouds FEW022 FEW029 59 51.8 77% 30.08 0.0
27 13:15 NW 12 10.00 A Few Clouds FEW023 59 50 72% 30.08 0.0
27 12:55 NW 12 9.00 A Few Clouds FEW024 FEW029 59 50 72% 30.08 0.0
27 12:35 NW 12 9.00 A Few Clouds FEW028 59 50 72% 30.08 0.0
27 12:15 NW 10 9.00 A Few Clouds FEW027 59 48.2 68% 30.08 0.0
27 11:55 NW 9 G 16 10.00 Fair CLR 57.2 48.2 72% 30.08 0.0
27 11:35 N 10 9.00 Fair CLR 59 50 72% 30.07 0.0
27 11:15 N 13 10.00 A Few Clouds FEW026 59 50 72% 30.07 0.0
27 10:55 N 9 9.00 A Few Clouds FEW027 59 48.2 68% 30.06 0.0
27 10:35 NW 10 10.00 A Few Clouds FEW027 57.2 48.2 72% 30.06 0.0
27 10:15 NW 9 10.00 Fair CLR 57.2 46.4 67% 30.06 0.0
27 09:55 NW 12 9.00 A Few Clouds FEW028 57.2 48.2 72% 30.05 0.0
27 09:35 NW 13 10.00 Partly Cloudy SCT027 57.2 48.2 72% 30.05 0.0
27 09:15 N 12 10.00 Partly Cloudy FEW026 SCT031 57.2 48.2 72% 30.05 0.0
27 08:55 N 9 10.00 Partly Cloudy SCT026 57.2 50 77% 30.04 0.0
27 08:35 N 8 G 15 10.00 Partly Cloudy SCT025 SCT030 55.4 48.2 77% 30.04 0.0
27 08:15 N 9 9.00 Partly Cloudy SCT025 SCT030 55.4 50 82% 30.04 0.0
27 07:55 N 12 9.00 Fair CLR 55.4 50 82% 30.03 0.0
27 07:35 N 8 9.00 Fair CLR 53.6 48.2 82% 30.03 0.0
27 07:15 Calm 8.00 Partly Cloudy FEW024 SCT031 51.8 50 94% 30.02 0.0
27 06:55 N 3 9.00 Partly Cloudy SCT031 50 50 100% 30.02 0.0
27 06:35 N 5 9.00 A Few Clouds FEW023 50 48.2 94% 49 30.01 0.0
27 06:15 Vrbl 3 9.00 Partly Cloudy FEW022 FEW041 SCT065 50 48.2 94% 30.01 0.0
27 05:55 N 6 9.00 Mostly Cloudy BKN065 0 0 0% 30 0.0
27 05:35 N 8 9.00 Overcast FEW022 SCT035 OVC065 53.6 50 88% 30 0.0
27 05:15 N 7 9.00 Overcast FEW026 BKN034 OVC060 53.6 50 88% 30 0.0
27 04:55 N 7 10.00 Overcast FEW028 FEW034 OVC060 53.6 48.2 82% 30 0.0
27 04:35 NW 7 9.00 Overcast FEW024 OVC060 53.6 50 88% 30 0.0
27 04:15 NW 7 10.00 Overcast OVC060 53.6 50 88% 30 0.0
27 03:55 NW 8 9.00 Overcast FEW024 FEW032 OVC060 53.6 50 88% 30 0.0
27 03:35 NW 7 9.00 Overcast OVC055 53.6 48.2 82% 30 0.0
27 03:15 NW 8 9.00 Overcast FEW024 SCT048 OVC055 53.6 48.2 82% 30 0.0
27 02:55 NW 5 10.00 Overcast BKN023 BKN034 OVC055 53.6 50 88% 29.99 0.0
27 02:35 NW 5 9.00 Overcast SCT023 BKN035 OVC060 53.6 50 88% 30 0.0
27 02:15 NW 6 9.00 Overcast SCT023 BKN034 OVC060 53.6 50 88% 30 0.0
27 01:55 NW 8 8.00 Overcast SCT023 OVC060 53.6 50 88% 30 0.0
27 01:35 NW 7 9.00 Overcast OVC060 53.6 48.2 82% 30 0.0
27 01:15 NW 7 10.00 Overcast OVC060 53.6 48.2 82% 30.01 0.0
27 00:55 NW 7 10.00 Overcast OVC060 53.6 48.2 82% 30.01 0.0
27 00:35 NW 7 9.00 Overcast OVC060 53.6 48.2 82% 30 0.0
27 00:15 NW 7 10.00 Overcast FEW023 SCT046 OVC060 53.6 48.2 82% 30 0.0
26 23:55 NW 7 9.00 Overcast SCT023 BKN046 OVC060 53.6 50 88% 30 0.0
26 23:35 NW 8 9.00 Overcast FEW023 SCT033 OVC060 53.6 50 88% 30 0.0
26 23:15 NW 6 9.00 Overcast FEW023 SCT029 OVC060 53.6 50 88% 30 0.0
26 22:55 N 6 9.00 Overcast BKN029 OVC060 53.6 50 88% 30 0.0
26 22:35 N 6 9.00 Overcast FEW024 SCT030 OVC060 53.6 51.8 94% 30 0.0
26 22:15 N 5 9.00 Overcast FEW024 FEW029 OVC055 55.4 51.8 88% 30 0.0
26 21:55 N 6 9.00 Overcast SCT027 SCT049 OVC060 55.4 50 82% 30 0.0
26 21:35 N 6 9.00 Overcast FEW037 OVC060 55.4 50 82% 29.99 0.0
26 21:15 NW 7 10.00 Overcast OVC055 55.4 48.2 77% 29.99 0.0
26 20:55 NW 7 9.00 Overcast OVC055 0 0 0% 29.98 0.0
26 20:35 NW 6 9.00 Overcast OVC055 55.4 48.2 77% 29.98 0.0
26 20:15 NW 7 9.00 Overcast FEW027 FEW031 OVC055 55.4 48.2 77% 29.98 0.0
26 19:55 NW 9 8.00 Overcast SCT027 BKN050 OVC055 55.4 48.2 77% 29.97 0.0
26 19:35 NW 9 9.00 Overcast SCT027 SCT032 OVC055 55.4 48.2 77% 29.97 0.0
26 19:15 NW 9 9.00 Overcast OVC055 55.4 48.2 77% 29.97 0.0
26 18:55 W 6 9.00 Overcast BKN050 OVC055 57.2 48.2 72% 29.96 0.0
26 18:35 NW 6 10.00 Overcast BKN050 OVC055 57.2 48.2 72% 29.97 0.0
26 18:15 W 8 10.00 Overcast OVC055 57.2 48.2 72% 29.97 0.0
26 17:55 W 6 9.00 Overcast OVC060 57.2 48.2 72% 29.97 0.0
26 17:35 NW 9 10.00 Overcast OVC060 57.2 48.2 72% 29.96 0.0
26 17:15 NW 10 10.00 Overcast OVC060 57.2 48.2 72% 29.96 0.0
26 16:55 NW 10 9.00 Overcast OVC060 59 50 72% 29.96 0.0
26 16:35 W 10 9.00 Overcast OVC060 59 48.2 68% 29.96 0.0
26 16:15 NW 10 9.00 Overcast OVC060 59 50 72% 29.96 0.0
26 15:55 NW 10 9.00 Overcast OVC060 59 50 72% 29.96 0.0
26 15:35 NW 10 10.00 Overcast OVC060 59 50 72% 29.96 0.0
26 15:15 NW 9 9.00 Mostly Cloudy BKN060 59 46.4 63% 29.96 0.0
26 14:55 NW 10 9.00 Mostly Cloudy BKN060 59 46.4 63% 29.96 0.0
26 14:35 NW 10 9.00 Mostly Cloudy BKN060 60.8 50 68% 29.96 0.0
26 14:15 NW 12 G 17 9.00 Mostly Cloudy BKN060 59 50 72% 29.96 0.0
26 13:55 NW 12 10.00 Overcast OVC060 59 48.2 68% 29.96 0.0
26 13:35 NW 12 9.00 Overcast OVC055 59 48.2 68% 29.95 0.0
26 13:15 NW 12 9.00 Overcast OVC055 57.2 48.2 72% 29.95 0.0
26 12:55 NW 12 9.00 Overcast OVC055 57.2 48.2 72% 29.95 0.0
26 12:35 NW 12 9.00 Mostly Cloudy FEW026 BKN055 59 50 72% 29.95 0.0
26 12:15 NW 10 9.00 A Few Clouds FEW025 60.8 50 68% 29.95 0.0
26 11:55 NW 10 9.00 Fair CLR 59 50 72% 29.95 0.0
26 11:35 N 9 9.00 Fair CLR 59 50 72% 29.94 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)