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
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.
17 04:35 N 15 G 26 6.44 Fog/Mist CLR 10 9 94% 8 76 0.0
17 04:15 N 13 G 24 4.83 Fog/Mist CLR 10 9 94% 8 76 0.0
17 03:55 N 15 G 24 6.44 Fog/Mist CLR 10 9 94% 8 76.02 0.0
17 03:35 N 15 G 28 6.44 Fog/Mist CLR 10 9 94% 8 76.02 0.0
17 03:15 N 11 G 22 4.83 Fog/Mist CLR 10 9 94% 9 76.05 0.0
17 02:55 N 13 6.44 Fog/Mist CLR 10 9 94% 8 76.05 0.0
17 02:35 N 9 G 20 4.83 Fog/Mist CLR 10 9 94% 9 76.05 0.0
17 02:15 NE 9 6.44 Fog/Mist CLR 10 9 94% 9 76.05 0.0
17 01:55 N 7 4.83 Fog/Mist CLR 10 9 94% 9 76.05 0.0
17 01:35 N 11 G 24 6.44 Fog/Mist CLR 10 9 94% 9 76.05 0.0
17 01:15 N 17 G 30 4.83 Fog/Mist CLR 10 9 94% 8 76.05 0.0
17 00:55 N 37 G 48 6.44 Fog/Mist and Breezy CLR 10 9 94% 6 76.05 0.0
17 00:35 N 30 G 46 4.83 Fog/Mist CLR 10 9 94% 7 76.1 0.0
17 00:15 N 30 G 43 4.83 Fog/Mist CLR 10 9 94% 7 76.12 0.0
16 23:55 N 28 4.83 Fog/Mist CLR 11 9 88% 76.12 0.0
16 23:35 N 26 6.44 Fog/Mist CLR 11 9 88% 76.15 0.0
16 23:15 N 31 6.44 Fog/Mist CLR 11 9 88% 76.15 0.0
16 22:55 N 24 4.83 Fog/Mist CLR 11 9 88% 76.17 0.0
16 22:35 N 28 6.44 Fog/Mist CLR 11 9 88% 76.15 0.0
16 22:15 N 26 G 39 6.44 Fog/Mist CLR 0 0 0% 76.15 0.0
16 21:55 N 26 G 39 4.83 Fog/Mist CLR 11 9 88% 76.12 0.0
16 21:35 N 28 G 39 6.44 Fog/Mist FEW015 11 9 88% 76.15 0.0
16 21:15 N 26 G 39 6.44 Fog/Mist FEW015 11 9 88% 76.12 0.0
16 20:55 N 33 G 48 6.44 A Few Clouds and Breezy FEW015 FEW020 0 0 0% 76.12 0.0
16 20:35 N 35 G 44 6.44 Fog/Mist and Breezy SCT015 SCT020 11 9 88% 76.12 0.0
16 20:15 N 26 4.83 A Few Clouds with Haze FEW015 11 9 88% 76.15 0.0
16 19:55 N 24 G 37 4.83 Fair with Haze CLR 12 8 77% 76.15 0.0
16 19:35 N 22 G 33 4.83 Fair with Haze CLR 12 9 82% 76.12 0.0
16 19:15 N 35 G 52 4.83 Fair with Haze and Breezy CLR 12 9 82% 76.15 0.0
16 18:55 N 37 G 50 4.83 Fair with Haze and Breezy CLR 12 9 82% 76.12 0.0
16 18:35 N 41 G 56 4.83 Fair with Haze and Breezy CLR 13 9 77% 76.15 0.0
16 18:15 NW 46 6.44 Fair with Haze and Windy CLR 13 9 77% 76.15 0.0
16 17:55 N 35 G 57 6.44 Fair with Haze and Breezy CLR 13 9 77% 76.17 0.0
16 17:35 N 37 G 56 4.83 Fair with Haze and Breezy CLR 13 9 77% 76.17 0.0
16 17:15 N 41 G 54 6.44 Fair with Haze and Breezy CLR 14 9 72% 76.17 0.0
16 16:55 N 37 G 48 6.44 Fair with Haze and Breezy CLR 14 9 72% 76.2 0.0
16 16:35 N 39 G 54 6.44 Fair with Haze and Breezy CLR 14 9 72% 76.2 0.0
16 16:15 N 31 G 54 6.44 Fair with Haze CLR 14 9 72% 76.23 0.0
16 15:55 N 33 G 50 6.44 Fair with Haze and Breezy CLR 14 9 72% 76.23 0.0
16 15:35 N 41 G 50 6.44 Fair with Haze and Breezy CLR 15 10 72% 76.25 0.0
16 15:15 N 33 G 48 6.44 Fair with Haze and Breezy CLR 14 10 77% 76.25 0.0
16 14:55 NW 33 G 44 8.05 Fair with Haze and Breezy CLR 15 10 72% 76.28 0.0
16 14:35 N 37 G 52 6.44 Fair with Haze and Breezy CLR 15 9 68% 76.3 0.0
16 14:15 N 31 G 50 8.05 Fair with Haze CLR 15 9 68% 76.33 0.0
16 13:55 N 28 G 48 6.44 Fair with Haze CLR 15 10 72% 76.3 0.0
16 13:35 NW 35 G 48 8.05 Fair with Haze and Breezy CLR 15 10 72% 76.3 0.0
16 13:15 NW 31 G 44 8.05 Fair with Haze CLR 15 10 72% 76.33 0.0
16 12:55 N 26 G 50 6.44 Fair with Haze CLR 15 10 72% 76.33 0.0
16 12:35 N 30 G 44 8.05 Fair with Haze CLR 15 10 72% 76.35 0.0
16 12:15 N 30 G 44 8.05 Fair with Haze CLR 15 10 72% 76.33 0.0
16 11:55 N 33 G 48 9.66 Fair with Haze and Breezy CLR 15 10 72% 76.35 0.0
16 11:35 N 31 G 43 8.05 Fair with Haze CLR 15 10 72% 76.38 0.0
16 11:15 N 30 G 43 8.05 Fair with Haze CLR 14 10 77% 76.38 0.0
16 10:55 N 35 G 48 8.05 Fair with Haze and Breezy CLR 14 10 77% 76.38 0.0
16 10:35 N 31 G 44 6.44 Fair with Haze CLR 14 10 77% 76.35 0.0
16 10:15 NW 28 G 43 9.66 Fair with Haze CLR 14 10 77% 76.38 0.0
16 09:55 N 24 G 44 8.05 Fair with Haze CLR 14 10 77% 76.35 0.0
16 09:35 N 26 G 41 8.05 Fair with Haze CLR 14 10 77% 76.35 0.0
16 09:15 N 20 G 41 8.05 Fair with Haze CLR 13 10 82% 76.35 0.0
16 08:55 N 22 G 37 6.44 Fair with Haze CLR 13 10 82% 76.35 0.0
16 08:35 N 26 G 37 6.44 Fair with Haze CLR 13 10 82% 76.35 0.0
16 08:15 N 26 G 41 6.44 Fair with Haze CLR 12 10 88% 76.33 0.0
16 07:55 N 31 G 44 6.44 Fair CLR 0 0 0% 76.33 0.0
16 07:35 N 31 G 43 8.05 Fog/Mist CLR 12 10 88% 76.33 0.0
16 07:15 N 20 G 33 6.44 Fog/Mist CLR 11 10 94% 76.38 0.0
16 06:55 N 28 G 41 2.82 Fog/Mist CLR 11 10 94% 76.33 0.0
16 06:35 N 28 G 41 6.44 Fog/Mist CLR 11 10 94% 76.3 0.0
16 06:15 N 31 G 44 6.44 Fog/Mist CLR 11 10 94% 76.3 0.0
16 05:55 N 33 8.05 Fog/Mist and Breezy CLR 11 9 88% 76.3 0.0
16 05:35 N 26 G 39 8.05 Fog/Mist CLR 11 9 88% 76.28 0.0
16 05:15 N 28 G 48 8.05 Fog/Mist CLR 11 9 88% 76.28 0.0
16 04:55 NW 35 G 44 8.05 Fog/Mist and Breezy CLR 11 9 88% 76.28 0.0
16 04:35 N 31 G 46 9.66 Fog/Mist CLR 11 9 88% 76.28 0.0
16 04:15 N 33 G 46 8.05 Fog/Mist and Breezy CLR 11 9 88% 76.3 0.0
16 03:55 N 37 G 48 8.05 Fair with Haze and Breezy CLR 11 9 88% 76.28 0.0
16 03:35 N 31 G 41 9.66 Fair with Haze CLR 11 8 82% 76.28 0.0
16 03:15 N 28 G 43 9.66 Fair with Haze CLR 11 9 88% 76.28 0.0
16 02:55 N 31 G 43 9.66 Fog/Mist CLR 11 9 88% 76.3 0.0
16 02:35 NW 33 G 46 8.05 Fog/Mist and Breezy CLR 11 9 88% 76.3 0.0
16 02:15 N 30 G 46 8.05 Fog/Mist CLR 11 9 88% 76.3 0.0
16 01:55 N 31 G 44 8.05 Fog/Mist CLR 11 9 88% 76.3 0.0
16 01:35 N 26 G 39 8.05 Fog/Mist CLR 11 9 88% 76.3 0.0
16 01:15 N 28 G 39 6.44 Fog/Mist CLR 11 10 94% 76.3 0.0
16 00:55 N 24 G 39 8.05 Fog/Mist CLR 11 10 94% 76.28 0.0
16 00:35 N 35 G 44 6.44 Fog/Mist and Breezy CLR 11 10 94% 76.28 0.0
16 00:15 N 24 G 39 8.05 Fog/Mist CLR 11 10 94% 76.28 0.0
15 23:55 N 31 G 44 6.44 Fog/Mist CLR 11 9 88% 76.28 0.0
15 23:35 N 24 G 35 6.44 Fog/Mist CLR 11 9 88% 76.28 0.0
15 23:15 N 15 G 30 6.44 Fog/Mist CLR 11 9 88% 76.28 0.0
15 22:55 N 22 G 39 6.44 Fog/Mist CLR 11 9 88% 76.28 0.0
15 22:35 N 33 G 43 6.44 Fog/Mist and Breezy CLR 11 10 94% 76.25 0.0
15 22:15 N 17 G 31 6.44 Fog/Mist CLR 11 10 94% 76.28 0.0
15 21:55 N 17 G 35 6.44 Fog/Mist CLR 11 10 94% 76.3 0.0
15 21:35 N 17 G 35 6.44 Fog/Mist CLR 11 10 94% 76.28 0.0
15 21:15 N 17 G 35 6.44 Fog/Mist FEW015 12 10 88% 76.28 0.0
15 20:55 N 28 G 44 8.05 A Few Clouds FEW016 0 0 0% 76.25 0.0
15 20:35 N 26 G 35 6.44 Fair with Haze CLR 12 9 82% 76.25 0.0
15 20:15 N 22 G 31 4.83 Fair with Haze CLR 12 9 82% 76.23 0.0
15 19:55 N 28 G 37 6.44 Fair with Haze CLR 12 9 82% 76.23 0.0
15 19:35 NW 24 G 37 4.83 Fair with Haze CLR 13 9 77% 76.23 0.0
15 19:15 NW 30 6.44 Fair with Haze CLR 13 9 77% 76.23 0.0
15 18:55 NW 26 4.83 Fair with Haze CLR 14 9 72% 76.23 0.0
15 18:35 NW 33 4.83 Fair and Breezy CLR 0 0 0% 76.23 0.0
15 18:15 N 30 G 41 6.44 Fair with Haze CLR 14 10 77% 76.23 0.0
15 17:55 NW 33 6.44 Fair with Haze and Breezy CLR 14 10 77% 76.25 0.0
15 17:35 N 24 G 41 8.05 Fair with Haze CLR 15 10 72% 76.28 0.0
15 17:15 N 33 G 46 6.44 Fair with Haze and Breezy CLR 15 10 72% 76.28 0.0
15 16:55 NW 39 G 57 6.44 Fair with Haze and Breezy CLR 15 10 72% 76.25 0.0
15 16:35 N 35 G 48 6.44 Fair with Haze and Breezy CLR 15 10 72% 76.28 0.0
15 16:15 N 35 G 50 6.44 Fair with Haze and Breezy CLR 15 10 72% 76.3 0.0
15 15:55 NW 37 G 48 8.05 Fair with Haze and Breezy CLR 15 10 72% 76.3 0.0
15 15:35 NW 33 8.05 Fair with Haze and Breezy CLR 15 11 77% 76.33 0.0
15 15:15 N 30 8.05 Fair with Haze CLR 15 11 77% 76.33 0.0
15 14:55 N 33 G 44 8.05 Fair with Haze and Breezy CLR 15 11 77% 76.35 0.0
15 14:35 NW 33 G 43 8.05 Fair with Haze and Breezy CLR 16 11 72% 76.33 0.0
15 14:15 NW 30 G 43 8.05 Fair with Haze CLR 15 11 77% 76.35 0.0
15 13:55 N 33 G 44 8.05 Fair with Haze and Breezy CLR 15 11 77% 76.35 0.0
15 13:35 N 33 G 43 8.05 Fair with Haze and Breezy CLR 15 11 77% 76.35 0.0
15 13:15 N 35 8.05 Fair with Haze and Breezy CLR 15 11 77% 76.35 0.0
15 12:55 NW 30 8.05 Fair with Haze CLR 15 11 77% 76.35 0.0
15 12:35 N 30 G 39 8.05 Fair with Haze CLR 15 11 77% 76.35 0.0
15 12:15 N 28 G 37 8.05 Fair with Haze CLR 15 12 82% 76.35 0.0
15 11:55 N 26 G 39 8.05 Fair with Haze CLR 15 12 82% 76.35 0.0
15 11:35 N 26 G 41 9.66 Fair with Haze CLR 15 12 82% 76.35 0.0
15 11:15 N 24 G 35 8.05 A Few Clouds FEW013 0 0 0% 76.35 0.0
15 10:55 N 24 9.66 Fog/Mist FEW013 14 12 88% 76.33 0.0
15 10:35 N 22 G 33 8.05 Fog/Mist FEW013 14 12 88% 76.33 0.0
15 10:15 N 24 G 33 6.44 Fog/Mist CLR 14 12 88% 76.33 0.0
15 09:55 NW 28 8.05 Fog/Mist CLR 14 12 88% 76.33 0.0
15 09:35 N 22 6.44 Fog/Mist CLR 13 12 94% 76.33 0.0
15 09:15 N 22 6.44 Fog/Mist CLR 13 12 94% 76.33 0.0
15 08:55 N 20 6.44 Fog/Mist CLR 13 12 94% 76.3 0.0
15 08:35 N 19 6.44 Fog/Mist CLR 12 12 100% 76.3 0.0
15 08:15 N 17 4.83 Fog/Mist CLR 12 12 100% 76.3 0.0
15 07:55 Calm 4.83 Fog/Mist FEW009 11 11 100% 76.3 0.0
15 07:35 Calm 6.44 Fog/Mist BKN009 10 10 100% 76.28 0.0
15 06:55 Calm 8.05 Fog/Mist BKN009 9 9 100% 76.25 0.0
15 06:35 Calm 6.44 Fog/Mist BKN009 8 8 100% 76.25 0.0
15 06:15 Calm 6.44 Fog/Mist BKN009 8 8 100% 76.23 0.0
15 05:55 Calm 9.66 Fog/Mist OVC009 8 8 100% 76.2 0.0
15 05:35 NE 6 8.05 Fog/Mist OVC010 9 9 100% 76.2 0.0
15 05:15 Calm 8.05 Fog/Mist BKN010 BKN016 8 8 100% 76.2 0.0
15 04:35 Calm 8.05 Fog/Mist OVC012 9 9 100% 76.2 0.0
15 04:15 Calm 8.05 Fog/Mist OVC012 9 9 100% 76.2 0.0
15 03:55 Calm 8.05 Fog/Mist OVC012 9 9 100% 76.2 0.0
15 03:35 Calm 6.44 Fog/Mist OVC014 8 8 100% 76.2 0.0
15 03:15 Calm 8.05 Fog/Mist BKN014 8 8 100% 76.2 0.0
15 02:35 Calm 8.05 Fog/Mist SCT015 8 8 100% 76.23 0.0
15 02:15 Calm 8.05 Fog/Mist SCT015 8 8 100% 76.25 0.0
15 01:55 Calm 8.05 Fog/Mist SCT014 8 8 100% 76.25 0.0
15 01:35 Calm 8.05 Fog/Mist SCT015 8 8 100% 76.25 0.0
15 01:15 E 6 8.05 Fog/Mist CLR 8 8 100% 76.25 0.0
15 00:55 E 7 8.05 Fair CLR 0 0 0% 76.28 0.0
15 00:35 Calm 6.44 Fog/Mist CLR 9 9 100% 76.3 0.0
15 00:15 Calm 6.44 Fog/Mist CLR 9 9 100% 76.28 0.0
14 23:55 Calm 6.44 Fog/Mist CLR 9 9 100% 76.28 0.0
14 23:35 Calm 6.44 Fog/Mist CLR 10 10 100% 76.3 0.0
14 23:15 Calm 6.44 Fog/Mist CLR 11 11 100% 76.3 0.0
14 22:55 Calm 6.44 Fog/Mist FEW013 11 11 100% 76.33 0.0
14 22:35 Calm 6.44 Fog/Mist SCT013 11 11 100% 76.33 0.0
14 22:15 NW 9 6.44 Fog/Mist SCT013 11 11 100% 76.33 0.0
14 21:55 NW 15 6.44 Mostly Cloudy BKN013 0 0 0% 76.33 0.0
14 21:35 NW 15 6.44 Fog/Mist BKN013 12 12 100% 76.3 0.0
14 21:15 NW 7 G 22 8.05 Fog/Mist BKN013 12 12 100% 76.3 0.0
14 20:55 NW 13 8.05 Fog/Mist BKN013 12 12 100% 76.3 0.0
14 20:35 NW 9 8.05 Fog/Mist OVC014 12 12 100% 76.3 0.0
14 20:15 NW 9 G 20 6.44 Fog/Mist BKN014 12 12 100% 76.3 0.0
14 19:55 NW 19 6.44 Fog/Mist SCT014 12 12 100% 76.33 0.0
14 19:35 NW 17 8.05 Fog/Mist FEW014 13 12 94% 76.33 0.0
14 19:15 NW 15 8.05 Fog/Mist SCT014 13 12 94% 76.33 0.0
14 18:55 NW 19 8.05 Fog/Mist FEW014 13 12 94% 76.33 0.0
14 18:35 NW 20 G 30 9.66 Partly Cloudy SCT014 0 0 0% 76.35 0.0
14 18:15 NW 20 8.05 Fog/Mist SCT013 14 12 88% 76.35 0.0
14 17:55 NW 20 9.66 Fog/Mist BKN013 14 12 88% 76.35 0.0
14 17:35 NW 19 8.05 Fog/Mist BKN013 14 12 88% 76.35 0.0
14 17:15 NW 17 9.66 Fog/Mist OVC013 14 12 88% 76.38 0.0
14 16:55 NW 17 G 28 9.66 Fog/Mist OVC014 14 12 88% 76.38 0.0
14 16:35 NW 17 G 28 9.66 Overcast with Haze OVC014 15 13 88% 76.38 0.0
14 16:15 NW 20 8.05 Mostly Cloudy with Haze BKN013 15 12 82% 76.38 0.0
14 15:55 NW 19 8.05 Fog/Mist BKN013 15 13 88% 76.4 0.0
14 15:35 NW 22 9.66 Fog/Mist BKN013 15 13 88% 76.4 0.0
14 15:15 NW 20 G 31 11.27 Mostly Cloudy BKN013 16 13 83% 76.4 0.0
14 14:55 NW 17 9.66 Mostly Cloudy with Haze BKN013 15 13 88% 76.43 0.0
14 14:35 NW 22 9.66 Partly Cloudy with Haze SCT013 15 13 88% 76.43 0.0
14 14:15 NW 24 8.05 A Few Clouds with Haze FEW013 15 12 82% 76.43 0.0
14 13:55 NW 22 9.66 Partly Cloudy with Haze SCT013 15 12 82% 76.43 0.0
14 13:35 NW 22 9.66 A Few Clouds with Haze FEW013 15 13 88% 76.45 0.0
14 13:15 NW 22 9.66 A Few Clouds with Haze FEW013 15 13 88% 76.45 0.0
14 12:55 NW 19 G 30 9.66 A Few Clouds with Haze FEW013 15 12 82% 76.45 0.0
14 12:35 NW 22 9.66 Fair with Haze CLR 15 12 82% 76.45 0.0
14 12:15 NW 20 8.05 Fair with Haze CLR 14 12 88% 76.45 0.0
14 11:55 NW 19 9.66 Fair with Haze CLR 15 12 82% 76.45 0.0
14 11:35 NW 17 9.66 Fair with Haze CLR 15 12 82% 76.43 0.0
14 11:15 NW 15 9.66 Fair with Haze CLR 14 12 88% 76.43 0.0
14 10:55 NW 15 8.05 Fog/Mist CLR 14 12 88% 76.43 0.0
14 10:35 W 11 6.44 Fog/Mist CLR 14 12 88% 76.43 0.0
14 10:15 W 13 6.44 Fog/Mist CLR 14 12 88% 76.43 0.0
14 09:55 NW 15 8.05 Fog/Mist CLR 14 12 88% 76.43 0.0
14 09:35 NW 11 8.05 Fog/Mist CLR 14 12 88% 76.4 0.0
14 09:15 NW 11 8.05 Fog/Mist CLR 13 12 94% 76.4 0.0
14 08:55 NW 11 8.05 Fog/Mist SCT013 13 12 94% 76.4 0.0
14 08:35 N 6 8.05 Fog/Mist BKN013 13 12 94% 76.4 0.0
14 08:15 Calm 8.05 Fog/Mist BKN012 12 12 100% 76.4 0.0
14 07:55 Calm 6.44 Fog/Mist OVC011 12 12 100% 76.38 0.0
14 07:35 Calm 6.44 Fog/Mist BKN009 OVC013 11 11 100% 76.38 0.0
14 07:15 Calm 6.44 Fog/Mist OVC009 11 11 100% 76.35 0.0
14 06:55 Calm 6.44 Fog/Mist OVC009 11 11 100% 76.35 0.0
14 06:35 NE 6 8.05 Fog/Mist OVC009 10 10 100% 76.35 0.0
14 06:15 NE 7 6.44 Fog/Mist OVC009 10 10 100% 9 76.33 0.0
14 05:55 E 7 8.05 Fog/Mist OVC009 9 9 100% 8 76.33 0.0
14 05:35 Calm 9.66 Fog/Mist BKN010 9 9 100% 76.3 0.0
14 05:15 Calm 9.66 Fog/Mist OVC010 10 10 100% 76.33 0.0
14 04:55 Calm 9.66 Fog/Mist OVC009 10 10 100% 76.33 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)