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.
17 23:35 NW 3 6.00 Fog/Mist OVC009 57.2 57.2 100% 30.02 0.0
17 23:15 NW 6 6.00 Fog/Mist OVC009 57.2 57.2 100% 30.02 0.0
17 22:55 NW 7 6.00 Fog/Mist OVC009 57.2 57.2 100% 30.02 0.0
17 22:35 NW 8 6.00 Fog/Mist OVC009 57.2 57.2 100% 30.03 0.0
17 22:15 NW 5 6.00 Fog/Mist OVC009 57.2 57.2 100% 30.02 0.0
17 21:55 NW 7 6.00 Fog/Mist OVC009 57.2 57.2 100% 30.02 0.0
17 21:35 NW 7 6.00 Fog/Mist OVC009 57.2 57.2 100% 30.01 0.0
17 21:15 NW 6 6.00 Fog/Mist OVC009 57.2 57.2 100% 30.01 0.0
17 20:55 NW 9 6.00 Fog/Mist OVC008 57.2 57.2 100% 30 0.0
17 20:35 NW 9 5.00 Fog/Mist OVC009 57.2 57.2 100% 30 0.0
17 20:15 NW 9 5.00 Fog/Mist OVC010 57.2 57.2 100% 30 0.0
17 19:55 NW 9 6.00 Fog/Mist OVC010 57.2 57.2 100% 29.99 0.0
17 19:35 NW 9 6.00 Fog/Mist OVC010 59 57.2 94% 29.99 0.0
17 19:15 NW 9 5.00 Fog/Mist OVC012 59 57.2 94% 29.99 0.0
17 18:55 NW 7 4.00 Fog/Mist OVC012 59 57.2 94% 29.99 0.0
17 18:35 NW 8 5.00 Fog/Mist OVC013 59 57.2 94% 29.99 0.0
17 18:15 NW 8 5.00 Fog/Mist OVC013 59 57.2 94% 29.99 0.0
17 17:55 NW 8 5.00 Fog/Mist OVC013 59 57.2 94% 29.99 0.0
17 17:35 NW 7 G 13 5.00 Fog/Mist OVC013 59 57.2 94% 29.99 0.0
17 17:15 W 7 G 14 5.00 Fog/Mist OVC013 59 57.2 94% 30 0.0
17 16:55 NW 7 5.00 Fog/Mist OVC013 60.8 57.2 88% 30 0.0
17 16:35 NW 6 5.00 Fog/Mist OVC013 60.8 57.2 88% 30 0.0
17 16:15 NW 9 5.00 Fog/Mist OVC013 60.8 57.2 88% 30 0.0
17 15:55 NW 10 5.00 Fog/Mist OVC013 60.8 57.2 88% 30 0.0
17 15:35 NW 9 5.00 Fog/Mist OVC013 60.8 57.2 88% 30.01 0.0
17 15:15 NW 8 4.00 Fog/Mist OVC013 60.8 57.2 88% 30.01 0.0
17 14:55 NW 10 5.00 Fog/Mist OVC013 60.8 57.2 88% 30.01 0.0
17 14:35 NW 8 5.00 Overcast OVC013 0 0 0% 30.02 0.0
17 14:15 NW 9 5.00 Fog/Mist OVC013 60.8 57.2 88% 30.01 0.0
17 13:55 NW 7 5.00 Fog/Mist OVC013 59 57.2 94% 30.01 0.0
17 13:35 NW 9 5.00 Fog/Mist OVC013 59 57.2 94% 30.02 0.0
17 13:15 NW 7 5.00 Fog/Mist BKN013 59 57.2 94% 30.02 0.0
17 12:55 NW 7 4.00 Fog/Mist BKN013 59 57.2 94% 30.02 0.0
17 12:35 W 8 4.00 Fog/Mist FEW013 59 57.2 94% 30.02 0.0
17 12:15 NW 6 5.00 Fog/Mist BKN013 59 57.2 94% 30.02 0.0
17 11:55 NW 8 4.00 Fog/Mist BKN013 59 57.2 94% 30.01 0.0
17 11:35 NW 6 5.00 Fog/Mist SCT013 0 0 0% 30.01 0.0
17 11:15 NW 9 4.00 Fog/Mist FEW009 FEW013 57.2 55.4 94% 30 0.0
17 10:55 NW 8 5.00 Fog/Mist FEW009 SCT013 57.2 55.4 94% 30 0.0
17 10:35 NW 6 5.00 Fog/Mist SCT012 57.2 55.4 94% 30 0.0
17 10:15 NW 6 G 13 4.00 Fog/Mist SCT008 SCT013 57.2 55.4 94% 29.99 0.0
17 09:55 NW 6 4.00 Fog/Mist BKN008 57.2 55.4 94% 29.99 0.0
17 09:35 NW 9 4.00 Mostly Cloudy BKN008 BKN013 0 0 0% 29.98 0.0
17 09:15 NW 8 4.00 Fog/Mist BKN008 BKN013 57.2 55.4 94% 29.98 0.0
17 08:55 NW 7 4.00 Fog/Mist BKN008 BKN013 57.2 55.4 94% 29.98 0.0
17 08:35 NW 7 4.00 Fog/Mist BKN008 BKN013 57.2 55.4 94% 29.97 0.0
17 08:15 NW 9 4.00 Fog/Mist OVC008 55.4 55.4 100% 29.97 0.0
17 07:55 NW 9 4.00 Fog/Mist BKN009 BKN013 55.4 55.4 100% 29.96 0.0
17 07:35 NW 12 4.00 Fog/Mist BKN009 OVC013 55.4 55.4 100% 29.96 0.0
17 07:15 NW 8 3.00 Fog/Mist OVC011 55.4 55.4 100% 29.96 0.0
17 06:55 NW 6 4.00 Fog/Mist OVC011 55.4 55.4 100% 29.95 0.0
17 06:35 NW 7 3.00 Overcast OVC010 0 0 0% 29.95 0.0
17 06:15 Calm 4.00 Fog/Mist OVC010 55.4 55.4 100% 29.94 0.0
17 05:55 NW 6 5.00 Fog/Mist OVC011 0 0 0% 29.94 0.0
17 05:35 NW 6 4.00 Fog/Mist OVC010 55.4 55.4 100% 29.93 0.0
17 05:15 NW 5 5.00 Fog/Mist OVC010 55.4 55.4 100% 29.93 0.0
17 04:55 NW 7 5.00 Fog/Mist BKN009 OVC012 55.4 55.4 100% 29.93 0.0
17 04:35 NW 6 4.00 Fog/Mist OVC009 55.4 55.4 100% 29.93 0.0
17 04:15 NW 6 4.00 Fog/Mist OVC009 55.4 55.4 100% 29.93 0.0
17 03:55 NW 6 5.00 Fog/Mist OVC011 55.4 55.4 100% 29.93 0.0
17 03:35 NW 6 5.00 Fog/Mist OVC010 57.2 55.4 94% 29.92 0.0
17 03:15 NW 5 4.00 Fog/Mist OVC010 57.2 55.4 94% 29.92 0.0
17 02:55 NW 5 4.00 Fog/Mist OVC011 57.2 55.4 94% 29.92 0.0
17 02:35 NW 5 5.00 Fog/Mist OVC010 57.2 55.4 94% 29.92 0.0
17 02:15 NW 5 5.00 Fog/Mist OVC010 57.2 55.4 94% 29.92 0.0
17 01:55 NW 6 5.00 Fog/Mist OVC011 57.2 55.4 94% 29.92 0.0
17 01:35 NW 5 5.00 Fog/Mist OVC011 57.2 55.4 94% 29.92 0.0
17 01:15 NW 5 5.00 Fog/Mist OVC011 57.2 55.4 94% 29.92 0.0
17 00:55 N 6 5.00 Fog/Mist OVC011 57.2 55.4 94% 29.93 0.0
17 00:35 NW 6 5.00 Fog/Mist OVC011 57.2 55.4 94% 29.93 0.0
17 00:15 NW 5 4.00 Fog/Mist OVC011 57.2 55.4 94% 29.93 0.0
16 23:55 NW 5 5.00 Fog/Mist OVC012 57.2 55.4 94% 29.93 0.0
16 23:35 NW 6 5.00 Fog/Mist OVC012 57.2 55.4 94% 29.93 0.0
16 23:15 NW 5 5.00 Overcast OVC012 0 0 0% 29.93 0.0
16 22:55 NW 6 G 13 5.00 Fog/Mist OVC012 57.2 57.2 100% 29.93 0.0
16 22:35 NW 6 5.00 Fog/Mist OVC012 57.2 57.2 100% 29.93 0.0
16 22:15 NW 6 5.00 Fog/Mist OVC012 57.2 57.2 100% 29.93 0.0
16 21:55 NW 8 5.00 Fog/Mist OVC012 57.2 57.2 100% 29.92 0.0
16 21:35 NW 7 5.00 Fog/Mist OVC012 57.2 57.2 100% 29.91 0.0
16 21:15 NW 8 5.00 Fog/Mist OVC011 57.2 57.2 100% 29.91 0.0
16 20:55 NW 7 5.00 Fog/Mist OVC012 57.2 57.2 100% 29.9 0.0
16 20:35 NW 8 4.00 Fog/Mist OVC012 57.2 57.2 100% 29.91 0.0
16 20:15 NW 9 4.00 Fog/Mist BKN013 59 57.2 94% 29.91 0.0
16 19:55 NW 10 4.00 Mostly Cloudy BKN014 0 0 0% 29.91 0.0
16 19:35 NW 10 4.00 Fog/Mist BKN014 59 57.2 94% 29.91 0.0
16 19:15 NW 9 4.00 Fog/Mist SCT015 59 55.4 88% 29.91 0.0
16 18:55 NW 9 4.00 Fog/Mist SCT015 60.8 55.4 83% 29.91 0.0
16 18:35 NW 10 5.00 Mostly Cloudy with Haze BKN014 60.8 57.2 88% 29.91 0.0
16 18:15 NW 10 5.00 Mostly Cloudy with Haze BKN014 60.8 57.2 88% 29.91 0.0
16 17:55 NW 10 G 20 5.00 Mostly Cloudy with Haze BKN014 60.8 57.2 88% 29.92 0.0
16 17:35 N 14 G 21 5.00 Partly Cloudy with Haze SCT013 62.6 57.2 83% 29.92 0.0
16 17:15 NW 17 5.00 A Few Clouds with Haze FEW013 62.6 57.2 83% 29.92 0.0
16 16:55 NW 18 5.00 Partly Cloudy with Haze SCT013 62.6 57.2 83% 29.93 0.0
16 16:35 NW 17 5.00 Mostly Cloudy with Haze BKN013 62.6 57.2 83% 29.93 0.0
16 16:15 NW 15 5.00 Mostly Cloudy with Haze BKN014 62.6 57.2 83% 29.94 0.0
16 15:55 NW 16 5.00 Mostly Cloudy with Haze BKN014 62.6 57.2 83% 29.95 0.0
16 15:35 NW 18 5.00 Fair with Haze CLR 62.6 57.2 83% 29.95 0.0
16 15:15 N 16 5.00 Fair with Haze CLR 62.6 57.2 83% 29.95 0.0
16 14:55 N 15 6.00 Fair with Haze CLR 64.4 57.2 78% 29.96 0.0
16 14:35 NW 14 5.00 Fair with Haze CLR 62.6 57.2 83% 29.96 0.0
16 14:15 NW 15 G 21 5.00 Fair with Haze CLR 62.6 57.2 83% 29.97 0.0
16 13:55 N 14 5.00 Fair with Haze CLR 62.6 57.2 83% 29.97 0.0
16 13:35 NW 15 5.00 Fair with Haze CLR 62.6 57.2 83% 29.97 0.0
16 13:15 NW 15 5.00 A Few Clouds with Haze FEW013 62.6 57.2 83% 29.97 0.0
16 12:55 NW 14 G 20 5.00 A Few Clouds with Haze FEW013 62.6 57.2 83% 29.97 0.0
16 12:35 NW 15 5.00 A Few Clouds with Haze FEW013 62.6 57.2 83% 29.98 0.0
16 12:15 NW 14 4.00 Mostly Cloudy with Haze BKN013 62.6 57.2 83% 29.98 0.0
16 11:55 NW 15 4.00 A Few Clouds with Haze FEW013 62.6 57.2 83% 29.98 0.0
16 11:35 NW 10 G 17 5.00 Fair with Haze CLR 60.8 57.2 88% 29.97 0.0
16 11:15 NW 13 5.00 Fair with Haze CLR 60.8 57.2 88% 29.97 0.0
16 10:55 NW 12 5.00 Fair with Haze CLR 60.8 57.2 88% 29.97 0.0
16 10:35 NW 13 4.00 Fair with Haze CLR 60.8 57.2 88% 29.97 0.0
16 10:15 NW 13 4.00 Fair with Haze CLR 60.8 57.2 88% 29.97 0.0
16 09:55 NW 13 4.00 Fair CLR 0 0 0% 29.97 0.0
16 09:35 NW 9 4.00 Fog/Mist FEW013 59 57.2 94% 29.97 0.0
16 09:15 NW 10 4.00 Fog/Mist CLR 60.8 57.2 88% 29.97 0.0
16 08:55 NW 10 4.00 Fog/Mist CLR 59 57.2 94% 29.96 0.0
16 08:35 NW 7 4.00 Fog/Mist CLR 59 57.2 94% 29.96 0.0
16 08:15 NW 7 3.00 Fog/Mist CLR 59 57.2 94% 29.96 0.0
16 07:55 N 6 4.00 Fog/Mist CLR 57.2 57.2 100% 29.96 0.0
16 07:35 Calm 3.00 Fog/Mist CLR 55.4 55.4 100% 29.96 0.0
16 07:15 Calm 3.00 Fog/Mist CLR 51.8 51.8 100% 29.96 0.0
16 06:55 Calm 4.00 Fog/Mist FEW013 48.2 48.2 100% 29.96 0.0
16 06:35 Calm 3.00 Fog/Mist FEW013 46.4 46.4 100% 29.96 0.0
16 05:55 Calm 5.00 Fog/Mist BKN013 46.4 46.4 100% 29.96 0.0
16 05:35 Calm 4.00 Fog/Mist BKN013 48.2 48.2 100% 29.95 0.0
16 05:15 Calm 5.00 Fog/Mist BKN013 46.4 46.4 100% 29.95 0.0
16 04:55 Calm 5.00 Fog/Mist FEW013 46.4 46.4 100% 29.95 0.0
16 04:35 Calm 5.00 Fog/Mist FEW013 46.4 46.4 100% 29.95 0.0
16 04:15 Calm 5.00 Fog/Mist FEW014 46.4 46.4 100% 29.96 0.0
16 03:55 Calm 6.00 Fog/Mist CLR 46.4 46.4 100% 29.96 0.0
16 03:35 Calm 5.00 Fog/Mist FEW013 48.2 48.2 100% 29.96 0.0
16 03:15 Calm 5.00 Fog/Mist FEW013 48.2 48.2 100% 29.96 0.0
16 02:55 Calm 5.00 Fog/Mist FEW013 48.2 48.2 100% 29.95 0.0
16 02:35 Calm 5.00 Fog/Mist FEW013 48.2 48.2 100% 29.95 0.0
16 02:15 Calm 6.00 Fog/Mist SCT013 48.2 48.2 100% 29.95 0.0
16 01:55 Calm 6.00 Fog/Mist BKN013 48.2 48.2 100% 29.95 0.0
16 01:35 Calm 5.00 Fog/Mist SCT013 48.2 48.2 100% 29.96 0.0
16 01:15 Calm 5.00 Fog/Mist BKN013 50 50 100% 29.96 0.0
16 00:55 Calm 5.00 Fog/Mist OVC013 50 50 100% 29.96 0.0
16 00:35 Calm 5.00 Fog/Mist BKN013 50 50 100% 29.97 0.0
16 00:15 NE 5 5.00 Fog/Mist SCT013 50 50 100% 49 29.97 0.0
15 23:55 Calm 5.00 Fog/Mist SCT013 50 50 100% 29.97 0.0
15 23:35 Calm 5.00 Fog/Mist FEW013 51.8 51.8 100% 29.97 0.0
15 23:15 Calm 5.00 Fog/Mist SCT014 51.8 51.8 100% 29.97 0.0
15 22:55 Calm 5.00 Fog/Mist FEW016 51.8 51.8 100% 29.97 0.0
15 22:35 Calm 5.00 Fog/Mist CLR 53.6 53.6 100% 29.97 0.0
15 21:15 Calm 5.00 Fog/Mist CLR 55.4 55.4 100% 29.95 0.0
15 20:55 Calm 3.00 Fog/Mist CLR 57.2 55.4 94% 29.94 0.0
15 20:35 Calm 4.00 Fog/Mist CLR 57.2 55.4 94% 29.94 0.0
15 20:15 NW 8 4.00 Fair CLR 0 0 0% 29.94 0.0
15 19:55 NW 9 4.00 Fog/Mist CLR 59 55.4 88% 29.94 0.0
15 19:35 NW 12 4.00 Fog/Mist CLR 59 55.4 88% 29.95 0.0
15 19:15 NW 12 4.00 Fair with Haze CLR 60.8 55.4 83% 29.95 0.0
15 18:55 NW 10 G 17 4.00 Fair with Haze CLR 60.8 55.4 83% 29.95 0.0
15 18:35 NW 10 G 17 4.00 Fair with Haze CLR 60.8 55.4 83% 29.96 0.0
15 18:15 N 14 5.00 Fair with Haze CLR 62.6 57.2 83% 29.96 0.0
15 17:55 NW 10 G 17 5.00 Fair CLR 0 0 0% 29.96 0.0
15 17:35 NW 13 4.00 Fair with Haze CLR 62.6 57.2 83% 29.96 0.0
15 17:15 NW 13 5.00 Fair with Haze CLR 62.6 57.2 83% 29.97 0.0
15 16:55 NW 14 5.00 Fair with Haze CLR 62.6 57.2 83% 29.97 0.0
15 16:35 NW 12 G 17 5.00 Fair with Haze CLR 62.6 57.2 83% 29.97 0.0
15 16:15 NW 14 5.00 Fair with Haze CLR 62.6 57.2 83% 29.97 0.0
15 15:55 NW 13 5.00 Fair with Haze CLR 62.6 57.2 83% 29.97 0.0
15 15:35 NW 13 5.00 Fair with Haze CLR 64.4 57.2 78% 29.98 0.0
15 15:15 NW 14 5.00 Fair with Haze CLR 62.6 57.2 83% 29.99 0.0
15 14:55 NW 15 5.00 Fair with Haze CLR 64.4 57.2 78% 29.99 0.0
15 14:35 NW 14 4.00 Fair with Haze CLR 62.6 57.2 83% 29.99 0.0
15 14:15 NW 13 4.00 Fair with Haze CLR 64.4 57.2 78% 29.99 0.0
15 13:55 NW 14 5.00 Fair with Haze CLR 62.6 57.2 83% 30 0.0
15 13:35 NW 10 5.00 Fair CLR 0 0 0% 30 0.0
15 13:15 NW 13 5.00 Fair with Haze CLR 62.6 57.2 83% 30.01 0.0
15 12:55 NW 13 4.00 Fair with Haze CLR 62.6 57.2 83% 30.01 0.0
15 12:35 NW 13 5.00 Fair with Haze CLR 62.6 57.2 83% 30 0.0
15 12:15 NW 10 4.00 Fair with Haze CLR 62.6 57.2 83% 30.01 0.0
15 11:55 NW 9 4.00 Fair with Haze CLR 62.6 57.2 83% 30.01 0.0
15 11:35 NW 10 4.00 Fog/Mist CLR 60.8 57.2 88% 30 0.0
15 11:15 NW 10 4.00 Fair with Haze CLR 62.6 57.2 83% 30 0.0
15 10:55 NW 8 4.00 Fair CLR 0 0 0% 30 0.0
15 10:35 W 8 4.00 Fair CLR 0 0 0% 30 0.0
15 10:15 NW 10 4.00 Fog/Mist CLR 60.8 57.2 88% 30 0.0
15 09:55 NW 8 4.00 Fog/Mist CLR 60.8 57.2 88% 30 0.0
15 09:35 NW 9 4.00 Fair CLR 0 0 0% 30.01 0.0
15 09:15 NW 9 4.00 Fog/Mist CLR 60.8 57.2 88% 30 0.0
15 08:55 W 6 4.00 Fog/Mist CLR 59 57.2 94% 30 0.0
15 08:35 NW 6 3.00 Fog/Mist CLR 59 57.2 94% 30 0.0
15 08:15 NW 6 3.00 Fog/Mist FEW010 59 57.2 94% 29.99 0.0
15 07:55 Calm 3.00 Fair CLR 0 0 0% 29.99 0.0
15 07:35 Calm 4.00 Fog/Mist CLR 55.4 55.4 100% 29.99 0.0
15 07:15 Calm 4.00 Fog/Mist CLR 51.8 51.8 100% 29.99 0.0
15 06:55 Calm 4.00 Fog/Mist FEW008 50 50 100% 29.98 0.0
15 06:35 Calm 4.00 Fog/Mist CLR 50 50 100% 29.98 0.0
15 06:15 Calm 4.00 Fog/Mist CLR 50 50 100% 29.98 0.0
15 05:55 Calm 4.00 Fog/Mist CLR 50 50 100% 29.97 0.0
15 05:35 Calm 5.00 Fog/Mist CLR 50 50 100% 29.97 0.0
15 05:15 Calm 5.00 Fog/Mist CLR 50 50 100% 29.97 0.0
15 04:55 Calm 5.00 Fog/Mist CLR 50 50 100% 29.96 0.0
15 04:35 Calm 5.00 Fog/Mist CLR 50 50 100% 29.97 0.0
15 04:15 Calm 5.00 Fog/Mist CLR 51.8 51.8 100% 29.96 0.0
15 03:55 Calm 5.00 Fog/Mist CLR 51.8 51.8 100% 29.96 0.0
15 03:35 Calm 5.00 Fog/Mist CLR 51.8 51.8 100% 29.97 0.0
15 03:15 Calm 5.00 Fair CLR 0 0 0% 29.97 0.0
15 02:55 Calm 6.00 Fog/Mist CLR 51.8 51.8 100% 29.97 0.0
15 02:35 Calm 5.00 Fog/Mist CLR 51.8 51.8 100% 29.97 0.0
15 02:15 Calm 6.00 Fog/Mist CLR 51.8 51.8 100% 29.97 0.0
15 01:55 Calm 6.00 Fog/Mist CLR 53.6 53.6 100% 29.98 0.0
15 01:35 Calm 6.00 Fog/Mist CLR 53.6 53.6 100% 29.98 0.0
15 01:15 Calm 6.00 Fog/Mist CLR 53.6 53.6 100% 29.99 0.0
15 00:55 Calm 7.00 Fair CLR 53.6 53.6 100% 29.99 0.0
15 00:35 Calm 7.00 Fair CLR 0 0 0% 29.99 0.0
15 00:15 Calm 7.00 Fair CLR 53.6 53.6 100% 29.98 0.0
14 23:55 Calm 7.00 Fair CLR 55.4 53.6 94% 29.98 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)