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.
01 10:35 S 15 6.44 Overcast OVC013 0 0 0% 76 0.0
01 10:15 S 15 4.83 Fog/Mist OVC013 14 12 88% 76 0.0
01 09:55 S 17 4.83 Fog/Mist OVC013 13 12 94% 76 0.0
01 09:35 S 13 4.83 Fog/Mist OVC013 13 12 94% 75.97 0.0
01 09:15 S 13 4.83 Fog/Mist BKN013 13 12 94% 75.97 0.0
01 08:55 S 11 4.83 Fog/Mist BKN013 13 12 94% 75.97 0.0
01 08:35 S 13 4.83 Fog/Mist BKN013 13 12 94% 75.97 0.0
01 08:15 S 11 4.83 Fog/Mist BKN013 13 12 94% 75.95 0.0
01 07:55 S 7 4.83 Fog/Mist OVC013 13 12 94% 75.95 0.0
01 07:35 SW 9 4.83 Fog/Mist OVC014 13 12 94% 75.95 0.0
01 07:15 S 9 4.83 Fog/Mist BKN014 13 12 94% 75.92 0.0
01 06:55 SW 7 4.83 Fog/Mist BKN014 13 12 94% 75.92 0.0
01 06:35 S 6 4.83 Fog/Mist OVC013 12 12 100% 75.92 0.0
01 06:15 W 7 4.83 Fog/Mist OVC014 12 12 100% 75.92 0.0
01 05:55 W 9 6.44 Fog/Mist OVC013 12 12 100% 75.9 0.0
01 05:35 W 9 6.44 Fog/Mist OVC013 12 12 100% 75.9 0.0
01 05:15 W 11 6.44 Fog/Mist OVC014 13 12 94% 75.9 0.0
01 04:55 S 7 8.05 Fog/Mist OVC014 13 12 94% 75.9 0.0
01 04:35 Vrbl 9 8.05 Fog/Mist OVC014 13 12 94% 75.9 0.0
01 04:15 SW 7 6.44 Fog/Mist OVC013 13 12 94% 75.9 0.0
01 03:55 SW 9 6.44 Fog/Mist OVC014 13 12 94% 75.9 0.0
01 03:35 SW 6 6.44 Fog/Mist OVC014 13 12 94% 75.9 0.0
01 03:15 SW 6 6.44 Fog/Mist OVC014 13 12 94% 75.9 0.0
01 02:55 SW 7 6.44 Fog/Mist OVC013 13 12 94% 75.9 0.0
01 02:35 SW 6 8.05 Fog/Mist OVC014 13 12 94% 75.9 0.0
01 02:15 SW 7 6.44 Fog/Mist OVC015 13 12 94% 75.9 0.0
01 01:55 SW 9 6.44 Fog/Mist OVC014 13 12 94% 75.92 0.0
01 01:35 S 7 6.44 Fog/Mist OVC014 13 12 94% 75.92 0.0
01 01:15 S 7 8.05 Fog/Mist OVC014 13 12 94% 75.92 0.0
01 00:55 Calm 6.44 Fog/Mist OVC013 13 12 94% 75.95 0.0
01 00:35 Calm 6.44 Fog/Mist OVC012 13 12 94% 75.95 0.0
01 00:15 SW 7 6.44 Fog/Mist OVC012 13 12 94% 75.95 0.0
30 23:55 SW 7 6.44 Fog/Mist OVC012 13 12 94% 75.97 0.0
30 23:35 Calm 6.44 Fog/Mist OVC012 13 12 94% 75.97 0.0
30 23:15 Vrbl 9 6.44 Fog/Mist OVC011 13 12 94% 75.97 0.0
30 22:55 SW 7 8.05 Fog/Mist OVC011 13 12 94% 76 0.0
30 22:35 Vrbl 7 6.44 Fog/Mist OVC011 13 12 94% 76 0.0
30 22:15 Vrbl 7 6.44 Fog/Mist OVC012 13 13 100% 76 0.0
30 21:55 Calm 8.05 Fog/Mist OVC013 13 12 94% 76 0.0
30 21:35 S 7 8.05 Fog/Mist OVC013 13 12 94% 75.97 0.0
30 21:15 SW 7 8.05 Fog/Mist OVC013 13 12 94% 75.97 0.0
30 20:55 S 9 6.44 Fog/Mist OVC013 13 12 94% 75.97 0.0
30 20:35 S 7 4.83 Fog/Mist OVC013 13 12 94% 76 0.0
30 20:15 S 6 4.83 Fog/Mist OVC013 13 12 94% 76 0.0
30 19:55 S 11 4.83 Fog/Mist BKN012 13 12 94% 76 0.0
30 19:35 S 11 4.83 Fog/Mist BKN012 13 12 94% 76.02 0.0
30 19:15 SW 7 4.83 Fog/Mist BKN013 13 12 94% 76 0.0
30 18:55 S 9 4.83 Fog/Mist OVC013 14 12 88% 76.02 0.0
30 18:35 S 9 4.83 Fog/Mist OVC013 14 12 88% 76.02 0.0
30 18:15 S 13 G 24 4.83 Fog/Mist OVC013 14 13 94% 76.02 0.0
30 17:55 SW 13 4.83 Fog/Mist OVC013 14 13 94% 76.05 0.0
30 17:35 SW 15 6.44 Overcast OVC013 0 0 0% 76.05 0.0
30 17:15 S 15 4.83 Fog/Mist OVC013 15 13 88% 76.05 0.0
30 16:35 S 15 6.44 Overcast with Haze OVC014 15 13 88% 76.05 0.0
30 16:15 Vrbl 9 G 24 4.83 Fog/Mist OVC014 15 13 88% 76.07 0.0
30 15:55 Vrbl 11 4.83 Fog/Mist OVC015 15 13 88% 76.07 0.0
30 15:35 SW 13 G 24 6.44 Fog/Mist OVC014 15 13 88% 76.1 0.0
30 15:15 S 17 4.83 Fog/Mist OVC013 15 13 88% 76.1 0.0
30 14:55 S 19 4.83 Fog/Mist NULL 16 14 88% 76.1 0.0
30 14:35 S 22 0.00 NULL NULL 0 0 0% 76.1 0.0
30 14:15 Calm 0.00 Overcast OVC014 0 0 0% 76.1 0.0
30 13:55 S 20 4.83 Fog/Mist NULL 16 14 88% 76.1 0.0
30 13:35 S 20 4.83 Fog/Mist OVC014 16 14 88% 76.12 0.0
30 13:15 S 22 4.83 Fog/Mist OVC013 16 14 88% 76.12 0.0
30 12:55 S 20 4.83 Fog/Mist OVC013 15 14 94% 76.12 0.0
30 12:35 S 20 4.83 Fog/Mist BKN013 15 14 94% 76.12 0.0
30 12:15 S 20 4.83 Fog/Mist SCT013 15 14 94% 76.12 0.0
30 11:55 S 19 4.83 Fog/Mist FEW013 14 13 94% 76.12 0.0
30 11:35 S 20 6.44 Fog/Mist BKN013 15 13 88% 76.1 0.0
30 11:15 S 20 4.83 Fog/Mist BKN013 15 13 88% 76.1 0.0
30 10:55 S 19 6.44 Fog/Mist BKN013 14 13 94% 76.1 0.0
30 10:35 S 19 6.44 Fog/Mist BKN013 14 13 94% 76.1 0.0
30 10:15 S 19 6.44 Fog/Mist BKN012 14 13 94% 76.07 0.0
30 09:55 S 17 4.02 Fog/Mist FEW009 SCT013 14 13 94% 76.07 0.0
30 09:35 S 17 4.83 Fog/Mist FEW009 SCT013 14 13 94% 76.07 0.0
30 09:15 S 19 6.44 Fog/Mist BKN013 14 13 94% 76.07 0.0
30 08:55 S 17 6.44 Fog/Mist BKN013 14 13 94% 76.07 0.0
30 08:35 S 19 4.83 Fog/Mist BKN012 14 13 94% 76.05 0.0
30 08:15 S 19 4.83 Fog/Mist BKN012 13 13 100% 76.02 0.0
30 07:55 S 15 4.83 Fog/Mist BKN011 13 13 100% 76.02 0.0
30 07:35 S 11 4.83 Fog/Mist OVC010 13 13 100% 76.02 0.0
30 07:15 S 11 4.83 Fog/Mist OVC010 13 13 100% 76.02 0.0
30 06:55 S 13 4.83 Fog/Mist OVC010 13 13 100% 76.02 0.0
30 06:35 S 19 4.83 Fog/Mist OVC010 13 13 100% 76 0.0
30 06:15 S 13 4.83 Fog/Mist OVC010 13 13 100% 76 0.0
30 05:55 S 9 6.44 Fog/Mist OVC010 13 13 100% 76 0.0
30 05:35 S 11 6.44 Fog/Mist OVC010 13 13 100% 76 0.0
30 05:15 S 11 6.44 Fog/Mist OVC010 13 13 100% 75.97 0.0
30 04:55 S 11 6.44 Fog/Mist OVC009 13 13 100% 75.97 0.0
30 04:35 S 13 6.44 Fog/Mist OVC009 13 13 100% 75.97 0.0
30 04:15 S 11 6.44 Fog/Mist OVC009 13 13 100% 75.97 0.0
30 03:55 S 11 6.44 Fog/Mist OVC009 13 13 100% 75.97 0.0
30 03:35 S 7 6.44 Fog/Mist OVC009 13 13 100% 75.97 0.0
30 03:15 S 9 6.44 Fog/Mist OVC009 13 13 100% 75.97 0.0
30 02:55 S 7 6.44 Fog/Mist OVC010 13 13 100% 75.97 0.0
30 02:35 S 7 6.44 Fog/Mist OVC010 13 13 100% 75.97 0.0
30 02:15 Calm 6.44 Fog/Mist OVC010 13 13 100% 76 0.0
30 01:55 SW 9 6.44 Fog/Mist OVC010 13 13 100% 76 0.0
30 01:35 S 9 6.44 Fog/Mist OVC011 13 13 100% 76 0.0
30 01:15 SW 7 6.44 Fog/Mist OVC011 13 13 100% 76.02 0.0
30 00:55 Calm 6.44 Fog/Mist OVC011 13 13 100% 76.02 0.0
30 00:35 Calm 6.44 Fog/Mist OVC011 13 13 100% 76.05 0.0
30 00:15 Calm 6.44 Fog/Mist OVC011 13 13 100% 76.05 0.0
29 23:55 Calm 6.44 Fog/Mist OVC011 14 13 94% 76.05 0.0
29 23:35 Calm 8.05 Fog/Mist OVC011 13 13 100% 76.02 0.0
29 23:15 Calm 8.05 Fog/Mist OVC011 13 13 100% 76.05 0.0
29 22:55 Calm 8.05 Fog/Mist OVC012 13 12 94% 76.02 0.0
29 22:35 Calm 8.05 Fog/Mist OVC012 12 12 100% 76.02 0.0
29 22:15 Calm 8.05 Fog/Mist OVC012 12 12 100% 76.02 0.0
29 21:55 Calm 8.05 Fog/Mist OVC012 12 12 100% 76.02 0.0
29 21:35 N 6 6.44 Fog/Mist SCT012 13 12 94% 76.02 0.0
29 21:15 Calm 6.44 A Few Clouds FEW012 0 0 0% 76 0.0
29 20:55 NW 7 4.83 Fog/Mist CLR 13 13 100% 76 0.0
29 20:35 NW 7 4.83 Fog/Mist CLR 13 13 100% 75.97 0.0
29 20:15 NW 6 4.83 Fog/Mist CLR 14 13 94% 75.97 0.0
29 19:55 NW 11 6.44 Fog/Mist CLR 14 13 94% 75.97 0.0
29 19:35 NW 11 6.44 Fog/Mist CLR 15 13 88% 75.97 0.0
29 19:15 NW 15 6.44 Fog/Mist CLR 15 13 88% 75.95 0.0
29 18:55 NW 15 4.83 Fog/Mist CLR 15 13 88% 75.95 0.0
29 18:35 NW 17 6.44 Fog/Mist CLR 15 13 88% 75.95 0.0
29 18:15 NW 17 6.44 Fog/Mist CLR 16 14 88% 75.95 0.0
29 17:55 W 13 4.83 Fog/Mist CLR 16 14 88% 75.95 0.0
29 17:35 Vrbl 6 4.83 Fog/Mist CLR 16 14 88% 75.95 0.0
29 17:15 NW 17 4.83 Fog/Mist CLR 15 14 94% 75.97 0.0
29 16:55 NW 13 4.83 Fog/Mist CLR 15 14 94% 75.97 0.0
29 16:35 NW 17 4.83 Fog/Mist CLR 16 14 88% 76 0.0
29 16:15 NW 11 6.44 Fair with Haze CLR 16 14 88% 75.97 0.0
29 15:55 W 13 6.44 Fair with Haze CLR 16 14 88% 75.97 0.0
29 15:35 W 11 4.83 Fair with Haze CLR 17 14 83% 75.97 0.0
29 15:15 Vrbl 9 6.44 Fog/Mist CLR 16 14 88% 75.97 0.0
29 14:55 W 13 6.44 Fair with Haze CLR 16 14 88% 75.97 0.0
29 14:35 SW 11 6.44 Fair with Haze CLR 17 14 83% 75.97 0.0
29 14:15 Vrbl 9 6.44 Fair with Haze CLR 17 14 83% 76 0.0
29 13:55 SW 9 6.44 Fair with Haze CLR 16 14 88% 76 0.0
29 13:35 SW 11 6.44 Fair with Haze CLR 16 14 88% 76 0.0
29 13:15 S 13 8.05 Fair with Haze CLR 17 14 83% 76 0.0
29 12:55 S 9 6.44 Fair with Haze CLR 16 13 83% 76 0.0
29 12:35 SW 11 6.44 Fair with Haze CLR 16 14 88% 76 0.0
29 12:15 S 17 8.05 Fair with Haze CLR 16 13 83% 76 0.0
29 11:55 SW 11 8.05 NULL NULL 0 0 0% 76 0.0
29 11:15 SW 13 9.66 Fog/Mist OVC013 15 13 88% 76 0.0
29 10:55 S 15 8.05 Fog/Mist OVC013 16 13 83% 75.97 0.0
29 10:35 S 15 8.05 Fog/Mist OVC013 15 13 88% 75.95 0.0
29 10:15 S 15 8.05 Fog/Mist OVC013 15 13 88% 75.97 0.0
29 09:55 S 13 8.05 Fog/Mist OVC013 15 13 88% 75.97 0.0
29 09:35 S 15 8.05 Fog/Mist OVC013 14 13 94% 75.97 0.0
29 09:15 S 13 4.83 Fog/Mist FEW008 BKN013 14 13 94% 75.97 0.0
29 08:55 S 13 4.83 Fog/Mist FEW008 SCT013 13 13 100% 75.95 0.0
29 08:35 S 11 4.83 Fog/Mist BKN011 13 13 100% 75.92 0.0
29 08:15 S 9 4.83 Fog/Mist OVC011 13 13 100% 75.92 0.0
29 07:55 S 9 4.83 Fog/Mist OVC010 13 13 100% 75.92 0.0
29 07:35 SW 6 4.83 Fog/Mist OVC009 13 13 100% 75.92 0.0
29 07:15 S 7 4.02 Fog/Mist OVC009 13 13 100% 75.9 0.0
29 06:55 S 9 4.02 Fog/Mist OVC009 13 13 100% 75.9 0.0
29 06:35 Calm 4.83 Overcast OVC009 0 0 0% 75.9 0.0
29 06:15 Calm 4.83 Fog/Mist OVC009 13 13 100% 75.9 0.0
29 05:55 NW 11 8.05 Fog/Mist OVC009 13 13 100% 75.9 0.0
29 05:35 NW 7 6.44 Overcast OVC010 0 0 0% 75.9 0.0
29 05:15 NW 11 6.44 Fog/Mist OVC010 13 13 100% 75.9 0.0
29 04:55 W 11 6.44 Fog/Mist OVC011 13 13 100% 75.9 0.0
29 04:35 NW 9 6.44 Fog/Mist OVC011 13 13 100% 75.9 0.0
29 04:15 NW 7 6.44 Fog/Mist OVC011 13 13 100% 75.87 0.0
29 03:55 NW 7 6.44 Fog/Mist OVC012 13 13 100% 75.87 0.0
29 03:35 NW 13 6.44 Fog/Mist OVC011 13 13 100% 75.87 0.0
29 03:15 NW 11 6.44 Fog/Mist OVC011 13 13 100% 75.87 0.0
29 02:55 NW 11 6.44 Fog/Mist OVC012 13 13 100% 75.9 0.0
29 02:35 NW 11 6.44 Fog/Mist OVC012 13 13 100% 75.9 0.0
29 02:15 NW 13 6.44 Fog/Mist OVC012 13 13 100% 75.9 0.0
29 01:55 NW 7 6.44 Fog/Mist OVC012 13 13 100% 75.92 0.0
29 01:35 Calm 6.44 Fog/Mist OVC012 12 12 100% 75.92 0.0
29 01:15 Calm 6.44 Fog/Mist OVC011 11 11 100% 75.92 0.0
29 00:55 Calm 6.44 Fog/Mist OVC011 11 11 100% 75.95 0.0
29 00:35 Calm 6.44 Fog/Mist OVC012 11 11 100% 75.95 0.0
29 00:15 Calm 6.44 Fog/Mist OVC012 12 12 100% 75.97 0.0
28 23:55 Calm 4.83 Fog/Mist OVC013 12 12 100% 75.97 0.0
28 23:35 Calm 4.83 Overcast OVC013 0 0 0% 75.97 0.0
28 23:15 NW 7 6.44 Fog/Mist BKN013 12 12 100% 75.97 0.0
28 22:55 N 7 4.02 Fog/Mist SCT013 12 12 100% 75.97 0.0
28 22:35 Calm 3.22 Fog/Mist BKN013 13 13 100% 76 0.0
28 22:15 N 13 4.02 Fog/Mist NULL 13 13 100% 76 0.0
28 21:55 N 7 4.02 Fog/Mist OVC013 13 13 100% 76 0.0
28 21:35 N 9 4.83 Fog/Mist BKN013 13 13 100% 75.97 0.0
28 21:15 N 11 4.83 Fog/Mist SCT013 13 13 100% 75.97 0.0
28 20:55 Vrbl 7 4.83 Fog/Mist CLR 14 13 94% 75.97 0.0
28 20:35 N 13 4.83 Fog/Mist CLR 14 13 94% 75.97 0.0
28 20:15 Vrbl 11 G 22 4.83 Fog/Mist CLR 14 13 94% 75.97 0.0
28 19:55 N 17 G 33 4.83 Fog/Mist CLR 15 13 88% 75.97 0.0
28 19:35 NW 24 6.44 Fog/Mist CLR 15 13 88% 76 0.0
28 19:15 NW 22 G 31 6.44 Fair with Haze CLR 15 13 88% 76 0.0
28 18:55 N 28 G 39 6.44 Fair with Haze CLR 16 13 83% 76 0.0
28 18:35 N 24 G 37 6.44 Fair with Haze CLR 16 13 83% 76.02 0.0
28 18:15 N 28 G 39 6.44 Fair with Haze CLR 16 13 83% 76.02 0.0
28 17:55 N 30 6.44 Fair with Haze CLR 17 13 77% 76.05 0.0
28 17:35 NW 22 G 33 6.44 Fair with Haze CLR 17 13 77% 76.05 0.0
28 17:15 N 26 6.44 Fair with Haze CLR 17 14 83% 76.05 0.0
28 16:55 N 26 G 35 6.44 Fair with Haze CLR 17 14 83% 76.05 0.0
28 16:35 NW 30 6.44 Fair with Haze CLR 17 14 83% 76.07 0.0
28 16:15 NW 28 G 37 6.44 Fair with Haze CLR 17 14 83% 76.07 0.0
28 15:55 NW 24 6.44 Fair with Haze CLR 17 14 83% 76.1 0.0
28 15:35 NW 30 6.44 Fair with Haze CLR 17 14 83% 76.1 0.0
28 15:15 NW 31 6.44 Fair with Haze CLR 17 14 83% 76.1 0.0
28 14:55 NW 31 8.05 Fair with Haze CLR 17 14 83% 76.12 0.0
28 14:35 NW 30 8.05 Fair with Haze CLR 17 14 83% 76.12 0.0
28 14:15 NW 31 8.05 Fair with Haze CLR 17 14 83% 76.12 0.0
28 13:55 NW 26 G 37 9.66 Fair with Haze CLR 18 14 78% 76.12 0.0
28 13:35 NW 31 8.05 Fair CLR 0 0 0% 76.12 0.0
28 13:15 NW 30 8.05 Fair with Haze CLR 18 14 78% 76.15 0.0
28 12:55 NW 31 9.66 Fair CLR 0 0 0% 76.15 0.0
28 12:35 NW 28 G 37 8.05 Fair with Haze CLR 18 14 78% 76.15 0.0
28 12:15 NW 30 9.66 Fair with Haze CLR 18 13 73% 76.17 0.0
28 11:55 NW 17 G 28 11.27 Fair CLR 18 13 73% 76.17 0.0
28 11:35 NW 24 9.66 Fair with Haze CLR 17 13 77% 76.17 0.0
28 11:15 NW 17 G 30 9.66 Fair with Haze CLR 17 13 77% 76.15 0.0
28 10:55 NW 17 8.05 Fair with Haze CLR 17 13 77% 76.15 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)