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 (pst) 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.
26 14:15 N 13 16.09 Fair CLR 24 12 47% 25 76.61 0.0
26 13:55 NW 17 16.09 Fair CLR 23 13 53% 76.61 0.0
26 13:35 Calm 16.09 Fair CLR 25 9 36% 26 76.63 0.0
26 13:15 NE 15 16.09 Fair CLR 25 8 34% 26 76.63 0.0
26 12:55 Calm 16.09 Fair CLR 24 11 44% 25 76.66 0.0
26 12:35 Calm 16.09 Fair CLR 24 12 47% 25 76.68 0.0
26 12:15 W 6 16.09 Fair CLR 23 12 50% 76.71 0.0
26 11:55 Calm 14.48 Fair CLR 23 14 57% 76.73 0.0
26 11:35 NW 7 16.09 Fair CLR 22 16 69% 76.73 0.0
26 11:15 NW 7 16.09 Fair CLR 21 15 69% 76.76 0.0
26 10:55 NW 13 16.09 Fair CLR 20 15 73% 76.81 0.0
26 10:35 NW 15 14.48 Fair CLR 19 16 83% 76.81 0.0
26 10:15 NW 9 16.09 Fair CLR 19 16 83% 76.81 0.0
26 09:55 NW 11 14.48 Fair CLR 18 16 88% 76.81 0.0
26 09:35 NW 7 11.27 Fair CLR 18 16 88% 76.81 0.0
26 09:15 Calm 14.48 Fair CLR 17 16 94% 76.81 0.0
26 08:55 Calm 14.48 Fair CLR 15 15 100% 76.81 0.0
26 08:35 Calm 16.09 Fair CLR 15 15 100% 76.81 0.0
26 08:15 Calm 14.48 Fair CLR 13 13 100% 76.78 0.0
26 07:55 Calm 16.09 Fair CLR 12 12 100% 76.78 0.0
26 07:35 Calm 16.09 Fair CLR 11 11 100% 76.78 0.0
26 07:15 NW 6 16.09 Fair CLR 11 11 100% 76.76 0.0
26 06:55 NW 6 14.48 Fair CLR 10 10 100% 76.73 0.0
26 06:35 Calm 9.66 Fog/Mist CLR 10 10 100% 76.71 0.0
26 06:15 Calm 14.48 Fair CLR 10 10 100% 76.71 0.0
26 05:55 Calm 14.48 Fair CLR 10 10 100% 76.73 0.0
26 05:35 Calm 14.48 Fair CLR 10 10 100% 76.71 0.0
26 05:15 Calm 9.66 Fog/Mist CLR 10 10 100% 76.71 0.0
26 04:55 Calm 12.87 Fair CLR 10 10 100% 76.71 0.0
26 04:35 Calm 8.05 Fog/Mist CLR 10 10 100% 76.66 0.0
26 04:15 Calm 12.87 Fair CLR 11 11 100% 76.63 0.0
26 03:55 Calm 12.87 Fair CLR 11 11 100% 76.63 0.0
26 03:35 Calm 14.48 Fair CLR 12 12 100% 76.66 0.0
26 03:15 NW 9 8.05 Fog/Mist CLR 12 12 100% 76.63 0.0
26 02:55 Calm 12.87 Fair CLR 11 11 100% 76.66 0.0
26 02:35 Calm 14.48 Fair CLR 11 11 100% 76.66 0.0
26 02:15 Calm 12.87 Fair CLR 11 11 100% 76.66 0.0
26 01:55 Calm 2.01 Fog/Mist SCT002 12 12 100% 76.66 0.0
26 01:35 NW 9 1.21 Fog/Mist OVC002 12 12 100% 76.66 0.0
26 01:15 N 9 1.61 Fog/Mist BKN002 12 12 100% 76.68 0.0
26 00:55 Calm 1.61 Fog/Mist BKN002 12 12 100% 76.66 0.0
26 00:35 N 9 0.40 Fog OVC002 13 13 100% 76.66 0.0
26 00:15 N 9 0.80 Fog OVC002 13 13 100% 76.71 0.0
25 23:55 N 6 0.80 Fog/Mist OVC002 13 13 100% 76.68 0.0
25 23:35 Calm 1.61 Fog/Mist OVC003 13 13 100% 76.68 0.0
25 23:15 N 6 3.22 Fog/Mist OVC002 13 13 100% 76.71 0.0
25 22:55 N 11 0.40 Fog OVC002 13 13 100% 76.68 0.0
25 22:35 N 11 6.44 Fog/Mist OVC003 13 13 100% 76.66 0.0
25 22:15 NW 13 12.87 Mostly Cloudy BKN003 13 13 100% 76.68 0.0
25 21:55 Calm 11.27 Mostly Cloudy BKN003 13 13 100% 76.63 0.0
25 21:35 N 9 11.27 Fair CLR 13 13 100% 76.63 0.0
25 21:15 NW 6 9.66 Fog/Mist CLR 13 13 100% 76.61 0.0
25 20:55 Calm 11.27 Fair CLR 13 13 100% 76.58 0.0
25 20:35 Calm 11.27 Fair CLR 14 14 100% 76.58 0.0
25 20:15 NW 7 11.27 Fair CLR 13 13 100% 76.58 0.0
25 19:55 Calm 11.27 Fair CLR 13 13 100% 76.58 0.0
25 19:35 N 7 9.66 Fog/Mist FEW003 SCT120 13 13 100% 76.56 0.0
25 18:35 N 7 14.48 Mostly Cloudy BKN004 14 14 100% 76.53 0.0
25 18:15 N 9 12.87 Partly Cloudy SCT004 14 14 100% 76.53 0.0
25 17:55 N 9 11.27 Fair CLR 14 14 100% 76.5 0.0
25 17:35 NW 13 14.48 Fair CLR 14 14 100% 76.5 0.0
25 17:15 N 9 14.48 Fair CLR 15 15 100% 76.5 0.0
25 16:55 NW 9 8.05 Fog/Mist CLR 15 15 100% 76.5 0.0
25 16:35 NW 11 11.27 Fair CLR 15 15 100% 76.48 0.0
25 15:55 Calm 1.21 Fog/Mist OVC003 15 15 100% 76.5 0.0
25 15:35 N 13 3.22 Fog/Mist OVC003 15 15 100% 76.5 0.0
25 15:15 NW 19 16.09 Mostly Cloudy BKN004 BKN023 15 15 100% 76.5 0.0
25 14:55 NW 15 14.48 A Few Clouds FEW023 16 16 100% 76.5 0.0
25 14:35 W 9 16.09 Fair CLR 17 17 100% 76.5 0.0
25 14:15 W 7 16.09 Fair CLR 17 17 100% 76.5 0.0
25 13:55 Calm 16.09 Fair CLR 17 17 100% 76.5 0.0
25 13:35 Calm 14.48 Partly Cloudy FEW005 SCT026 16 16 100% 76.5 0.0
25 13:15 SW 6 16.09 Mostly Cloudy BKN005 BKN026 16 16 100% 76.53 0.0
25 12:55 Vrbl 7 14.48 Overcast OVC004 16 16 100% 76.53 0.0
25 12:35 Calm 4.83 Fog/Mist OVC004 15 15 100% 76.56 0.0
25 12:15 SW 7 2.41 Fog/Mist OVC004 15 15 100% 76.56 0.0
25 11:55 SW 7 2.82 Fog/Mist OVC003 15 15 100% 76.58 0.0
25 11:35 SW 11 0.40 Fog OVC003 15 15 100% 76.61 0.0
25 11:15 SW 9 0.80 Fog OVC003 15 15 100% 76.61 0.0
25 10:55 SW 9 0.80 Fog/Mist OVC003 15 15 100% 76.58 0.0
25 10:35 SW 11 0.80 Fog OVC003 15 15 100% 76.61 0.0
25 10:15 S 11 0.80 Fog OVC003 15 15 100% 76.58 0.0
25 09:55 S 13 0.80 Fog OVC002 15 15 100% 76.58 0.0
25 09:15 S 13 1.21 Fog/Mist OVC003 14 14 100% 76.58 0.0
25 08:55 S 17 3.22 Fog/Mist OVC003 14 14 100% 76.53 0.0
25 08:35 S 9 6.44 Fog/Mist OVC003 14 14 100% 76.58 0.0
25 08:15 Calm 1.21 Fog/Mist OVC002 14 14 100% 76.56 0.0
25 07:55 S 6 3.22 Fog/Mist OVC003 14 14 100% 76.48 0.0
25 07:35 S 9 3.22 Fog/Mist OVC002 14 14 100% 76.45 0.0
25 07:15 S 7 1.61 Fog/Mist OVC002 14 14 100% 76.43 0.0
25 06:55 S 7 1.21 Fog/Mist OVC002 14 14 100% 76.4 0.0
25 06:35 SE 7 1.21 Fog/Mist OVC002 14 14 100% 76.4 0.0
25 06:15 S 7 1.21 Fog/Mist OVC002 14 14 100% 76.4 0.0
25 05:55 S 9 1.61 Fog/Mist OVC002 14 14 100% 76.4 0.0
25 05:35 S 9 1.21 Fog/Mist OVC003 14 14 100% 76.4 0.0
25 05:15 S 13 1.21 Fog/Mist OVC003 14 14 100% 76.43 0.0
25 04:55 S 15 G 24 2.01 Fog/Mist OVC004 14 14 100% 76.4 0.0
25 04:35 S 17 2.01 Fog/Mist OVC004 14 14 100% 76.38 0.0
25 04:15 S 17 9.66 Fog/Mist OVC005 14 14 100% 76.38 0.0
25 03:55 S 15 12.87 Overcast OVC005 14 14 100% 76.35 0.0
25 03:35 SE 15 8.05 Fog/Mist OVC003 14 14 100% 76.35 0.0
25 03:15 S 13 4.02 Fog/Mist OVC003 14 14 100% 76.35 0.0
25 02:55 S 13 G 26 2.82 Light Rain Fog/Mist OVC004 14 14 100% 76.38 0.0 0.03
25 02:35 S 17 3.22 Fog/Mist BKN003 OVC007 14 14 100% 76.4 0.0
25 02:15 S 15 1.61 Fog/Mist OVC002 14 14 100% 76.4 0.0
25 01:55 S 11 1.61 Fog/Mist OVC002 14 14 100% 76.4 0.0 0.1
25 01:35 S 11 2.01 Light Rain Fog/Mist OVC002 14 14 100% 76.4 0.0
25 01:15 S 9 2.01 Light Rain Fog/Mist OVC002 14 14 100% 76.4 0.0
25 00:55 SE 13 G 24 1.61 Unknown Precip Fog/Mist OVC003 14 14 100% 76.4 0.0 0.08
25 00:35 S 13 3.22 Fog/Mist OVC006 14 14 100% 76.4 0.0
25 00:15 S 17 4.83 Fog/Mist OVC005 14 14 100% 76.38 0.0
24 23:55 S 17 4.83 Fog/Mist OVC004 14 14 100% 76.38 0.0
24 23:35 S 19 4.83 Fog/Mist OVC003 14 14 100% 76.4 0.0
24 23:15 S 13 2.82 Fog/Mist OVC003 14 14 100% 76.38 0.0
24 22:55 S 13 2.01 Fog/Mist OVC003 14 14 100% 76.38 0.0 0.1
24 22:35 S 17 2.41 Fog/Mist OVC002 14 14 100% 76.38 0.0
24 22:15 SE 13 G 22 2.01 Fog/Mist OVC002 14 14 100% 76.38 0.0
24 21:55 S 11 1.61 Fog/Mist OVC002 14 14 100% 76.38 0.0 0.18
24 21:35 S 15 1.61 Fog/Mist OVC002 14 14 100% 76.38 0.0
24 21:15 S 17 1.61 Fog/Mist OVC002 14 14 100% 76.35 0.0
24 20:55 S 20 1.21 Fog/Mist OVC003 14 14 100% 76.38 0.0 0.1
24 20:35 S 22 G 35 2.01 Unknown Precip Fog/Mist OVC003 14 14 100% 76.35 0.0
24 20:15 S 26 1.21 Unknown Precip Fog/Mist OVC003 14 14 100% 76.33 0.0
24 19:55 S 22 1.21 Unknown Precip Fog/Mist OVC005 14 14 100% 76.3 0.0 0.03
24 19:35 S 20 G 31 1.61 Fog/Mist OVC007 14 14 100% 76.3 0.0
24 19:15 S 20 2.01 Fog/Mist OVC007 14 14 100% 76.28 0.0
24 18:55 S 20 11.27 Overcast OVC008 15 15 100% 76.28 0.0
24 18:35 S 24 8.05 Fog/Mist OVC008 15 15 100% 76.28 0.0
24 18:15 S 24 11.27 Overcast OVC008 15 15 100% 76.28 0.0
24 17:55 S 20 G 35 11.27 Overcast OVC009 15 15 100% 76.28 0.0
24 17:40 S 20 11.27 Overcast OVC009 15 15 100% 76.28 0.0
24 17:15 S 22 12.87 Overcast OVC009 15 15 100% 76.28 0.0
24 16:55 S 20 14.48 Overcast OVC009 15 15 100% 76.28 0.0
24 16:35 S 22 14.48 Overcast OVC009 15 15 100% 76.25 0.0
24 16:15 S 20 14.48 Overcast OVC010 15 15 100% 76.28 0.0
24 15:55 S 20 14.48 Overcast OVC010 15 15 100% 76.3 0.0
24 15:35 S 20 14.48 Overcast OVC011 15 15 100% 76.3 0.0
24 15:15 S 20 14.48 Overcast OVC013 16 15 94% 76.3 0.0
24 14:55 S 24 G 35 14.48 Overcast OVC013 16 15 94% 76.33 0.0
24 14:35 S 22 14.48 Mostly Cloudy BKN016 BKN022 16 15 94% 76.3 0.0
24 14:15 S 22 G 33 16.09 A Few Clouds FEW017 16 15 94% 76.3 0.0
24 13:55 S 24 G 39 16.09 Fair CLR 16 14 88% 76.33 0.0
24 13:35 S 22 G 31 16.09 Fair CLR 16 14 88% 76.3 0.0
24 13:15 S 24 14.48 Fair CLR 16 14 88% 76.35 0.0
24 12:55 S 20 G 33 11.27 Fair CLR 16 14 88% 76.38 0.0
24 12:35 S 24 G 37 16.09 Fair CLR 17 14 83% 76.38 0.0
24 12:15 S 28 14.48 Fair CLR 17 14 83% 76.38 0.0
24 11:55 S 19 14.48 Fair CLR 17 15 88% 76.35 0.0
24 11:35 S 20 14.48 Fair CLR 17 15 88% 76.35 0.0
24 11:15 S 22 14.48 Fair CLR 18 15 83% 76.43 0.0
24 10:55 S 26 14.48 Fair CLR 17 15 88% 76.43 0.0
24 10:35 S 24 14.48 Fair CLR 17 15 88% 76.43 0.0
24 10:15 S 20 12.87 Fair CLR 17 15 88% 76.45 0.0
24 09:55 SE 20 14.48 Fair CLR 17 15 88% 76.38 0.0
24 09:35 S 17 G 30 14.48 Fair CLR 16 15 94% 76.4 0.0
24 09:15 SE 13 G 24 12.87 Fair CLR 16 15 94% 76.4 0.0
24 08:55 S 11 12.87 Fair CLR 15 15 100% 76.43 0.0
24 08:35 SW 13 12.87 Fair CLR 15 15 100% 76.4 0.0
24 08:15 SW 6 9.66 Fog/Mist CLR 15 14 94% 76.38 0.0
24 07:55 S 6 12.87 Fair CLR 15 14 94% 76.33 0.0
24 07:35 SE 6 16.09 A Few Clouds FEW120 15 14 94% 76.33 0.0
24 07:15 SE 11 16.09 Mostly Cloudy FEW065 FEW085 BKN120 14 14 100% 76.33 0.0
24 06:55 S 6 16.09 Mostly Cloudy FEW055 FEW065 BKN120 15 14 94% 76.4 0.0
24 06:35 SE 11 11.27 A Few Clouds FEW120 14 14 100% 76.38 0.0
24 06:15 SE 15 11.27 Mostly Cloudy BKN110 15 14 94% 76.4 0.0
24 05:55 SE 13 14.48 Overcast FEW055 SCT075 OVC120 15 14 94% 76.45 0.0
24 05:35 S 9 16.09 Overcast FEW055 SCT075 OVC120 15 14 94% 76.45 0.0
24 05:15 S 9 16.09 Mostly Cloudy FEW047 FEW065 BKN120 15 14 94% 76.45 0.0
24 04:55 SE 13 16.09 Overcast FEW044 SCT070 OVC120 15 14 94% 76.43 0.0
24 04:35 SE 13 16.09 Overcast FEW080 OVC120 15 14 94% 76.43 0.0
24 04:15 SE 11 16.09 Overcast FEW055 SCT095 OVC120 14 14 100% 76.45 0.0
24 03:55 SE 13 16.09 Mostly Cloudy FEW055 SCT075 BKN120 14 14 100% 76.45 0.0
24 03:35 SE 15 16.09 Mostly Cloudy FEW027 SCT070 BKN120 14 14 100% 76.45 0.0
24 03:15 SE 15 12.87 Mostly Cloudy FEW013 BKN027 BKN031 14 14 100% 76.48 0.0
24 02:55 SE 11 11.27 Mostly Cloudy SCT014 BKN028 BKN120 14 14 100% 76.5 0.0
24 02:35 SE 15 8.05 Fog/Mist OVC029 14 14 100% 76.5 0.0
24 02:15 SE 15 14.48 Overcast FEW018 SCT031 OVC070 14 14 100% 76.5 0.0
24 01:55 SE 13 14.48 Overcast FEW045 OVC075 14 14 100% 76.53 0.0
24 01:35 S 13 14.48 Overcast FEW044 OVC075 14 14 100% 76.56 0.0
24 01:15 S 7 14.48 Overcast OVC075 14 14 100% 76.53 0.0
24 00:55 SE 7 16.09 Overcast BKN075 OVC085 14 14 100% 76.53 0.0
24 00:35 SE 9 16.09 Overcast FEW070 BKN080 OVC110 14 14 100% 76.53 0.0
24 00:15 SE 9 16.09 Mostly Cloudy BKN090 BKN110 14 14 100% 76.5 0.0
23 23:55 SE 13 14.48 Overcast FEW080 BKN100 OVC110 14 14 100% 76.53 0.0
23 23:35 SE 13 12.87 Mostly Cloudy FEW042 SCT075 BKN110 13 13 100% 76.56 0.0
23 23:15 SE 11 9.66 Fog/Mist FEW038 SCT055 BKN075 13 13 100% 76.58 0.0
23 22:55 SE 11 8.05 Fog/Mist SCT032 BKN070 OVC095 13 13 100% 76.58 0.0 0.03
23 22:15 SE 11 14.48 Overcast SCT060 OVC075 14 14 100% 76.63 0.0
23 21:55 SE 9 14.48 Overcast FEW060 OVC075 14 13 94% 76.63 0.0
23 21:15 SE 9 11.27 Overcast FEW035 BKN075 OVC090 14 13 94% 76.58 0.0
23 20:55 SE 9 14.48 Overcast BKN080 OVC090 14 13 94% 76.58 0.0
23 20:35 SE 11 12.87 Overcast OVC085 14 13 94% 76.53 0.0
23 20:15 S 11 12.87 Overcast OVC090 13 13 100% 76.56 0.0
23 19:55 S 7 12.87 Overcast OVC090 13 13 100% 76.53 0.0
23 19:35 S 13 14.48 Overcast OVC090 13 13 100% 76.5 0.0
23 19:15 SE 11 16.09 Overcast OVC090 13 13 100% 76.5 0.0
23 18:55 SE 9 14.48 Overcast OVC095 13 13 100% 76.53 0.0
23 18:35 S 6 16.09 Overcast OVC090 13 13 100% 76.53 0.0
23 18:15 S 7 16.09 Overcast OVC090 13 12 94% 76.53 0.0
23 17:55 S 9 14.48 Mostly Cloudy BKN085 14 13 94% 76.53 0.0
23 17:35 SE 9 12.87 Mostly Cloudy BKN090 14 14 100% 76.56 0.0
23 17:15 S 6 14.48 Mostly Cloudy BKN090 14 13 94% 76.56 0.0
23 16:55 Calm 14.48 Partly Cloudy SCT100 15 13 88% 76.56 0.0
23 16:35 Calm 9.66 Fog/Mist SCT100 SCT120 14 13 94% 76.56 0.0
23 16:15 Calm 14.48 Fair CLR 15 14 94% 76.56 0.0
23 15:55 S 9 14.48 Fair CLR 14 14 100% 76.53 0.0
23 15:35 SE 9 14.48 Partly Cloudy SCT095 14 14 100% 76.56 0.0
23 15:15 Calm 14.48 Partly Cloudy SCT100 13 13 100% 76.63 0.0
23 14:55 Calm 14.48 Partly Cloudy SCT003 SCT100 13 13 100% 76.61 0.0
23 14:35 S 7 3.22 Fog/Mist OVC003 12 12 100% 76.63 0.0
Date Time (pst) 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)