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.
29 22:15 Calm 16.09 Fair CLR 13 -1 38% 76.73 0.0
29 21:55 Calm 16.09 Fair CLR 14 -3 31% 76.73 0.0
29 21:35 Calm 16.09 Fair CLR 15 -2 31% 76.71 0.0
29 21:15 NE 13 G 22 16.09 Fair CLR 14 -1 36% 76.71 0.0
29 20:55 NW 6 16.09 Fair CLR 13 0 41% 76.71 0.0
29 20:35 NW 6 16.09 Fair CLR 12 4 58% 76.71 0.0
29 20:15 Calm 14.48 Fair CLR 12 -2 38% 76.71 0.0
29 19:55 SW 6 16.09 Fair CLR 13 -3 33% 76.68 0.0
29 19:35 Calm 16.09 Fair CLR 14 -2 33% 76.68 0.0
29 19:15 N 13 16.09 Fair CLR 16 -3 27% 76.66 0.0
29 18:55 NE 11 G 26 16.09 Fair CLR 15 -2 31% 76.68 0.0
29 18:35 N 9 16.09 Fair CLR 16 -3 27% 76.68 0.0
29 18:15 Vrbl 9 14.48 Fair CLR 15 -2 31% 76.68 0.0
29 17:55 NE 9 16.09 Fair CLR 15 -2 31% 76.66 0.0
29 17:35 Vrbl 9 16.09 Fair CLR 15 -2 31% 76.66 0.0
29 17:15 Vrbl 7 16.09 NULL NULL 15 -1 34% 76.68 0.0
29 16:55 Vrbl 11 G 20 0.00 NULL NULL 0 0 0% 76.68 0.0
29 16:15 N 7 G 22 14.48 Fair CLR 17 0 32% 76.71 0.0
29 15:55 NE 9 G 22 16.09 Fair CLR 17 1 34% 76.71 0.0
29 15:35 NE 15 16.09 Fair CLR 18 1 32% 76.71 0.0
29 15:15 E 9 G 20 14.48 Fair CLR 18 0 30% 76.71 0.0
29 14:55 E 13 G 31 16.09 Fair CLR 18 0 30% 76.73 0.0
29 14:35 E 15 16.09 Fair CLR 19 0 28% 76.71 0.0
29 14:15 Vrbl 9 G 26 14.48 NULL NULL 19 1 30% 76.71 0.0
29 13:55 E 15 14.48 NULL NULL 19 0 28% 76.71 0.0
29 13:15 E 17 G 30 16.09 NULL NULL 19 0 28% 76.73 0.0
29 12:35 E 22 14.48 Fair CLR 18 -1 28% 76.78 0.0
29 12:15 NE 30 G 48 14.48 Fair CLR 17 -1 30% 76.81 0.0
29 11:55 NE 30 G 50 14.48 Fair CLR 17 -1 30% 76.84 0.0
29 11:35 E 26 G 43 14.48 Fair CLR 17 0 32% 76.84 0.0
29 11:15 E 20 G 37 14.48 Fair CLR 17 -1 30% 76.86 0.0
29 10:55 Vrbl 9 G 30 14.48 Fair CLR 16 -3 27% 76.89 0.0
29 10:35 NE 15 G 31 16.09 Fair CLR 16 -2 29% 76.91 0.0
29 10:15 NE 22 G 35 14.48 Fair CLR 16 -3 27% 76.91 0.0
29 09:55 Vrbl 9 G 24 14.48 Fair CLR 16 -4 25% 76.91 0.0
29 09:15 E 17 G 33 14.48 Fair CLR 14 -3 31% 76.89 0.0
29 08:55 NE 30 G 54 14.48 Fair CLR 13 -2 36% 76.86 0.0
29 08:35 NE 46 G 59 14.48 Fair and Windy CLR 13 -2 36% 76.81 0.0
29 08:15 E 33 G 48 14.48 Fair and Breezy CLR 13 -2 36% 76.81 0.0
29 07:55 E 35 G 54 14.48 Fair and Breezy CLR 13 -2 36% 76.81 0.0
29 07:35 E 37 G 59 14.48 Fair and Breezy CLR 12 -2 38% 76.78 0.0
29 07:15 NE 46 G 67 16.09 Fair and Windy CLR 13 -1 38% 76.76 0.0
29 06:55 NE 44 G 63 14.48 Fair and Windy CLR 12 0 44% 76.73 0.0
29 06:35 NE 44 G 63 16.09 Fair and Windy CLR 13 0 41% 76.73 0.0
29 06:15 NE 41 G 70 14.48 Fair and Breezy CLR 12 1 47% 76.73 0.0
29 05:55 NE 44 G 61 16.09 Fair and Windy CLR 12 1 47% 76.71 0.0
29 05:35 NE 43 G 61 16.09 Fair and Windy CLR 12 2 51% 76.73 0.0
29 05:15 NE 44 16.09 Fair and Windy CLR 12 2 51% 76.76 0.0
29 04:55 NE 44 G 57 16.09 Fair and Windy CLR 12 3 54% 76.76 0.0
29 04:35 NE 41 G 54 14.48 Fair and Breezy CLR 12 3 54% 76.76 0.0
29 04:15 NE 39 G 65 16.09 Fair and Breezy CLR 12 2 51% 76.78 0.0
29 03:55 NE 46 G 70 14.48 Fair and Windy CLR 11 3 58% 76.78 0.0
29 03:35 NE 44 G 67 16.09 Fair and Windy CLR 12 3 54% 76.76 0.0
29 03:15 NE 37 G 50 16.09 Fair and Breezy CLR 11 3 58% 76.78 0.0
29 02:55 E 13 G 24 16.09 Fair CLR 11 3 58% 76.84 0.0
29 02:35 Vrbl 7 G 19 16.09 Fair CLR 11 4 62% 76.86 0.0
29 02:15 NE 11 16.09 Fair CLR 11 4 62% 76.86 0.0
29 01:55 NE 13 16.09 Fair CLR 10 4 67% 8 76.86 0.0
29 01:35 Vrbl 9 G 22 16.09 Fair CLR 10 5 71% 9 76.86 0.0
29 01:15 Vrbl 7 16.09 Fair CLR 11 4 62% 76.86 0.0
29 00:55 Vrbl 11 14.48 Fair CLR 10 4 67% 9 76.89 0.0
29 00:35 Vrbl 7 16.09 Fair CLR 11 4 62% 76.89 0.0
29 00:15 Vrbl 11 G 20 16.09 Fair CLR 11 4 62% 76.86 0.0
28 23:55 NE 13 G 30 16.09 Fair CLR 11 4 62% 76.86 0.0
28 23:35 NE 17 G 30 16.09 Fair CLR 11 4 62% 76.86 0.0
28 23:15 NE 17 16.09 Fair CLR 12 3 54% 76.86 0.0
28 22:55 E 13 G 28 16.09 Fair CLR 12 2 51% 76.86 0.0
28 22:35 NW 13 14.48 Fair CLR 12 2 51% 76.84 0.0
28 22:15 Calm 16.09 Fair CLR 12 1 47% 76.84 0.0
28 21:55 Vrbl 7 G 20 16.09 Fair CLR 13 1 44% 76.84 0.0
28 21:35 NW 20 16.09 Fair CLR 12 1 47% 76.81 0.0
28 21:15 Calm 16.09 Fair CLR 12 0 44% 76.81 0.0
28 20:55 N 9 16.09 Fair CLR 12 0 44% 76.81 0.0
28 20:35 Vrbl 9 G 30 14.48 Fair CLR 12 0 44% 76.81 0.0
28 20:15 Vrbl 9 G 24 16.09 Fair CLR 12 0 44% 76.81 0.0
28 19:55 NW 17 G 30 16.09 Fair CLR 12 1 47% 76.78 0.0
28 19:35 NW 9 16.09 Fair CLR 12 3 54% 76.81 0.0
28 19:15 Vrbl 9 16.09 Fair CLR 11 4 62% 76.78 0.0
28 18:55 Vrbl 7 G 26 16.09 Fair CLR 12 5 63% 76.81 0.0
28 18:35 Vrbl 7 G 19 14.48 Fair CLR 9 6 82% 8 76.81 0.0
28 18:15 NE 9 G 20 16.09 Fair CLR 12 5 63% 76.81 0.0
28 17:55 N 7 16.09 Fair CLR 9 6 82% 8 76.81 0.0
28 17:35 NE 11 16.09 Fair CLR 12 5 63% 76.81 0.0
28 17:15 NE 11 14.48 Fair CLR 11 5 67% 76.81 0.0
28 16:55 NE 19 14.48 Fair CLR 12 4 58% 76.84 0.0
28 16:35 NE 17 14.48 Fair CLR 13 3 51% 76.84 0.0
28 16:15 NE 15 14.48 Fair CLR 14 3 48% 76.84 0.0
28 15:55 NE 13 14.48 Fair CLR 14 2 44% 76.84 0.0
28 15:35 NE 15 14.48 Fair CLR 14 1 41% 76.84 0.0
28 15:15 NE 13 16.09 Fair CLR 15 1 39% 76.84 0.0
28 14:55 E 11 14.48 Fair CLR 15 1 39% 76.84 0.0
28 14:35 NE 15 14.48 Fair CLR 15 0 36% 76.86 0.0
28 14:15 NE 13 14.48 Fair CLR 15 1 39% 76.84 0.0
28 13:55 E 11 14.48 Fair CLR 16 0 34% 76.86 0.0
28 13:35 NE 11 16.09 Fair CLR 15 -1 34% 76.86 0.0
28 13:15 Calm 14.48 Fair CLR 15 2 42% 76.86 0.0
28 12:55 E 15 14.48 Fair CLR 15 2 42% 76.89 0.0
28 12:35 NE 9 14.48 Fair CLR 15 2 42% 76.94 0.0
28 12:15 E 15 14.48 Fair CLR 15 2 42% 76.94 0.0
28 11:55 NE 17 12.87 Fair CLR 15 4 48% 76.96 0.0
28 11:35 Calm 14.48 Fair CLR 14 4 51% 76.99 0.0
28 11:15 Calm 11.27 Fair CLR 13 7 67% 77.01 0.0
28 10:55 NW 7 11.27 Fair CLR 13 8 72% 77.04 0.0
28 10:35 Calm 11.27 Fair CLR 13 7 67% 77.04 0.0
28 10:15 Calm 11.27 Fair CLR 12 7 72% 77.04 0.0
28 09:55 Calm 14.48 Fair CLR 12 7 72% 77.04 0.0
28 09:35 Calm 14.48 Fair CLR 11 7 77% 77.01 0.0
28 09:15 Calm 14.48 Fair CLR 10 7 82% 76.99 0.0
28 08:55 Calm 12.87 Fair CLR 9 7 87% 76.99 0.0
28 08:35 NE 6 14.48 Fair CLR 7 6 93% 76.99 0.0
28 08:15 Vrbl 7 14.48 Fair CLR 6 6 100% 5 77.01 0.0
28 07:55 Calm 14.48 Fair CLR 5 5 100% 76.99 0.0
28 07:35 E 7 14.48 Fair CLR 4 4 100% 2 76.99 0.0
28 07:15 E 7 16.09 Fair CLR 6 5 93% 5 76.96 0.0
28 06:55 Calm 14.48 Fair CLR 5 5 100% 76.96 0.0
28 06:35 Calm 16.09 Fair CLR 5 5 100% 76.96 0.0
28 05:55 Calm 16.09 Fair CLR 5 5 100% 76.94 0.0
28 05:35 Calm 16.09 Fair CLR 5 5 100% 76.94 0.0
28 05:15 Calm 16.09 Fair CLR 6 6 100% 76.91 0.0
28 04:55 NE 6 16.09 Fair CLR 6 6 100% 76.91 0.0
28 04:35 Calm 16.09 Fair CLR 6 6 100% 76.91 0.0
28 04:15 Calm 14.48 Fair CLR 6 6 100% 76.91 0.0
28 03:55 Calm 16.09 Fair CLR 6 6 100% 76.91 0.0
28 03:15 Calm 14.48 Fair CLR 6 6 100% 76.91 0.0
28 02:55 NE 9 16.09 Fair CLR 7 7 100% 5 76.89 0.0
28 02:35 NE 11 16.09 Fair CLR 6 6 100% 4 76.89 0.0
28 02:15 NE 7 16.09 Fair CLR 6 6 100% 5 76.91 0.0
28 01:55 Calm 16.09 Fair CLR 5 5 100% 76.91 0.0
28 01:35 N 9 16.09 Fair CLR 7 7 100% 5 76.91 0.0
28 01:15 N 6 16.09 Fair CLR 6 6 100% 76.89 0.0
28 00:55 N 9 14.48 Fair CLR 6 6 100% 4 76.86 0.0
28 00:35 Calm 14.48 Fair CLR 6 6 100% 76.89 0.0
28 00:15 NE 7 14.48 Fair CLR 6 6 100% 5 76.86 0.0
27 23:55 Calm 14.48 Fair CLR 6 6 100% 76.86 0.0
27 23:35 Calm 14.48 Fair CLR 6 6 100% 76.86 0.0
27 23:15 Calm 14.48 Fair CLR 7 7 100% 76.86 0.0
27 22:55 Calm 16.09 Fair CLR 7 7 100% 76.86 0.0
27 22:35 NE 9 14.48 Fair CLR 7 7 100% 5 76.86 0.0
27 22:15 NE 13 14.48 Fair CLR 7 7 100% 5 76.86 0.0
27 21:55 Calm 16.09 Fair CLR 7 7 100% 76.86 0.0
27 21:35 Calm 14.48 Fair CLR 7 7 100% 76.84 0.0
27 21:15 E 6 14.48 Fair CLR 7 7 100% 76.86 0.0
27 20:55 Calm 14.48 Fair CLR 7 7 100% 76.84 0.0
27 20:35 N 6 14.48 NULL NULL 8 8 100% 76.84 0.0
27 20:15 NE 13 14.48 Fair CLR 8 8 100% 6 76.84 0.0
27 19:55 NE 17 14.48 Fair CLR 8 8 100% 6 76.81 0.0
27 19:35 NE 7 14.48 Fair CLR 8 8 100% 7 76.81 0.0
27 19:15 Vrbl 6 14.48 Fair CLR 8 8 100% 76.78 0.0
27 18:55 NE 9 16.09 Fair CLR 9 9 100% 8 76.76 0.0
27 18:35 NE 7 14.48 Fair CLR 8 8 100% 7 76.76 0.0
27 18:15 NE 7 14.48 Fair CLR 9 9 100% 8 76.73 0.0
27 17:55 NE 9 14.48 Fair CLR 9 9 100% 8 76.73 0.0
27 17:35 N 9 14.48 Fair CLR 10 9 94% 9 76.71 0.0
27 17:15 N 13 12.87 Fair CLR 11 9 88% 76.71 0.0
27 16:55 N 13 12.87 Fair CLR 11 9 88% 76.71 0.0
27 16:35 N 15 12.87 Fair CLR 12 9 82% 76.71 0.0
27 16:15 N 19 12.87 Fair CLR 12 9 82% 76.68 0.0
27 15:55 N 13 14.48 Fair CLR 13 9 77% 76.66 0.0
27 15:35 N 13 14.48 Fair CLR 13 9 77% 76.63 0.0
27 15:15 N 19 12.87 Partly Cloudy SCT028 13 10 82% 76.66 0.0
27 14:55 NW 15 G 26 14.48 Mostly Cloudy BKN028 13 10 82% 76.63 0.0
27 14:35 NW 17 12.87 Mostly Cloudy BKN029 13 10 82% 76.63 0.0
27 14:15 NW 22 14.48 Mostly Cloudy BKN027 13 10 82% 76.63 0.0
27 13:55 NW 22 14.48 Mostly Cloudy BKN027 13 10 82% 76.61 0.0
27 13:35 NW 19 14.48 Mostly Cloudy BKN028 13 10 82% 76.61 0.0
27 13:15 NW 20 12.87 Overcast OVC028 12 10 88% 76.61 0.0
27 12:55 N 19 G 28 11.27 Mostly Cloudy BKN027 12 9 82% 76.63 0.0
27 12:35 NW 19 11.27 Mostly Cloudy BKN027 13 10 82% 76.63 0.0
27 12:15 N 20 12.87 Mostly Cloudy BKN029 12 9 82% 76.63 0.0
27 11:55 NW 15 11.27 Partly Cloudy SCT029 13 9 77% 76.66 0.0
27 11:35 NW 15 12.87 Mostly Cloudy BKN029 13 9 77% 76.66 0.0
27 11:15 NW 15 12.87 Mostly Cloudy BKN027 12 9 82% 76.68 0.0
27 10:55 NW 17 9.66 Overcast with Haze OVC027 13 9 77% 76.68 0.0
27 10:35 NW 19 9.66 Mostly Cloudy with Haze BKN026 BKN030 12 9 82% 76.71 0.0
27 10:15 N 11 11.27 Fair CLR 12 9 82% 76.71 0.0
27 09:55 Vrbl 9 G 20 11.27 Fair CLR 12 10 88% 76.71 0.0
27 09:35 N 17 12.87 A Few Clouds FEW021 12 9 82% 76.68 0.0
27 09:15 N 15 G 30 11.27 Partly Cloudy SCT024 12 9 82% 76.68 0.0
27 08:55 N 17 11.27 Mostly Cloudy BKN026 BKN032 11 9 88% 76.66 0.0
27 08:35 N 24 9.66 Overcast with Haze BKN027 OVC034 11 9 88% 76.63 0.0
27 08:15 NW 24 G 37 12.87 Mostly Cloudy FEW028 BKN034 11 9 88% 76.61 0.0
27 07:55 N 17 G 31 12.87 Partly Cloudy FEW023 SCT035 SCT044 11 9 88% 76.61 0.0
27 07:35 N 22 G 37 11.27 Mostly Cloudy SCT024 BKN035 BKN045 11 9 88% 76.58 0.0
27 07:15 N 26 G 37 11.27 Mostly Cloudy FEW025 SCT031 BKN036 11 9 88% 76.58 0.0
27 06:55 N 22 8.05 Light Rain Fog/Mist BKN024 BKN031 OVC045 11 9 88% 76.56 0.0
27 06:35 N 28 11.27 Mostly Cloudy FEW024 BKN030 BKN035 11 9 88% 76.53 0.0
27 06:15 NW 22 G 39 12.87 Overcast BKN025 OVC030 11 9 88% 76.53 0.0
27 05:55 NW 24 11.27 Mostly Cloudy BKN024 BKN030 BKN040 11 10 94% 76.5 0.0
27 05:35 N 22 G 35 11.27 Overcast BKN023 OVC029 11 9 88% 76.5 0.0
27 05:15 N 26 G 39 11.27 Overcast BKN023 OVC030 11 9 88% 76.48 0.0
27 04:35 NW 28 11.27 Overcast OVC023 11 10 94% 76.45 0.0
27 04:15 N 24 G 33 12.87 Overcast BKN021 OVC028 11 10 94% 76.45 0.0
27 03:55 NW 26 G 37 11.27 Mostly Cloudy FEW017 SCT022 BKN029 11 10 94% 76.45 0.0
27 03:35 N 28 G 39 11.27 Mostly Cloudy SCT021 BKN029 BKN040 12 10 88% 76.43 0.0
27 03:15 NW 26 11.27 Mostly Cloudy SCT020 SCT025 BKN031 11 10 94% 76.43 0.0
27 02:55 N 20 G 39 11.27 Mostly Cloudy SCT019 SCT027 BKN031 11 10 94% 76.43 0.0
27 02:35 NW 26 12.87 Mostly Cloudy SCT020 BKN028 11 10 94% 76.43 0.0
27 02:15 N 26 11.27 Overcast SCT017 BKN022 OVC027 12 11 94% 76.43 0.0
27 01:55 NW 24 12.87 Overcast SCT016 BKN027 OVC033 11 11 100% 76.43 0.0
27 01:35 N 15 G 28 12.87 Overcast BKN017 BKN024 OVC030 11 11 100% 76.4 0.0
27 01:15 NW 15 12.87 Overcast BKN016 BKN021 OVC031 11 11 100% 76.4 0.0
27 00:55 NW 20 11.27 Mostly Cloudy BKN016 BKN022 BKN035 12 11 94% 76.38 0.0
27 00:35 N 19 12.87 Mostly Cloudy FEW017 SCT025 BKN034 11 11 100% 76.38 0.0
27 00:15 NW 17 G 26 11.27 Overcast FEW017 BKN023 OVC040 11 11 100% 76.38 0.0
26 23:55 NW 17 9.66 Fog/Mist FEW019 BKN036 OVC047 11 11 100% 76.38 0.0
26 23:35 N 11 G 22 12.87 Mostly Cloudy FEW021 SCT028 BKN034 12 11 94% 76.38 0.0
26 23:15 N 22 11.27 Mostly Cloudy FEW022 SCT027 BKN033 12 11 94% 76.38 0.0
26 22:55 NW 15 11.27 Overcast FEW022 BKN028 OVC034 12 10 88% 76.35 0.0
26 22:35 NW 15 9.66 Fog/Mist BKN027 OVC031 12 10 88% 76.35 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)