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.
05 15:35 S 7 9.66 Fair with Haze CLR 19 11 60% 76.2 0.0
05 15:15 NW 7 12.87 Fair CLR 21 8 43% 76.17 0.0
05 14:55 W 9 16.09 Fair CLR 21 9 46% 76.2 0.0
05 14:35 NW 9 14.48 Fair CLR 21 8 43% 76.2 0.0
05 14:15 W 13 11.27 Fair CLR 21 9 46% 76.2 0.0
05 13:55 W 13 14.48 Fair CLR 21 9 46% 76.2 0.0
05 13:35 Calm 16.09 Fair CLR 22 7 38% 76.2 0.0
05 13:15 Calm 11.27 Fair CLR 20 12 60% 76.23 0.0
05 12:55 W 15 11.27 Fair CLR 20 11 56% 76.25 0.0
05 12:35 SE 7 12.87 Fair CLR 22 8 41% 76.25 0.0
05 12:15 Calm 16.09 Fair CLR 22 7 38% 76.3 0.0
05 11:55 NW 11 11.27 Fair CLR 20 10 53% 76.33 0.0
05 11:35 NW 13 12.87 Fair CLR 21 10 50% 76.35 0.0
05 11:15 NW 9 14.48 Fair CLR 20 11 56% 76.35 0.0
05 10:55 NW 11 14.48 Fair CLR 19 12 64% 76.38 0.0
05 10:35 Calm 9.66 Fair with Haze CLR 20 9 49% 76.38 0.0
05 10:15 Calm 6.44 Fair with Haze CLR 19 11 60% 76.35 0.0
05 09:55 Calm 9.66 Fair with Haze CLR 18 12 68% 76.35 0.0
05 09:35 SE 7 8.05 Fair with Haze CLR 18 13 73% 76.38 0.0
05 09:15 Calm 9.66 Fair with Haze CLR 17 12 73% 76.35 0.0
05 08:55 NW 6 12.87 Fair CLR 16 12 77% 76.35 0.0
05 08:35 Calm 6.44 Fog/Mist CLR 14 12 88% 76.33 0.0
05 08:15 NW 6 14.48 Fair CLR 10 9 94% 76.3 0.0
05 07:55 Calm 16.09 Fair CLR 8 8 100% 76.28 0.0
05 07:35 Calm 16.09 Fair CLR 8 7 93% 76.25 0.0
05 07:15 Calm 16.09 Fair CLR 7 7 100% 76.28 0.0
05 06:55 Calm 16.09 Fair CLR 8 7 93% 76.28 0.0
05 06:35 Calm 16.09 Fair CLR 8 7 93% 76.28 0.0
05 06:15 Calm 16.09 Fair CLR 7 6 93% 76.28 0.0
05 05:55 NE 9 16.09 Fair CLR 9 7 87% 8 76.3 0.0
05 05:35 NE 7 16.09 Fair CLR 7 7 100% 6 76.3 0.0
05 05:15 Calm 16.09 Fair CLR 9 6 82% 76.3 0.0
05 04:55 Calm 16.09 Fair CLR 10 7 82% 76.33 0.0
05 04:35 Calm 16.09 Fair CLR 8 7 93% 76.35 0.0
05 04:15 Calm 16.09 Fair CLR 9 7 87% 76.33 0.0
05 03:55 Calm 14.48 A Few Clouds FEW003 10 8 88% 76.33 0.0
05 03:35 Calm 11.27 Partly Cloudy SCT003 11 8 82% 76.3 0.0
05 03:15 Calm 12.87 Fair CLR 12 7 72% 76.3 0.0
05 02:55 Calm 16.09 Fair CLR 11 5 67% 76.28 0.0
05 02:35 Calm 16.09 Fair CLR 8 5 82% 76.28 0.0
05 02:15 NE 6 16.09 Fair CLR 9 5 76% 76.28 0.0
05 01:55 Calm 16.09 Fair CLR 10 6 76% 76.28 0.0
05 01:35 NE 6 16.09 Fair CLR 9 6 82% 76.3 0.0
05 01:15 Calm 16.09 Fair CLR 8 6 87% 76.33 0.0
05 00:55 Calm 16.09 Fair CLR 10 6 76% 76.33 0.0
05 00:35 NE 6 16.09 Fair CLR 10 6 76% 76.38 0.0
05 00:15 NE 6 16.09 Fair CLR 11 6 72% 76.38 0.0
04 23:55 Calm 16.09 Fair CLR 10 6 76% 76.38 0.0
04 23:35 N 6 16.09 Fair CLR 10 6 76% 76.38 0.0
04 23:15 Calm 16.09 Fair CLR 11 6 72% 76.38 0.0
04 22:55 Calm 16.09 Fair CLR 10 6 76% 76.38 0.0
04 22:35 NE 6 16.09 Fair CLR 10 6 76% 76.35 0.0
04 22:15 Calm 16.09 Fair CLR 10 6 76% 76.38 0.0
04 21:55 Calm 16.09 Fair CLR 13 5 59% 76.4 0.0
04 21:35 Calm 16.09 Fair CLR 11 5 67% 76.4 0.0
04 21:15 Calm 16.09 Fair CLR 11 7 77% 76.4 0.0
04 20:55 Calm 16.09 Fair CLR 12 7 72% 76.43 0.0
04 20:35 Calm 16.09 Fair CLR 15 5 51% 76.43 0.0
04 20:15 SE 9 16.09 A Few Clouds FEW040 13 6 63% 76.43 0.0
04 19:55 Calm 16.09 NULL NULL 16 5 48% 76.4 0.0
04 19:35 Calm 0.00 NULL NULL 15 5 51% 76.43 0.0
04 19:15 Vrbl 7 16.09 Fair CLR 17 8 56% 76.43 0.0
04 18:55 NE 7 16.09 Fair CLR 19 7 46% 76.4 0.0
04 18:35 Calm 16.09 Fair CLR 19 9 52% 76.4 0.0
04 18:15 E 17 16.09 NULL NULL 19 9 52% 76.43 0.0
04 17:35 E 15 16.09 Fair CLR 20 9 49% 76.4 0.0
04 17:15 E 17 16.09 Fair CLR 21 8 43% 76.38 0.0
04 16:55 E 9 16.09 Fair CLR 22 7 38% 76.4 0.0
04 16:35 Vrbl 7 16.09 Fair CLR 22 6 36% 76.4 0.0
04 16:15 NW 9 16.09 Fair CLR 22 6 36% 76.4 0.0
04 15:55 NW 9 16.09 Fair CLR 23 5 31% 76.4 0.0
04 15:35 NW 7 16.09 Fair CLR 23 4 29% 76.43 0.0
04 15:15 NW 6 16.09 Fair CLR 23 4 29% 76.43 0.0
04 14:55 Vrbl 6 16.09 Fair CLR 23 4 29% 76.45 0.0
04 14:35 W 9 14.48 Fair CLR 23 4 29% 76.45 0.0
04 14:15 W 9 16.09 Fair CLR 24 4 27% 25 76.45 0.0
04 13:55 W 7 16.09 Fair CLR 23 3 27% 76.48 0.0
04 13:35 NE 13 16.09 Fair CLR 26 5 26% 26 76.5 0.0
04 13:15 NW 9 16.09 Fair CLR 23 5 31% 76.53 0.0
04 12:55 W 7 14.48 Fair CLR 23 6 33% 76.56 0.0
04 12:35 Calm 16.09 Fair CLR 23 6 33% 76.58 0.0
04 12:15 W 6 16.09 Fair CLR 22 6 36% 76.61 0.0
04 11:55 W 9 16.09 Fair CLR 22 6 36% 76.63 0.0
04 11:35 NW 11 16.09 Fair CLR 22 7 38% 76.66 0.0
04 11:15 NE 9 16.09 Fair CLR 23 5 31% 76.68 0.0
04 10:55 NE 19 G 28 16.09 Fair CLR 22 5 33% 76.71 0.0
04 10:35 W 7 16.09 Fair CLR 21 7 40% 76.71 0.0
04 10:15 Calm 14.48 NULL NULL 20 8 46% 76.71 0.0
04 09:55 Calm 14.48 Fair CLR 20 9 49% 76.71 0.0
04 09:35 NW 9 9.66 Fair with Haze CLR 18 12 68% 76.71 0.0
04 09:15 Calm 6.44 Fair with Haze CLR 18 12 68% 76.71 0.0
04 08:55 Calm 14.48 Fair CLR 17 10 64% 76.71 0.0
04 08:35 SE 6 16.09 Fair CLR 16 5 48% 76.71 0.0
04 08:15 NE 11 G 20 16.09 Fair CLR 19 2 32% 76.71 0.0
04 07:55 Calm 16.09 Fair CLR 13 2 47% 76.71 0.0
04 07:35 NE 7 16.09 Fair CLR 10 4 67% 9 76.68 0.0
04 07:15 Calm 16.09 Fair CLR 9 2 62% 76.68 0.0
04 06:55 Calm 16.09 Fair CLR 13 1 44% 76.71 0.0
04 06:35 Calm 16.09 Fair CLR 15 0 36% 76.68 0.0
04 06:15 NE 9 16.09 Fair CLR 15 1 39% 76.68 0.0
04 05:55 Calm 16.09 Fair CLR 14 2 44% 76.68 0.0
04 05:35 Calm 16.09 Fair CLR 13 2 47% 76.68 0.0
04 05:15 Calm 16.09 Fair CLR 12 3 54% 76.68 0.0
04 04:55 Vrbl 7 16.09 Fair CLR 16 2 39% 76.68 0.0
04 04:35 Calm 16.09 Fair CLR 13 4 55% 76.68 0.0
04 04:15 Calm 16.09 Fair CLR 13 4 55% 76.68 0.0
04 03:55 NE 17 16.09 Fair CLR 17 5 45% 76.68 0.0
04 03:35 Calm 16.09 Fair CLR 13 6 63% 76.68 0.0
04 03:15 Calm 16.09 Fair CLR 10 6 76% 76.68 0.0
04 02:55 Calm 16.09 Fair CLR 10 6 76% 76.71 0.0
04 02:35 Calm 16.09 Fair CLR 13 6 63% 76.73 0.0
04 02:15 Calm 16.09 Fair CLR 13 6 63% 76.76 0.0
04 01:55 Calm 16.09 Fair CLR 10 6 76% 76.76 0.0
04 01:35 Calm 16.09 Fair CLR 11 7 77% 76.76 0.0
04 01:15 NE 6 16.09 Fair CLR 9 6 82% 76.76 0.0
04 00:55 Calm 16.09 Fair CLR 9 6 82% 76.78 0.0
04 00:35 E 6 16.09 Fair CLR 11 7 77% 76.78 0.0
04 00:15 Calm 16.09 Fair CLR 9 7 87% 76.78 0.0
03 23:55 Calm 16.09 Fair CLR 10 7 82% 76.78 0.0
03 23:35 Calm 16.09 Fair CLR 10 7 82% 76.81 0.0
03 23:15 Calm 16.09 Fair CLR 9 7 87% 76.81 0.0
03 22:55 Calm 14.48 Fair CLR 10 8 88% 76.78 0.0
03 22:35 NE 7 16.09 Fair CLR 9 8 94% 8 76.78 0.0
03 22:15 Calm 16.09 Fair CLR 11 8 82% 76.78 0.0
03 21:55 Calm 16.09 Fair CLR 11 8 82% 76.78 0.0
03 21:35 NW 6 16.09 Fair CLR 10 8 88% 76.78 0.0
03 21:15 Calm 16.09 Fair CLR 13 8 72% 76.76 0.0
03 20:55 Calm 16.09 Fair CLR 15 8 63% 76.76 0.0
03 20:35 Calm 16.09 Fair CLR 14 8 67% 76.76 0.0
03 20:15 E 15 16.09 Fair CLR 15 9 68% 76.76 0.0
03 19:55 Calm 16.09 Fair CLR 14 9 72% 76.76 0.0
03 19:35 Calm 16.09 Fair CLR 13 10 82% 76.73 0.0
03 19:15 Calm 16.09 Fair CLR 13 10 82% 76.73 0.0
03 18:55 Calm 16.09 Fair CLR 14 10 77% 76.73 0.0
03 18:35 Calm 14.48 Fair CLR 15 10 72% 76.76 0.0
03 18:15 E 7 16.09 Fair CLR 15 10 72% 76.76 0.0
03 17:55 Calm 16.09 Fair CLR 16 9 63% 76.76 0.0
03 17:35 Calm 16.09 Fair CLR 17 10 64% 76.73 0.0
03 17:15 Calm 16.09 Fair CLR 19 8 49% 76.73 0.0
03 16:55 Calm 16.09 Fair CLR 19 8 49% 76.73 0.0
03 16:35 Calm 16.09 Fair CLR 20 8 46% 76.73 0.0
03 16:15 SW 7 16.09 Fair CLR 21 8 43% 76.76 0.0
03 15:55 Calm 16.09 Fair CLR 22 9 44% 76.76 0.0
03 15:35 W 9 16.09 Fair CLR 21 9 46% 76.76 0.0
03 15:15 Calm 16.09 Fair CLR 22 8 41% 76.76 0.0
03 14:55 W 6 16.09 Fair CLR 21 8 43% 76.76 0.0
03 14:35 SW 9 14.48 Fair CLR 22 8 41% 76.76 0.0
03 14:15 Calm 16.09 Fair CLR 23 9 41% 76.76 0.0
03 13:55 NE 13 16.09 Fair CLR 22 9 44% 76.78 0.0
03 13:35 Vrbl 6 16.09 Fair CLR 22 9 44% 76.78 0.0
03 13:15 SW 11 16.09 Fair CLR 21 8 43% 76.81 0.0
03 12:55 SW 9 16.09 Fair CLR 22 7 38% 76.81 0.0
03 12:35 Calm 16.09 Fair CLR 22 7 38% 76.84 0.0
03 12:15 Vrbl 9 16.09 NULL NULL 21 7 40% 76.86 0.0
03 11:15 NE 13 16.09 Fair CLR 21 7 40% 76.89 0.0
03 10:55 NE 20 16.09 NULL NULL 21 6 38% 76.91 0.0
03 10:35 NE 17 G 30 0.00 NULL NULL 0 0 0% 76.91 0.0
03 10:15 NE 19 16.09 Fair CLR 20 7 43% 76.91 0.0
03 09:55 NE 15 16.09 Fair CLR 19 8 49% 76.91 0.0
03 09:35 Calm 16.09 Fair CLR 0 0 0% 76.91 0.0
03 09:15 Calm 14.48 Fair CLR 18 10 60% 76.91 0.0
03 08:55 Calm 6.44 Fog/Mist CLR 14 12 88% 76.89 0.0
03 08:35 Calm 6.44 Fog/Mist CLR 13 11 88% 76.89 0.0
03 08:15 Calm 3.22 Fog/Mist CLR 13 11 88% 76.91 0.0
03 07:55 Calm 11.27 Fair CLR 10 9 94% 76.89 0.0
03 07:35 Calm 11.27 Fair CLR 7 7 100% 76.86 0.0
03 07:15 Calm 3.22 Fog/Mist CLR 7 7 100% 76.86 0.0
03 06:55 Calm 6.44 Fog/Mist CLR 8 8 100% 76.84 0.0
03 06:35 Calm 14.48 Fair CLR 8 7 93% 76.81 0.0
03 06:15 Calm 12.87 Fair CLR 6 6 100% 76.81 0.0
03 05:55 Calm 11.27 Fair CLR 6 6 100% 76.81 0.0
03 05:15 Calm 12.87 Fair CLR 7 7 100% 76.81 0.0
03 04:55 E 7 16.09 Fair CLR 8 7 93% 7 76.81 0.0
03 04:35 SE 7 14.48 Fair CLR 6 6 100% 5 76.81 0.0
03 04:15 Calm 16.09 Fair CLR 7 7 100% 76.81 0.0
03 03:55 Calm 16.09 Fair CLR 7 7 100% 76.78 0.0
03 03:35 Calm 16.09 Fair CLR 8 7 93% 76.78 0.0
03 03:15 Calm 14.48 Fair CLR 7 7 100% 76.78 0.0
03 02:55 Calm 11.27 Fair CLR 7 7 100% 76.78 0.0
03 02:35 Calm 14.48 Fair CLR 7 7 100% 76.78 0.0
03 02:15 Calm 4.83 Fog/Mist CLR 7 7 100% 76.81 0.0
03 01:55 NW 11 16.09 Fair CLR 6 6 100% 4 76.81 0.0
03 01:35 NE 7 16.09 Fair CLR 7 7 100% 6 76.81 0.0
03 01:15 Calm 16.09 Fair CLR 7 7 100% 76.81 0.0
03 00:55 Calm 16.09 Partly Cloudy SCT003 7 7 100% 76.84 0.0
03 00:35 NE 6 9.66 Fog/Mist OVC003 7 7 100% 76.86 0.0
03 00:15 Calm 11.27 Overcast OVC003 7 7 100% 76.86 0.0
02 23:55 Calm 9.66 Fog/Mist BKN003 7 7 100% 76.84 0.0
02 23:35 Calm 9.66 Fog/Mist SCT003 7 7 100% 76.84 0.0
02 23:15 Calm 9.66 Fog/Mist BKN003 8 8 100% 76.84 0.0
02 22:55 Calm 11.27 Mostly Cloudy BKN003 8 8 100% 76.81 0.0
02 22:35 NE 7 11.27 Fair CLR 9 9 100% 8 76.81 0.0
02 22:15 NE 6 12.87 Fair CLR 9 9 100% 76.81 0.0
02 21:55 NE 6 8.05 Fog/Mist CLR 12 12 100% 76.78 0.0
02 21:35 N 15 8.05 Fog/Mist FEW007 13 13 100% 76.78 0.0
02 21:15 N 13 8.05 Fog/Mist CLR 13 13 100% 76.78 0.0
02 20:55 N 11 8.05 Fog/Mist CLR 13 13 100% 76.76 0.0
02 20:35 Calm 6.44 Fog/Mist FEW003 12 12 100% 76.71 0.0
02 20:15 N 7 6.44 Fog/Mist FEW003 12 12 100% 76.68 0.0
02 19:55 Vrbl 6 6.44 Fog/Mist SCT003 12 12 100% 76.66 0.0
02 19:35 N 7 6.44 Fog/Mist CLR 12 12 100% 76.63 0.0
02 19:15 Calm 8.05 Fair CLR 0 0 0% 76.61 0.0
02 18:55 N 9 9.66 Fog/Mist CLR 12 12 100% 76.61 0.0
02 18:35 N 11 9.66 Fog/Mist CLR 12 11 94% 76.61 0.0
02 18:15 N 13 9.66 Fog/Mist CLR 13 12 94% 76.61 0.0
02 17:55 NW 19 4.83 Fog/Mist CLR 13 13 100% 76.61 0.0
02 17:35 Calm 3.22 Fog/Mist CLR 13 13 100% 76.58 0.0
02 17:15 NW 11 4.02 Fog/Mist CLR 14 13 94% 76.58 0.0
02 16:55 NW 6 6.44 Fog/Mist CLR 15 13 88% 76.56 0.0
02 16:35 NW 11 6.44 Fog/Mist CLR 15 13 88% 76.56 0.0
02 16:15 NW 17 9.66 Fair with Haze CLR 16 13 83% 76.58 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)