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.
05 08:55 Calm 16.09 Fair CLR 18 10 60% 76.28 0.0
05 08:35 Calm 16.09 Fair CLR 16 10 68% 76.25 0.0
05 08:15 Calm 16.09 Fair CLR 14 10 77% 76.25 0.0
05 07:55 Calm 16.09 Fair CLR 11 9 88% 76.25 0.0
05 03:56 Calm 16.09 Fair CLR 0 0 0% 76.23 0.0
05 01:26 Calm 0.00 Fair CLR 8 6 87% 76.3 0.0
04 22:50 Calm 16.09 Fair CLR 11 7 77% 76.35 0.0
04 19:35 Calm 16.09 Fair CLR 19 6 43% 76.28 0.0
04 19:15 NW 9 16.09 Fair CLR 20 5 38% 76.28 0.0
04 18:55 NW 9 16.09 Fair CLR 22 5 33% 76.28 0.0
04 18:35 NW 11 16.09 Fair CLR 23 5 31% 76.28 0.0
04 18:15 NW 13 16.09 Fair CLR 23 5 31% 76.25 0.0
04 17:55 NW 11 16.09 Fair CLR 23 5 31% 76.25 0.0
04 17:35 NW 9 16.09 Fair CLR 23 5 31% 76.25 0.0
04 17:15 NW 13 16.09 Fair CLR 23 4 29% 76.25 0.0
04 16:55 NW 9 16.09 Fair CLR 24 5 29% 25 76.25 0.0
04 16:35 NW 9 16.09 Fair CLR 23 5 31% 76.28 0.0
04 16:15 W 9 16.09 Fair CLR 23 6 33% 76.28 0.0
04 15:55 W 11 16.09 Fair CLR 24 5 29% 25 76.3 0.0
04 15:35 W 7 16.09 Fair CLR 24 6 31% 25 76.3 0.0
04 15:15 SW 9 14.48 Fair CLR 24 5 29% 25 76.33 0.0
04 14:55 S 7 16.09 Fair CLR 23 10 44% 76.33 0.0
04 14:35 S 7 12.87 Fair CLR 21 11 53% 76.35 0.0
04 14:15 SE 9 14.48 Fair CLR 22 12 53% 76.35 0.0
04 13:55 Calm 16.09 Fair CLR 22 9 44% 76.35 0.0
04 13:35 S 6 16.09 Fair CLR 20 11 56% 76.38 0.0
04 13:15 SW 11 16.09 Fair CLR 20 11 56% 76.4 0.0
04 12:55 Calm 16.09 Fair CLR 23 6 33% 76.38 0.0
04 12:35 W 11 14.48 Fair CLR 23 5 31% 76.38 0.0
04 12:15 W 9 16.09 Fair CLR 23 6 33% 76.4 0.0
04 11:55 NW 9 14.48 Fair CLR 23 5 31% 76.4 0.0
04 11:35 W 11 14.48 Fair CLR 22 5 33% 76.4 0.0
04 11:15 NW 9 16.09 Fair CLR 22 5 33% 76.4 0.0
04 10:55 W 9 16.09 Fair CLR 22 5 33% 76.4 0.0
04 10:35 W 9 16.09 Fair CLR 22 5 33% 76.4 0.0
04 10:15 W 7 14.48 Fair CLR 22 6 36% 76.4 0.0
04 09:35 Calm 16.09 Fair CLR 21 8 43% 76.4 0.0
04 09:15 Calm 14.48 Fair CLR 0 0 0% 76.4 0.0
04 08:55 Calm 16.09 Fair CLR 17 10 64% 76.4 0.0
04 08:35 Calm 16.09 Fair CLR 14 10 77% 76.4 0.0
04 08:15 Calm 16.09 Fair CLR 12 10 88% 76.4 0.0
04 07:55 Calm 16.09 Fair CLR 9 8 94% 76.4 0.0
04 07:35 Calm 14.48 Fair CLR 8 7 93% 76.4 0.0
04 07:15 Calm 16.09 Fair CLR 9 7 87% 76.4 0.0
04 06:55 Calm 16.09 Fair CLR 7 6 93% 76.4 0.0
04 06:35 Calm 16.09 Fair CLR 0 0 0% 76.38 0.0
04 06:15 Calm 16.09 Fair CLR 7 6 93% 76.38 0.0
04 05:55 NW 6 14.48 Fair CLR 8 7 93% 76.35 0.0
04 05:35 Calm 16.09 Fair CLR 7 6 93% 76.35 0.0
04 05:15 Calm 16.09 Fair CLR 8 6 87% 76.35 0.0
04 04:55 Calm 16.09 Fair CLR 8 6 87% 76.35 0.0
04 04:35 Calm 16.09 Fair CLR 8 6 87% 76.35 0.0
04 04:15 Calm 16.09 Fair CLR 8 6 87% 76.38 0.0
04 03:55 Calm 16.09 Fair CLR 8 6 87% 76.38 0.0
04 03:35 Calm 16.09 Fair CLR 7 6 93% 76.4 0.0
04 03:15 Calm 16.09 Fair CLR 8 6 87% 76.4 0.0
04 02:55 Calm 16.09 Fair CLR 7 6 93% 76.4 0.0
04 02:35 Calm 16.09 Fair CLR 8 5 82% 76.4 0.0
04 02:15 Calm 16.09 Fair CLR 8 5 82% 76.4 0.0
04 01:55 Calm 16.09 Fair CLR 8 5 82% 76.43 0.0
04 01:35 Vrbl 6 16.09 Fair CLR 8 5 82% 76.45 0.0
04 01:15 Calm 16.09 Fair CLR 9 5 76% 76.43 0.0
04 00:55 Vrbl 7 16.09 Fair CLR 9 5 76% 8 76.45 0.0
04 00:35 Calm 16.09 Fair CLR 9 4 71% 76.45 0.0
04 00:15 Calm 16.09 Fair CLR 10 3 62% 76.43 0.0
03 23:55 N 9 16.09 Fair CLR 11 2 54% 76.43 0.0
03 23:35 N 7 16.09 Fair CLR 12 1 47% 76.45 0.0
03 23:15 N 7 16.09 Fair CLR 12 0 44% 76.45 0.0
03 22:55 Calm 16.09 Fair CLR 12 1 47% 76.45 0.0
03 22:35 N 9 G 19 16.09 Fair CLR 0 0 0% 76.48 0.0
03 22:15 N 9 16.09 Fair CLR 15 -2 31% 76.48 0.0
03 21:55 N 15 16.09 Fair CLR 14 -1 36% 76.48 0.0
03 21:35 NW 9 16.09 Fair CLR 14 -2 33% 76.48 0.0
03 21:15 N 7 16.09 Fair CLR 14 -1 36% 76.45 0.0
03 20:55 NW 11 16.09 Fair CLR 14 -2 33% 76.45 0.0
03 20:35 NW 13 16.09 Fair CLR 15 -2 31% 76.43 0.0
03 20:15 NW 13 16.09 Fair CLR 15 -2 31% 76.43 0.0
03 19:55 NW 13 16.09 Fair CLR 15 -1 34% 76.4 0.0
03 19:35 NW 17 16.09 Fair CLR 15 -1 34% 76.38 0.0
03 19:15 N 13 16.09 Fair CLR 16 -1 31% 76.38 0.0
03 18:55 N 20 16.09 Fair CLR 16 -1 31% 76.38 0.0
03 18:35 N 19 G 30 16.09 Fair CLR 17 -1 30% 76.38 0.0
03 18:15 NW 22 14.48 Fair CLR 17 0 32% 76.4 0.0
03 17:55 NW 22 G 31 16.09 Fair CLR 17 1 34% 76.38 0.0
03 17:35 N 24 G 33 16.09 Fair CLR 17 1 34% 76.38 0.0
03 17:15 NW 26 14.48 Fair CLR 17 3 39% 76.38 0.0
03 16:55 N 28 16.09 Fair CLR 17 6 49% 76.38 0.0
03 16:35 N 28 G 37 16.09 Fair CLR 17 9 60% 76.38 0.0
03 16:15 N 30 14.48 Fair CLR 17 10 64% 76.38 0.0
03 15:55 N 26 16.09 Fair CLR 18 10 60% 76.4 0.0
03 15:35 NW 28 16.09 Fair CLR 18 8 52% 76.4 0.0
03 15:15 NW 30 16.09 Fair CLR 18 6 46% 76.4 0.0
03 14:55 NW 24 16.09 Fair CLR 18 4 40% 76.43 0.0
03 14:35 NW 24 16.09 Fair CLR 18 3 37% 76.43 0.0
03 14:15 NW 24 16.09 Fair CLR 18 7 49% 76.45 0.0
03 13:55 NW 28 16.09 Fair CLR 18 7 49% 76.45 0.0
03 13:35 NW 19 G 31 16.09 Fair CLR 19 5 40% 76.45 0.0
03 13:15 NE 15 G 24 16.09 Fair CLR 21 0 25% 76.5 0.0
03 12:55 NE 20 16.09 Fair CLR 21 1 27% 76.5 0.0
03 12:35 NE 22 G 33 16.09 Fair CLR 20 0 26% 76.53 0.0
03 12:15 E 17 G 33 14.48 Fair CLR 20 0 26% 76.5 0.0
03 11:55 E 19 G 31 16.09 Fair CLR 19 0 28% 76.53 0.0
03 11:35 E 22 G 37 16.09 Fair CLR 19 0 28% 76.5 0.0
03 11:15 NE 19 G 39 16.09 Fair CLR 18 -1 28% 76.5 0.0
03 10:55 E 22 16.09 Fair CLR 18 -1 28% 76.53 0.0
03 10:35 NE 24 G 37 16.09 Fair CLR 17 -1 30% 76.5 0.0
03 10:15 NE 19 G 35 16.09 Fair CLR 17 1 34% 76.5 0.0
03 09:55 NE 15 16.09 Fair CLR 17 2 37% 76.5 0.0
03 09:35 NE 13 G 22 16.09 Fair CLR 16 1 36% 76.53 0.0
03 09:15 N 13 16.09 Fair CLR 16 1 36% 76.53 0.0
03 08:55 N 24 16.09 Fair CLR 15 0 36% 76.5 0.0
03 08:35 N 17 G 37 16.09 Fair CLR 0 0 0% 76.5 0.0
03 08:15 N 13 G 35 14.48 Fair CLR 14 -1 36% 76.48 0.0
03 07:55 N 19 G 31 11.27 Fair CLR 12 6 67% 76.48 0.0
03 07:35 NW 19 12.87 Fair CLR 12 6 67% 76.48 0.0
03 07:15 NW 17 9.66 Fog/Mist CLR 10 9 94% 8 76.45 0.0
03 06:55 N 19 8.05 Fog/Mist CLR 10 9 94% 8 76.45 0.0
03 06:35 N 17 8.05 Fog/Mist CLR 10 9 94% 8 76.45 0.0
03 06:15 N 15 8.05 Fog/Mist CLR 10 9 94% 8 76.45 0.0
03 05:55 NW 15 8.05 Fog/Mist CLR 10 10 100% 8 76.45 0.0
03 05:35 NW 19 6.44 Fog/Mist CLR 10 10 100% 8 76.45 0.0
03 05:15 N 19 9.66 Fog/Mist CLR 10 10 100% 8 76.43 0.0
03 04:55 N 13 9.66 Fog/Mist CLR 9 9 100% 7 76.45 0.0
03 01:15 Calm 12.87 A Few Clouds FEW003 7 7 100% 76.53 0.0
02 23:15 N 9 9.66 Fog/Mist CLR 10 10 100% 9 76.53 0.0
02 22:55 N 13 9.66 Fog/Mist CLR 10 10 100% 8 76.53 0.0
02 22:35 N 13 9.66 Fog/Mist CLR 11 10 94% 76.53 0.0
02 22:15 N 17 9.66 Fog/Mist CLR 11 10 94% 76.56 0.0
02 21:55 N 17 G 28 11.27 Fair CLR 11 10 94% 76.53 0.0
02 21:35 N 22 11.27 Fair CLR 11 10 94% 76.53 0.0
02 21:15 N 22 G 35 11.27 Fair CLR 11 10 94% 76.5 0.0
02 20:55 N 24 12.87 Fair CLR 11 9 88% 76.5 0.0
02 20:35 N 28 G 41 11.27 Fair CLR 11 9 88% 76.5 0.0
02 20:15 N 30 12.87 Fair CLR 11 9 88% 76.48 0.0
02 19:55 N 26 G 39 12.87 Fair CLR 11 9 88% 76.48 0.0
02 19:35 N 31 G 41 11.27 Fair CLR 11 9 88% 76.48 0.0
02 19:15 N 30 G 43 11.27 Fair CLR 12 9 82% 76.48 0.0
02 18:55 N 33 G 50 12.87 Fair and Breezy CLR 12 8 77% 76.48 0.0
02 18:35 N 31 11.27 Fair CLR 12 9 82% 76.48 0.0
02 18:15 N 24 G 43 12.87 Fair CLR 13 8 72% 76.48 0.0
02 17:55 N 31 G 41 12.87 Fair CLR 13 8 72% 76.48 0.0
02 17:35 N 31 G 46 12.87 Fair CLR 13 8 72% 76.48 0.0
02 17:15 N 30 12.87 Fair CLR 14 8 67% 76.48 0.0
02 16:55 N 35 14.48 Fair and Breezy CLR 14 9 72% 76.45 0.0
02 16:35 N 28 G 39 12.87 Fair CLR 14 10 77% 76.48 0.0
02 16:15 N 26 G 41 14.48 Fair CLR 0 0 0% 76.48 0.0
02 15:55 N 30 14.48 Fair CLR 14 9 72% 76.48 0.0
02 15:35 NW 28 G 39 12.87 Fair CLR 0 0 0% 76.48 0.0
02 15:15 NW 33 14.48 Fair and Breezy CLR 14 9 72% 76.48 0.0
02 14:55 NW 33 14.48 Fair and Breezy CLR 14 9 72% 76.5 0.0
02 14:35 N 30 G 41 14.48 Fair CLR 0 0 0% 76.53 0.0
02 14:15 NW 31 G 44 16.09 Fair CLR 14 9 72% 76.53 0.0
02 13:55 NW 35 G 46 12.87 Fair and Breezy CLR 14 8 67% 76.53 0.0
02 13:35 NW 35 14.48 Fair and Breezy CLR 14 9 72% 76.53 0.0
02 13:15 NW 33 14.48 Fair and Breezy CLR 14 8 67% 76.56 0.0
02 12:55 NW 30 G 39 16.09 Fair CLR 14 9 72% 76.56 0.0
02 12:35 NW 24 G 37 16.09 Fair CLR 14 9 72% 76.56 0.0
02 12:15 N 20 G 31 14.48 Fair CLR 14 9 72% 76.56 0.0
02 11:55 N 20 G 33 16.09 Fair CLR 14 9 72% 76.58 0.0
02 11:35 NW 26 16.09 Fair CLR 14 8 67% 76.58 0.0
02 11:15 NW 26 16.09 Fair CLR 13 8 72% 76.58 0.0
02 10:55 N 20 16.09 Fair CLR 13 9 77% 76.58 0.0
02 10:35 N 20 G 35 14.48 Fair CLR 13 8 72% 76.58 0.0
02 10:15 N 17 G 28 16.09 Fair CLR 13 9 77% 76.56 0.0
02 09:55 N 19 16.09 Fair CLR 13 9 77% 76.56 0.0
02 09:35 NW 22 14.48 Fair CLR 12 10 88% 76.53 0.0
02 09:15 N 17 14.48 Fair CLR 12 10 88% 76.5 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)