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.
15 11:35 E 15 16.09 NULL NULL 23 6 33% 76.33 0.0
15 11:15 NE 20 1.61 Fair with Haze CLR 21 6 38% 76.33 0.0
15 10:55 Calm 1.61 Sky Obscured with Haze VV007 21 7 40% 76.35 0.0 0.05
15 10:35 Calm 4.02 Haze NULL 21 7 40% 76.38 0.0
15 10:15 Calm 8.05 Fair CLR 0 0 0% 0 0.0
15 09:55 Calm 11.27 NULL NULL 17 9 60% 76.38 0.0
15 08:55 Calm 8.05 Fair with Haze CLR 13 9 77% 76.35 0.0
15 08:35 N 7 8.05 Fog/Mist CLR 11 9 88% 76.33 0.0
15 08:15 Calm 8.05 Fog/Mist CLR 9 7 87% 76.35 0.0
15 07:55 Calm 6.44 Fog/Mist CLR 7 6 93% 76.35 0.0
15 07:35 Calm 6.44 Fog/Mist CLR 8 6 87% 76.35 0.0
15 07:15 NE 9 9.66 Fog/Mist CLR 6 5 93% 4 76.35 0.0
15 06:55 Calm 11.27 Fair CLR 7 5 87% 76.35 0.0
15 06:35 Calm 11.27 Fair CLR 8 6 87% 76.33 0.0
15 06:15 NE 7 12.87 Fair CLR 7 5 87% 6 76.33 0.0
15 05:55 Calm 11.27 Fair CLR 8 5 82% 76.33 0.0
15 05:35 Calm 11.27 Fair CLR 7 5 87% 76.33 0.0
15 05:15 Calm 12.87 Fair CLR 8 5 82% 76.3 0.0
15 04:55 Calm 11.27 Fair CLR 8 5 82% 76.3 0.0
15 04:35 Calm 9.66 Fog/Mist CLR 7 6 93% 76.33 0.0
15 04:15 Calm 11.27 Fair CLR 8 5 82% 76.3 0.0
15 03:55 Calm 6.44 Fog/Mist CLR 8 6 87% 76.3 0.0
15 03:35 Calm 6.44 Fair with Haze CLR 9 6 82% 76.3 0.0
15 03:15 Calm 9.66 Fair with Haze CLR 8 5 82% 76.33 0.0
15 02:55 Calm 11.27 Fair CLR 9 5 76% 76.35 0.0
15 02:35 Calm 9.66 Fair with Haze CLR 10 5 71% 76.35 0.0
15 02:15 SW 6 8.05 Fair with Haze CLR 11 5 67% 76.35 0.0
15 01:55 SE 11 11.27 Fair CLR 10 5 71% 9 76.35 0.0
15 01:35 NE 15 12.87 Fair CLR 15 1 39% 76.35 0.0
15 01:15 N 9 11.27 Fair CLR 10 6 76% 9 76.38 0.0
15 00:55 Calm 11.27 Fair CLR 9 6 82% 76.4 0.0
15 00:35 Calm 9.66 Fair with Haze CLR 9 6 82% 76.43 0.0
15 00:15 Calm 11.27 Fair CLR 10 5 71% 76.43 0.0
14 23:55 Calm 11.27 Fair CLR 10 6 76% 76.43 0.0
14 23:35 W 7 9.66 Fair with Haze CLR 11 7 77% 76.45 0.0
14 23:15 Calm 11.27 Fair CLR 10 7 82% 76.48 0.0
14 22:55 Calm 9.66 Fog/Mist CLR 9 7 87% 76.48 0.0
14 22:35 Calm 11.27 Fair CLR 9 7 87% 76.48 0.0
14 22:15 Calm 8.05 Fog/Mist CLR 8 8 100% 76.45 0.0
14 21:55 Calm 9.66 Fog/Mist FEW003 9 8 94% 76.45 0.0
14 21:35 Calm 8.05 Fog/Mist FEW003 10 9 94% 76.45 0.0
14 21:15 Calm 9.66 Fog/Mist CLR 10 8 88% 76.45 0.0
14 20:55 Calm 9.66 Fog/Mist CLR 10 8 88% 76.43 0.0
14 20:35 Calm 8.05 Fair with Haze CLR 12 9 82% 76.45 0.0
14 20:15 E 6 9.66 Fair with Haze CLR 12 9 82% 76.45 0.0
14 19:55 Calm 8.05 Fair with Haze CLR 13 10 82% 76.45 0.0
14 19:35 Calm 8.05 Fair with Haze CLR 14 10 77% 76.45 0.0
14 19:15 Vrbl 6 G 19 8.05 Fair with Haze CLR 14 11 82% 76.45 0.0
14 18:55 Vrbl 9 G 24 6.44 Fog/Mist CLR 13 11 88% 76.43 0.0
14 18:35 NW 24 6.44 Fog/Mist CLR 13 12 94% 76.45 0.0
14 18:15 NW 24 6.44 Fog/Mist CLR 13 13 100% 76.45 0.0
14 17:55 N 24 6.44 Fog/Mist CLR 14 13 94% 76.48 0.0
14 17:35 NW 26 4.83 Fog/Mist CLR 13 13 100% 76.5 0.0
14 17:15 NW 28 4.02 Fog/Mist CLR 14 13 94% 76.48 0.0
14 16:55 N 24 4.83 Fog/Mist CLR 15 13 88% 76.5 0.0
14 16:35 NW 24 4.83 Fair with Haze CLR 15 13 88% 76.5 0.0
14 16:15 NW 24 4.83 Fair with Haze CLR 16 13 83% 76.53 0.0
14 15:55 NW 24 9.66 Fair with Haze CLR 18 11 64% 76.53 0.0
14 15:35 NE 15 9.66 Fair with Haze CLR 21 3 31% 76.53 0.0
14 15:15 NE 22 9.66 Fair with Haze CLR 21 3 31% 76.56 0.0
14 14:55 NE 17 G 26 9.66 Fair with Haze CLR 21 3 31% 76.56 0.0
14 14:35 NE 15 9.66 Fair with Haze CLR 22 3 29% 76.58 0.0
14 14:15 NE 19 G 30 9.66 Haze NULL 21 2 29% 76.58 0.0
14 13:35 N 15 G 33 11.27 Fair CLR 21 3 31% 76.61 0.0
14 13:15 NE 13 G 24 9.66 Fair with Haze CLR 21 3 31% 76.63 0.0
14 12:55 NE 19 G 31 9.66 Fair with Haze CLR 21 3 31% 76.66 0.0
14 12:35 NE 17 8.05 Fair with Haze CLR 21 3 31% 76.66 0.0
14 12:15 NE 19 G 35 11.27 Fair CLR 20 3 33% 76.71 0.0
14 11:55 NE 17 G 37 9.66 Fair with Haze CLR 20 3 33% 76.73 0.0
14 11:35 NE 19 G 31 9.66 Fair with Haze CLR 21 4 33% 76.76 0.0
14 11:15 N 22 G 33 9.66 Fair with Haze CLR 20 3 33% 76.76 0.0
14 10:55 Calm 9.66 Fair with Haze CLR 20 5 38% 76.78 0.0
14 10:35 Calm 11.27 Fair CLR 21 3 31% 76.78 0.0
14 10:15 NE 15 G 31 11.27 Fair CLR 20 3 33% 76.76 0.0
14 09:55 N 20 9.66 Fair with Haze CLR 19 3 35% 76.78 0.0
14 09:35 N 11 9.66 Fair with Haze CLR 19 4 37% 76.76 0.0
14 09:15 NE 17 G 33 11.27 Fair CLR 19 3 35% 76.76 0.0
14 08:55 Vrbl 6 11.27 Fair CLR 19 4 37% 76.76 0.0
14 08:35 Calm 9.66 Fair with Haze CLR 14 5 55% 76.76 0.0
14 08:15 Calm 9.66 Fair with Haze CLR 14 4 51% 76.76 0.0
14 07:55 Calm 9.66 Fair with Haze CLR 11 4 62% 76.76 0.0
14 07:35 Calm 11.27 Fair CLR 12 4 58% 76.76 0.0
14 07:15 Calm 12.87 Fair CLR 11 4 62% 76.78 0.0
14 06:55 Calm 12.87 Fair CLR 14 3 48% 76.76 0.0
14 06:35 NE 13 12.87 Fair CLR 12 4 58% 76.76 0.0
14 06:15 Calm 11.27 Fair CLR 12 3 54% 76.78 0.0
14 05:55 Vrbl 6 11.27 Fair CLR 11 5 67% 76.78 0.0
14 05:35 Vrbl 6 8.05 Fair with Haze CLR 9 6 82% 76.76 0.0
14 05:15 Calm 6.44 Fog/Mist CLR 8 7 93% 76.76 0.0
14 04:55 Calm 6.44 Fog/Mist CLR 9 8 94% 76.78 0.0
14 04:35 S 9 9.66 Fog/Mist CLR 8 6 87% 7 76.78 0.0
14 04:15 NE 15 G 28 12.87 Fair CLR 18 0 30% 76.78 0.0
14 03:55 NW 7 6.44 Fog/Mist CLR 9 9 100% 8 76.78 0.0
14 03:35 Calm 8.05 Fog/Mist CLR 8 8 100% 76.81 0.0
14 03:15 N 7 4.83 Fog/Mist CLR 11 11 100% 76.84 0.0
14 02:55 NW 19 4.83 Fog/Mist CLR 11 11 100% 76.84 0.0
14 02:35 NW 17 4.83 Fog/Mist CLR 11 11 100% 76.84 0.0
14 02:15 Vrbl 7 4.83 Fog/Mist CLR 10 10 100% 9 76.84 0.0
14 01:55 Calm 4.83 Fog/Mist CLR 11 11 100% 76.81 0.0
14 01:35 N 15 4.83 Fog/Mist CLR 11 11 100% 76.84 0.0
14 01:15 NW 17 6.44 Fog/Mist CLR 11 10 94% 76.84 0.0
14 00:55 NW 11 8.05 Fair with Haze CLR 11 8 82% 76.81 0.0
14 00:35 N 13 G 22 8.05 Fair with Haze CLR 12 7 72% 76.84 0.0
14 00:15 NE 11 8.05 Fair with Haze CLR 12 8 77% 76.84 0.0
13 23:55 Calm 11.27 Fair CLR 11 5 67% 76.84 0.0
13 23:35 Calm 11.27 Fair CLR 8 4 76% 76.84 0.0
13 23:15 Calm 12.87 Fair CLR 9 4 71% 76.84 0.0
13 22:55 Calm 11.27 Fair CLR 10 4 67% 76.84 0.0
13 22:35 Calm 11.27 Fair CLR 9 5 76% 76.84 0.0
13 22:15 Calm 11.27 Fair CLR 10 5 71% 76.84 0.0
13 21:55 Calm 12.87 Fair CLR 10 5 71% 76.84 0.0
13 21:35 Calm 11.27 Fair CLR 9 4 71% 76.84 0.0
13 21:15 Calm 11.27 Fair CLR 9 5 76% 76.84 0.0
13 20:55 Calm 11.27 Fair CLR 9 6 82% 76.84 0.0
13 20:35 Calm 11.27 Fair CLR 10 6 76% 76.84 0.0
13 20:15 Calm 11.27 Fair CLR 10 7 82% 76.84 0.0
13 19:55 Calm 11.27 Fair CLR 10 7 82% 76.84 0.0
13 19:35 Calm 11.27 Fair CLR 10 8 88% 76.84 0.0
13 19:15 Calm 11.27 Fair CLR 11 8 82% 76.86 0.0
13 18:55 Calm 9.66 Fair with Haze CLR 12 8 77% 76.84 0.0
13 18:35 Calm 9.66 Fair with Haze CLR 13 9 77% 76.84 0.0
13 18:15 Calm 9.66 Fair with Haze CLR 13 10 82% 76.81 0.0
13 17:55 Calm 8.05 Fair with Haze CLR 14 11 82% 76.81 0.0
13 17:35 Calm 6.44 Fog/Mist CLR 13 12 94% 76.78 0.0
13 17:15 Calm 3.22 Fair with Haze CLR 14 12 88% 76.78 0.0
13 16:55 W 7 4.83 Fog/Mist CLR 15 13 88% 76.78 0.0
13 16:35 NW 6 4.83 Fair with Haze CLR 16 11 72% 76.76 0.0
13 16:15 W 6 6.44 Fair with Haze CLR 17 11 68% 76.76 0.0
13 15:55 Calm 6.44 Fair with Haze CLR 18 11 64% 76.76 0.0
13 15:35 NW 6 8.05 Fair with Haze CLR 18 11 64% 76.76 0.0
13 15:15 Calm 6.44 Fair with Haze CLR 18 12 68% 76.76 0.0
13 14:55 SW 9 8.05 Fair with Haze CLR 18 10 60% 76.78 0.0
13 14:35 S 6 8.05 Fair with Haze CLR 20 5 38% 76.76 0.0
13 14:15 SW 7 8.05 Fair with Haze CLR 20 4 35% 76.76 0.0
13 13:55 W 6 6.44 Fair with Haze CLR 20 5 38% 76.76 0.0
13 13:35 Calm 6.44 Haze NULL 20 6 40% 76.76 0.0
13 13:15 Calm 8.05 Fair with Haze CLR 0 0 0% 0 0.0
13 12:55 NW 6 8.05 Fair with Haze CLR 18 9 56% 76.81 0.0
13 12:35 W 9 8.05 Fair with Haze CLR 17 9 60% 76.84 0.0
13 12:15 W 9 8.05 Fair with Haze CLR 17 11 68% 76.86 0.0
13 11:55 W 11 6.44 Fair with Haze CLR 17 11 68% 76.89 0.0
13 11:35 W 11 6.44 Fair with Haze CLR 17 12 73% 76.91 0.0
13 11:15 NW 11 6.44 Fair with Haze CLR 17 12 73% 76.94 0.0
13 10:55 W 13 6.44 Fair with Haze CLR 16 12 77% 76.94 0.0
13 10:35 W 11 6.44 Fair with Haze CLR 16 10 68% 76.96 0.0
13 10:15 Vrbl 9 6.44 Fair with Haze CLR 16 10 68% 76.96 0.0
13 09:55 NW 15 6.44 Fair with Haze CLR 16 9 63% 76.94 0.0
13 09:35 NW 17 6.44 Fair with Haze CLR 16 9 63% 76.91 0.0
13 09:15 NW 11 4.83 Fair with Haze CLR 16 9 63% 76.89 0.0
13 08:55 NW 7 8.05 Fair with Haze CLR 15 7 59% 76.86 0.0
13 08:35 Calm 8.05 Fair with Haze CLR 12 5 63% 76.86 0.0
13 08:15 Calm 8.05 Fair with Haze CLR 11 1 50% 76.86 0.0
13 07:55 Calm 9.66 Fair with Haze CLR 10 1 54% 76.84 0.0
13 07:35 Calm 9.66 Fair with Haze CLR 8 1 62% 76.84 0.0
13 07:15 Calm 12.87 Fair CLR 9 0 54% 76.81 0.0
13 06:55 Calm 12.87 Fair CLR 12 0 44% 76.81 0.0
13 06:35 E 6 12.87 Fair CLR 10 0 50% 76.78 0.0
13 06:15 NE 11 12.87 Fair CLR 14 -2 33% 76.78 0.0
13 05:55 E 13 11.27 Fair CLR 15 -2 31% 76.78 0.0
13 05:35 Vrbl 6 11.27 Fair CLR 15 0 36% 76.78 0.0
13 05:15 Vrbl 7 G 20 12.87 Fair CLR 15 -1 34% 76.78 0.0
13 04:55 E 19 12.87 Fair CLR 15 -1 34% 76.78 0.0
13 04:35 E 20 12.87 Fair CLR 14 -1 36% 76.78 0.0
13 04:15 E 19 12.87 Fair CLR 14 2 44% 76.78 0.0
13 03:55 E 9 12.87 Fair CLR 8 3 71% 7 76.78 0.0
13 03:35 Calm 11.27 Fair CLR 6 3 81% 76.78 0.0
13 03:15 Calm 11.27 Fair CLR 5 4 93% 76.81 0.0
13 02:55 Calm 11.27 Fair CLR 6 3 81% 76.81 0.0
13 02:35 Calm 11.27 Fair CLR 5 4 93% 76.81 0.0
13 02:15 Calm 11.27 Fair CLR 7 4 81% 76.81 0.0
13 01:55 Calm 11.27 Fair CLR 5 4 93% 76.81 0.0
13 01:35 Calm 11.27 Fair CLR 6 4 87% 76.81 0.0
13 01:15 Calm 11.27 Fair CLR 6 5 93% 76.81 0.0
13 00:55 Calm 11.27 Fair CLR 6 4 87% 76.84 0.0
13 00:35 Calm 11.27 Fair CLR 7 4 81% 76.84 0.0
13 00:15 Calm 11.27 Fair CLR 7 4 81% 76.84 0.0
12 23:55 Calm 11.27 Fair CLR 8 4 76% 76.86 0.0
12 23:35 E 6 11.27 Fair CLR 9 4 71% 76.86 0.0
12 23:15 Calm 11.27 Fair CLR 8 4 76% 76.86 0.0
12 22:55 Calm 11.27 Fair CLR 9 4 71% 76.86 0.0
12 22:35 Calm 12.87 Fair CLR 11 2 54% 76.86 0.0
12 22:15 Calm 12.87 Fair CLR 12 2 51% 76.84 0.0
12 21:55 N 13 12.87 Fair CLR 14 1 41% 76.84 0.0
12 21:35 Vrbl 7 12.87 Fair CLR 15 1 39% 76.84 0.0
12 21:15 NE 11 12.87 Fair CLR 15 1 39% 76.86 0.0
12 20:55 NE 19 12.87 Fair CLR 15 1 39% 76.84 0.0
12 20:35 N 9 11.27 Fair CLR 12 3 54% 76.84 0.0
12 20:15 Calm 11.27 Fair CLR 13 2 47% 76.84 0.0
12 19:55 N 17 11.27 Fair CLR 14 2 44% 76.84 0.0
12 19:35 Vrbl 6 11.27 Fair CLR 15 3 45% 76.86 0.0
12 19:15 NW 13 9.66 Fair with Haze CLR 14 5 55% 76.84 0.0
12 18:55 NW 17 6.44 Fair with Haze CLR 13 9 77% 76.84 0.0
12 18:35 NW 15 8.05 Fair with Haze CLR 12 9 82% 76.84 0.0
12 18:15 NW 15 8.05 Fair with Haze CLR 12 9 82% 76.84 0.0
12 17:55 W 11 9.66 Fair with Haze CLR 13 8 72% 76.84 0.0
12 17:35 N 19 9.66 Fair with Haze CLR 15 5 51% 76.84 0.0
12 17:15 N 15 9.66 Fair with Haze CLR 15 6 55% 76.84 0.0
12 16:55 N 13 9.66 Fair with Haze CLR 15 6 55% 76.81 0.0
12 16:35 NE 17 9.66 Fair with Haze CLR 16 7 55% 76.81 0.0
12 16:15 NE 15 9.66 Haze NULL 17 7 52% 76.78 0.0
12 15:35 N 15 9.66 Fair with Haze CLR 17 6 49% 76.76 0.0
12 15:15 NE 17 9.66 Fair with Haze CLR 18 6 46% 76.73 0.0
12 14:55 NE 17 G 30 9.66 Fair with Haze CLR 17 5 45% 76.76 0.0
12 14:35 NE 22 G 33 9.66 Fair with Haze CLR 17 5 45% 76.76 0.0
12 14:15 NE 24 9.66 Fair with Haze CLR 17 4 42% 76.78 0.0
12 13:55 Calm 11.27 Fair CLR 17 4 42% 76.81 0.0
12 13:35 NE 22 9.66 Fair with Haze CLR 18 3 37% 76.84 0.0
12 13:15 NE 20 9.66 Fair with Haze CLR 18 2 34% 76.84 0.0
12 12:55 NE 13 G 24 11.27 Fair CLR 18 3 37% 76.86 0.0
12 12:35 S 7 9.66 Haze NULL 18 4 40% 76.86 0.0
12 12:15 N 6 9.66 Fair with Haze CLR 19 3 35% 76.89 0.0
12 11:55 NW 13 9.66 Haze NULL 18 1 32% 76.91 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)