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
Imperial (Metric)
Date Time (pst) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
30 16:55 N 7 4.00 Fair with Haze CLR 51.8 48.2 88% 30.04 0.0
30 16:35 NW 6 4.00 Fair with Haze CLR 51.8 48.2 88% 30.03 0.0
30 16:15 N 8 4.00 Fair with Haze CLR 53.6 48.2 82% 30.03 0.0
30 15:55 N 9 3.00 Fair with Haze CLR 53.6 50 88% 30.02 0.0
30 15:35 NW 10 3.00 Fair with Haze CLR 53.6 50 88% 30.02 0.0
30 15:15 NW 10 3.00 Fair with Haze CLR 55.4 50 82% 30.02 0.0
30 14:55 NW 14 4.00 Fair with Haze CLR 55.4 50 82% 30.02 0.0
30 14:35 NW 14 4.00 Fair with Haze CLR 55.4 48.2 77% 30.02 0.0
30 14:15 N 13 G 18 4.00 Fair with Haze CLR 57.2 48.2 72% 30.02 0.0
30 13:55 NW 15 4.00 Fair with Haze CLR 55.4 50 82% 30.02 0.0
30 13:35 N 14 4.00 Fair with Haze CLR 55.4 48.2 77% 30.03 0.0
30 13:15 NW 12 4.00 Fair with Haze CLR 55.4 48.2 77% 30.04 0.0
30 12:55 NW 9 5.00 Fair with Haze CLR 57.2 50 77% 30.04 0.0
30 12:35 Vrbl 3 4.00 Fair with Haze CLR 57.2 50 77% 30.04 0.0
30 12:15 S 7 4.00 Fair with Haze CLR 57.2 51.8 82% 30.05 0.0
30 11:55 S 6 4.00 Fair with Haze CLR 57.2 50 77% 30.06 0.0
30 11:35 Calm 4.00 Fair with Haze CLR 55.4 50 82% 30.07 0.0
30 11:15 NW 6 4.00 Fair with Haze CLR 55.4 50 82% 30.07 0.0
30 10:55 Calm 4.00 Fair with Haze CLR 53.6 50 88% 30.08 0.0
30 10:35 W 3 3.00 Fog/Mist CLR 53.6 50 88% 30.08 0.0
30 10:15 Calm 3.00 Fog/Mist CLR 53.6 50 88% 30.08 0.0
30 09:55 Calm 3.00 Fog/Mist CLR 51.8 50 94% 30.08 0.0
30 09:35 SW 5 3.00 Fog/Mist CLR 51.8 50 94% 30.07 0.0
30 09:15 Calm 3.00 Fog/Mist CLR 51.8 50 94% 30.08 0.0
30 08:55 Calm 4.00 Fog/Mist CLR 48.2 48.2 100% 30.08 0.0
30 08:35 Calm 5.00 Fog/Mist CLR 44.6 44.6 100% 30.07 0.0
30 08:15 Calm 6.00 Fog/Mist CLR 42.8 42.8 100% 30.06 0.0
30 07:55 Calm 4.00 Fog/Mist CLR 42.8 42.8 100% 30.06 0.0
30 07:35 Calm 4.00 Fog/Mist CLR 41 41 100% 30.06 0.0
30 07:15 Calm 5.00 Fog/Mist CLR 42.8 42.8 100% 30.05 0.0
30 06:55 Calm 6.00 Fog/Mist CLR 41 41 100% 30.05 0.0
30 06:35 Calm 5.00 Fog/Mist CLR 41 41 100% 30.05 0.0
30 05:55 Calm 5.00 Fog/Mist CLR 42.8 42.8 100% 30.04 0.0
30 05:35 Calm 7.00 Fair CLR 42.8 42.8 100% 30.04 0.0
30 05:15 Calm 6.00 Fog/Mist CLR 41 41 100% 30.05 0.0
30 04:55 Calm 7.00 Fair CLR 42.8 42.8 100% 30.04 0.0
30 04:35 N 5 4.00 Fog/Mist CLR 41 41 100% 38 30.05 0.0
30 04:15 Calm 4.00 Fog/Mist FEW003 41 41 100% 30.04 0.0
30 03:55 Calm 6.00 Fog/Mist FEW004 41 41 100% 30.04 0.0
30 03:35 Calm 4.00 Fog/Mist CLR 41 41 100% 30.05 0.0
30 03:15 NE 8 4.00 Fog/Mist CLR 42.8 42.8 100% 39 30.06 0.0
30 02:55 N 3 3.00 Fog/Mist CLR 41 41 100% 30.07 0.0
30 02:35 Calm 3.00 Fog/Mist FEW003 39.2 39.2 100% 30.07 0.0
30 02:15 Calm 3.00 Fog/Mist SCT003 41 41 100% 30.07 0.0
30 01:55 Calm 5.00 Fog/Mist CLR 41 41 100% 30.05 0.0
30 01:15 Calm 4.00 Fog/Mist CLR 41 41 100% 30.06 0.0
30 00:55 Calm 4.00 Fog/Mist CLR 41 41 100% 30.06 0.0
30 00:35 Calm 3.00 Fog/Mist CLR 41 41 100% 30.07 0.0
30 00:15 Calm 4.00 Fog/Mist CLR 42.8 42.8 100% 30.07 0.0
29 23:55 Calm 5.00 Fog/Mist FEW003 42.8 42.8 100% 30.07 0.0
29 23:35 Calm 5.00 Fog/Mist SCT003 44.6 44.6 100% 30.07 0.0
29 23:15 Calm 5.00 Fog/Mist FEW003 44.6 44.6 100% 30.07 0.0
29 22:55 Calm 4.00 Fog/Mist FEW003 42.8 42.8 100% 30.07 0.0
29 22:35 Calm 3.00 Fog/Mist CLR 42.8 42.8 100% 30.07 0.0
29 21:55 Calm 4.00 Fog/Mist CLR 46.4 44.6 93% 30.06 0.0
29 21:35 Calm 4.00 Fog/Mist SCT004 46.4 46.4 100% 30.05 0.0
29 21:15 Calm 4.00 Fog/Mist SCT004 48.2 46.4 94% 30.06 0.0
29 20:55 Calm 4.00 Fog/Mist CLR 48.2 46.4 94% 30.07 0.0
29 20:35 Calm 4.00 Fog/Mist CLR 46.4 44.6 93% 30.06 0.0
29 20:15 Calm 4.00 Fog/Mist FEW003 44.6 44.6 100% 30.07 0.0
29 19:55 NE 6 4.00 Fog/Mist FEW003 46.4 44.6 93% 44 30.06 0.0
29 19:35 Calm 5.00 Fog/Mist CLR 48.2 46.4 94% 30.06 0.0
29 19:15 Calm 5.00 Fog/Mist CLR 48.2 46.4 94% 30.05 0.0
29 18:55 Calm 5.00 Fog/Mist CLR 50 46.4 88% 30.04 0.0
29 18:35 NE 6 6.00 Fair with Haze CLR 51.8 46.4 82% 30.04 0.0
29 18:15 NE 6 6.00 Haze NULL 51.8 46.4 82% 30.04 0.0
29 17:55 Calm 0.00 NULL NULL 0 0 0% 30.03 0.0
29 17:35 NE 6 7.00 Fair CLR 51.8 46.4 82% 30.03 0.0
29 17:15 Calm 7.00 Fair CLR 53.6 48.2 82% 30.02 0.0
29 16:55 Calm 4.00 A Few Clouds with Haze FEW003 53.6 48.2 82% 30.02 0.0
29 16:35 Calm 5.00 Fair with Haze CLR 55.4 48.2 77% 30.01 0.0
29 16:15 Calm 7.00 Fair CLR 57.2 48.2 72% 30.01 0.0
29 15:55 Calm 6.00 Fair with Haze CLR 59 50 72% 30.01 0.0
29 15:35 W 5 6.00 Fair with Haze CLR 59 48.2 68% 30.01 0.0
29 15:15 W 8 6.00 Fair with Haze CLR 59 48.2 68% 30.02 0.0
29 14:55 NW 6 7.00 Fair CLR 60.8 48.2 63% 30.02 0.0
29 14:35 NW 7 7.00 Fair CLR 60.8 48.2 63% 30.02 0.0
29 14:15 Calm 7.00 Fair CLR 59 48.2 68% 30.01 0.0
29 13:55 SW 10 8.00 Fair CLR 59 50 72% 30.01 0.0
29 13:35 Vrbl 5 7.00 Fair CLR 60.8 48.2 63% 30.01 0.0
29 13:15 W 8 7.00 Fair CLR 59 50 72% 30.01 0.0
29 12:55 NW 9 7.00 Fair CLR 59 48.2 68% 30.01 0.0
29 12:35 Calm 7.00 Fair CLR 59 48.2 68% 30.02 0.0
29 12:15 SW 8 7.00 Fair CLR 57.2 50 77% 30.04 0.0
29 11:55 W 6 8.00 Fair CLR 57.2 50 77% 30.05 0.0
29 11:35 W 8 7.00 Fair CLR 57.2 50 77% 30.06 0.0
29 11:15 W 9 8.00 Fair CLR 57.2 48.2 72% 30.07 0.0
29 10:55 W 8 6.00 Fair with Haze CLR 57.2 48.2 72% 30.07 0.0
29 10:35 W 12 8.00 Fair CLR 57.2 50 77% 30.08 0.0
29 10:15 NE 10 9.00 Fair CLR 59 44.6 59% 30.08 0.0
29 09:55 Calm 6.00 Fair with Haze CLR 57.2 46.4 67% 30.08 0.0
29 09:35 Calm 8.00 Fair CLR 55.4 48.2 77% 30.07 0.0
29 09:15 Vrbl 3 7.00 Fair CLR 53.6 46.4 77% 30.07 0.0
29 08:55 NW 5 8.00 Fair CLR 53.6 50 88% 30.07 0.0
29 08:35 Calm 8.00 Fair CLR 48.2 44.6 87% 30.07 0.0
29 08:15 Calm 7.00 Fair CLR 46.4 44.6 93% 30.07 0.0
29 07:55 Calm 7.00 Fair CLR 42.8 42.8 100% 30.07 0.0
29 07:35 Calm 8.00 Fair CLR 41 41 100% 30.06 0.0
29 07:15 Calm 7.00 Fair CLR 41 41 100% 30.05 0.0
29 06:55 Calm 9.00 Fair CLR 41 41 100% 30.05 0.0
29 06:35 Calm 9.00 Fair CLR 41 41 100% 30.04 0.0
29 06:15 Calm 9.00 Fair CLR 41 41 100% 30.03 0.0
29 05:55 Calm 9.00 Fair CLR 42.8 41 93% 30.03 0.0
29 05:35 Calm 8.00 Fair CLR 44.6 42.8 93% 30.03 0.0
29 05:15 N 3 9.00 Fair CLR 44.6 42.8 93% 30.03 0.0
29 04:55 Calm 7.00 Fair CLR 44.6 44.6 100% 30.03 0.0
29 04:35 E 3 8.00 Fair CLR 46.4 44.6 93% 30.02 0.0
29 04:15 Calm 7.00 Fair CLR 50 48.2 94% 30.03 0.0
29 03:55 Calm 6.00 Fog/Mist CLR 50 48.2 94% 30.02 0.0
29 03:35 NW 5 6.00 Fog/Mist CLR 46.4 46.4 100% 45 30.03 0.0
29 03:15 Calm 6.00 Fog/Mist CLR 42.8 42.8 100% 30.03 0.0
29 02:55 Calm 6.00 Fog/Mist CLR 44.6 44.6 100% 30.04 0.0
29 02:35 Calm 6.00 Fog/Mist CLR 42.8 42.8 100% 30.04 0.0
29 02:15 Calm 6.00 Fog/Mist CLR 46.4 46.4 100% 30.04 0.0
29 01:55 Calm 6.00 Fog/Mist CLR 46.4 46.4 100% 30.04 0.0
29 01:35 Calm 4.00 Fog/Mist FEW003 48.2 48.2 100% 30.04 0.0
29 01:15 Calm 5.00 Fog/Mist CLR 46.4 46.4 100% 30.04 0.0
29 00:55 Calm 5.00 Fog/Mist CLR 46.4 46.4 100% 30.04 0.0
29 00:35 Calm 4.00 Fog/Mist SCT003 46.4 46.4 100% 30.06 0.0
29 00:15 Calm 4.00 Fog/Mist BKN003 46.4 46.4 100% 30.06 0.0
28 23:55 Calm 5.00 Fog/Mist BKN003 44.6 44.6 100% 30.06 0.0
28 23:35 Calm 5.00 Fog/Mist FEW003 44.6 44.6 100% 30.06 0.0
28 23:15 Calm 6.00 Fog/Mist CLR 44.6 44.6 100% 30.05 0.0
28 22:55 Calm 5.00 Fog/Mist CLR 42.8 42.8 100% 30.07 0.0
28 22:35 Calm 4.00 Fog/Mist CLR 42.8 42.8 100% 30.07 0.0
28 22:15 Calm 4.00 Fog/Mist CLR 42.8 42.8 100% 30.08 0.0
28 21:55 Calm 5.00 Fog/Mist FEW004 42.8 42.8 100% 30.08 0.0
28 21:35 Calm 4.00 Fog/Mist FEW004 42.8 42.8 100% 30.08 0.0
28 21:15 Calm 5.00 Fog/Mist CLR 42.8 42.8 100% 30.07 0.0
28 20:55 Calm 4.00 Fog/Mist FEW003 44.6 44.6 100% 30.07 0.0
28 20:35 Calm 5.00 Fog/Mist FEW003 44.6 44.6 100% 30.06 0.0
28 20:15 Calm 4.00 Fog/Mist CLR 46.4 46.4 100% 30.07 0.0
28 19:55 Calm 4.00 Fog/Mist CLR 46.4 46.4 100% 30.06 0.0
28 19:35 N 3 4.00 Fog/Mist CLR 48.2 48.2 100% 30.06 0.0
28 19:15 N 6 4.00 Fog/Mist CLR 48.2 48.2 100% 46 30.06 0.0
28 18:55 N 8 4.00 Fog/Mist FEW003 50 50 100% 47 30.06 0.0
28 18:35 N 8 4.00 Fog/Mist FEW003 50 50 100% 47 30.06 0.0
28 18:15 NW 6 4.00 Fog/Mist CLR 50 50 100% 48 30.05 0.0
28 17:55 N 7 5.00 Fog/Mist CLR 50 50 100% 48 30.06 0.0
28 17:35 N 17 4.00 Fog/Mist CLR 50 50 100% 45 30.06 0.0
28 17:15 NW 6 4.00 Fog/Mist CLR 50 50 100% 48 30.05 0.0
28 16:55 N 8 4.00 Fog/Mist CLR 51.8 51.8 100% 30.05 0.0
28 16:35 N 12 3.00 Fog/Mist CLR 51.8 51.8 100% 30.05 0.0
28 16:15 NW 13 4.00 Fog/Mist CLR 53.6 51.8 94% 30.05 0.0
28 15:55 NW 14 5.00 Fog/Mist CLR 55.4 53.6 94% 30.05 0.0
28 15:35 NW 10 5.00 Fog/Mist CLR 55.4 53.6 94% 30.05 0.0
28 15:15 N 14 5.00 Fog/Mist CLR 55.4 53.6 94% 30.05 0.0
28 14:55 NW 15 G 21 5.00 Fog/Mist CLR 55.4 53.6 94% 30.06 0.0
28 14:35 NW 16 G 24 4.00 Fog/Mist CLR 55.4 53.6 94% 30.06 0.0
28 14:15 NW 17 5.00 Fog/Mist CLR 55.4 53.6 94% 30.06 0.0
28 13:55 NW 16 4.00 Fair with Haze CLR 55.4 51.8 88% 30.06 0.0
28 13:35 NW 17 G 24 4.00 Fog/Mist CLR 55.4 51.8 88% 30.06 0.0
28 13:15 N 9 G 17 3.00 Fair with Haze CLR 57.2 51.8 82% 30.07 0.0
28 12:55 N 14 G 22 4.00 Fair with Haze CLR 57.2 51.8 82% 30.07 0.0
28 12:35 NW 13 6.00 Fair with Haze CLR 60.8 51.8 72% 30.08 0.0
28 12:15 NW 7 5.00 Fair with Haze CLR 60.8 53.6 77% 30.08 0.0
28 11:55 NW 9 5.00 Fair with Haze CLR 60.8 53.6 77% 30.08 0.0
28 11:35 Calm 5.00 Fair with Haze CLR 59 51.8 77% 30.09 0.0
28 11:15 NW 8 5.00 Fair with Haze CLR 59 51.8 77% 30.1 0.0
28 10:55 Calm 5.00 Fair with Haze CLR 57.2 53.6 88% 30.1 0.0
28 10:35 S 6 5.00 Fog/Mist CLR 57.2 53.6 88% 30.11 0.0
28 10:15 S 5 5.00 Fog/Mist CLR 57.2 53.6 88% 30.12 0.0
28 09:55 SW 5 5.00 Fog/Mist CLR 57.2 53.6 88% 30.12 0.0
28 09:35 S 3 4.00 Fog/Mist CLR 57.2 53.6 88% 30.12 0.0
28 09:15 Calm 4.00 Fog/Mist CLR 55.4 53.6 94% 30.11 0.0
28 08:55 Calm 5.00 Fog/Mist CLR 55.4 53.6 94% 30.11 0.0
28 08:35 Calm 4.00 Fog/Mist CLR 51.8 51.8 100% 30.11 0.0
28 08:15 Calm 4.00 Fog/Mist CLR 50 50 100% 30.11 0.0
28 07:55 Calm 3.00 Fog/Mist CLR 46.4 46.4 100% 30.11 0.0
28 07:35 Calm 4.00 Fog/Mist CLR 44.6 44.6 100% 30.1 0.0
28 07:15 NW 6 4.00 Fog/Mist CLR 44.6 44.6 100% 42 30.1 0.0
28 06:55 Calm 6.00 Fog/Mist CLR 44.6 44.6 100% 30.09 0.0
28 06:35 Calm 5.00 Fog/Mist CLR 42.8 42.8 100% 30.08 0.0
28 06:15 Calm 5.00 Fog/Mist CLR 42.8 42.8 100% 30.09 0.0
28 05:55 Calm 4.00 Fog/Mist CLR 42.8 42.8 100% 30.09 0.0
28 05:35 Calm 5.00 Fog/Mist CLR 42.8 42.8 100% 30.09 0.0
28 05:15 Calm 6.00 Fog/Mist CLR 44.6 44.6 100% 30.09 0.0
28 04:55 Calm 6.00 Fog/Mist CLR 44.6 44.6 100% 30.09 0.0
28 04:35 Calm 7.00 Fair CLR 46.4 46.4 100% 30.1 0.0
28 04:15 Calm 6.00 Fog/Mist CLR 46.4 46.4 100% 30.1 0.0
28 03:55 Calm 6.00 Fog/Mist CLR 44.6 44.6 100% 30.1 0.0
28 03:35 Calm 6.00 Fog/Mist CLR 44.6 44.6 100% 30.1 0.0
28 03:15 Calm 7.00 Fair CLR 44.6 44.6 100% 30.1 0.0
28 02:55 Calm 8.00 Fair CLR 44.6 44.6 100% 30.1 0.0
28 02:35 Calm 8.00 Fair CLR 46.4 44.6 93% 30.11 0.0
28 02:15 Calm 8.00 Fair CLR 44.6 44.6 100% 30.11 0.0
28 01:55 Calm 8.00 Fair CLR 44.6 44.6 100% 30.11 0.0
28 01:35 Calm 8.00 Fair CLR 44.6 42.8 93% 30.1 0.0
28 01:15 Calm 9.00 Fair CLR 44.6 42.8 93% 30.1 0.0
28 00:55 Calm 9.00 Fair CLR 42.8 41 93% 30.1 0.0
28 00:35 Calm 8.00 Fair CLR 42.8 41 93% 30.1 0.0
28 00:15 Calm 8.00 Fair CLR 42.8 41 93% 30.11 0.0
27 23:55 Calm 8.00 Fair CLR 42.8 41 93% 30.11 0.0
27 23:35 Calm 9.00 Fair CLR 44.6 42.8 93% 30.1 0.0
27 23:15 Calm 9.00 Fair CLR 44.6 41 87% 30.1 0.0
27 22:55 Calm 9.00 Fair CLR 42.8 41 93% 30.09 0.0
27 22:35 NE 5 9.00 Fair CLR 44.6 42.8 93% 43 30.1 0.0
27 22:15 NW 5 9.00 Fair CLR 44.6 42.8 93% 43 30.1 0.0
27 21:55 Calm 9.00 Fair CLR 44.6 41 87% 30.09 0.0
27 21:35 Calm 9.00 Fair CLR 44.6 41 87% 30.1 0.0
27 21:15 E 3 9.00 Fair CLR 46.4 42.8 87% 30.1 0.0
27 20:55 Calm 8.00 Fair CLR 44.6 44.6 100% 30.09 0.0
27 20:35 Calm 9.00 Fair CLR 46.4 42.8 87% 30.09 0.0
27 20:15 Calm 9.00 Fair CLR 46.4 44.6 93% 30.09 0.0
27 19:55 Calm 8.00 Fair CLR 44.6 44.6 100% 30.09 0.0
27 19:35 Calm 8.00 Fair CLR 46.4 44.6 93% 30.1 0.0
27 19:15 Calm 8.00 Fair CLR 46.4 46.4 100% 30.1 0.0
27 18:55 Calm 7.00 Fair CLR 48.2 46.4 94% 30.1 0.0
27 18:35 Calm 8.00 Fair CLR 48.2 48.2 100% 30.1 0.0
27 18:15 Calm 7.00 Fair CLR 50 48.2 94% 30.1 0.0
27 17:55 Calm 6.00 Fog/Mist CLR 51.8 50 94% 30.1 0.0
27 17:35 NW 6 6.00 Fog/Mist CLR 53.6 50 88% 30.1 0.0
27 17:15 Calm 6.00 Fair with Haze CLR 55.4 50 82% 30.1 0.0
Date Time (pst) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)