Weather observations for the past three days for
Fort Belvoir
| Date | Time (est) | 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. | ||||||||||||||||
| 23 | 03:55 | NW 16 | 10.00 | Fair | CLR | 32.7 | 26.2 | 77% | 23 | 29.73 | 1007.1 | ||||||
| 23 | 02:55 | NW 15 G 28 | 10.00 | Fair | CLR | 33.4 | 27.9 | 80% | 24 | 29.74 | 1007.4 | ||||||
| 23 | 01:55 | NW 14 G 21 | 4.00 | Light Unknown Precip Fog/Mist | OVC013 | 33.4 | 29.7 | 86% | 25 | 29.74 | 1007.4 | ||||||
| 23 | 00:55 | NW 18 G 28 | 3.00 | Light Snow Fog/Mist | OVC015 | 33.4 | 29.5 | 34.9 | 33.4 | 85% | 23 | 29.74 | 1007.4 | 0.16 | |||
| 22 | 23:55 | NW 20 G 24 | 3.00 | Light Snow Fog/Mist | OVC015 | 34 | 30 | 85% | 23 | 29.75 | 1007.8 | ||||||
| 22 | 22:55 | NW 16 G 22 | 4.00 | Light Snow | OVC017 | 34.5 | 30.2 | 84% | 25 | 29.77 | 1008.4 | ||||||
| 22 | 21:55 | NW 16 G 25 | 4.00 | Light Snow Fog/Mist | OVC013 | 34.7 | 30.7 | 85% | 25 | 29.78 | 1008.8 | 0.02 | 0.16 | ||||
| 22 | 20:55 | NW 14 G 21 | 4.00 | Light Snow Fog/Mist | OVC010 | 34.7 | 31.5 | 88% | 26 | 29.79 | 1009.1 | 0.06 | |||||
| 22 | 19:55 | NW 12 G 20 | 4.00 | Light Snow Fog/Mist | OVC008 | 34.3 | 32 | 91% | 27 | 29.81 | 1009.8 | 0.08 | |||||
| 22 | 18:55 | NW 7 | 4.00 | Light Snow Fog/Mist | OVC008 | 34.7 | 32.4 | 40.1 | 34.3 | 91% | 29 | 29.81 | 1009.8 | 0.06 | 0.35 | ||
| 22 | 17:55 | NW 12 | 5.00 | Light Snow Fog/Mist | OVC009 | 34.9 | 32.5 | 91% | 27 | 29.79 | 1009.1 | 0.07 | |||||
| 22 | 16:55 | NW 8 | 4.00 | Light Snow Fog/Mist | OVC007 | 35.1 | 32.7 | 91% | 29 | 29.79 | 1009.1 | 0.09 | |||||
| 22 | 15:55 | NW 6 | 10.00 | Light Rain | OVC008 | 37.6 | 34.9 | 90% | 34 | 29.8 | 1009.5 | 0.06 | 0.13 | ||||
| 22 | 14:55 | NW 8 | 8.00 | Light Rain | SCT009 BKN014 | 38.1 | 35.2 | 89% | 33 | 29.8 | 1009.5 | 0.05 | |||||
| 22 | 13:55 | N 7 | 9.00 | Light Rain | BKN009 OVC014 | 39.6 | 36.3 | 88% | 35 | 29.82 | 1010.1 | 0.02 | |||||
| 22 | 12:55 | N 3 | 10.00 | Light Rain | BKN010 | 39.9 | 36.7 | 40.1 | 38.5 | 88% | 29.84 | 1010.8 | 0.02 | 0.14 | |||
| 22 | 11:55 | Calm | 10.00 | Light Rain | OVC010 | 39.2 | 36 | 88% | 29.88 | 1012.2 | 0.04 | ||||||
| 22 | 10:55 | N 3 | 10.00 | Light Drizzle | BKN011 | 39.4 | 36.3 | 89% | 29.91 | 1013.2 | |||||||
| 22 | 09:55 | N 5 | 10.00 | Mostly Cloudy | BKN011 BKN041 | 39.4 | 36.3 | 89% | 37 | 29.93 | 1013.9 | 0.08 | |||||
| 22 | 08:55 | Calm | 9.00 | Light Rain | CLR | 39.4 | 36.7 | 90% | 29.94 | 1014.2 | 0.03 | ||||||
| 22 | 07:55 | Calm | 6.00 | Light Rain Fog/Mist | BKN017 BKN030 | 39.7 | 37.4 | 91% | 29.96 | 1014.9 | 0.05 | ||||||
| 22 | 06:55 | Calm | 7.00 | Light Rain | BKN017 | 38.3 | 36.7 | 41.7 | 34.2 | 94% | 29.97 | 1015.2 | 0.07 | 0.07 | |||
| 22 | 05:55 | Calm | 10.00 | Light Rain | FEW038 | 39.2 | 35.4 | 86% | 29.98 | 1015.5 | |||||||
| 22 | 04:55 | Calm | 10.00 | A Few Clouds | FEW045 | 38.1 | 31.8 | 78% | 29.98 | 1015.5 | |||||||
| 22 | 03:55 | Calm | 10.00 | Light Rain | SCT060 | 38.5 | 31.8 | 77% | 29.98 | 1015.5 | |||||||
| 22 | 02:55 | Calm | 10.00 | Fair | CLR | 36.5 | 31.8 | 83% | 30.01 | 1016.6 | |||||||
| 22 | 01:55 | Calm | 10.00 | A Few Clouds | FEW095 | 34.5 | 31.1 | 87% | 29.99 | 1015.9 | |||||||
| 22 | 00:55 | Calm | 10.00 | Mostly Cloudy | BKN095 BKN120 | 34.5 | 30.2 | 40.6 | 32.7 | 84% | 30.02 | 1016.9 | |||||
| 21 | 23:55 | Calm | 10.00 | Mostly Cloudy | BKN100 BKN170 | 35.8 | 30.7 | 82% | 30.01 | 1016.6 | |||||||
| 21 | 22:55 | Calm | 10.00 | Fair | CLR | 33.3 | 28.6 | 83% | 30.01 | 1016.6 | |||||||
| 21 | 21:55 | Calm | 10.00 | Fair | CLR | 34.5 | 29.3 | 81% | 30.01 | 1016.6 | |||||||
| 21 | 20:55 | Calm | 10.00 | Fair | CLR | 37.4 | 29.8 | 74% | 30.03 | 1017.2 | |||||||
| 21 | 19:55 | Calm | 10.00 | Fair | CLR | 37 | 30.2 | 76% | 30.02 | 1016.9 | |||||||
| 21 | 18:55 | Calm | 10.00 | Fair | CLR | 40.5 | 28.9 | 53.8 | 40.5 | 64% | 30.01 | 1016.6 | |||||
| 21 | 17:55 | Calm | 10.00 | Fair | CLR | 48.2 | 27.9 | 45% | 29.99 | 1015.9 | |||||||
| 21 | 16:55 | SE 3 | 10.00 | A Few Clouds | FEW200 | 53.2 | 26.2 | 35% | 29.99 | 1015.9 | |||||||
| 21 | 15:55 | SE 6 | 10.00 | Mostly Cloudy | BKN150 | 53.2 | 27 | 36% | 29.98 | 1015.5 | |||||||
| 21 | 14:55 | E 6 | 10.00 | Overcast | OVC150 | 52.9 | 27.3 | 37% | 29.98 | 1015.5 | |||||||
| 21 | 13:55 | E 3 | 10.00 | Overcast | OVC140 | 53.1 | 26.1 | 35% | 29.97 | 1015.2 | |||||||
| 21 | 12:55 | Calm | 10.00 | Mostly Cloudy | BKN150 | 51.8 | 26.4 | 52.9 | 31.3 | 37% | 29.97 | 1015.2 | |||||
| 21 | 11:55 | Calm | 10.00 | Mostly Cloudy | BKN150 | 51.8 | 26.4 | 37% | 29.98 | 1015.5 | |||||||
| 21 | 10:55 | N 3 | 10.00 | A Few Clouds | FEW160 | 52.9 | 28 | 38% | 29.98 | 1015.5 | |||||||
| 21 | 09:55 | N 9 | 10.00 | Mostly Cloudy | BKN150 | 48.7 | 26.1 | 41% | 45 | 29.99 | 1015.9 | ||||||
| 21 | 08:55 | N 5 | 10.00 | Fair | CLR | 44.2 | 30.4 | 58% | 42 | 29.98 | 1015.5 | ||||||
| 21 | 07:55 | SW 3 | 10.00 | Fair | CLR | 35.8 | 31.5 | 84% | 29.96 | 1014.9 | |||||||
| 21 | 06:55 | Calm | 10.00 | Fair | CLR | 32 | 30.2 | 37.4 | 30.6 | 93% | 29.92 | 1013.5 | |||||
| 21 | 05:55 | Calm | 10.00 | A Few Clouds | FEW190 | 33.4 | 31.3 | 92% | 29.88 | 1012.2 | |||||||
| 21 | 04:55 | SE 3 | 10.00 | Fair | CLR | 31.8 | 30 | 93% | 29.84 | 1010.8 | |||||||
| 21 | 03:55 | Calm | 10.00 | Fair | CLR | 32.9 | 30.7 | 92% | 29.81 | 1009.8 | |||||||
| 21 | 02:55 | Calm | 10.00 | Fair | CLR | 34 | 32.7 | 95% | 29.78 | 1008.8 | |||||||
| 21 | 01:55 | Calm | 10.00 | Fair | CLR | 35.2 | 33.6 | 94% | 29.78 | 1008.8 | |||||||
| 21 | 00:55 | Calm | 10.00 | Fair | CLR | 34.3 | 32.5 | 49.5 | 33.3 | 93% | 29.77 | 1008.4 | |||||
| 20 | 23:55 | Calm | 10.00 | Fair | CLR | 35.6 | 33.8 | 93% | 29.75 | 1007.8 | |||||||
| 20 | 22:55 | Calm | 0.88 | Fog/Mist | CLR | 37.8 | 36.5 | 95% | 29.73 | 1007.1 | |||||||
| 20 | 21:55 | Calm | 6.00 | Fog/Mist | CLR | 39.6 | 38.3 | 95% | 29.69 | 1005.7 | |||||||
| 20 | 20:55 | Calm | 9.00 | Fair | CLR | 42.8 | 41.5 | 95% | 29.65 | 1004.4 | |||||||
| 20 | 19:55 | Calm | 10.00 | Fair | CLR | 44.6 | 42.6 | 93% | 29.6 | 1002.7 | |||||||
| 20 | 18:55 | Calm | 10.00 | Fair | CLR | 47.1 | 45 | 58.6 | 47.1 | 92% | 29.57 | 1001.7 | |||||
| 20 | 17:55 | Calm | 10.00 | Fair | CLR | 55.4 | 48.7 | 78% | 29.55 | 1001.0 | |||||||
| 20 | 16:55 | Calm | 10.00 | Fair | CLR | 57.9 | 48.2 | 70% | 29.52 | 999.9 | |||||||
| 20 | 15:55 | S 5 | 10.00 | Fair | CLR | 56.5 | 47.5 | 72% | 29.53 | 1000.3 | |||||||
| 20 | 14:55 | S 8 | 10.00 | Fair | CLR | 53.2 | 45.5 | 75% | 29.54 | 1000.6 | |||||||
| 20 | 13:55 | S 5 | 10.00 | A Few Clouds | FEW012 | 51.4 | 44.8 | 78% | 29.57 | 1001.6 | |||||||
| 20 | 12:55 | SW 5 | 10.00 | Overcast | OVC009 | 48.4 | 43.7 | 48.7 | 40.5 | 84% | 47 | 29.61 | 1003.0 | 0.32 | |||
| 20 | 11:55 | SW 5 | 10.00 | Overcast | OVC005 | 47.7 | 45 | 90% | 46 | 29.64 | 1004.0 | ||||||
| 20 | 10:55 | Calm | 10.00 | Overcast | OVC005 | 43.9 | 41.7 | 92% | 29.65 | 1004.4 | 0.01 | ||||||
| 20 | 09:55 | SE 6 | 10.00 | Light Rain | OVC004 | 42.4 | 40.6 | 93% | 39 | 29.67 | 1005.0 | 0.31 | |||||
| 20 | 08:55 | E 6 | 10.00 | Light Drizzle | BKN028 | 41.2 | 39.6 | 94% | 38 | 29.69 | 1005.7 | 0.26 | |||||
| 20 | 07:55 | NW 12 | 3.00 | Heavy Rain Fog/Mist | OVC007 | 40.8 | 39 | 93% | 35 | 29.77 | 1008.4 | 0.05 | |||||
| 20 | 06:55 | NW 3 | 5.00 | Light Rain Fog/Mist | FEW006 OVC010 | 40.8 | 39 | 42.8 | 39.9 | 93% | 29.74 | 1007.4 | 0.04 | 0.09 | |||
| 20 | 05:55 | NW 5 | 2.50 | Rain Fog/Mist | OVC003 | 40.3 | 39.2 | 96% | 38 | 29.77 | 1008.4 | 0.03 | |||||
| 20 | 04:55 | Calm | 1.75 | Fog/Mist | OVC003 | 39.9 | 38.8 | 96% | 29.74 | 1007.4 | |||||||
| Date | Time (est) | 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) | |||||||||||||||