Weather observations for the past three days for
Fort Belvoir
| Date | Time (est) | 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. | ||||||||||||||||
| 27 | 18:55 | SE 9 | 16.09 | Fair | CLR | 8.1 | -3.7 | 14 | 7.6 | 43% | 7 | 76.35 | 1018.3 | ||||
| 27 | 17:55 | SE 9 | 16.09 | Fair | CLR | 10.4 | -0.4 | 47% | 76.33 | 1017.9 | |||||||
| 27 | 16:55 | Calm | 16.09 | Fair | CLR | 12.6 | -1.4 | 38% | 76.33 | 1017.9 | |||||||
| 27 | 15:55 | SW 9 | 16.09 | Fair | CLR | 13.5 | -0.2 | 39% | 76.33 | 1017.9 | |||||||
| 27 | 14:55 | S 6 | 16.09 | Fair | CLR | 13.7 | -3.6 | 30% | 76.3 | 1017.6 | |||||||
| 27 | 13:55 | E 7 | 16.09 | Fair | CLR | 13.1 | -5 | 28% | 76.33 | 1017.9 | |||||||
| 27 | 12:55 | E 11 | 16.09 | Fair | CLR | 12.4 | -4.7 | 12.4 | -1.8 | 30% | 76.38 | 1018.6 | |||||
| 27 | 11:55 | Calm | 16.09 | Fair | CLR | 11.5 | -3.4 | 35% | 76.45 | 1019.6 | |||||||
| 27 | 10:55 | Calm | 16.09 | Fair | CLR | 7.5 | 2.4 | 70% | 76.45 | 1019.6 | |||||||
| 27 | 09:55 | Calm | 16.09 | Fair | CLR | 5.3 | 3 | 85% | 76.48 | 1020.0 | |||||||
| 27 | 08:55 | Calm | 14.48 | Fair | CLR | 1.8 | 0.8 | 93% | 76.43 | 1019.3 | |||||||
| 27 | 07:55 | Calm | 16.09 | Fair | CLR | -0.9 | -1.9 | 93% | 76.4 | 1019.0 | |||||||
| 27 | 06:55 | Calm | 16.09 | Fair | CLR | -1.8 | -2.6 | 2 | -2.3 | 94% | 76.35 | 1018.3 | |||||
| 27 | 05:55 | Calm | 12.87 | Fair | CLR | -1.8 | -2.6 | 94% | 76.28 | 1017.3 | |||||||
| 27 | 04:55 | Calm | 16.09 | Fair | CLR | -0.9 | -1.7 | 94% | 76.25 | 1016.9 | |||||||
| 27 | 03:55 | Calm | 9.66 | Fog/Mist | CLR | -1.2 | -1.9 | 95% | 76.17 | 1015.9 | |||||||
| 27 | 02:55 | Calm | 3.62 | Fog/Mist | CLR | -0.5 | -1.2 | 95% | 76.12 | 1015.2 | |||||||
| 27 | 01:55 | Calm | 9.66 | Fog/Mist | CLR | 0.6 | -0.1 | 95% | 76.15 | 1015.5 | |||||||
| 27 | 00:55 | Calm | 9.66 | Fog/Mist | CLR | 1.7 | 1.1 | 7.5 | 0.4 | 96% | 76.15 | 1015.5 | |||||
| 26 | 23:55 | Calm | 12.87 | Partly Cloudy | SCT090 | 1.6 | 0.9 | 95% | 76.12 | 1015.2 | |||||||
| 26 | 22:55 | Calm | 16.09 | Partly Cloudy | SCT070 | 5.5 | 4.3 | 92% | 76.07 | 1014.5 | |||||||
| 26 | 21:55 | Calm | 16.09 | Overcast | OVC065 | 3.4 | 2.1 | 91% | 76.05 | 1014.2 | |||||||
| 26 | 20:55 | Calm | 16.09 | Mostly Cloudy | BKN070 | 3.3 | 1.8 | 90% | 76.02 | 1013.9 | |||||||
| 26 | 19:55 | Calm | 16.09 | Mostly Cloudy | BKN055 | 6.3 | 1.8 | 73% | 75.95 | 1012.8 | |||||||
| 26 | 18:55 | Calm | 16.09 | Overcast | BKN055 OVC085 | 7.2 | 2.5 | 11.9 | 5.2 | 72% | 75.95 | 1012.8 | 0.05 | ||||
| 26 | 17:55 | NW 7 | 16.09 | Mostly Cloudy | BKN070 | 7.7 | 3.7 | 76% | 7 | 75.84 | 1011.5 | ||||||
| 26 | 16:55 | Calm | 16.09 | Fair | CLR | 8 | 6 | 87% | 75.82 | 1011.1 | 0.05 | ||||||
| 26 | 15:55 | Calm | 16.09 | Light Rain | FEW022 SCT035 SCT043 | 9.4 | 2.3 | 62% | 75.77 | 1010.5 | |||||||
| 26 | 14:55 | N 6 | 16.09 | Partly Cloudy | SCT045 | 10.6 | -2.1 | 41% | 75.74 | 1010.1 | |||||||
| 26 | 13:55 | N 6 | 16.09 | Partly Cloudy | SCT050 | 11.3 | -2.2 | 39% | 75.74 | 1010.1 | |||||||
| 26 | 12:55 | N 9 | 16.09 | Mostly Cloudy | BKN055 | 11.5 | -1.6 | 12.2 | 1.5 | 40% | 75.77 | 1010.4 | |||||
| 26 | 10:55 | Calm | 16.09 | Mostly Cloudy | BKN130 | 10.2 | -0.9 | 46% | 75.87 | 1011.8 | |||||||
| 26 | 09:55 | Calm | 16.09 | A Few Clouds | FEW160 | 9.1 | 2.4 | 63% | 75.84 | 1011.5 | |||||||
| 26 | 08:55 | Calm | 16.09 | Mostly Cloudy | BKN140 | 6.3 | 2.7 | 78% | 75.84 | 1011.5 | |||||||
| 26 | 07:55 | Calm | 16.09 | Partly Cloudy | SCT160 | 3.5 | 0.9 | 83% | 75.84 | 1011.5 | |||||||
| 26 | 06:55 | Calm | 16.09 | Fair | CLR | 1.7 | -1 | 4.8 | 0.4 | 82% | 75.74 | 1010.1 | |||||
| 26 | 05:55 | Calm | 16.09 | Fair | CLR | 1.1 | -1.1 | 85% | 75.74 | 1010.1 | |||||||
| 26 | 04:55 | Calm | 16.09 | Fair | CLR | 2 | -0.9 | 81% | 75.69 | 1009.4 | |||||||
| 26 | 03:55 | Calm | 16.09 | Fair | CLR | 2.6 | -0.2 | 82% | 75.62 | 1008.4 | |||||||
| 26 | 02:55 | Calm | 16.09 | Fair | CLR | 2.4 | -0.7 | 80% | 75.59 | 1008.1 | |||||||
| 26 | 01:55 | Calm | 16.09 | Fair | CLR | 2.9 | -0.6 | 78% | 75.59 | 1008.1 | |||||||
| 26 | 00:55 | Calm | 16.09 | Fair | CLR | 3.5 | 0 | 12 | 1.3 | 78% | 75.57 | 1007.7 | |||||
| 25 | 23:55 | Calm | 16.09 | Fair | CLR | 3.8 | 0.3 | 78% | 75.54 | 0.0 | |||||||
| 25 | 22:55 | Calm | 16.09 | Fair | CLR | 2.4 | -0.9 | 79% | 75.54 | 1007.4 | |||||||
| 25 | 18:55 | S 6 | 16.09 | Partly Cloudy | SCT070 SCT090 | 12.1 | -0.8 | 13.8 | 10.5 | 41% | 75.36 | 1005.0 | |||||
| 25 | 17:55 | SE 7 | 16.09 | Mostly Cloudy | BKN070 | 12.2 | -0.3 | 42% | 75.29 | 1004.0 | |||||||
| 25 | 16:55 | S 13 | 16.09 | Mostly Cloudy | BKN070 | 13.5 | -1.3 | 36% | 75.21 | 1003.0 | |||||||
| 25 | 15:55 | S 7 | 16.09 | Overcast | OVC065 | 13.5 | -2.1 | 34% | 75.21 | 1003.0 | |||||||
| 25 | 14:55 | S 11 | 16.09 | Partly Cloudy | SCT065 | 13.1 | -2.8 | 33% | 75.21 | 1003.0 | |||||||
| 25 | 13:55 | S 19 G 28 | 16.09 | A Few Clouds | FEW060 | 10.6 | -5.4 | 32% | 75.26 | 1003.7 | |||||||
| 25 | 12:55 | S 11 | 16.09 | NULL | NULL | 10.9 | -4.4 | 12.1 | 4.4 | 34% | 75.34 | 1004.7 | |||||
| 25 | 11:55 | S 11 | 16.09 | NULL | NULL | 11.8 | -5.2 | 30% | 75.39 | 1005.4 | |||||||
| 25 | 10:55 | Calm | 16.09 | Mostly Cloudy | BKN110 | 10.6 | -7.2 | 28% | 75.44 | 1006.1 | |||||||
| 25 | 09:55 | SW 13 | 16.09 | Mostly Cloudy | BKN070 | 7.2 | -8.4 | 32% | 5 | 75.44 | 1006.1 | ||||||
| 25 | 08:55 | S 9 | 16.09 | Fair | CLR | 6.7 | -6 | 40% | 5 | 75.44 | 1006.1 | ||||||
| 25 | 07:55 | Calm | 16.09 | Overcast | BKN090 OVC130 | 5.1 | -5.6 | 46% | 75.46 | 1006.4 | |||||||
| 25 | 06:55 | S 6 | 16.09 | Overcast | SCT100 OVC130 | 4.5 | -5.8 | 4.8 | 1.6 | 48% | 75.46 | 1006.4 | |||||
| 25 | 05:55 | S 6 | 16.09 | Partly Cloudy | SCT100 | 4.6 | -6.3 | 45% | 75.44 | 1006.1 | |||||||
| 25 | 04:55 | S 11 | 16.09 | Fair | CLR | 4.2 | -7.3 | 43% | 2 | 75.46 | 1006.4 | ||||||
| 25 | 03:55 | S 13 | 16.09 | Fair | CLR | 4.1 | -7.7 | 42% | 1 | 75.49 | 1006.7 | ||||||
| 25 | 02:55 | S 9 | 16.09 | Fair | CLR | 3.8 | -8.6 | 40% | 2 | 75.51 | 1007.1 | ||||||
| 25 | 01:55 | S 11 | 16.09 | Fair | CLR | 3.4 | -8.3 | 42% | 1 | 75.64 | 1008.8 | ||||||
| 25 | 00:55 | S 13 | 16.09 | A Few Clouds | FEW100 | 4.8 | -6.7 | 4.8 | 0.8 | 43% | 2 | 75.72 | 1009.8 | ||||
| 24 | 23:55 | SE 11 | 16.09 | A Few Clouds | FEW150 | 1.7 | -9 | 45% | -1 | 75.77 | 1010.5 | ||||||
| 24 | 22:55 | S 11 | 16.09 | Fair | CLR | 1.3 | -9.9 | 43% | -2 | 75.87 | 1011.8 | ||||||
| 24 | 21:55 | SE 9 | 16.09 | Fair | CLR | 1.3 | -10.5 | 41% | -1 | 75.95 | 1012.9 | ||||||
| 24 | 20:55 | SE 9 | 16.09 | Fair | CLR | 1.5 | -10 | 42% | -1 | 75.97 | 1013.2 | ||||||
| 24 | 19:55 | S 6 | 16.09 | Mostly Cloudy | SCT110 BKN140 | 2.3 | -10.9 | 37% | 76.02 | 1013.9 | |||||||
| Date | Time (est) | 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) | |||||||||||||||