Weather observations for the past three days for
Fort Belvoir
| Date | Time (edt) | 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. | ||||||||||||||||
| 19 | 13:55 | N 5 | 10.00 | A Few Clouds | FEW049 FEW210 | 87.6 | 66.6 | 89.8 | 79.5 | 50% | 90 | 29.82 | 1010.0 | ||||
| 19 | 12:55 | N 5 | 10.00 | A Few Clouds | FEW200 | 88 | 68 | 52% | 92 | 29.84 | 1010.7 | ||||||
| 19 | 11:55 | N 3 | 10.00 | Partly Cloudy | SCT037 | 85.8 | 69.3 | 58% | 90 | 29.85 | 1011.0 | ||||||
| 19 | 10:55 | NW 12 | 10.00 | Fair | CLR | 85.8 | 69.3 | 58% | 90 | 29.84 | 1010.7 | ||||||
| 19 | 09:55 | NW 10 | 10.00 | A Few Clouds | FEW065 | 84.2 | 68.2 | 59% | 88 | 29.84 | 1010.7 | ||||||
| 19 | 08:55 | N 3 | 10.00 | Fair | CLR | 83.1 | 70 | 65% | 87 | 29.83 | 1010.4 | ||||||
| 19 | 07:55 | NW 3 | 10.00 | A Few Clouds | FEW080 | 79.3 | 72.5 | 79.3 | 72.1 | 80% | 83 | 29.82 | 1010.0 | ||||
| 19 | 06:55 | Calm | 10.00 | Fair | CLR | 77.4 | 71.4 | 82% | 79 | 29.8 | 1009.3 | ||||||
| 19 | 05:55 | Calm | 10.00 | Mostly Cloudy | SCT070 BKN150 | 74.7 | 71.1 | 89% | 29.79 | 1009.0 | |||||||
| 19 | 04:55 | Calm | 10.00 | Fair | CLR | 72.7 | 71.1 | 95% | 29.76 | 1008.0 | |||||||
| 19 | 03:55 | Calm | 8.00 | Fair | CLR | 72.9 | 71.2 | 95% | 29.74 | 1007.3 | |||||||
| 19 | 02:55 | Calm | 10.00 | Fair | CLR | 73.9 | 72.1 | 94% | 29.75 | 1007.6 | |||||||
| 19 | 01:55 | Calm | 10.00 | Fair | CLR | 74.5 | 72.5 | 81.5 | 74.5 | 94% | 29.75 | 1007.6 | |||||
| 19 | 00:55 | Calm | 10.00 | Partly Cloudy | SCT150 | 75.6 | 73 | 92% | 75 | 29.75 | 1007.6 | ||||||
| 18 | 23:55 | Calm | 10.00 | Partly Cloudy | SCT150 | 76.1 | 73.2 | 91% | 76 | 29.75 | 1007.6 | ||||||
| 18 | 22:55 | Calm | 10.00 | Fair | CLR | 77.9 | 73 | 85% | 80 | 29.75 | 1007.6 | ||||||
| 18 | 21:55 | S 3 | 10.00 | A Few Clouds | FEW100 | 79.3 | 71.8 | 78% | 83 | 29.74 | 1007.3 | ||||||
| 18 | 20:55 | Calm | 10.00 | Mostly Cloudy | BKN150 | 77.9 | 72.3 | 83% | 80 | 29.74 | 1007.3 | ||||||
| 18 | 19:55 | Calm | 10.00 | Fair | CLR | 81.5 | 71.1 | 94.1 | 78.1 | 71% | 86 | 29.75 | 1007.6 | 0.11 | |||
| 18 | 18:55 | SE 13 G 17 | 10.00 | Fair | CLR | 81.5 | 73.2 | 76% | 87 | 29.75 | 1007.6 | ||||||
| 18 | 17:55 | W 7 | 10.00 | Fair | CLR | 79.2 | 73.4 | 83% | 83 | 29.76 | 1008.0 | 0.02 | |||||
| 18 | 16:55 | NW 9 G 21 | 10.00 | Thunderstorm in Vicinity | SCT042 | 80.4 | 73.2 | 79% | 85 | 29.78 | 1008.7 | 0.09 | |||||
| 18 | 15:55 | NW 6 | 10.00 | Thunderstorm | FEW026 | 82.4 | 77 | 84% | 91 | 29.77 | 1008.3 | 0.09 | |||||
| 18 | 14:55 | SE 7 | 10.00 | Thunderstorm in Vicinity | CLR | 91.4 | 77 | 63% | 105 | 29.79 | 1009.0 | ||||||
| 18 | 13:55 | S 6 | 10.00 | A Few Clouds | FEW170 | 93.2 | 77.2 | 93.2 | 78.3 | 60% | 108 | 29.81 | 1009.7 | ||||
| 18 | 12:55 | S 7 | 10.00 | Fair | CLR | 91 | 76.1 | 62% | 103 | 29.84 | 1010.7 | ||||||
| 18 | 11:55 | S 6 | 10.00 | Fair | CLR | 87.1 | 75.6 | 69% | 97 | 29.88 | 1012.1 | ||||||
| 18 | 10:55 | S 6 | 9.00 | A Few Clouds | FEW200 | 84.4 | 74.7 | 73% | 92 | 29.9 | 1012.7 | ||||||
| 18 | 09:55 | SE 3 | 9.00 | Fair | CLR | 82.4 | 73.9 | 76% | 89 | 29.91 | 1013.1 | ||||||
| 18 | 08:55 | SE 6 | 8.00 | Fair | CLR | 80.2 | 72.7 | 78% | 84 | 29.92 | 1013.4 | ||||||
| 18 | 07:55 | SE 6 | 8.00 | Fair | CLR | 78.4 | 70.9 | 79.5 | 73.9 | 78% | 81 | 29.93 | 1013.7 | ||||
| 18 | 06:55 | SE 5 | 7.00 | Fair | CLR | 75.7 | 70.9 | 85% | 76 | 29.93 | 1013.7 | ||||||
| 18 | 05:55 | Calm | 8.00 | Overcast | OVC019 | 74.7 | 70.2 | 86% | 29.96 | 1014.8 | |||||||
| 18 | 04:55 | SE 5 | 9.00 | A Few Clouds | FEW023 | 77.2 | 69.4 | 77% | 79 | 29.95 | 1014.4 | ||||||
| 18 | 03:55 | SE 3 | 8.00 | Fair | CLR | 78.3 | 69.6 | 75% | 81 | 29.96 | 1014.8 | ||||||
| 18 | 02:55 | SE 5 | 8.00 | Fair | CLR | 79.3 | 70.3 | 74% | 82 | 29.99 | 1015.8 | ||||||
| 18 | 01:55 | Calm | 8.00 | Fair | CLR | 77.5 | 70.2 | 83.7 | 73.9 | 78% | 79 | 29.99 | 1015.8 | ||||
| 18 | 00:55 | Calm | 7.00 | Fair | CLR | 75.4 | 69.8 | 83% | 76 | 29.99 | 1015.8 | ||||||
| 17 | 23:55 | Calm | 6.00 | Fair with Haze | CLR | 74.7 | 69.8 | 85% | 30.01 | 1016.5 | |||||||
| 17 | 22:55 | Calm | 6.00 | Fair with Haze | CLR | 74.8 | 69.6 | 84% | 30 | 1016.1 | |||||||
| 17 | 21:55 | Calm | 7.00 | Fair | CLR | 77.5 | 68.9 | 75% | 79 | 30.01 | 1016.5 | ||||||
| 17 | 20:55 | Calm | 6.00 | Fair with Haze | CLR | 77.9 | 70.9 | 79% | 80 | 29.99 | 1015.8 | ||||||
| 17 | 19:55 | SE 5 | 5.00 | Fair with Haze | CLR | 81.9 | 69.3 | 91.6 | 81.9 | 66% | 85 | 29.98 | 1015.4 | ||||
| 17 | 18:55 | SE 3 | 5.00 | Fair with Haze | CLR | 86.7 | 68 | 54% | 90 | 29.97 | 1015.1 | ||||||
| 17 | 17:55 | SW 5 | 5.00 | Fair with Haze | CLR | 90.3 | 61.2 | 38% | 90 | 29.98 | 1015.4 | ||||||
| 17 | 16:55 | SE 5 | 5.00 | Fair with Haze | CLR | 91.2 | 61.2 | 37% | 91 | 29.99 | 1015.8 | ||||||
| 17 | 15:55 | S 5 | 3.00 | Smoke | VV030 | 90.7 | 60.1 | 36% | 90 | 30 | 1016.1 | ||||||
| 17 | 14:55 | SW 6 | 6.00 | Fair with Haze | CLR | 90.5 | 59.9 | 36% | 90 | 30.02 | 1016.8 | ||||||
| 17 | 13:55 | SW 6 | 5.00 | Partly Cloudy with Haze | FEW160 SCT200 | 90.1 | 60.3 | 90.1 | 73.6 | 37% | 90 | 30.03 | 1017.1 | ||||
| 17 | 12:55 | Calm | 6.00 | A Few Clouds with Haze | FEW180 | 89.1 | 60.1 | 38% | 89 | 30.04 | 1017.5 | ||||||
| 17 | 11:55 | SE 3 | 6.00 | Smoke | FEW150 FEW190 | 87.4 | 61.5 | 42% | 88 | 30.04 | 1017.5 | ||||||
| 17 | 10:55 | Calm | 4.00 | Smoke | CLR | 84.6 | 60.8 | 45% | 85 | 30.04 | 1017.5 | ||||||
| 17 | 09:55 | Calm | 3.00 | Smoke | CLR | 83.5 | 62.2 | 49% | 84 | 30.04 | 1017.5 | ||||||
| 17 | 08:55 | Calm | 2.75 | Smoke | CLR | 79.5 | 67.1 | 66% | 82 | 30.05 | 1017.8 | ||||||
| 17 | 07:55 | Calm | 2.50 | Smoke | CLR | 73.4 | 65.7 | 84 | 70.3 | 77% | 30.04 | 1017.5 | |||||
| 17 | 06:55 | Calm | 2.75 | Fair with Haze | CLR | 70.9 | 62.6 | 75% | 30.02 | 1016.8 | |||||||
| 17 | 05:55 | Calm | 2.75 | Fair with Haze | CLR | 72.1 | 61.7 | 70% | 30 | 1016.1 | |||||||
| 17 | 04:55 | Calm | 4.00 | Fair with Haze | CLR | 72.9 | 63.3 | 72% | 29.99 | 1015.8 | |||||||
| 17 | 03:55 | Calm | 4.00 | Fair with Haze | CLR | 74.1 | 63.3 | 69% | 29.98 | 1015.4 | |||||||
| 17 | 02:55 | Calm | 4.00 | Fair with Haze | CLR | 79.5 | 62.4 | 56% | 81 | 29.97 | 1015.1 | ||||||
| 17 | 01:55 | N 3 | 5.00 | Fair with Haze | CLR | 84 | 60.3 | 93.9 | 80.1 | 45% | 84 | 29.96 | 1014.7 | ||||
| 17 | 00:55 | N 3 | 6.00 | Fair with Haze | CLR | 86.2 | 64 | 48% | 88 | 29.95 | 1014.4 | ||||||
| 16 | 23:55 | N 3 | 10.00 | Fair | CLR | 81.1 | 75 | 82% | 87 | 29.93 | 1013.7 | ||||||
| 16 | 22:55 | NW 5 | 10.00 | A Few Clouds | FEW060 | 87.3 | 74.5 | 66% | 96 | 29.92 | 1013.4 | ||||||
| 16 | 21:55 | Calm | 10.00 | A Few Clouds | FEW065 | 82.6 | 75 | 78% | 90 | 29.89 | 1012.4 | ||||||
| 16 | 20:55 | Calm | 10.00 | Fair | CLR | 84.4 | 74.7 | 73% | 92 | 29.87 | 1011.7 | ||||||
| 16 | 19:55 | W 3 | 10.00 | Fair | CLR | 94.1 | 68.7 | 97.7 | 94.1 | 44% | 99 | 29.86 | 1011.4 | ||||
| 16 | 18:55 | W 7 | 10.00 | Fair | CLR | 95.9 | 66.9 | 39% | 100 | 29.85 | 1011.0 | ||||||
| 16 | 17:55 | W 6 | 10.00 | Fair | CLR | 97.2 | 66.4 | 37% | 101 | 29.86 | 1011.4 | ||||||
| 16 | 16:55 | W 9 | 10.00 | Fair | CLR | 97.2 | 68.7 | 40% | 103 | 29.87 | 1011.7 | ||||||
| 16 | 15:55 | W 13 | 10.00 | A Few Clouds | FEW050 | 96.8 | 73.8 | 48% | 108 | 29.87 | 1011.7 | ||||||
| 16 | 14:55 | W 13 | 10.00 | Fair | CLR | 96.6 | 73 | 47% | 107 | 29.89 | 1012.4 | ||||||
| Date | Time (edt) | 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) | |||||||||||||||