Weather observations for the past three days for
Fort Belvoir
| Date | Time (edt) | 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. | ||||||||||||||||
| 21 | 18:55 | E 6 | 16.09 | Fair | CLR | 19.7 | 6.8 | 43% | 75.77 | 1010.4 | |||||||
| 21 | 17:55 | Calm | 16.09 | Fair | CLR | 22.2 | 4.3 | 31% | 75.77 | 1010.4 | |||||||
| 21 | 16:55 | E 6 | 16.09 | Fair | CLR | 22.4 | 5.3 | 33% | 75.77 | 1010.4 | |||||||
| 21 | 15:55 | NW 6 | 16.09 | Fair | CLR | 22.4 | 5.3 | 33% | 75.82 | 1011.1 | |||||||
| 21 | 14:55 | NW 7 | 16.09 | Fair | CLR | 22.2 | 6.8 | 37% | 75.84 | 1011.4 | |||||||
| 21 | 13:55 | NW 13 | 16.09 | Fair | CLR | 20.9 | 6 | 21 | 9.8 | 38% | 75.87 | 1011.8 | |||||
| 21 | 12:55 | NW 15 | 16.09 | Fair | CLR | 20 | 9 | 49% | 75.9 | 1012.1 | |||||||
| 21 | 11:55 | NW 17 | 16.09 | A Few Clouds | FEW034 | 19.4 | 9.6 | 53% | 75.9 | 1012.1 | |||||||
| 21 | 10:55 | N 6 | 16.09 | Fair | CLR | 18.3 | 10.1 | 59% | 75.87 | 1011.8 | |||||||
| 21 | 09:55 | N 13 G 30 | 16.09 | Fair | CLR | 16.6 | 10 | 65% | 75.82 | 1011.1 | |||||||
| 21 | 08:55 | Calm | 16.09 | Fair | CLR | 12.7 | 11.6 | 93% | 75.77 | 1010.4 | |||||||
| 21 | 07:55 | Calm | 11.27 | Partly Cloudy | SCT050 | 10.3 | 9.7 | 14 | 8.9 | 96% | 75.74 | 1010.1 | 0.15 | ||||
| 21 | 05:55 | Calm | 2.41 | Fog/Mist | BKN055 | 10.1 | 9.3 | 95% | 75.59 | 1008.0 | |||||||
| 21 | 04:55 | Calm | 6.44 | Fog/Mist | SCT060 | 10.6 | 9.8 | 95% | 75.57 | 1007.7 | 0.15 | ||||||
| 21 | 03:55 | Calm | 16.09 | Mostly Cloudy | BKN070 | 12 | 10.7 | 92% | 75.54 | 1007.4 | |||||||
| 21 | 02:55 | Calm | 16.09 | Light Rain | BKN043 BKN060 OVC075 | 12.9 | 11.6 | 92% | 75.67 | 1009.0 | 0.15 | ||||||
| 21 | 01:55 | W 6 | 12.87 | Rain | SCT030 BKN049 BKN065 BKN085 | 13.9 | 11.1 | 17.1 | 12.6 | 83% | 75.72 | 1009.7 | 0.1 | 0.23 | |||
| 21 | 00:55 | E 7 | 16.09 | Light Rain | BKN075 BKN090 | 13.8 | 10 | 78% | 75.59 | 1008.0 | 0.08 | ||||||
| 20 | 23:55 | Calm | 16.09 | Overcast | OVC090 | 16.6 | 7 | 53% | 75.59 | 1008.0 | |||||||
| 20 | 22:55 | S 7 | 16.09 | Mostly Cloudy | BKN090 | 16.4 | 8.6 | 60% | 75.62 | 1008.4 | 0.05 | ||||||
| 20 | 21:55 | S 6 | 16.09 | Light Rain | FEW050 FEW080 | 15.4 | 8.6 | 64% | 75.67 | 1009.1 | 0.03 | ||||||
| 20 | 20:55 | SE 7 | 16.09 | Overcast | OVC080 | 15.9 | 8.4 | 61% | 75.69 | 1009.4 | 0.03 | ||||||
| 20 | 19:55 | Calm | 16.09 | Light Rain | FEW049 FEW060 SCT080 | 17.2 | 9.8 | 22.9 | 16 | 62% | 75.74 | 1010.1 | 0.05 | 0.05 | |||
| 20 | 18:55 | W 13 | 16.09 | Light Rain | FEW042 FEW080 | 19.7 | 5.7 | 40% | 75.69 | 1009.4 | |||||||
| 20 | 17:55 | S 9 | 16.09 | Light Rain | FEW090 | 21.8 | 2.5 | 28% | 75.62 | 1008.4 | |||||||
| 20 | 16:55 | S 13 | 16.09 | Partly Cloudy | SCT095 | 22.6 | 1 | 24% | 75.64 | 1008.7 | |||||||
| 20 | 15:55 | S 13 | 16.09 | Fair | CLR | 22.4 | 1.4 | 25% | 75.72 | 1009.8 | |||||||
| 20 | 14:55 | S 20 G 28 | 16.09 | Fair | CLR | 22.8 | 1.7 | 25% | 75.82 | 1011.1 | |||||||
| 20 | 13:55 | SW 13 G 30 | 16.09 | Fair | CLR | 21.8 | 2.5 | 21.8 | 2.2 | 28% | 75.97 | 1013.1 | |||||
| 20 | 12:55 | S 20 G 30 | 16.09 | Fair | CLR | 18.1 | 2.4 | 35% | 76.15 | 1015.5 | |||||||
| 20 | 11:55 | S 15 | 16.09 | Fair | CLR | 14.9 | 1.8 | 41% | 76.25 | 1016.9 | |||||||
| 20 | 10:55 | S 11 | 16.09 | Fair | CLR | 12 | 1.9 | 50% | 76.33 | 1017.9 | |||||||
| 20 | 09:55 | S 11 | 16.09 | Fair | CLR | 9.1 | 1.7 | 60% | 8 | 76.4 | 1018.9 | ||||||
| 20 | 08:55 | S 9 | 16.09 | Fair | CLR | 7.6 | 2.1 | 68% | 6 | 76.48 | 1019.9 | ||||||
| 20 | 07:55 | Calm | 16.09 | Fair | CLR | 2.1 | 0.2 | 5.9 | 1.9 | 87% | 76.48 | 1019.9 | |||||
| 20 | 06:55 | Calm | 16.09 | Fair | CLR | 3 | 0.2 | 82% | 76.48 | 1019.9 | |||||||
| 20 | 05:55 | Calm | 16.09 | Fair | CLR | 3.3 | 0.4 | 82% | 76.48 | 1019.9 | |||||||
| 20 | 04:55 | Calm | 16.09 | Fair | CLR | 3.5 | 0.2 | 79% | 76.48 | 1019.9 | |||||||
| 20 | 03:55 | Calm | 16.09 | Fair | CLR | 4.4 | 0.2 | 74% | 76.5 | 1020.3 | |||||||
| 20 | 02:55 | Calm | 16.09 | Fair | CLR | 4.4 | 0.4 | 76% | 76.58 | 1021.3 | |||||||
| 20 | 01:55 | Calm | 16.09 | Fair | CLR | 5.2 | 0.8 | 11.5 | 4.2 | 74% | 76.61 | 1021.6 | |||||
| 20 | 00:55 | Calm | 16.09 | Fair | CLR | 5.5 | 0.7 | 72% | 76.63 | 1022.0 | |||||||
| 19 | 23:55 | Calm | 16.09 | Fair | CLR | 6.1 | 0 | 65% | 76.61 | 1021.6 | |||||||
| 19 | 22:55 | S 6 | 16.09 | Fair | CLR | 7.8 | -0.4 | 56% | 76.61 | 1021.6 | |||||||
| 19 | 21:55 | SE 7 | 16.09 | Fair | CLR | 8.5 | -1.3 | 50% | 8 | 76.61 | 1021.6 | ||||||
| 19 | 20:55 | S 7 | 16.09 | Fair | CLR | 10.1 | -1.3 | 45% | 76.58 | 1021.3 | |||||||
| 19 | 19:55 | SE 6 | 16.09 | Fair | CLR | 10.8 | -0.7 | 15 | 10.7 | 45% | 76.56 | 1021.0 | |||||
| 19 | 18:55 | Calm | 16.09 | Fair | CLR | 13.6 | -2 | 34% | 76.53 | 1020.6 | |||||||
| 19 | 17:55 | S 7 | 16.09 | Fair | CLR | 14.6 | -1.9 | 32% | 76.53 | 1020.6 | |||||||
| 19 | 16:55 | W 7 | 16.09 | Fair | CLR | 14.6 | -2.8 | 30% | 76.53 | 1020.6 | |||||||
| 19 | 15:55 | W 6 | 16.09 | Fair | CLR | 14.2 | -2.7 | 31% | 76.58 | 1021.3 | |||||||
| 19 | 14:55 | W 9 | 16.09 | Fair | CLR | 13.6 | -2.8 | 32% | 76.63 | 1022.0 | |||||||
| 19 | 13:55 | S 7 | 16.09 | Fair | CLR | 12.4 | -3 | 12.5 | 2.9 | 34% | 76.71 | 1023.0 | |||||
| 19 | 12:55 | Calm | 16.09 | Fair | CLR | 10.4 | -3.7 | 37% | 76.76 | 1023.7 | |||||||
| 19 | 11:55 | Calm | 16.09 | Fair | CLR | 8 | -3.8 | 43% | 76.81 | 1024.4 | |||||||
| 19 | 10:55 | S 7 | 16.09 | Fair | CLR | 6.6 | -3.1 | 50% | 5 | 76.86 | 1025.0 | ||||||
| 19 | 09:55 | S 9 | 16.09 | A Few Clouds | FEW060 | 5.2 | -2.9 | 56% | 3 | 76.89 | 1025.4 | ||||||
| 19 | 08:55 | S 11 | 16.09 | Overcast | OVC060 | 5.4 | -0.7 | 65% | 3 | 76.86 | 1025.0 | ||||||
| 19 | 07:55 | SE 6 | 16.09 | Overcast | OVC060 | 3.7 | -1.5 | 4.4 | 1.7 | 69% | 76.86 | 1025.0 | |||||
| 19 | 06:55 | SE 6 | 16.09 | Overcast | OVC065 | 4.1 | -1.1 | 69% | 76.84 | 1024.7 | |||||||
| 19 | 05:55 | SE 9 | 16.09 | Overcast | OVC065 | 2 | -3.5 | 67% | -0 | 76.81 | 1024.4 | ||||||
| 19 | 04:55 | SE 6 | 16.09 | Overcast | SCT065 OVC100 | 2.2 | -4.3 | 63% | 76.84 | 1024.7 | |||||||
| 19 | 03:55 | SE 7 | 16.09 | Overcast | OVC100 | 2.8 | -4 | 61% | 1 | 76.84 | 1024.7 | ||||||
| 19 | 02:55 | SE 7 | 16.09 | Overcast | BKN060 OVC100 | 3.2 | -3.6 | 61% | 2 | 76.89 | 1025.4 | ||||||
| 19 | 01:55 | SE 9 | 16.09 | Overcast | OVC070 | 3.3 | -3.7 | 4.1 | 1.1 | 61% | 1 | 76.96 | 1026.4 | ||||
| 19 | 00:55 | SE 6 | 16.09 | Overcast | OVC070 | 3.4 | -4.3 | 57% | 76.99 | 1026.7 | |||||||
| 18 | 23:55 | SE 7 | 16.09 | Overcast | OVC075 | 3.3 | -5.4 | 53% | 2 | 77.01 | 1027.1 | ||||||
| 18 | 22:55 | Calm | 16.09 | Overcast | OVC075 | 2.5 | -7.4 | 48% | 77.01 | 1027.1 | |||||||
| 18 | 21:55 | SE 7 | 16.09 | Partly Cloudy | SCT130 | 1.8 | -8.1 | 48% | -0 | 77.01 | 1027.1 | ||||||
| 18 | 20:55 | E 6 | 16.09 | Mostly Cloudy | BKN140 | 1.4 | -8.4 | 48% | 76.99 | 1026.8 | |||||||
| 18 | 19:55 | SE 6 | 16.09 | Fair | CLR | 3 | -9.9 | 5.2 | 2.5 | 39% | 76.96 | 1026.4 | |||||
| Date | Time (edt) | 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) | |||||||||||||||