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. | ||||||||||||||||
| 10 | 12:55 | Calm | 2.75 | Light Rain Fog/Mist | OVC005 | 49.5 | 47.8 | 52.3 | 49.3 | 94% | 30 | 1016.2 | 0.07 | 0.25 | |||
| 10 | 11:55 | NE 3 | 4.00 | Light Rain Fog/Mist | OVC006 | 50.2 | 48.2 | 93% | 30.04 | 1017.6 | 0.08 | ||||||
| 10 | 10:55 | Calm | 3.00 | Rain Fog/Mist | BKN011 OVC016 | 51.4 | 49.1 | 92% | 30.09 | 1019.2 | 0.06 | ||||||
| 10 | 09:55 | Calm | 9.00 | Light Rain | BKN014 | 50.2 | 47.3 | 90% | 30.13 | 1020.6 | 0.02 | 0.04 | |||||
| 10 | 08:55 | Calm | 10.00 | Light Rain | FEW014 | 51.6 | 48.7 | 90% | 30.13 | 1020.6 | 0.02 | ||||||
| 10 | 07:55 | Calm | 10.00 | Mostly Cloudy | BKN055 BKN070 | 50.7 | 47.8 | 90% | 30.14 | 1020.9 | |||||||
| 10 | 06:55 | Calm | 9.00 | Overcast | OVC050 | 51.6 | 50.2 | 53.6 | 44.1 | 95% | 30.15 | 1021.3 | |||||
| 10 | 05:55 | Calm | 8.00 | Overcast | OVC065 | 52 | 51.1 | 97% | 30.13 | 1020.6 | |||||||
| 10 | 04:55 | NW 3 | 2.50 | Fog/Mist | BKN070 | 48.7 | 47.8 | 97% | 30.13 | 1020.6 | |||||||
| 10 | 03:55 | Calm | 2.00 | Fog/Mist | BKN075 | 45.9 | 45.1 | 97% | 30.13 | 1020.6 | |||||||
| 10 | 02:55 | Calm | 3.00 | Fog/Mist | FEW014 BKN120 | 46.2 | 45.1 | 96% | 30.13 | 1020.6 | |||||||
| 10 | 01:55 | Calm | 1.00 | Fog/Mist | FEW190 | 46.2 | 45.1 | 96% | 30.12 | 1020.3 | |||||||
| 10 | 00:55 | Calm | 0.38 | Fog | CLR | 46 | 45 | 53.2 | 46 | 96% | 30.11 | 1019.9 | 0.01 | ||||
| 09 | 23:55 | Calm | 0.50 | Fog | CLR | 48.2 | 47.1 | 96% | 30.1 | 1019.6 | |||||||
| 09 | 22:55 | Calm | 0.63 | Fog/Mist | CLR | 48.9 | 47.8 | 96% | 30.1 | 1019.6 | |||||||
| 09 | 21:55 | Calm | 1.75 | Fog/Mist | FEW200 | 48 | 46.6 | 95% | 30.1 | 1019.6 | 0.01 | ||||||
| 09 | 20:55 | Calm | 10.00 | A Few Clouds | FEW095 FEW140 | 52.3 | 51.3 | 96% | 30.1 | 1019.6 | |||||||
| 09 | 19:55 | Calm | 5.00 | Light Rain Fog/Mist | FEW100 | 50.5 | 49.1 | 95% | 30.1 | 1019.6 | 0.01 | ||||||
| 09 | 18:55 | Calm | 8.00 | Mostly Cloudy | FEW015 BKN095 | 50.9 | 49.5 | 53.1 | 47.7 | 95% | 30.08 | 1018.9 | 0.04 | ||||
| 09 | 17:55 | Calm | 7.00 | Light Rain | SCT015 BKN050 | 52.7 | 50.2 | 91% | 30.07 | 1018.6 | 0.03 | ||||||
| 09 | 16:55 | S 3 | 10.00 | Light Rain | BKN015 BKN080 | 52.9 | 49.6 | 89% | 30.07 | 1018.6 | 0.01 | ||||||
| 09 | 15:55 | Calm | 10.00 | Mostly Cloudy | BKN014 | 52.5 | 47.8 | 84% | 30.08 | 1018.9 | |||||||
| 09 | 14:55 | S 3 | 10.00 | Overcast | OVC011 | 51.4 | 46 | 82% | 30.07 | 1018.6 | |||||||
| 09 | 13:55 | S 6 | 10.00 | Overcast | OVC009 | 49.5 | 44.8 | 84% | 48 | 30.09 | 1019.3 | ||||||
| 09 | 12:55 | Calm | 10.00 | Overcast | OVC010 | 47.5 | 42.6 | 47.8 | 32.2 | 83% | 30.12 | 1020.3 | |||||
| 09 | 11:55 | S 6 | 10.00 | Overcast | OVC010 | 46.6 | 41.7 | 83% | 44 | 30.14 | 1021.0 | ||||||
| 09 | 10:55 | SE 5 | 10.00 | Overcast | BKN008 OVC015 | 45.7 | 42.1 | 87% | 44 | 30.18 | 1022.3 | ||||||
| 09 | 09:55 | S 3 | 10.00 | Overcast | BKN007 OVC023 | 45 | 41.9 | 89% | 30.21 | 1023.3 | |||||||
| 09 | 08:55 | Calm | 9.00 | Mostly Cloudy | SCT008 BKN040 | 42.1 | 40.3 | 93% | 30.21 | 1023.3 | |||||||
| 09 | 07:55 | Calm | 8.00 | Overcast | OVC037 | 34.5 | 32.9 | 94% | 30.23 | 1024.0 | |||||||
| 09 | 06:55 | Calm | 9.00 | Fair | CLR | 33.1 | 31.5 | 42.6 | 30 | 94% | 30.23 | 1024.0 | |||||
| 09 | 05:55 | Calm | 6.00 | Fog/Mist | CLR | 30.2 | 28.9 | 95% | 30.22 | 1023.7 | |||||||
| 09 | 04:55 | Calm | 2.75 | Fog/Mist | CLR | 33.4 | 32.2 | 95% | 30.24 | 1024.4 | |||||||
| 09 | 03:55 | Calm | 10.00 | Fair | CLR | 35.4 | 33.6 | 93% | 30.24 | 1024.3 | |||||||
| 09 | 02:55 | Calm | 10.00 | Mostly Cloudy | SCT140 BKN180 | 36.7 | 34 | 90% | 30.24 | 1024.3 | |||||||
| 09 | 01:55 | S 3 | 10.00 | Mostly Cloudy | BKN140 | 41.4 | 38.1 | 88% | 30.24 | 1024.3 | |||||||
| 09 | 00:55 | W 5 | 10.00 | Mostly Cloudy | SCT140 BKN170 | 37.2 | 34.3 | 44.4 | 34.5 | 89% | 34 | 30.23 | 1024.0 | ||||
| 08 | 23:55 | Calm | 10.00 | Partly Cloudy | SCT170 | 37.4 | 35.1 | 91% | 30.24 | 1024.3 | |||||||
| 08 | 22:55 | Calm | 10.00 | Overcast | OVC150 | 36.5 | 33.6 | 89% | 30.25 | 1024.7 | |||||||
| 08 | 21:55 | Calm | 10.00 | Fair | CLR | 35.4 | 33.3 | 92% | 30.24 | 1024.4 | |||||||
| 08 | 20:55 | Calm | 10.00 | Fair | CLR | 38.7 | 34.9 | 86% | 30.25 | 1024.7 | |||||||
| 08 | 19:55 | Calm | 10.00 | Mostly Cloudy | BKN170 | 39.2 | 34.5 | 83% | 30.24 | 1024.4 | |||||||
| 08 | 18:55 | Calm | 10.00 | Fair | CLR | 44.1 | 37 | 57 | 42.1 | 76% | 30.24 | 1024.4 | |||||
| 08 | 17:55 | Calm | 10.00 | Mostly Cloudy | BKN220 | 43.9 | 36.1 | 74% | 30.22 | 1023.7 | |||||||
| 08 | 16:55 | Calm | 10.00 | Fair | CLR | 51.8 | 38.3 | 60% | 30.2 | 1023.0 | |||||||
| 08 | 15:55 | Calm | 10.00 | A Few Clouds | FEW220 | 56.3 | 38.5 | 51% | 30.2 | 1023.0 | |||||||
| 08 | 14:55 | S 5 | 10.00 | Fair | CLR | 55.4 | 38.5 | 53% | 30.19 | 1022.7 | |||||||
| 08 | 13:55 | S 7 | 10.00 | Fair | CLR | 56.5 | 39 | 52% | 30.19 | 1022.7 | |||||||
| 08 | 12:55 | S 6 | 10.00 | Fair | CLR | 55.4 | 38.5 | 56.5 | 29.5 | 53% | 30.21 | 1023.3 | |||||
| 08 | 11:55 | Calm | 10.00 | Fair | CLR | 55.4 | 38.5 | 53% | 30.22 | 1023.7 | |||||||
| 08 | 10:55 | Calm | 10.00 | Fair | CLR | 53.1 | 38.3 | 57% | 30.23 | 1024.0 | |||||||
| 08 | 09:55 | Calm | 10.00 | Fair | CLR | 45.3 | 38.1 | 76% | 30.23 | 1024.0 | |||||||
| 08 | 08:55 | Calm | 10.00 | Fair | CLR | 36.1 | 33.4 | 90% | 30.21 | 1023.3 | |||||||
| 08 | 07:55 | Calm | 10.00 | Fair | CLR | 30.7 | 29.1 | 94% | 30.19 | 1022.7 | |||||||
| 08 | 06:55 | Calm | 10.00 | Fair | CLR | 30.6 | 28.8 | 35.6 | 29.7 | 93% | 30.15 | 1021.3 | |||||
| 08 | 05:55 | Calm | 10.00 | Fair | CLR | 30 | 28.2 | 93% | 30.13 | 1020.6 | |||||||
| 08 | 04:55 | Calm | 10.00 | Fair | CLR | 31.1 | 29.1 | 92% | 30.12 | 1020.3 | |||||||
| 08 | 03:55 | Calm | 10.00 | Fair | CLR | 32.2 | 30.6 | 94% | 30.11 | 1019.9 | |||||||
| 08 | 02:55 | Calm | 10.00 | Fair | CLR | 31.8 | 29.5 | 91% | 30.08 | 1018.9 | |||||||
| 07 | 18:55 | NW 6 | 10.00 | Fair | CLR | 53.2 | 37 | 64.2 | 53.2 | 54% | 29.95 | 1014.5 | |||||
| 07 | 17:55 | NW 10 | 10.00 | Fair | CLR | 56.7 | 37.8 | 49% | 29.92 | 1013.5 | |||||||
| 07 | 16:55 | NW 8 | 10.00 | Fair | CLR | 59.2 | 37.8 | 45% | 29.89 | 1012.5 | |||||||
| 07 | 15:55 | W 13 | 10.00 | Fair | CLR | 62.1 | 38.7 | 42% | 29.87 | 1011.8 | |||||||
| 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) | |||||||||||||||