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. | ||||||||||||||||
| 11 | 13:55 | NW 33 G 48 | 16.09 | A Few Clouds and Breezy | FEW060 | 8.7 | -4.8 | 38% | 5 | 75.95 | 1012.8 | ||||||
| 11 | 12:55 | W 35 G 48 | 16.09 | A Few Clouds and Breezy | FEW075 | 10.3 | -5.7 | 11.3 | 5.4 | 32% | 75.84 | 1011.5 | |||||
| 11 | 11:55 | W 15 | 16.09 | A Few Clouds | FEW060 | 10.2 | -3.9 | 37% | 75.9 | 1012.1 | |||||||
| 11 | 10:55 | W 17 | 16.09 | Fair | CLR | 10 | -4 | 37% | 8 | 75.97 | 1013.2 | ||||||
| 11 | 09:55 | W 20 | 16.09 | Fair | CLR | 7.4 | -2.6 | 49% | 4 | 76.02 | 1013.8 | ||||||
| 11 | 08:55 | NW 20 G 37 | 16.09 | Partly Cloudy | SCT100 | 6.8 | -2.4 | 52% | 4 | 76.02 | 1013.8 | ||||||
| 11 | 07:55 | NW 24 G 33 | 16.09 | Partly Cloudy | SCT095 | 7.5 | -0.7 | 56% | 4 | 75.95 | 1012.8 | ||||||
| 11 | 06:55 | NW 22 | 16.09 | Mostly Cloudy | FEW055 BKN085 | 8.8 | 0.3 | 10.9 | 8.1 | 56% | 6 | 75.87 | 1011.8 | ||||
| 11 | 05:55 | NW 24 G 41 | 16.09 | Overcast | OVC055 | 9.6 | 1.5 | 57% | 7 | 75.84 | 1011.5 | ||||||
| 11 | 04:55 | NW 22 G 41 | 16.09 | Mostly Cloudy | FEW060 BKN080 | 10.7 | 4.6 | 66% | 75.79 | 1010.8 | |||||||
| 11 | 03:55 | NW 9 | 16.09 | Overcast | OVC060 | 10.6 | 7.7 | 82% | 75.74 | 1010.1 | |||||||
| 11 | 02:55 | Calm | 6.44 | Fog/Mist | OVC060 | 8.4 | 7.8 | 96% | 75.72 | 1009.8 | |||||||
| 11 | 01:55 | Calm | 3.22 | Fog/Mist | OVC048 | 8.4 | 7.8 | 96% | 75.69 | 1009.4 | |||||||
| 11 | 00:55 | Calm | 9.66 | Fog/Mist | OVC049 | 8.5 | 7.9 | 9 | 8.1 | 96% | 75.67 | 1009.1 | 0.15 | ||||
| 10 | 23:55 | Calm | 1.61 | Fog/Mist | FEW049 BKN085 | 8.4 | 7.8 | 96% | 75.69 | 1009.4 | |||||||
| 10 | 22:55 | Calm | 6.44 | Fog/Mist | FEW006 BKN017 OVC055 | 8.8 | 8.2 | 96% | 75.69 | 1009.4 | 0.03 | ||||||
| 10 | 21:55 | Calm | 4.83 | Rain Fog/Mist | FEW005 OVC014 | 8.5 | 7.7 | 95% | 75.67 | 1009.1 | 0.13 | 0.13 | |||||
| 10 | 20:55 | NW 9 | 12.87 | Overcast | OVC006 | 8.9 | 8.1 | 95% | 8 | 75.69 | 1009.4 | ||||||
| 10 | 19:55 | Calm | 9.66 | Light Drizzle Fog/Mist | OVC005 | 8.6 | 7.8 | 95% | 75.69 | 1009.4 | |||||||
| 10 | 18:55 | Calm | 16.09 | Overcast | OVC005 | 8.6 | 7.7 | 10 | 8.6 | 94% | 75.77 | 1010.4 | 1.19 | ||||
| 10 | 17:55 | Calm | 11.27 | Light Drizzle | OVC006 | 8.8 | 7.9 | 94% | 75.79 | 1010.8 | 0.03 | ||||||
| 10 | 15:55 | N 7 | 9.66 | Light Rain Fog/Mist | OVC005 | 9.5 | 8.6 | 94% | 9 | 75.97 | 1013.2 | 0.23 | 1.12 | ||||
| 10 | 12:55 | Calm | 4.43 | Light Rain Fog/Mist | OVC005 | 9.7 | 8.8 | 11.3 | 9.6 | 94% | 76.2 | 1016.2 | 0.18 | 0.64 | |||
| 10 | 11:55 | NE 6 | 6.44 | Light Rain Fog/Mist | OVC006 | 10.1 | 9 | 93% | 76.3 | 1017.6 | 0.2 | ||||||
| 10 | 10:55 | Calm | 4.83 | Rain Fog/Mist | BKN011 OVC016 | 10.8 | 9.5 | 92% | 76.43 | 1019.2 | 0.15 | ||||||
| 10 | 09:55 | Calm | 14.48 | Light Rain | BKN014 | 10.1 | 8.5 | 90% | 76.53 | 1020.6 | 0.05 | 0.1 | |||||
| 10 | 08:55 | Calm | 16.09 | Light Rain | FEW014 | 10.9 | 9.3 | 90% | 76.53 | 1020.6 | 0.05 | ||||||
| 10 | 07:55 | Calm | 16.09 | Mostly Cloudy | BKN055 BKN070 | 10.4 | 8.8 | 90% | 76.56 | 1020.9 | |||||||
| 10 | 06:55 | Calm | 14.48 | Overcast | OVC050 | 10.9 | 10.1 | 12 | 6.7 | 95% | 76.58 | 1021.3 | |||||
| 10 | 05:55 | Calm | 12.87 | Overcast | OVC065 | 11.1 | 10.6 | 97% | 76.53 | 1020.6 | |||||||
| 10 | 04:55 | NW 6 | 4.02 | Fog/Mist | BKN070 | 9.3 | 8.8 | 97% | 76.53 | 1020.6 | |||||||
| 10 | 03:55 | Calm | 3.22 | Fog/Mist | BKN075 | 7.7 | 7.3 | 97% | 76.53 | 1020.6 | |||||||
| 10 | 02:55 | Calm | 4.83 | Fog/Mist | FEW014 BKN120 | 7.9 | 7.3 | 96% | 76.53 | 1020.6 | |||||||
| 10 | 01:55 | Calm | 1.61 | Fog/Mist | FEW190 | 7.9 | 7.3 | 96% | 76.5 | 1020.3 | |||||||
| 10 | 00:55 | Calm | 0.61 | Fog | CLR | 7.8 | 7.2 | 11.8 | 7.8 | 96% | 76.48 | 1019.9 | 0.03 | ||||
| 09 | 23:55 | Calm | 0.80 | Fog | CLR | 9 | 8.4 | 96% | 76.45 | 1019.6 | |||||||
| 09 | 22:55 | Calm | 1.01 | Fog/Mist | CLR | 9.4 | 8.8 | 96% | 76.45 | 1019.6 | |||||||
| 09 | 21:55 | Calm | 2.82 | Fog/Mist | FEW200 | 8.9 | 8.1 | 95% | 76.45 | 1019.6 | 0.03 | ||||||
| 09 | 20:55 | Calm | 16.09 | A Few Clouds | FEW095 FEW140 | 11.3 | 10.7 | 96% | 76.45 | 1019.6 | |||||||
| 09 | 19:55 | Calm | 8.05 | Light Rain Fog/Mist | FEW100 | 10.3 | 9.5 | 95% | 76.45 | 1019.6 | 0.03 | ||||||
| 09 | 18:55 | Calm | 12.87 | Mostly Cloudy | FEW015 BKN095 | 10.5 | 9.7 | 11.7 | 8.7 | 95% | 76.4 | 1018.9 | 0.1 | ||||
| 09 | 17:55 | Calm | 11.27 | Light Rain | SCT015 BKN050 | 11.5 | 10.1 | 91% | 76.38 | 1018.6 | 0.08 | ||||||
| 09 | 16:55 | S 6 | 16.09 | Light Rain | BKN015 BKN080 | 11.6 | 9.8 | 89% | 76.38 | 1018.6 | 0.03 | ||||||
| 09 | 15:55 | Calm | 16.09 | Mostly Cloudy | BKN014 | 11.4 | 8.8 | 84% | 76.4 | 1018.9 | |||||||
| 09 | 14:55 | S 6 | 16.09 | Overcast | OVC011 | 10.8 | 7.8 | 82% | 76.38 | 1018.6 | |||||||
| 09 | 13:55 | S 9 | 16.09 | Overcast | OVC009 | 9.7 | 7.1 | 84% | 9 | 76.43 | 1019.3 | ||||||
| 09 | 12:55 | Calm | 16.09 | Overcast | OVC010 | 8.6 | 5.9 | 8.8 | 0.1 | 83% | 76.5 | 1020.3 | |||||
| 09 | 11:55 | S 9 | 16.09 | Overcast | OVC010 | 8.1 | 5.4 | 83% | 7 | 76.56 | 1021.0 | ||||||
| 09 | 10:55 | SE 7 | 16.09 | Overcast | BKN008 OVC015 | 7.6 | 5.6 | 87% | 7 | 76.66 | 1022.3 | ||||||
| 09 | 09:55 | S 6 | 16.09 | Overcast | BKN007 OVC023 | 7.2 | 5.5 | 89% | 76.73 | 1023.3 | |||||||
| 09 | 08:55 | Calm | 14.48 | Mostly Cloudy | SCT008 BKN040 | 5.6 | 4.6 | 93% | 76.73 | 1023.3 | |||||||
| 09 | 07:55 | Calm | 12.87 | Overcast | OVC037 | 1.4 | 0.5 | 94% | 76.78 | 1024.0 | |||||||
| 09 | 06:55 | Calm | 14.48 | Fair | CLR | 0.6 | -0.3 | 5.9 | -1.1 | 94% | 76.78 | 1024.0 | |||||
| 09 | 05:55 | Calm | 9.66 | Fog/Mist | CLR | -1 | -1.7 | 95% | 76.76 | 1023.7 | |||||||
| 09 | 04:55 | Calm | 4.43 | Fog/Mist | CLR | 0.8 | 0.1 | 95% | 76.81 | 1024.4 | |||||||
| 09 | 03:55 | Calm | 16.09 | Fair | CLR | 1.9 | 0.9 | 93% | 76.81 | 1024.3 | |||||||
| 09 | 02:55 | Calm | 16.09 | Mostly Cloudy | SCT140 BKN180 | 2.6 | 1.1 | 90% | 76.81 | 1024.3 | |||||||
| 09 | 01:55 | S 6 | 16.09 | Mostly Cloudy | BKN140 | 5.2 | 3.4 | 88% | 76.81 | 1024.3 | |||||||
| 09 | 00:55 | W 7 | 16.09 | Mostly Cloudy | SCT140 BKN170 | 2.9 | 1.3 | 6.9 | 1.4 | 89% | 1 | 76.78 | 1024.0 | ||||
| 08 | 23:55 | Calm | 16.09 | Partly Cloudy | SCT170 | 3 | 1.7 | 91% | 76.81 | 1024.3 | |||||||
| 08 | 22:55 | Calm | 16.09 | Overcast | OVC150 | 2.5 | 0.9 | 89% | 76.84 | 1024.7 | |||||||
| 08 | 21:55 | Calm | 16.09 | Fair | CLR | 1.9 | 0.7 | 92% | 76.81 | 1024.4 | |||||||
| 08 | 20:55 | Calm | 16.09 | Fair | CLR | 3.7 | 1.6 | 86% | 76.84 | 1024.7 | |||||||
| 08 | 19:55 | Calm | 16.09 | Mostly Cloudy | BKN170 | 4 | 1.4 | 83% | 76.81 | 1024.4 | |||||||
| 08 | 18:55 | Calm | 16.09 | Fair | CLR | 6.7 | 2.8 | 13.9 | 5.6 | 76% | 76.81 | 1024.4 | |||||
| 08 | 17:55 | Calm | 16.09 | Mostly Cloudy | BKN220 | 6.6 | 2.3 | 74% | 76.76 | 1023.7 | |||||||
| 08 | 16:55 | Calm | 16.09 | Fair | CLR | 11 | 3.5 | 60% | 76.71 | 1023.0 | |||||||
| 08 | 15:55 | Calm | 16.09 | A Few Clouds | FEW220 | 13.5 | 3.6 | 51% | 76.71 | 1023.0 | |||||||
| 08 | 14:55 | S 7 | 16.09 | Fair | CLR | 13 | 3.6 | 53% | 76.68 | 1022.7 | |||||||
| 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) | |||||||||||||||