Weather observations for the past three days for
Washington/Reagan National Airport, DC
| 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. | ||||||||||||||||
| 22 | 00:52 | NE 6 | 16.09 | Mostly Cloudy | SCT150 BKN250 | 2.8 | 0 | 7.2 | 2.8 | 82% | 76.3 | 1017.3 | |||||
| 21 | 23:52 | Calm | 16.09 | Mostly Cloudy | BKN250 | 3.9 | -1.1 | 70% | 76.3 | 1017.1 | |||||||
| 21 | 22:52 | NE 6 | 16.09 | Mostly Cloudy | BKN250 | 5.6 | -2.8 | 55% | 76.28 | 1017.0 | |||||||
| 21 | 21:52 | Calm | 16.09 | Mostly Cloudy | BKN250 | 4.4 | -1.7 | 65% | 76.33 | 1017.4 | |||||||
| 21 | 20:52 | S 7 | 16.09 | Mostly Cloudy | BKN250 | 6.7 | -2.2 | 53% | 6 | 76.33 | 1017.5 | ||||||
| 21 | 19:52 | S 11 | 16.09 | Partly Cloudy | SCT250 | 6.7 | -2.2 | 53% | 5 | 76.33 | 1017.5 | ||||||
| 21 | 18:52 | SE 15 | 16.09 | Partly Cloudy | FEW160 SCT250 | 7.2 | -1.7 | 12.2 | 6.7 | 54% | 5 | 76.28 | 1017.0 | ||||
| 21 | 17:52 | S 11 | 16.09 | Partly Cloudy | FEW160 SCT250 | 8.9 | -2.2 | 46% | 7 | 76.25 | 1016.5 | ||||||
| 21 | 16:52 | Calm | 16.09 | Mostly Cloudy | FEW050 SCT160 BKN250 | 11.7 | -3.9 | 34% | 76.23 | 1016.2 | |||||||
| 21 | 15:52 | N 6 | 16.09 | Mostly Cloudy | SCT160 BKN250 | 11.7 | -3.9 | 34% | 76.2 | 1016.0 | |||||||
| 21 | 14:52 | NE 6 | 16.09 | Mostly Cloudy | FEW050 BKN200 BKN250 | 11.1 | -3.9 | 35% | 76.2 | 1015.8 | |||||||
| 21 | 13:52 | NE 6 | 16.09 | Mostly Cloudy | FEW050 BKN200 BKN250 | 11.7 | -3.3 | 35% | 76.17 | 1015.7 | |||||||
| 21 | 12:52 | NE 9 | 16.09 | Mostly Cloudy | FEW050 BKN200 BKN250 | 11.7 | -3.3 | 12.2 | 5.6 | 35% | 76.2 | 1016.0 | |||||
| 21 | 11:52 | Calm | 16.09 | Mostly Cloudy | FEW050 BKN200 BKN250 | 10 | -3.3 | 39% | 76.23 | 1016.1 | |||||||
| 21 | 10:52 | NE 13 | 16.09 | Mostly Cloudy | BKN200 BKN250 | 8.3 | -2.2 | 48% | 6 | 76.2 | 1015.9 | ||||||
| 21 | 09:52 | N 17 | 16.09 | Mostly Cloudy | BKN200 BKN250 | 9.4 | -3.3 | 41% | 7 | 76.23 | 1016.3 | ||||||
| 21 | 08:52 | N 19 | 16.09 | Mostly Cloudy | BKN200 BKN250 | 8.9 | -2.8 | 44% | 6 | 76.23 | 1016.2 | ||||||
| 21 | 07:52 | N 19 | 16.09 | Mostly Cloudy | BKN120 BKN250 | 8.3 | -3.3 | 44% | 6 | 76.1 | 1014.5 | ||||||
| 21 | 06:52 | N 22 | 16.09 | Partly Cloudy | SCT150 SCT250 | 6.1 | -3.3 | 12.8 | 4.4 | 51% | 3 | 76.02 | 1013.5 | ||||
| 21 | 05:52 | NW 19 | 16.09 | A Few Clouds | FEW250 | 5 | -2.8 | 57% | 2 | 75.95 | 1012.3 | ||||||
| 21 | 04:52 | NW 11 | 16.09 | Partly Cloudy | SCT250 | 8.3 | -3.3 | 44% | 7 | 75.87 | 1011.3 | ||||||
| 21 | 03:52 | NW 17 | 16.09 | Fair | CLR | 8.9 | -3.3 | 42% | 7 | 75.79 | 1010.3 | ||||||
| 21 | 02:52 | N 11 | 16.09 | A Few Clouds | FEW250 | 7.8 | -3.3 | 46% | 6 | 75.72 | 1009.5 | ||||||
| 21 | 01:52 | NW 19 | 16.09 | Fair | CLR | 11.7 | -3.9 | 34% | 75.69 | 1009.1 | |||||||
| 21 | 00:52 | W 24 G 43 | 16.09 | A Few Clouds | FEW250 | 12.8 | -3.9 | 12.8 | 3.9 | 31% | 75.67 | 1008.8 | |||||
| 20 | 23:52 | Calm | 16.09 | Fair | CLR | 9.4 | 2.8 | 64% | 75.62 | 1008.1 | |||||||
| 20 | 22:52 | E 9 | 14.48 | Shallow Fog | CLR | 6.1 | 4.4 | 89% | 4 | 75.57 | 1007.3 | ||||||
| 20 | 21:52 | E 6 | 14.48 | Shallow Fog | FEW002 | 5 | 4.4 | 96% | 75.46 | 1006.1 | |||||||
| 20 | 20:52 | N 6 | 16.09 | Fair | CLR | 7.2 | 6.7 | 97% | 75.39 | 1004.9 | |||||||
| 20 | 19:52 | NE 7 | 16.09 | Fair | CLR | 7.2 | 6.7 | 97% | 6 | 75.26 | 1003.3 | ||||||
| 20 | 18:52 | SE 6 | 16.09 | A Few Clouds | FEW250 | 10 | 7.8 | 12.2 | 7.8 | 86% | 75.18 | 1002.4 | |||||
| 20 | 17:52 | S 7 | 16.09 | Partly Cloudy | FEW150 SCT250 | 11.7 | 8.3 | 80% | 75.13 | 1001.6 | |||||||
| 20 | 16:52 | S 11 | 16.09 | Partly Cloudy | FEW023 SCT200 | 11.1 | 7.2 | 77% | 75.06 | 1000.7 | |||||||
| 20 | 15:52 | S 13 | 16.09 | Mostly Cloudy | FEW018 BKN250 | 11.1 | 6.7 | 75% | 75.08 | 1000.9 | |||||||
| 20 | 14:52 | S 19 | 16.09 | Mostly Cloudy | FEW013 BKN250 | 8.9 | 5.6 | 80% | 6 | 75.08 | 1001.1 | ||||||
| 20 | 13:52 | S 24 | 16.09 | Mostly Cloudy | FEW013 BKN250 | 8.3 | 5.6 | 83% | 5 | 75.16 | 1002.1 | ||||||
| 20 | 12:52 | S 13 | 16.09 | Overcast | BKN012 OVC250 | 7.8 | 6.1 | 8.3 | 3.3 | 89% | 6 | 75.29 | 1003.5 | 1.04 | |||
| 20 | 11:52 | S 7 | 12.87 | Overcast | OVC007 | 7.2 | 6.1 | 93% | 6 | 75.34 | 1004.5 | ||||||
| 20 | 10:52 | SE 6 | 12.87 | Overcast | OVC005 | 6.7 | 5 | 89% | 75.39 | 1004.8 | |||||||
| 20 | 09:52 | Calm | 14.48 | Light Rain | OVC007 | 5.6 | 4.4 | 92% | 75.41 | 1005.2 | 0.03 | 1.04 | |||||
| 20 | 08:52 | E 17 | 6.44 | Rain Fog/Mist | BKN005 OVC040 | 3.9 | 3.3 | 96% | 0 | 75.46 | 1006.0 | 0.94 | |||||
| 20 | 07:52 | N 19 | 2.41 | Light Rain Fog/Mist | OVC006 | 3.9 | 3.3 | 96% | 0 | 75.59 | 1007.7 | 0.08 | |||||
| 20 | 06:52 | N 15 | 4.83 | Rain Fog/Mist | BKN008 OVC018 | 3.9 | 3.3 | 3.9 | 2.8 | 96% | 1 | 75.64 | 1008.2 | 0.43 | 0.64 | ||
| 20 | 05:52 | NW 19 | 4.02 | Light Rain Fog/Mist | OVC003 | 3.9 | 3.3 | 96% | 0 | 75.72 | 1009.4 | 0.03 | |||||
| 20 | 04:52 | NE 6 | 4.83 | Light Rain Fog/Mist | OVC003 | 3.3 | 2.8 | 97% | 75.64 | 1008.2 | 0.18 | ||||||
| 20 | 03:52 | NE 7 | 0.21 | Fog | VV002 | 3.3 | 2.8 | 97% | 2 | 75.72 | 1009.2 | ||||||
| 20 | 02:52 | NE 11 | 0.80 | Fog | VV003 | 3.3 | 2.8 | 97% | 1 | 75.84 | 1011.2 | ||||||
| 20 | 01:52 | NE 13 | 3.22 | Fog/Mist | OVC004 | 3.3 | 2.8 | 97% | 0 | 75.9 | 1011.6 | ||||||
| 20 | 00:52 | NE 13 | 4.02 | Fog/Mist | OVC004 | 3.9 | 3.3 | 5 | 3.9 | 96% | 1 | 75.95 | 1012.4 | 0.15 | |||
| 19 | 23:52 | NE 11 | 6.44 | Fog/Mist | OVC005 | 4.4 | 3.3 | 93% | 2 | 75.95 | 1012.5 | ||||||
| 19 | 22:52 | NE 13 | 8.05 | Light Rain Fog/Mist | OVC005 | 4.4 | 3.3 | 93% | 2 | 76 | 1013.1 | ||||||
| 19 | 21:52 | NE 15 | 8.05 | Fog/Mist | OVC006 | 4.4 | 3.9 | 97% | 1 | 76.02 | 1013.4 | 0.03 | 0.15 | ||||
| 19 | 20:52 | NE 13 | 9.66 | Light Rain Fog/Mist | OVC006 | 5 | 3.9 | 93% | 2 | 76.05 | 1013.7 | 0.1 | |||||
| 19 | 19:52 | NE 15 | 12.87 | Overcast | OVC007 | 5 | 3.9 | 93% | 2 | 76.02 | 1013.6 | 0.03 | |||||
| 19 | 18:52 | NE 19 | 9.66 | Fog/Mist | OVC006 | 4.4 | 3.3 | 5 | 3.9 | 93% | 1 | 76 | 1013.2 | 0.05 | 0.46 | ||
| 19 | 17:52 | NE 24 | 9.66 | Rain Fog/Mist | OVC007 | 5 | 3.9 | 93% | 1 | 76.07 | 1014.1 | 0.03 | |||||
| 19 | 16:52 | NE 17 | 9.66 | Light Rain Fog/Mist | OVC007 | 4.4 | 3.9 | 97% | 1 | 76 | 1013.2 | 0.2 | |||||
| 19 | 15:52 | NE 17 | 3.22 | Rain Fog/Mist | OVC005 | 4.4 | 3.3 | 93% | 1 | 76.02 | 1013.3 | 0.18 | 0.18 | ||||
| 19 | 14:52 | NE 15 | 4.83 | Light Rain Fog/Mist | OVC003 | 4.4 | 3.9 | 97% | 1 | 76.05 | 1013.8 | ||||||
| 19 | 13:52 | NE 17 | 4.83 | Light Drizzle Fog/Mist | OVC004 | 4.4 | 3.3 | 93% | 1 | 76.12 | 1014.7 | ||||||
| 19 | 12:52 | NE 6 | 9.66 | Fog/Mist | OVC006 | 5 | 3.3 | 5 | 3.3 | 89% | 76.25 | 1016.6 | |||||
| 19 | 11:52 | E 15 | 9.66 | Fog/Mist | OVC006 | 4.4 | 2.8 | 89% | 1 | 76.23 | 1016.2 | ||||||
| 19 | 10:52 | E 15 | 3.22 | Fog/Mist | OVC004 | 3.9 | 2.8 | 93% | 1 | 76.25 | 1016.4 | ||||||
| 19 | 09:52 | NE 17 | 2.01 | Light Rain Fog/Mist | OVC003 | 3.9 | 2.8 | 93% | 0 | 76.2 | 1015.7 | ||||||
| 19 | 08:52 | NE 17 | 2.01 | Fog/Mist | OVC002 | 3.9 | 2.8 | 93% | 0 | 76.2 | 1015.8 | ||||||
| 19 | 07:52 | NE 13 | 1.61 | Fog/Mist | OVC002 | 3.3 | 2.8 | 97% | 0 | 76.12 | 1014.9 | ||||||
| 19 | 06:52 | NE 19 | 3.22 | Fog/Mist | OVC004 | 3.9 | 2.8 | 5 | 1.7 | 93% | 0 | 76.05 | 1013.8 | ||||
| 19 | 05:52 | NE 9 | 8.05 | Fog/Mist | FEW065 | 2.8 | 1.7 | 93% | 1 | 75.97 | 1012.9 | ||||||
| 19 | 04:52 | N 9 | 9.66 | Fog/Mist | FEW055 | 3.3 | 2.2 | 93% | 1 | 75.95 | 1012.3 | ||||||
| 19 | 03:52 | NE 11 | 9.66 | Fog/Mist | CLR | 3.3 | 2.2 | 93% | 1 | 75.9 | 1011.8 | ||||||
| 19 | 02:52 | NE 7 | 11.27 | Fair | CLR | 2.2 | 1.7 | 97% | 0 | 75.82 | 1010.8 | ||||||
| 19 | 01:52 | Calm | 11.27 | A Few Clouds | FEW250 | 5 | 3.9 | 93% | 75.79 | 1010.3 | |||||||
| 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) | |||||||||||||||