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. | ||||||||||||||||
| 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 | |||||||
| 19 | 00:52 | Calm | 14.48 | Partly Cloudy | FEW090 SCT250 | 3.9 | 2.8 | 10.6 | 3.9 | 93% | 75.77 | 1010.1 | |||||
| 18 | 23:52 | N 9 | 11.27 | Mostly Cloudy | FEW055 BKN250 | 6.1 | 3.9 | 86% | 4 | 75.77 | 1010.1 | ||||||
| 18 | 22:52 | NE 7 | 14.48 | Mostly Cloudy | FEW055 BKN250 | 7.2 | 5 | 86% | 6 | 75.72 | 1009.3 | ||||||
| 18 | 21:52 | NE 11 | 12.87 | Overcast | OVC055 | 7.2 | 5 | 86% | 5 | 75.67 | 1008.8 | ||||||
| 18 | 20:52 | Calm | 16.09 | Mostly Cloudy | BKN060 BKN210 | 7.2 | 5.6 | 90% | 75.62 | 1008.1 | |||||||
| 18 | 19:52 | S 13 | 16.09 | Mostly Cloudy | BKN060 BKN190 | 10.6 | 7.8 | 83% | 75.59 | 1007.6 | |||||||
| 18 | 18:52 | S 9 | 16.09 | Mostly Cloudy | BKN060 BKN085 | 8.9 | 6.1 | 10 | 6.7 | 83% | 8 | 75.59 | 1007.7 | ||||
| 18 | 17:52 | Calm | 11.27 | Overcast | BKN060 OVC080 | 8.9 | 5.6 | 80% | 75.57 | 1007.5 | |||||||
| 18 | 16:52 | Calm | 9.66 | Fog/Mist | BKN060 OVC190 | 6.7 | 4.4 | 85% | 75.57 | 1007.4 | |||||||
| 18 | 15:52 | Calm | 11.27 | Overcast | OVC060 | 7.8 | 4.4 | 79% | 75.51 | 1006.6 | |||||||
| 18 | 14:52 | N 6 | 12.87 | Overcast | OVC060 | 9.4 | 5 | 74% | 75.59 | 1007.7 | |||||||
| 18 | 13:52 | Calm | 9.66 | Overcast with Haze | OVC065 | 8.3 | 4.4 | 77% | 75.59 | 1007.6 | |||||||
| 18 | 12:52 | Calm | 9.66 | Overcast with Haze | OVC190 | 8.3 | 4.4 | 8.3 | 2.2 | 77% | 75.59 | 1007.9 | |||||
| 18 | 11:52 | Calm | 8.05 | Overcast with Haze | OVC200 | 6.1 | 3.3 | 82% | 75.69 | 1009.0 | |||||||
| 18 | 10:52 | Calm | 8.05 | Overcast with Haze | OVC180 | 5 | 2.2 | 82% | 75.79 | 1010.4 | |||||||
| 18 | 09:52 | Calm | 6.44 | Fog/Mist | OVC230 | 4.4 | 2.2 | 86% | 75.87 | 1011.3 | |||||||
| 18 | 08:52 | E 7 | 4.83 | Fog/Mist | OVC230 | 3.3 | 1.7 | 89% | 2 | 75.95 | 1012.3 | ||||||
| 18 | 07:52 | NE 7 | 4.83 | Fog/Mist | SCT190 OVC240 | 2.2 | 1.7 | 97% | 0 | 75.95 | 1012.4 | ||||||
| 18 | 06:52 | NE 9 | 4.83 | Shallow Fog Fog/Mist | OVC170 | 2.2 | 1.7 | 3.3 | 2.2 | 97% | -0 | 76 | 1012.9 | ||||
| 18 | 05:52 | N 7 | 8.05 | Fog/Mist | OVC140 | 2.8 | 1.7 | 93% | 1 | 76.02 | 1013.4 | ||||||
| 18 | 04:52 | NE 9 | 8.05 | Fog/Mist | OVC140 | 2.8 | 1.7 | 93% | 1 | 76.07 | 1014.1 | ||||||
| 18 | 03:52 | NE 9 | 9.66 | Fog/Mist | OVC140 | 2.8 | 1.7 | 93% | 1 | 76.1 | 1014.4 | ||||||
| 18 | 02:52 | NE 6 | 9.66 | Fog/Mist | OVC150 | 3.3 | 2.2 | 93% | 76.2 | 1015.7 | |||||||
| 18 | 01:52 | NE 6 | 9.66 | Fog/Mist | BKN150 OVC250 | 3.3 | 2.2 | 93% | 76.25 | 1016.5 | |||||||
| 18 | 00:52 | NE 11 | 12.87 | Overcast | OVC250 | 2.8 | 1.7 | 6.1 | 2.8 | 93% | 0 | 76.28 | 1016.8 | ||||
| 17 | 23:52 | NE 9 | 12.87 | Mostly Cloudy | FEW150 BKN250 | 3.3 | 1.7 | 89% | 1 | 76.35 | 1017.9 | ||||||
| 17 | 22:52 | N 7 | 12.87 | Overcast | FEW130 SCT150 OVC250 | 3.3 | 1.7 | 89% | 2 | 76.38 | 1018.1 | ||||||
| 17 | 21:52 | NE 6 | 14.48 | Mostly Cloudy | SCT160 BKN250 | 3.9 | 2.2 | 89% | 76.43 | 1019.0 | |||||||
| 17 | 20:52 | Calm | 16.09 | Mostly Cloudy | BKN160 BKN250 | 5 | 2.8 | 86% | 76.48 | 1019.6 | |||||||
| 17 | 19:52 | E 6 | 16.09 | Mostly Cloudy | BKN220 BKN250 | 6.1 | 3.3 | 82% | 76.48 | 1019.7 | |||||||
| 17 | 18:52 | NE 6 | 16.09 | Mostly Cloudy | BKN190 BKN240 | 5.6 | 2.8 | 8.9 | 4.4 | 82% | 76.5 | 1019.7 | |||||
| 17 | 17:52 | Calm | 16.09 | Mostly Cloudy | SCT210 BKN240 | 7.8 | 3.3 | 73% | 76.48 | 1019.6 | |||||||
| 17 | 16:52 | Calm | 16.09 | Overcast | BKN210 OVC250 | 7.2 | 3.3 | 77% | 76.48 | 1019.4 | |||||||
| 17 | 15:52 | Calm | 16.09 | Overcast | BKN200 OVC250 | 7.8 | 3.3 | 73% | 76.48 | 1019.6 | |||||||
| 17 | 14:52 | SE 6 | 12.87 | Mostly Cloudy | BKN210 | 6.7 | 2.8 | 76% | 76.48 | 1019.6 | |||||||
| 17 | 13:52 | S 9 | 12.87 | Mostly Cloudy | SCT009 BKN210 | 6.1 | 2.8 | 80% | 4 | 76.53 | 1020.1 | ||||||
| 17 | 12:52 | Vrbl 7 | 11.27 | Overcast | OVC008 | 5 | 2.8 | 86% | 4 | 76.58 | 1021.0 | ||||||
| 17 | 11:52 | SW 7 | 12.87 | Overcast | OVC006 | 4.4 | 2.2 | 86% | 3 | 76.63 | 1021.7 | ||||||
| 17 | 10:52 | SW 9 | 9.66 | Fog/Mist | OVC004 | 4.4 | 2.8 | 89% | 2 | 76.68 | 1022.2 | ||||||
| 17 | 09:52 | SW 9 | 4.83 | Fog/Mist | OVC004 | 3.9 | 2.8 | 93% | 2 | 76.71 | 1022.5 | ||||||
| 17 | 08:52 | SW 11 | 4.83 | Fog/Mist | OVC005 | 3.3 | 2.2 | 93% | 1 | 76.71 | 1022.7 | ||||||
| 17 | 07:52 | SW 9 | 2.41 | Fog/Mist | OVC003 | 2.8 | 2.2 | 96% | 1 | 76.71 | 1022.5 | ||||||
| 17 | 06:52 | SW 11 | 4.02 | Fog/Mist | OVC003 | 2.8 | 1.7 | 93% | 0 | 76.71 | 1022.7 | ||||||
| 17 | 05:52 | SW 11 | 4.02 | Fog/Mist | OVC005 | 2.8 | 1.1 | 89% | 0 | 76.68 | 1022.3 | ||||||
| 17 | 04:52 | S 11 | 4.02 | Fog/Mist | OVC005 | 2.2 | 0.6 | 89% | -1 | 76.68 | 1022.1 | ||||||
| 17 | 03:52 | S 9 | 4.02 | Fog/Mist | OVC007 | 1.7 | 0 | 89% | -1 | 76.66 | 1021.9 | ||||||
| 17 | 02:52 | S 9 | 8.05 | Fog/Mist | OVC008 | 1.7 | 0 | 89% | -1 | 76.68 | 1022.3 | ||||||
| 17 | 01:52 | Calm | 9.66 | Fog/Mist | SCT010 | 1.7 | 0 | 89% | 76.71 | 1022.6 | |||||||
| 17 | 00:52 | Calm | 11.27 | A Few Clouds | FEW250 | 1.7 | 0 | 89% | 76.71 | 1022.6 | |||||||
| 16 | 23:52 | S 6 | 11.27 | A Few Clouds | FEW250 | 1.7 | 0 | 89% | 76.73 | 1022.9 | |||||||
| 16 | 22:52 | S 6 | 16.09 | A Few Clouds | FEW250 | 2.2 | 0 | 86% | 76.71 | 1022.5 | |||||||
| 16 | 21:52 | S 6 | 14.48 | A Few Clouds | FEW250 | 2.8 | 0.6 | 86% | 76.71 | 1022.6 | |||||||
| 16 | 20:52 | S 6 | 12.87 | Partly Cloudy | FEW015 SCT250 | 3.3 | 1.1 | 86% | 76.71 | 1022.5 | |||||||
| 16 | 19:52 | E 6 | 11.27 | Partly Cloudy | FEW015 SCT250 | 3.9 | 1.1 | 82% | 76.68 | 1022.4 | |||||||
| 16 | 18:52 | E 9 | 11.27 | Partly Cloudy | SCT020 SCT250 | 5 | 1.1 | 76% | 3 | 76.71 | 1022.5 | ||||||
| 16 | 17:52 | SE 7 | 11.27 | Mostly Cloudy | SCT015 SCT029 BKN250 | 5.6 | 2.2 | 79% | 4 | 76.66 | 1022.0 | ||||||
| 16 | 16:52 | S 6 | 9.66 | Overcast with Haze | OVC015 | 5.6 | 1.1 | 73% | 76.63 | 1021.6 | |||||||
| 16 | 15:52 | Calm | 11.27 | Overcast | OVC015 | 6.7 | 1.1 | 68% | 76.58 | 1020.9 | |||||||
| 16 | 14:52 | NE 7 | 11.27 | Overcast | OVC016 | 6.7 | 2.2 | 73% | 6 | 76.58 | 1020.9 | ||||||
| 16 | 13:52 | N 6 | 9.66 | Fog/Mist | OVC014 | 6.7 | 1.1 | 68% | 76.58 | 1020.7 | |||||||
| 16 | 12:52 | NE 11 | 9.66 | Fog/Mist | OVC014 | 6.1 | 1.1 | 71% | 4 | 76.58 | 1020.9 | ||||||
| 16 | 11:52 | N 11 | 9.66 | Fog/Mist | OVC014 | 6.7 | 0.6 | 65% | 5 | 76.61 | 1021.2 | ||||||
| 16 | 10:52 | N 11 | 9.66 | Fog/Mist | BKN013 | 7.8 | 1.1 | 63% | 6 | 76.56 | 1020.7 | ||||||
| 16 | 09:52 | N 13 | 9.66 | Fog/Mist | BKN010 BKN025 | 6.1 | 1.1 | 71% | 4 | 76.53 | 1020.1 | ||||||
| 16 | 08:52 | N 15 | 9.66 | Fog/Mist | SCT008 OVC010 | 4.4 | 1.1 | 79% | 1 | 76.48 | 1019.6 | ||||||
| 16 | 07:52 | N 17 | 9.66 | Fog/Mist | OVC010 | 3.3 | 1.1 | 86% | -0 | 76.45 | 1019.2 | ||||||
| 16 | 06:52 | N 17 | 11.27 | Overcast | OVC007 | 3.3 | 1.1 | 86% | -0 | 76.38 | 1018.1 | ||||||
| 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) | |||||||||||||||