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. | ||||||||||||||||
| 26 | 04:52 | NW 11 | 16.09 | Mostly Cloudy | BKN095 BKN200 | -7.2 | -10 | 81% | -12 | 75.79 | 1010.2 | ||||||
| 26 | 03:52 | NW 13 | 16.09 | Mostly Cloudy | FEW014 SCT085 BKN200 | -7.8 | -10 | 84% | -13 | 75.77 | 1009.9 | ||||||
| 26 | 02:52 | NW 9 | 16.09 | Overcast | OVC015 | -7.2 | -10 | 81% | -11 | 75.72 | 1009.3 | ||||||
| 26 | 00:52 | NW 9 | 14.48 | Overcast | OVC010 | -7.2 | -9.4 | -4.4 | -7.2 | 84% | -11 | 75.72 | 1009.3 | 0.05 | |||
| 25 | 23:52 | NW 13 | 16.09 | Overcast | OVC012 | -7.2 | -10 | 81% | -12 | 75.72 | 1009.5 | ||||||
| 25 | 22:52 | N 13 | 16.09 | Overcast | OVC011 | -6.7 | -9.4 | 81% | -12 | 75.67 | 1008.7 | ||||||
| 25 | 21:52 | NW 13 | 16.09 | Overcast | OVC009 | -6.7 | -9.4 | 81% | -12 | 75.74 | 1009.6 | 0.05 | |||||
| 25 | 20:52 | NW 11 | 14.48 | Overcast | OVC009 | -6.1 | -8.3 | 85% | -10 | 75.72 | 1009.3 | ||||||
| 25 | 19:52 | N 6 | 12.87 | Light Freezing Rain | OVC007 | -5.6 | -7.8 | 85% | 75.51 | 1006.5 | 0.05 | ||||||
| 25 | 18:52 | NW 13 | 8.05 | Light Freezing Rain Fog/Mist | OVC007 | -5 | -6.7 | -1.7 | -7.8 | 88% | -10 | 75.72 | 1009.4 | 0.2 | 2.06 | ||
| 25 | 17:52 | N 13 | 4.83 | Freezing Rain Fog/Mist | OVC010 | -2.8 | -4.4 | 89% | -7 | 75.69 | 1009.1 | 0.41 | |||||
| 25 | 16:52 | NE 9 | 1.21 | Fog/Mist | BKN010 BKN015 OVC028 | -2.8 | -4.4 | 89% | -6 | 75.82 | 1010.7 | 0.48 | |||||
| 25 | 15:52 | N 13 | 2.01 | Fog/Mist | BKN015 OVC025 | -5 | -6.7 | 88% | -10 | 75.87 | 1011.4 | 0.43 | 0.97 | ||||
| 25 | 14:52 | N 17 G 37 | 2.41 | Fog/Mist | BKN015 OVC035 | -6.1 | -8.3 | 85% | -12 | 76.07 | 1013.9 | 0.2 | |||||
| 25 | 13:52 | N 22 | 1.21 | Fog/Mist | VV019 | -6.7 | -8.9 | 85% | -14 | 76.2 | 1015.9 | 0.33 | |||||
| 25 | 12:52 | N 22 | 1.21 | Sky Obscured | VV012 | -7.8 | -10 | -7.8 | -8.9 | 84% | -15 | 76.38 | 1018.2 | 0.18 | 1.78 | ||
| 25 | 11:52 | N 26 | 1.21 | Sky Obscured | VV011 | -8.3 | -10.6 | 84% | -16 | 76.5 | 1020.0 | 0.33 | |||||
| 25 | 09:52 | N 22 | 0.80 | Sky Obscured | VV011 | -8.3 | -10.6 | 84% | -16 | 76.91 | 1025.2 | 0.25 | 0.94 | ||||
| 25 | 08:52 | NE 24 | 1.61 | Fog/Mist | OVC021 | -8.9 | -11.1 | 84% | -17 | 76.99 | 1026.2 | 0.3 | |||||
| 25 | 06:52 | NE 20 | 0.80 | Snow | VV007 | -8.9 | -11.1 | -8.9 | -8.9 | 84% | -16 | 77.22 | 1029.3 | 0.33 | 1.17 | ||
| 25 | 05:52 | N 22 | 0.80 | Snow | VV008 | -8.9 | -10.6 | 88% | -16 | 77.34 | 1030.9 | 0.25 | |||||
| 25 | 04:52 | N 20 | 1.61 | Light Snow Fog/Mist | VV011 | -8.9 | -11.1 | 84% | -16 | 77.42 | 1032.0 | 0.28 | |||||
| 25 | 03:52 | NE 15 | 1.21 | Light Snow Fog/Mist | FEW009 OVC016 | -8.9 | -11.1 | 84% | -15 | 77.44 | 1032.4 | 0.1 | 0.3 | ||||
| 25 | 02:52 | NE 15 | 2.01 | Light Snow Fog/Mist | OVC021 | -8.9 | -11.1 | 84% | -15 | 77.55 | 1033.6 | 0.08 | |||||
| 25 | 01:52 | NE 15 | 1.21 | Light Snow Fog/Mist | VV011 | -8.9 | -11.1 | 84% | -15 | 77.65 | 1035.0 | 0.13 | |||||
| 25 | 00:52 | E 11 | 2.01 | Light Snow | OVC019 | -8.9 | -12.2 | -6.7 | -8.9 | 77% | -14 | 77.75 | 1036.3 | ||||
| 24 | 23:52 | E 11 | 9.66 | Light Snow | OVC044 | -7.8 | -15.6 | 54% | -12 | 77.8 | 1037.2 | ||||||
| 24 | 22:52 | E 9 | 14.48 | Light Snow | BKN055 OVC090 | -7.2 | -19.4 | 37% | -11 | 77.83 | 1037.5 | ||||||
| 24 | 21:52 | E 13 | 16.09 | Overcast | BKN080 OVC150 | -6.7 | -19.4 | 36% | -12 | 77.85 | 1037.8 | ||||||
| 24 | 20:52 | E 11 | 16.09 | Overcast | OVC080 | -6.7 | -21.1 | 31% | -11 | 77.88 | 1038.3 | ||||||
| 24 | 19:52 | NE 15 | 16.09 | Overcast | OVC100 | -6.7 | -21.1 | 31% | -12 | 77.93 | 1038.8 | ||||||
| 24 | 18:52 | NE 11 | 16.09 | Overcast | OVC095 | -6.7 | -22.2 | -5.6 | -7.8 | 28% | -11 | 77.9 | 1038.6 | ||||
| 24 | 17:52 | NE 15 | 16.09 | Overcast | OVC130 | -6.7 | -22.2 | 28% | -12 | 77.88 | 1038.3 | ||||||
| 24 | 16:52 | N 9 | 16.09 | Overcast | FEW080 BKN130 OVC200 | -6.7 | -22.8 | 27% | -11 | 77.88 | 1038.3 | ||||||
| 24 | 15:52 | NE 13 | 16.09 | Overcast | FEW080 FEW120 BKN170 OVC250 | -6.1 | -22.8 | 26% | -11 | 77.85 | 1037.9 | ||||||
| 24 | 14:52 | NE 9 | 16.09 | Mostly Cloudy | FEW120 SCT150 BKN250 | -6.1 | -23.3 | 24% | -10 | 77.85 | 1037.9 | ||||||
| 24 | 13:52 | N 20 | 16.09 | Mostly Cloudy | FEW120 FEW150 BKN250 | -6.7 | -22.8 | 27% | -13 | 77.88 | 1038.2 | ||||||
| 24 | 12:52 | N 15 | 16.09 | Mostly Cloudy | FEW150 BKN250 | -7.2 | -23.3 | -7.2 | -12.2 | 27% | -13 | 77.93 | 1038.9 | ||||
| 24 | 11:52 | NE 11 | 16.09 | Mostly Cloudy | FEW150 BKN250 | -7.8 | -23.3 | 28% | -12 | 78.03 | 1040.0 | ||||||
| 24 | 10:52 | N 11 | 16.09 | Mostly Cloudy | FEW150 BKN250 | -9.4 | -23.3 | 32% | -14 | 78.11 | 1041.1 | ||||||
| 24 | 09:52 | N 22 | 16.09 | Mostly Cloudy | SCT150 BKN250 | -10 | -23.3 | 33% | -18 | 78.08 | 1040.7 | ||||||
| 24 | 08:52 | N 20 | 16.09 | Mostly Cloudy | SCT150 BKN250 | -10.6 | -23.9 | 33% | -18 | 78.05 | 1040.4 | ||||||
| 24 | 07:52 | N 20 | 16.09 | Mostly Cloudy | BKN250 | -11.7 | -24.4 | 34% | -19 | 78 | 1039.8 | ||||||
| 24 | 06:52 | N 26 G 41 | 16.09 | Mostly Cloudy | FEW100 BKN250 | -12.2 | -24.4 | -7.8 | -12.2 | 36% | -21 | 77.93 | 1038.8 | ||||
| 24 | 05:52 | NW 31 | 16.09 | A Few Clouds | FEW100 FEW250 | -12.2 | -24.4 | 36% | -22 | 77.9 | 1038.3 | ||||||
| 24 | 04:52 | N 28 G 44 | 16.09 | A Few Clouds | FEW250 | -11.7 | -25 | 33% | -21 | 77.83 | 1037.4 | ||||||
| 24 | 03:52 | N 30 | 16.09 | A Few Clouds | FEW250 | -11.1 | -25.6 | 29% | -20 | 77.77 | 1036.6 | ||||||
| 24 | 02:52 | N 39 G 48 | 16.09 | A Few Clouds and Breezy | FEW250 | -10 | -22.8 | 35% | -20 | 77.72 | 1035.9 | ||||||
| 24 | 01:52 | N 39 G 52 | 16.09 | Partly Cloudy and Breezy | SCT200 | -8.9 | -23.9 | 29% | -19 | 77.62 | 1034.8 | ||||||
| 24 | 00:52 | N 37 G 52 | 16.09 | Fair and Breezy | CLR | -7.8 | -25 | 4.4 | -7.8 | 24% | -17 | 77.52 | 1033.4 | ||||
| 23 | 23:52 | N 33 G 56 | 16.09 | A Few Clouds and Breezy | FEW150 | -6.7 | -20.6 | 32% | -15 | 77.44 | 1032.2 | ||||||
| 23 | 22:52 | N 31 G 61 | 16.09 | Partly Cloudy | SCT190 | -5 | -17.8 | 36% | -13 | 77.37 | 1031.3 | ||||||
| 23 | 21:52 | N 39 G 81 | 16.09 | Mostly Cloudy and Breezy | BKN190 | -2.8 | -17.2 | 32% | -11 | 77.24 | 1029.5 | ||||||
| 23 | 20:52 | NW 44 G 65 | 16.09 | Mostly Cloudy and Windy | BKN190 | -0.6 | -16.7 | 29% | -8 | 77.09 | 1027.6 | ||||||
| 23 | 19:52 | N 31 G 50 | 16.09 | Mostly Cloudy | BKN200 | 2.8 | -14.4 | 27% | -3 | 76.96 | 1025.9 | ||||||
| 23 | 18:52 | NW 31 G 46 | 16.09 | Mostly Cloudy | BKN190 | 4.4 | -12.8 | 8.9 | 4.4 | 28% | -0 | 76.86 | 1024.4 | ||||
| 23 | 17:52 | N 19 | 16.09 | Mostly Cloudy | FEW170 BKN200 BKN250 | 5 | -12.2 | 28% | 2 | 76.73 | 1023.0 | ||||||
| 23 | 16:52 | W 9 | 16.09 | Mostly Cloudy | SCT170 BKN190 BKN250 | 7.2 | -13.9 | 21% | 6 | 76.63 | 1021.7 | ||||||
| 23 | 15:52 | W 22 G 30 | 16.09 | Mostly Cloudy | BKN170 BKN250 | 8.3 | -13.3 | 20% | 5 | 76.63 | 1021.6 | ||||||
| 23 | 14:52 | W 13 | 16.09 | Mostly Cloudy | SCT210 BKN250 | 8.3 | -13.3 | 20% | 6 | 76.63 | 1021.6 | ||||||
| 23 | 13:52 | N 13 | 16.09 | Overcast | SCT170 OVC250 | 6.1 | -12.8 | 25% | 4 | 76.66 | 1021.9 | ||||||
| 23 | 12:52 | N 19 | 16.09 | Overcast | OVC250 | 6.7 | -12.8 | 7.8 | -0.6 | 24% | 4 | 76.71 | 1022.6 | ||||
| 23 | 11:52 | NW 15 | 16.09 | Overcast | OVC250 | 6.7 | -12.8 | 24% | 4 | 76.78 | 1023.5 | ||||||
| 23 | 10:52 | W 22 | 16.09 | Overcast | OVC250 | 7.2 | -13.9 | 21% | 4 | 76.81 | 1024.0 | ||||||
| 23 | 09:52 | W 15 G 37 | 16.09 | Overcast | OVC250 | 7.2 | -12.2 | 24% | 5 | 76.81 | 1023.8 | ||||||
| 23 | 08:52 | S 9 | 16.09 | Overcast | OVC250 | 1.1 | -2.8 | 76% | -1 | 76.78 | 1023.7 | ||||||
| 23 | 07:52 | S 6 | 16.09 | Overcast | OVC250 | 0.6 | -4.4 | 70% | 76.76 | 1023.2 | |||||||
| 23 | 06:52 | S 9 | 16.09 | Overcast | OVC250 | 0 | -4.4 | 3.3 | -1.1 | 73% | -3 | 76.73 | 1022.8 | ||||
| 23 | 05:52 | S 7 | 16.09 | Overcast | OVC200 | 0 | -4.4 | 73% | -2 | 76.68 | 1022.3 | ||||||
| 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) | |||||||||||||||