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. | ||||||||||||||||
| 28 | 12:52 | W 13 | 16.09 | Partly Cloudy | SCT250 | -4.4 | -15.6 | -3.9 | -9.4 | 42% | -9 | 76.61 | 1021.0 | ||||
| 28 | 11:52 | NW 7 | 16.09 | A Few Clouds | FEW250 | -5.6 | -16.7 | 42% | -9 | 76.71 | 1022.6 | ||||||
| 28 | 10:52 | N 11 | 16.09 | A Few Clouds | FEW250 | -6.1 | -16.7 | 43% | -10 | 76.84 | 1024.2 | ||||||
| 28 | 09:52 | NW 22 | 16.09 | A Few Clouds | FEW250 | -7.2 | -17.2 | 45% | -14 | 76.89 | 1024.9 | ||||||
| 28 | 08:52 | N 19 | 16.09 | A Few Clouds | FEW250 | -8.3 | -18.3 | 45% | -15 | 76.89 | 1025.0 | ||||||
| 28 | 07:52 | NW 19 | 16.09 | A Few Clouds | FEW250 | -8.9 | -18.3 | 47% | -16 | 76.89 | 1024.9 | ||||||
| 28 | 06:52 | N 24 | 16.09 | A Few Clouds | FEW200 | -8.9 | -18.3 | -5.6 | -8.9 | 47% | -17 | 76.86 | 1024.5 | ||||
| 28 | 05:52 | N 17 G 39 | 16.09 | A Few Clouds | FEW060 | -8.9 | -18.3 | 47% | -15 | 76.86 | 1024.6 | ||||||
| 28 | 04:52 | N 20 | 16.09 | A Few Clouds | FEW060 FEW200 | -8.3 | -17.8 | 47% | -15 | 76.86 | 1024.6 | ||||||
| 28 | 03:52 | N 15 G 33 | 16.09 | Partly Cloudy | FEW060 SCT200 | -7.8 | -17.2 | 47% | -13 | 76.86 | 1024.5 | ||||||
| 28 | 02:52 | N 22 | 16.09 | A Few Clouds | FEW060 FEW200 | -6.7 | -16.7 | 45% | -14 | 76.81 | 1023.8 | ||||||
| 28 | 01:52 | NW 20 | 16.09 | Partly Cloudy | FEW060 SCT200 | -6.1 | -16.7 | 43% | -12 | 76.73 | 1022.8 | ||||||
| 28 | 00:52 | N 22 G 33 | 16.09 | Mostly Cloudy | SCT060 BKN200 | -5.6 | -14.4 | -0.6 | -5.6 | 50% | -12 | 76.68 | 1022.3 | ||||
| 27 | 23:52 | NW 9 | 16.09 | Overcast | OVC065 | -4.4 | -13.9 | 48% | -8 | 76.68 | 1022.0 | ||||||
| 27 | 22:52 | N 22 | 16.09 | Overcast | BKN050 OVC200 | -5 | -12.8 | 55% | -11 | 76.63 | 1021.6 | ||||||
| 27 | 21:52 | NW 19 G 48 | 16.09 | A Few Clouds | FEW065 | -3.9 | -13.9 | 46% | -9 | 76.56 | 1020.7 | ||||||
| 27 | 20:52 | NW 20 G 44 | 16.09 | Partly Cloudy | SCT065 | -3.3 | -14.4 | 42% | -9 | 76.5 | 1019.7 | ||||||
| 27 | 19:52 | NW 31 G 43 | 16.09 | Mostly Cloudy | BKN065 | -2.2 | -13.9 | 41% | -9 | 76.43 | 1018.7 | ||||||
| 27 | 18:52 | W 7 | 16.09 | Mostly Cloudy | BKN070 | -1.1 | -14.4 | -0.6 | -3.9 | 36% | -3 | 76.3 | 1017.2 | ||||
| 27 | 17:52 | SW 13 | 16.09 | Mostly Cloudy | BKN070 | -1.1 | -15 | 34% | -5 | 76.23 | 1016.1 | ||||||
| 27 | 16:52 | SW 11 | 16.09 | Mostly Cloudy | BKN075 BKN120 | -1.1 | -15.6 | 33% | -5 | 76.23 | 1015.9 | ||||||
| 27 | 15:52 | S 24 | 16.09 | Partly Cloudy | SCT120 | -1.1 | -16.7 | 30% | -7 | 76.2 | 1015.9 | ||||||
| 27 | 14:52 | SW 20 | 16.09 | Partly Cloudy | SCT140 | -2.2 | -17.2 | 31% | -8 | 76.23 | 1016.2 | ||||||
| 27 | 13:52 | S 17 | 16.09 | Mostly Cloudy | BKN140 | -2.8 | -16.1 | 35% | -8 | 76.3 | 1017.2 | ||||||
| 27 | 12:52 | SW 28 G 41 | 16.09 | Mostly Cloudy | BKN130 | -3.9 | -16.1 | -3.9 | -10.6 | 39% | -11 | 76.38 | 1018.2 | ||||
| 27 | 11:52 | S 17 | 16.09 | Partly Cloudy | SCT120 | -5 | -16.1 | 42% | -10 | 76.56 | 1020.4 | ||||||
| 27 | 10:52 | SW 17 | 16.09 | A Few Clouds | FEW200 | -6.1 | -17.2 | 41% | -12 | 76.66 | 1021.9 | ||||||
| 27 | 09:52 | S 11 | 16.09 | A Few Clouds | FEW200 | -7.8 | -17.2 | 47% | -12 | 76.73 | 1022.8 | ||||||
| 27 | 08:52 | S 6 | 16.09 | Fair | CLR | -8.9 | -17.2 | 51% | 76.76 | 1023.3 | |||||||
| 27 | 07:52 | SW 9 | 16.09 | Fair | CLR | -10 | -16.7 | 58% | -14 | 76.81 | 1023.9 | ||||||
| 27 | 06:52 | SW 6 | 16.09 | Fair | CLR | -10 | -16.1 | -6.7 | -10.6 | 61% | 76.84 | 1024.2 | |||||
| 27 | 05:52 | W 11 | 16.09 | Fair | CLR | -8.9 | -17.2 | 51% | -14 | 76.81 | 1024.0 | ||||||
| 27 | 04:52 | SW 6 | 16.09 | Fair | CLR | -8.9 | -17.2 | 51% | 76.84 | 1024.3 | |||||||
| 27 | 03:52 | W 11 | 16.09 | Fair | CLR | -8.3 | -17.2 | 49% | -13 | 76.81 | 1023.7 | ||||||
| 27 | 02:52 | W 13 | 16.09 | Fair | CLR | -7.8 | -17.2 | 47% | -13 | 76.78 | 1023.5 | ||||||
| 27 | 01:52 | W 15 | 16.09 | Fair | CLR | -7.2 | -16.7 | 47% | -13 | 76.76 | 1023.3 | ||||||
| 27 | 00:52 | W 13 | 16.09 | A Few Clouds | FEW055 | -6.7 | -16.7 | -5 | -7.2 | 45% | -12 | 76.73 | 1022.8 | ||||
| 26 | 23:52 | W 17 G 33 | 16.09 | A Few Clouds | FEW055 | -6.7 | -16.7 | 45% | -13 | 76.71 | 1022.6 | ||||||
| 26 | 22:52 | W 15 | 16.09 | A Few Clouds | FEW030 | -6.7 | -15.6 | 50% | -12 | 76.66 | 1022.0 | ||||||
| 26 | 21:52 | W 15 G 41 | 16.09 | Partly Cloudy | SCT050 | -5.6 | -16.1 | 44% | -11 | 76.63 | 1021.5 | ||||||
| 26 | 20:52 | NW 24 G 39 | 16.09 | Partly Cloudy | SCT055 | -5.6 | -15 | 48% | -12 | 76.53 | 1020.2 | ||||||
| 26 | 19:52 | NW 13 G 35 | 16.09 | A Few Clouds | FEW055 | -5 | -16.1 | 42% | -10 | 76.48 | 1019.4 | ||||||
| 26 | 18:52 | NW 17 | 16.09 | A Few Clouds | FEW055 | -5 | -15.6 | -2.2 | -5 | 44% | -10 | 76.4 | 1018.6 | ||||
| 26 | 17:52 | NW 30 G 50 | 16.09 | Partly Cloudy | SCT055 | -4.4 | -15.6 | 42% | -12 | 76.3 | 1017.2 | ||||||
| 26 | 16:52 | W 24 G 46 | 16.09 | Mostly Cloudy | BKN055 | -3.3 | -15 | 40% | -10 | 76.23 | 1016.0 | ||||||
| 26 | 15:52 | NW 37 G 61 | 16.09 | Mostly Cloudy and Breezy | BKN060 | -2.8 | -14.4 | 41% | -10 | 76.15 | 1015.2 | ||||||
| 26 | 14:52 | NW 30 G 50 | 16.09 | Partly Cloudy | SCT050 SCT130 | -2.2 | -13.9 | 41% | -9 | 76.07 | 1014.2 | ||||||
| 26 | 13:52 | NW 28 G 54 | 16.09 | Mostly Cloudy | FEW050 FEW120 BKN160 | -2.8 | -12.8 | 46% | -9 | 76.07 | 1014.0 | ||||||
| 26 | 12:52 | NW 33 G 54 | 16.09 | Mostly Cloudy and Breezy | FEW050 SCT120 BKN160 | -2.8 | -12.2 | -2.2 | -6.7 | 49% | -10 | 76.02 | 1013.5 | ||||
| 26 | 11:52 | NW 37 G 63 | 16.09 | Mostly Cloudy and Breezy | FEW040 FEW085 SCT110 BKN160 | -2.8 | -11.7 | 51% | -10 | 76.02 | 1013.6 | ||||||
| 26 | 10:52 | NW 28 G 50 | 16.09 | Overcast | FEW040 BKN080 OVC110 | -2.8 | -11.1 | 53% | -9 | 76.07 | 1013.9 | ||||||
| 26 | 09:52 | NW 19 | 16.09 | Mostly Cloudy | FEW040 FEW085 BKN110 BKN150 | -3.3 | -10 | 60% | -9 | 76.05 | 1013.8 | ||||||
| 26 | 08:52 | NW 15 | 16.09 | Mostly Cloudy | FEW040 BKN085 BKN150 | -4.4 | -9.4 | 68% | -9 | 76.02 | 1013.2 | ||||||
| 26 | 07:52 | N 24 G 33 | 16.09 | Overcast | FEW040 OVC085 | -4.4 | -9.4 | 68% | -11 | 75.95 | 1012.3 | ||||||
| 26 | 06:52 | N 7 | 16.09 | Overcast | OVC090 | -6.7 | -9.4 | -6.7 | -7.8 | 81% | -10 | 75.9 | 1011.8 | ||||
| 26 | 05:52 | N 9 | 16.09 | Overcast | OVC085 | -7.2 | -9.4 | 84% | -11 | 75.84 | 1011.1 | ||||||
| 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 | |||||
| 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) | |||||||||||||||