Weather observations for the past three days for
Washington/Dulles International 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. | ||||||||||||||||
| 01 | 11:52 | NW 35 G 54 | 16.09 | A Few Clouds and Breezy | FEW050 FEW200 | -2.2 | -17.8 | 29% | -9 | 76 | 1013.4 | ||||||
| 01 | 10:52 | NW 24 G 43 | 16.09 | A Few Clouds | FEW055 FEW220 | -2.8 | -18.3 | 29% | -9 | 76.05 | 1014.2 | ||||||
| 01 | 09:52 | NW 26 G 44 | 16.09 | A Few Clouds | FEW055 | -3.3 | -18.3 | 31% | -10 | 76.02 | 1013.9 | ||||||
| 01 | 08:52 | N 26 G 44 | 16.09 | A Few Clouds | FEW065 FEW110 | -3.3 | -15.6 | 38% | -10 | 75.95 | 1012.8 | ||||||
| 01 | 07:52 | NW 19 G 41 | 16.09 | Mostly Cloudy | BKN065 BKN110 | -2.8 | -10.6 | 55% | -8 | 75.79 | 1010.6 | ||||||
| 01 | 06:52 | NW 31 G 48 | 16.09 | Overcast | FEW033 OVC055 | -0.6 | -7.2 | 1.7 | -1.1 | 61% | -7 | 75.64 | 1008.8 | 0.03 | |||
| 01 | 05:52 | N 28 G 41 | 9.66 | Fog/Mist | SCT011 BKN033 OVC050 | -0.6 | -5 | 72% | -7 | 75.54 | 1007.2 | 0.03 | |||||
| 01 | 04:52 | S 11 | 16.09 | Mostly Cloudy | BKN060 BKN070 | 0 | -5 | 69% | -3 | 75.29 | 1003.8 | ||||||
| 01 | 03:52 | SW 13 | 16.09 | Overcast | OVC050 | 1.7 | -5 | 61% | -2 | 75.29 | 1004.0 | ||||||
| 01 | 02:52 | SW 13 | 16.09 | Mostly Cloudy | BKN060 | 0 | -5.6 | 66% | -4 | 75.26 | 1003.6 | ||||||
| 01 | 01:52 | S 15 | 16.09 | Overcast | OVC060 | 1.1 | -5.6 | 61% | -3 | 75.31 | 1004.1 | ||||||
| 01 | 00:52 | S 11 | 16.09 | Overcast | OVC055 | 1.1 | -5.6 | 1.7 | 1.1 | 61% | -2 | 75.34 | 1004.6 | ||||
| 31 | 23:52 | SW 7 | 16.09 | Overcast | OVC050 | 1.1 | -5.6 | 61% | -1 | 75.41 | 1005.6 | ||||||
| 31 | 22:52 | S 7 | 16.09 | Overcast | OVC047 | 1.1 | -6.1 | 59% | -1 | 75.46 | 1006.2 | ||||||
| 31 | 21:52 | SW 9 | 16.09 | Overcast | OVC048 | 1.1 | -6.1 | 59% | -1 | 75.49 | 1006.7 | ||||||
| 31 | 20:52 | S 11 | 16.09 | Overcast | OVC049 | 1.7 | -6.7 | 54% | -1 | 75.54 | 1007.3 | ||||||
| 31 | 19:52 | S 11 | 16.09 | Overcast | BKN050 OVC070 | 1.7 | -6.7 | 54% | -1 | 75.59 | 1008.0 | ||||||
| 31 | 18:52 | S 11 | 16.09 | Overcast | BKN050 OVC070 | 1.7 | -7.2 | 1.7 | 0.6 | 52% | -1 | 75.69 | 1009.2 | ||||
| 31 | 17:52 | S 9 | 16.09 | Overcast | OVC050 | 1.7 | -8.3 | 48% | -1 | 75.72 | 1009.8 | ||||||
| 31 | 16:52 | SW 11 | 16.09 | Overcast | OVC050 | 1.7 | -8.9 | 46% | -1 | 75.74 | 1010.1 | ||||||
| 31 | 15:52 | SW 15 | 16.09 | Overcast | OVC049 | 1.7 | -9.4 | 44% | -2 | 75.77 | 1010.3 | ||||||
| 31 | 14:52 | SW 17 | 16.09 | Overcast | OVC050 | 1.7 | -10 | 42% | -2 | 75.77 | 1010.5 | ||||||
| 31 | 13:52 | SW 13 | 16.09 | Overcast | OVC048 | 1.1 | -10.6 | 42% | -2 | 75.82 | 1011.0 | ||||||
| 31 | 12:52 | SW 11 | 16.09 | Overcast | OVC048 | 0.6 | -11.1 | 0.6 | -7.2 | 42% | -2 | 75.9 | 1012.0 | ||||
| 31 | 11:52 | SW 13 G 30 | 16.09 | Mostly Cloudy | BKN050 BKN090 BKN220 | 0 | -11.7 | 41% | -4 | 75.95 | 1012.9 | ||||||
| 31 | 10:52 | W 13 | 16.09 | Mostly Cloudy | BKN050 BKN100 BKN250 | -0.6 | -12.2 | 42% | -4 | 76.05 | 1014.1 | ||||||
| 31 | 09:52 | S 11 | 16.09 | Mostly Cloudy | FEW045 BKN090 BKN220 | -0.6 | -11.7 | 43% | -4 | 76.1 | 1014.9 | ||||||
| 31 | 08:52 | S 6 | 16.09 | Mostly Cloudy | FEW100 BKN220 | -5.6 | -12.2 | 60% | 76.12 | 1015.1 | |||||||
| 31 | 07:52 | Calm | 16.09 | Mostly Cloudy | BKN200 | -5.6 | -12.2 | 60% | 76.07 | 1014.7 | |||||||
| 31 | 06:52 | Calm | 16.09 | Overcast | BKN050 BKN140 OVC220 | -6.7 | -12.2 | -3.9 | -7.2 | 65% | 76.1 | 1015.0 | |||||
| 31 | 05:52 | Calm | 16.09 | Mostly Cloudy | FEW060 BKN200 | -6.7 | -12.8 | 62% | 76.07 | 1014.6 | |||||||
| 31 | 04:52 | Calm | 16.09 | Overcast | SCT110 OVC200 | -4.4 | -12.8 | 52% | 76.05 | 1014.1 | |||||||
| 31 | 03:52 | Calm | 16.09 | Mostly Cloudy | FEW075 SCT095 BKN110 | -4.4 | -11.7 | 57% | 76.05 | 1014.0 | |||||||
| 31 | 02:52 | SW 6 | 16.09 | Overcast | BKN085 OVC100 | -3.9 | -12.8 | 50% | 76.05 | 1014.2 | |||||||
| 31 | 01:52 | S 9 | 16.09 | Overcast | OVC130 | -4.4 | -12.8 | 52% | -8 | 76.05 | 1014.2 | ||||||
| 31 | 00:52 | W 11 | 16.09 | Partly Cloudy | SCT190 | -4.4 | -12.8 | -2.8 | -6.1 | 52% | -8 | 76.07 | 1014.3 | ||||
| 30 | 23:52 | W 7 | 16.09 | Partly Cloudy | SCT190 | -5.6 | -13.3 | 55% | -9 | 76.1 | 1014.8 | ||||||
| 30 | 22:52 | Calm | 16.09 | A Few Clouds | FEW049 | -5.6 | -13.3 | 55% | 76.15 | 1015.5 | |||||||
| 30 | 21:52 | W 15 | 16.09 | A Few Clouds | FEW050 | -5 | -13.3 | 53% | -10 | 76.12 | 1015.1 | ||||||
| 30 | 20:52 | W 13 G 28 | 16.09 | A Few Clouds | FEW050 | -3.3 | -13.3 | 46% | -8 | 76.1 | 1014.6 | ||||||
| 30 | 19:52 | W 24 | 16.09 | Partly Cloudy | SCT050 | -3.3 | -13.3 | 46% | -10 | 76.1 | 1014.6 | ||||||
| 30 | 18:52 | NW 13 | 16.09 | A Few Clouds | FEW055 | -2.8 | -13.3 | 1.7 | -2.8 | 45% | -7 | 76.1 | 1014.8 | ||||
| 30 | 17:52 | W 26 | 16.09 | A Few Clouds | FEW055 | -2.8 | -13.3 | 45% | -9 | 76.05 | 1014.0 | ||||||
| 30 | 16:52 | W 31 G 59 | 16.09 | A Few Clouds | FEW055 | -1.7 | -13.3 | 41% | -8 | 76 | 1013.5 | ||||||
| 30 | 15:52 | NW 20 G 41 | 16.09 | Partly Cloudy | SCT055 | 0 | -13.3 | 36% | -5 | 76 | 1013.4 | ||||||
| 30 | 14:52 | NW 26 G 43 | 16.09 | Partly Cloudy | SCT050 | -0.6 | -12.8 | 40% | -6 | 75.95 | 1012.8 | ||||||
| 30 | 13:52 | W 37 G 52 | 16.09 | Partly Cloudy and Breezy | SCT050 | 1.1 | -12.8 | 35% | -5 | 75.95 | 1012.6 | ||||||
| 30 | 12:52 | W 31 G 61 | 16.09 | Mostly Cloudy | BKN060 | 0.6 | -12.8 | 1.7 | -1.7 | 36% | -5 | 75.97 | 1013.0 | ||||
| 30 | 11:52 | W 41 G 57 | 16.09 | Mostly Cloudy and Breezy | BKN050 | -0.6 | -12.2 | 42% | -8 | 76 | 1013.4 | ||||||
| 30 | 10:52 | NW 43 G 67 | 16.09 | Overcast and Windy | OVC050 | -1.1 | -12.2 | 43% | -9 | 76.05 | 1014.2 | ||||||
| 30 | 09:52 | NW 46 | 16.09 | Mostly Cloudy and Windy | BKN050 | -1.1 | -12.2 | 43% | -9 | 76.02 | 1013.9 | ||||||
| 30 | 08:52 | NW 37 G 50 | 16.09 | Mostly Cloudy and Breezy | BKN050 | -1.1 | -12.2 | 43% | -8 | 76.02 | 1013.6 | ||||||
| 30 | 07:52 | NW 31 G 65 | 16.09 | Mostly Cloudy | BKN049 | -1.7 | -12.2 | 45% | -8 | 75.95 | 1012.9 | ||||||
| 30 | 06:52 | NW 37 G 67 | 16.09 | Overcast and Breezy | OVC048 | -1.7 | -11.7 | -1.1 | -1.7 | 47% | -9 | 75.9 | 1012.2 | ||||
| 30 | 05:52 | NW 39 G 57 | 16.09 | Overcast and Breezy | OVC050 | -1.7 | -11.7 | 47% | -9 | 75.87 | 1011.6 | ||||||
| 30 | 04:52 | NW 46 G 65 | 16.09 | Overcast and Windy | OVC049 | -1.7 | -12.2 | 45% | -10 | 75.82 | 1011.0 | ||||||
| 30 | 03:52 | NW 39 G 63 | 16.09 | Overcast and Breezy | OVC048 | -1.7 | -12.2 | 45% | -9 | 75.79 | 1010.8 | ||||||
| 30 | 02:52 | NW 39 G 70 | 16.09 | Overcast and Breezy | OVC047 | -1.7 | -12.2 | 45% | -9 | 75.79 | 1010.7 | ||||||
| 30 | 01:52 | NW 43 G 59 | 16.09 | Overcast and Windy | OVC050 | -1.1 | -12.2 | 43% | -9 | 75.77 | 1010.1 | ||||||
| 30 | 00:52 | NW 31 G 50 | 16.09 | Overcast | OVC050 | -1.1 | -12.2 | 1.7 | -1.1 | 43% | -8 | 75.77 | 1010.1 | ||||
| 29 | 23:52 | NW 41 G 67 | 16.09 | Mostly Cloudy and Breezy | BKN050 | -0.6 | -11.7 | 43% | -8 | 75.77 | 1010.0 | ||||||
| 29 | 22:52 | W 31 G 57 | 16.09 | Partly Cloudy | SCT055 | -1.1 | -11.7 | 45% | -8 | 75.72 | 1009.6 | ||||||
| 29 | 21:52 | W 50 G 70 | 16.09 | Mostly Cloudy and Windy | BKN055 | -0.6 | -11.1 | 45% | -8 | 75.64 | 1008.6 | ||||||
| 29 | 20:52 | NW 39 G 63 | 16.09 | Mostly Cloudy and Breezy | BKN050 | 0 | -11.1 | 43% | -7 | 75.64 | 1008.4 | ||||||
| 29 | 19:52 | NW 37 G 72 | 16.09 | Partly Cloudy and Breezy | SCT055 | 0 | -11.7 | 41% | -7 | 75.62 | 1008.1 | ||||||
| 29 | 18:52 | NW 35 G 69 | 16.09 | Mostly Cloudy and Breezy | BKN055 | 1.7 | -10.6 | 13.3 | 1.7 | 40% | -4 | 75.49 | 1006.5 | ||||
| 29 | 17:52 | NW 35 G 50 | 16.09 | Mostly Cloudy and Breezy | SCT055 BKN075 | 2.8 | -9.4 | 41% | -3 | 75.39 | 1005.1 | ||||||
| 29 | 16:52 | W 43 G 69 | 16.09 | Partly Cloudy and Windy | FEW075 SCT250 | 4.4 | -9.4 | 36% | -1 | 75.23 | 1003.2 | ||||||
| 29 | 15:52 | NW 44 G 67 | 16.09 | Partly Cloudy and Windy | FEW070 SCT250 | 7.8 | -10 | 27% | 3 | 75.11 | 1001.4 | ||||||
| 29 | 14:52 | W 52 G 70 | 16.09 | Partly Cloudy and Windy | FEW070 SCT250 | 9.4 | -10.6 | 23% | 5 | 74.98 | 999.7 | ||||||
| 29 | 13:52 | W 44 G 81 | 16.09 | Partly Cloudy and Windy | SCT055 SCT250 | 10.6 | -8.9 | 25% | 74.88 | 998.2 | |||||||
| 29 | 12:52 | NW 33 G 59 | 16.09 | Mostly Cloudy and Breezy | FEW030 BKN055 BKN080 | 12.8 | 0.6 | 15.6 | 11.7 | 44% | 74.78 | 996.7 | |||||
| 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) | |||||||||||||||