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 | 09:52 | S 13 | 16.09 | Fair | CLR | 7.8 | -3.3 | 46% | 6 | 76.48 | 1019.5 | ||||||
| 28 | 08:52 | SE 6 | 16.09 | A Few Clouds | FEW100 | 5.6 | -2.8 | 55% | 76.48 | 1019.4 | |||||||
| 28 | 07:52 | W 6 | 16.09 | A Few Clouds | FEW100 FEW250 | 4.4 | -2.2 | 63% | 76.48 | 1019.4 | |||||||
| 28 | 06:52 | S 6 | 16.09 | Fair | CLR | 2.2 | -3.3 | 4.4 | 2.2 | 67% | 76.43 | 1019.0 | |||||
| 28 | 05:52 | Calm | 16.09 | Fair | CLR | 2.2 | -2.8 | 70% | 76.45 | 1019.3 | |||||||
| 28 | 04:52 | SW 6 | 16.09 | Fair | CLR | 2.8 | -3.3 | 65% | 76.48 | 1019.5 | |||||||
| 28 | 03:52 | S 7 | 16.09 | Fair | CLR | 2.8 | -1.7 | 73% | 1 | 76.45 | 1019.2 | ||||||
| 28 | 02:52 | Calm | 16.09 | A Few Clouds | FEW250 | 3.9 | -3.3 | 60% | 76.48 | 1019.4 | |||||||
| 28 | 01:52 | S 6 | 16.09 | Fair | CLR | 3.3 | 0 | 79% | 76.45 | 1019.2 | |||||||
| 28 | 00:52 | S 6 | 16.09 | Fair | CLR | 3.9 | -1.7 | 7.8 | 3.9 | 67% | 76.48 | 1019.4 | |||||
| 27 | 23:52 | S 6 | 16.09 | A Few Clouds | FEW250 | 5 | -1.1 | 65% | 76.48 | 1019.5 | |||||||
| 27 | 22:52 | S 7 | 16.09 | Fair | CLR | 5 | -1.7 | 62% | 4 | 76.48 | 1019.7 | ||||||
| 27 | 21:52 | S 7 | 16.09 | Fair | CLR | 6.1 | -2.2 | 56% | 5 | 76.53 | 1020.2 | ||||||
| 27 | 20:52 | S 7 | 16.09 | Fair | CLR | 6.1 | -1.1 | 60% | 5 | 76.48 | 1019.7 | ||||||
| 27 | 19:52 | S 11 | 16.09 | A Few Clouds | FEW060 | 7.2 | 0.6 | 63% | 5 | 76.48 | 1019.4 | ||||||
| 27 | 18:52 | S 15 | 16.09 | A Few Clouds | FEW055 FEW250 | 8.3 | 1.7 | 13.9 | 7.8 | 63% | 6 | 76.4 | 1018.7 | ||||
| 27 | 17:52 | S 19 | 16.09 | A Few Clouds | FEW050 FEW200 | 9.4 | 1.7 | 59% | 7 | 76.38 | 1018.3 | ||||||
| 27 | 16:52 | S 11 | 16.09 | A Few Clouds | FEW042 FEW200 | 12.8 | -2.2 | 36% | 76.38 | 1018.1 | |||||||
| 27 | 15:52 | S 13 | 16.09 | Partly Cloudy | FEW040 SCT210 | 12.8 | -2.8 | 34% | 76.38 | 1018.3 | |||||||
| 27 | 14:52 | S 11 | 16.09 | A Few Clouds | FEW040 FEW200 | 13.3 | -2.2 | 34% | 76.38 | 1018.1 | |||||||
| 27 | 13:52 | S 6 | 16.09 | A Few Clouds | FEW040 FEW200 | 12.2 | -1.1 | 40% | 76.4 | 1018.4 | |||||||
| 27 | 12:52 | SE 7 | 16.09 | A Few Clouds | FEW030 FEW250 | 11.1 | 0 | 11.7 | 0.6 | 47% | 76.43 | 1019.0 | |||||
| 27 | 11:52 | SE 6 | 16.09 | A Few Clouds | FEW025 FEW250 | 9.4 | -1.1 | 48% | 76.5 | 1019.9 | |||||||
| 27 | 10:52 | E 6 | 12.87 | Partly Cloudy | FEW015 SCT250 | 7.2 | 2.8 | 74% | 76.53 | 1020.1 | |||||||
| 27 | 09:52 | Calm | 9.66 | Fog/Mist | BKN250 | 4.4 | 3.3 | 93% | 76.5 | 1020.0 | |||||||
| 27 | 08:52 | Calm | 6.44 | Fog/Mist | SCT000 SCT006 BKN120 | 2.2 | 1.7 | 97% | 76.48 | 1019.5 | |||||||
| 27 | 07:52 | Calm | 0.21 | Fog | VV001 | 0.6 | 0.6 | 100% | 76.45 | 1019.2 | |||||||
| 27 | 06:52 | S 7 | 1.61 | Fog/Mist | SCT000 SCT040 BKN200 | 0.6 | 0 | 3.9 | 0 | 96% | -1 | 76.4 | 1018.6 | ||||
| 27 | 05:52 | Calm | 4.83 | Shallow Fog Fog/Mist | FEW005 | 1.1 | 0.6 | 97% | 76.33 | 1017.6 | |||||||
| 27 | 04:52 | Calm | 6.44 | Fog/Mist | CLR | 1.7 | 1.1 | 96% | 76.28 | 1016.7 | |||||||
| 27 | 03:52 | Calm | 8.05 | Shallow Fog Fog/Mist | CLR | 1.7 | 1.1 | 96% | 76.23 | 1016.1 | |||||||
| 27 | 02:52 | Calm | 11.27 | A Few Clouds | FEW090 | 1.7 | 1.1 | 96% | 76.17 | 1015.6 | |||||||
| 27 | 01:52 | Calm | 11.27 | A Few Clouds | FEW090 | 3.3 | 2.2 | 93% | 76.2 | 1015.9 | |||||||
| 27 | 00:52 | SW 6 | 14.48 | A Few Clouds | FEW090 | 3.3 | 1.7 | 6.7 | 2.8 | 89% | 76.2 | 1015.8 | |||||
| 26 | 23:52 | Calm | 16.09 | Mostly Cloudy | FEW070 BKN090 | 3.9 | 2.2 | 89% | 76.17 | 1015.4 | |||||||
| 26 | 22:52 | Calm | 16.09 | Partly Cloudy | FEW070 SCT095 | 4.4 | 2.8 | 89% | 76.12 | 1014.9 | |||||||
| 26 | 21:52 | Calm | 16.09 | Overcast | FEW050 BKN065 OVC075 | 5 | 2.8 | 86% | 76.1 | 1014.6 | |||||||
| 26 | 20:52 | Calm | 16.09 | Mostly Cloudy | SCT050 SCT070 BKN100 | 6.1 | 2.2 | 76% | 76.07 | 1014.0 | |||||||
| 26 | 19:52 | Calm | 16.09 | Mostly Cloudy | BKN050 BKN120 | 6.1 | 2.2 | 76% | 76.02 | 1013.4 | |||||||
| 26 | 18:52 | N 7 | 16.09 | Overcast | OVC050 | 6.7 | 2.2 | 10.6 | 6.1 | 73% | 6 | 76 | 1013.1 | 0.03 | |||
| 26 | 17:52 | N 15 | 16.09 | Overcast | FEW060 BKN070 OVC100 | 6.7 | 1.7 | 71% | 4 | 75.9 | 1011.8 | ||||||
| 26 | 16:52 | N 26 | 16.09 | Overcast | FEW047 SCT055 OVC080 | 7.8 | 2.2 | 68% | 4 | 75.87 | 1011.6 | 0.03 | |||||
| 26 | 15:52 | Calm | 16.09 | Light Rain | SCT047 OVC055 | 9.4 | 0.6 | 55% | 75.82 | 1010.7 | |||||||
| 26 | 14:52 | N 19 G 26 | 16.09 | Light Rain | OVC055 | 10.6 | -0.6 | 46% | 75.82 | 1010.8 | |||||||
| 26 | 13:52 | NE 11 | 16.09 | Overcast | OVC055 | 10 | -0.6 | 48% | 9 | 75.84 | 1011.0 | ||||||
| 26 | 12:52 | NE 15 | 16.09 | Overcast | BKN060 BKN075 OVC200 | 10.6 | -1.1 | 10.6 | 3.3 | 45% | 75.87 | 1011.3 | |||||
| 26 | 11:52 | NE 13 | 16.09 | Mostly Cloudy | SCT110 BKN180 BKN250 | 10 | -0.6 | 48% | 8 | 75.95 | 1012.6 | ||||||
| 26 | 10:52 | NE 11 | 16.09 | Mostly Cloudy | FEW110 SCT180 BKN250 | 8.9 | 0.6 | 56% | 7 | 75.95 | 1012.4 | ||||||
| 26 | 09:52 | NE 17 | 14.48 | Overcast | FEW130 FEW170 OVC220 | 7.2 | 1.1 | 66% | 5 | 75.9 | 1011.9 | ||||||
| 26 | 08:52 | NE 9 | 14.48 | Overcast | FEW170 OVC230 | 6.1 | 1.7 | 74% | 4 | 75.92 | 1012.1 | ||||||
| 26 | 07:52 | NE 7 | 16.09 | Overcast | FEW010 BKN170 OVC250 | 5 | 1.1 | 76% | 4 | 75.92 | 1012.0 | ||||||
| 26 | 06:52 | N 9 | 16.09 | Overcast | SCT140 OVC230 | 3.3 | 0.6 | 7.2 | 3.3 | 83% | 1 | 75.82 | 1010.9 | ||||
| 26 | 05:52 | N 6 | 16.09 | Overcast | OVC140 | 3.9 | 0.6 | 79% | 75.79 | 1010.5 | |||||||
| 26 | 04:52 | NE 6 | 16.09 | Overcast | BKN140 OVC200 | 4.4 | 1.7 | 83% | 75.74 | 1009.8 | |||||||
| 26 | 03:52 | Calm | 16.09 | Overcast | OVC140 | 4.4 | 1.1 | 79% | 75.69 | 1009.0 | |||||||
| 26 | 02:52 | S 6 | 16.09 | Overcast | BKN140 OVC200 | 6.7 | 0 | 63% | 75.67 | 1008.7 | |||||||
| 26 | 01:52 | S 11 | 16.09 | Overcast | BKN140 OVC200 | 6.1 | 0.6 | 68% | 4 | 75.67 | 1008.6 | ||||||
| 26 | 00:52 | S 9 | 16.09 | Overcast | FEW160 OVC200 | 6.7 | 0.6 | 12.2 | 5.6 | 65% | 5 | 75.62 | 1008.0 | ||||
| 25 | 23:52 | SW 7 | 16.09 | Overcast | SCT160 OVC200 | 8.3 | -1.1 | 52% | 7 | 75.59 | 1007.8 | ||||||
| 25 | 22:52 | Calm | 16.09 | Overcast | FEW080 OVC200 | 5.6 | 0.6 | 71% | 75.57 | 1007.4 | |||||||
| 25 | 21:52 | S 7 | 16.09 | Partly Cloudy | FEW080 SCT250 | 7.2 | 0.6 | 63% | 6 | 75.57 | 1007.3 | ||||||
| 25 | 20:52 | S 15 | 16.09 | A Few Clouds | FEW080 | 7.8 | 0.6 | 61% | 6 | 75.49 | 1006.4 | ||||||
| 25 | 19:52 | SW 7 | 16.09 | Partly Cloudy | FEW070 SCT090 | 10 | 0 | 50% | 9 | 75.49 | 1006.2 | ||||||
| 25 | 18:52 | SW 11 | 16.09 | Mostly Cloudy | SCT070 BKN090 | 11.1 | 0 | 12.8 | 10 | 47% | 75.44 | 1005.5 | |||||
| 25 | 17:52 | S 15 | 16.09 | Mostly Cloudy | BKN075 BKN090 | 11.7 | 0 | 45% | 75.31 | 1004.1 | |||||||
| 25 | 16:52 | S 17 | 16.09 | Mostly Cloudy | BKN070 BKN170 | 11.7 | -0.6 | 43% | 75.29 | 1003.7 | |||||||
| 25 | 15:52 | S 19 | 16.09 | Mostly Cloudy | BKN065 BKN160 | 12.2 | -1.1 | 40% | 75.26 | 1003.4 | |||||||
| 25 | 14:52 | S 24 | 16.09 | Partly Cloudy | SCT065 SCT150 | 11.7 | -1.1 | 41% | 75.26 | 1003.5 | |||||||
| 25 | 13:52 | S 26 G 39 | 16.09 | Partly Cloudy | SCT060 SCT150 | 11.7 | -2.2 | 38% | 75.31 | 1004.0 | |||||||
| 25 | 12:52 | S 24 G 35 | 16.09 | Mostly Cloudy | SCT090 BKN150 | 10 | -3.9 | 10 | 3.9 | 38% | 7 | 75.39 | 1004.9 | ||||
| 25 | 11:52 | S 20 | 16.09 | Overcast | BKN075 OVC150 | 9.4 | -4.4 | 38% | 7 | 75.44 | 1005.7 | ||||||
| 25 | 10:52 | SW 20 G 41 | 16.09 | Overcast | SCT070 OVC130 | 8.9 | -5 | 37% | 6 | 75.46 | 1006.2 | ||||||
| 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) | |||||||||||||||