Weather observations for the past three days for
Washington/Reagan National Airport, DC
Imperial (Metric)
Date Time (edt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
20 08:52 S 5 10.00 Mostly Cloudy SCT010 BKN110 BKN150 79 73.9 85% 83 29.87 1011.3
20 07:52 W 7 10.00 Mostly Cloudy BKN010 BKN150 78.1 73.9 78.1 75 87% 81 29.87 1011.6
20 06:52 SW 5 10.00 Mostly Cloudy BKN010 BKN150 77 73 88% 78 29.87 1011.5
20 05:52 S 6 10.00 Overcast BKN010 OVC150 75.9 73 91% 76 29.88 1011.6
20 04:52 S 6 10.00 Mostly Cloudy SCT007 BKN030 BKN130 75.9 73 91% 76 29.88 1011.6
20 03:52 S 7 10.00 Mostly Cloudy SCT030 BKN130 77 73.9 90% 78 29.87 1011.5
20 02:52 S 5 10.00 Mostly Cloudy FEW020 BKN130 77 73.9 90% 78 29.87 1011.6
20 01:52 Calm 10.00 Mostly Cloudy FEW020 BKN130 77 73 78.1 75.9 88% 78 29.9 1012.5
20 00:52 N 3 10.00 Partly Cloudy FEW015 FEW035 SCT130 75.9 73 91% 76 29.91 1012.8
19 23:52 NE 7 10.00 Mostly Cloudy BKN015 BKN130 77 73.9 90% 78 29.94 1013.9
19 22:52 Calm 10.00 Overcast BKN015 OVC130 78.1 73 85% 81 29.97 1014.7
19 21:52 S 3 10.00 Mostly Cloudy FEW023 SCT034 SCT044 BKN130 78.1 73 85% 81 29.96 1014.5
19 20:52 NE 3 10.00 Mostly Cloudy SCT080 SCT100 BKN250 77 72 85% 78 29.96 1014.3
19 19:52 N 9 10.00 Overcast FEW012 SCT080 BKN150 OVC250 78.1 72 89.1 78.1 82% 80 29.96 1014.6
19 18:52 NE 10 10.00 Thunderstorm Light Rain FEW010 BKN035CB OVC075 78.1 73 85% 81 29.96 1014.6
19 17:52 N 10 10.00 Thunderstorm SCT042CB BKN075 BKN100 OVC250 82 75 79% 89 29.96 1014.4
19 16:52 S 12 10.00 Thunderstorm FEW035CB BKN100 OVC250 87.1 75 67% 97 29.94 1013.9
19 15:52 S 9 10.00 Mostly Cloudy SCT030 BKN100 BKN250 87.1 75 67% 97 29.96 1014.4
19 14:52 S 6 10.00 Mostly Cloudy SCT033 BKN250 88 75 66% 98 29.97 1015.0
19 13:52 Calm 10.00 Mostly Cloudy SCT048CB BKN090 BKN250 87.1 75 87.1 79 67% 97 30 1016.0 0.02 0.1
19 12:52 Calm 8.00 Rain SCT026 BKN041CB BKN250 82 73.9 77% 88 30.03 1016.8 0.08
19 11:52 S 7 10.00 Light Rain SCT020 BKN045TCU BKN250 82.9 73.9 74% 89 30.04 1017.1
19 10:52 S 6 10.00 Light Rain SCT020 BKN025 BKN050 81 73.9 79% 86 30.05 1017.4
19 09:52 E 3 10.00 Mostly Cloudy SCT020 BKN028 BKN250 82 73.9 77% 88 30.05 1017.5
19 08:52 Calm 10.00 Mostly Cloudy BKN014 BKN028 80.1 73.9 82% 85 30.05 1017.4
19 07:52 Calm 10.00 Mostly Cloudy BKN014 BKN040 79 73 79 77 82% 82 30.05 1017.5
19 06:52 Calm 10.00 Overcast BKN017 BKN021 OVC040 78.1 73.9 87% 81 30.05 1017.5
19 05:52 Calm 10.00 Overcast SCT018 BKN030 OVC040 78.1 73.9 87% 81 30.05 1017.4
19 04:52 Calm 10.00 Mostly Cloudy FEW025 BKN035 BKN100 78.1 73 85% 81 30.03 1017.0
19 03:52 Calm 10.00 Mostly Cloudy SCT025 BKN030 78.1 73 85% 81 30.03 1016.9
19 02:52 E 3 10.00 Mostly Cloudy SCT025 BKN035 BKN120 78.1 73 85% 81 30.04 1017.1
19 01:52 E 3 10.00 Mostly Cloudy BKN030 BKN120 78.1 73 82.9 77 85% 81 30.05 1017.7
19 00:52 SE 5 10.00 Mostly Cloudy BKN024 BKN120 78.1 73 85% 81 30.08 1018.4
18 23:52 S 5 10.00 Mostly Cloudy BKN020 BKN050 77 73.9 90% 78 30.09 1019.0
18 22:52 S 5 10.00 Mostly Cloudy SCT020 BKN032 BKN050 BKN250 77 73 88% 78 30.09 1018.8
18 21:52 SE 10 10.00 Thunderstorm OVC035CB 82 72 72% 87 30.08 1018.5
18 20:52 E 6 10.00 Overcast BKN043 BKN060 OVC090 82 73 74% 87 30.06 1017.9
18 19:52 E 6 10.00 Overcast SCT041CB SCT075 BKN170 OVC240 82.9 73.9 89.1 82.9 74% 89 30.05 1017.4
18 18:52 E 8 10.00 Overcast BKN041 BKN065 OVC250 84.9 71.1 63% 90 30.04 1017.4
18 17:52 E 8 10.00 Overcast BKN046 BKN060 OVC250 86 71.1 61% 92 30.04 1017.1
18 16:52 N 5 10.00 Overcast SCT050 BKN100 OVC250 88 70 55% 93 30.04 1017.4
18 15:52 NE 3 10.00 Mostly Cloudy FEW050 FEW080 BKN140 BKN250 88 69.1 54% 92 30.06 1017.8
18 14:52 NE 5 10.00 Mostly Cloudy FEW045 SCT070 BKN110 87.1 68 53% 91 30.06 1018.0
18 13:52 NE 6 10.00 Mostly Cloudy FEW045 SCT070 BKN110 BKN200 88 69.1 88 81 54% 92 30.07 1018.4
18 12:52 NE 7 10.00 Mostly Cloudy FEW040 SCT070 BKN120 BKN250 86 70 59% 91 30.08 1018.7
18 11:52 NE 5 10.00 Mostly Cloudy FEW030 SCT060 BKN085 BKN130 84 69.1 61% 88 30.08 1018.7
18 10:52 Vrbl 3 10.00 Mostly Cloudy FEW030 SCT065 BKN085 86 71.1 61% 92 30.08 1018.6
18 09:52 NW 5 10.00 Mostly Cloudy FEW025 SCT048 BKN070 84 70 63% 88 30.08 1018.4
18 08:52 N 6 10.00 Mostly Cloudy SCT045 BKN060 BKN150 82.9 71.1 67% 88 30.07 1018.1
18 07:52 N 8 10.00 Mostly Cloudy SCT040 BKN060 BKN150 81 71.1 84 80.1 72% 85 30.05 1017.6
18 06:52 N 8 10.00 Mostly Cloudy SCT060 BKN150 BKN250 80.1 70 71% 83 30.03 1016.8
18 05:52 NW 8 10.00 Mostly Cloudy FEW060 SCT085 SCT150 BKN250 81 69.1 67% 84 30.01 1016.3
18 04:52 N 6 10.00 Partly Cloudy FEW160 SCT250 80.1 69.1 69% 83 29.99 1015.5
18 03:52 NW 6 10.00 Mostly Cloudy SCT160 BKN250 82 69.1 65% 85 29.97 1015.0
18 02:52 NW 8 10.00 Overcast FEW160 OVC250 82.9 69.1 63% 87 29.97 1014.9
18 01:52 W 7 10.00 Mostly Cloudy FEW180 BKN250 84 69.1 90 82.9 61% 88 29.97 1014.7
17 23:52 NW 9 10.00 Mostly Cloudy FEW160 BKN250 86 70 59% 91 29.93 1013.7
17 21:52 W 9 10.00 Mostly Cloudy FEW065 SCT095 BKN160 BKN250 88 75.9 68% 99 29.93 1013.5
17 20:52 SW 13 10.00 Mostly Cloudy SCT065 BKN095 BKN250 89.1 75.9 65% 100 29.91 1012.8
17 19:52 SW 14 10.00 Mostly Cloudy FEW060 BKN250 90 75 93.9 90 62% 100 29.9 1012.3
17 18:52 SW 13 10.00 Mostly Cloudy SCT060 BKN250 91.9 75 58% 103 29.89 1012.1
17 17:52 SW 16 G 24 10.00 Mostly Cloudy SCT055 BKN250 93 75 56% 104 29.88 1011.8
17 16:52 SW 12 10.00 Mostly Cloudy FEW055 BKN250 93.9 73.9 52% 104 29.88 1011.8
17 15:52 SW 15 G 26 10.00 Mostly Cloudy SCT055 BKN250 93.9 73 51% 103 29.89 1012.3
17 14:52 SW 15 G 21 10.00 Mostly Cloudy SCT050TCU BKN075 91.9 73 54% 101 29.91 1012.7
17 13:52 SW 12 10.00 Partly Cloudy SCT045 SCT250 91.9 75 93 79 58% 103 29.92 1013.1
17 12:52 W 15 G 24 10.00 Mostly Cloudy BKN035 BKN250 91 73.9 57% 101 29.94 1013.7
17 11:52 S 7 10.00 Partly Cloudy FEW025 SCT250 88 78.1 73% 102 29.94 1013.8
17 10:52 S 9 10.00 A Few Clouds FEW020 FEW250 87.1 77 72% 99 29.94 1013.7
17 09:52 SW 14 G 20 10.00 A Few Clouds FEW016 FEW250 84 77 80% 94 29.94 1014.0
Date Time (edt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)