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 18:52 W 14 G 24 10.00 Light Rain OVC075 64 46 52% 29.83 1010.3
20 17:52 SW 22 G 30 10.00 Light Rain and Breezy OVC080 70 39 32% 29.8 1009.0
20 16:52 S 13 10.00 Overcast OVC130 66.9 41 39% 29.79 1008.9
20 15:52 S 16 G 28 10.00 Overcast OVC220 71.1 37.9 30% 29.83 1010.2
20 14:52 S 15 10.00 Overcast OVC250 66 41 40% 29.88 1011.9
20 13:52 S 12 10.00 Mostly Cloudy BKN250 66 41 66 41 40% 29.94 1014.0
20 12:52 S 10 10.00 Partly Cloudy SCT250 62.1 39 43% 30 1015.8
20 11:52 S 10 10.00 A Few Clouds FEW250 55.9 37.9 51% 30.04 1017.1
20 10:52 S 10 10.00 A Few Clouds FEW250 52 37 57% 30.08 1018.4
20 09:52 S 12 10.00 A Few Clouds FEW250 48 36 63% 44 30.1 1019.3
20 08:52 SW 9 10.00 A Few Clouds FEW250 45 35.1 68% 41 30.13 1020.1
20 07:52 S 8 10.00 A Few Clouds FEW250 41 33.1 44.1 39.9 73% 36 30.13 1020.3
20 06:52 S 8 10.00 A Few Clouds FEW250 41 33.1 73% 36 30.13 1020.1
20 05:52 S 8 10.00 Fair CLR 41 33.1 73% 36 30.13 1020.1
20 04:52 S 10 10.00 A Few Clouds FEW240 42.1 33.1 71% 37 30.13 1020.2
20 03:52 S 10 10.00 A Few Clouds FEW240 42.1 33.1 71% 37 30.14 1020.5
20 02:52 S 9 10.00 A Few Clouds FEW240 43 34 71% 38 30.16 1021.4
20 01:52 S 12 10.00 A Few Clouds FEW060 FEW240 44.1 35.1 51.1 44.1 71% 39 30.18 1022.0
20 00:52 S 10 10.00 Mostly Cloudy SCT140 BKN240 45 34 66% 40 30.19 1022.4
19 23:52 S 8 10.00 Mostly Cloudy FEW140 BKN240 46 34 63% 42 30.18 1022.1
19 22:52 S 9 10.00 Mostly Cloudy BKN240 46.9 34 61% 43 30.18 1022.0
19 21:52 S 12 10.00 Mostly Cloudy BKN240 48.9 34 56% 45 30.18 1022.0
19 20:52 S 9 10.00 Partly Cloudy FEW070 SCT250 50 35.1 57% 47 30.16 1021.4
19 19:52 S 9 10.00 Partly Cloudy FEW065 SCT250 51.1 34 57 51.1 52% 30.16 1021.2
19 18:52 S 8 10.00 Mostly Cloudy FEW060 BKN250 54 34 47% 30.15 1021.1
19 17:52 S 9 10.00 Partly Cloudy FEW060 SCT200 55.9 32 40% 30.15 1021.0
19 16:52 S 9 10.00 Partly Cloudy FEW060 SCT200 55.9 30.9 39% 30.15 1021.1
19 15:52 S 6 10.00 Partly Cloudy FEW055 SCT200 55.9 28.9 36% 30.18 1021.8
19 14:52 SE 5 10.00 Partly Cloudy FEW060 FEW110 SCT250 53.1 28.9 40% 30.2 1022.7
19 13:52 S 6 10.00 Partly Cloudy FEW060 FEW110 SCT250 52 27 53.1 37 38% 30.23 1023.5
19 12:52 S 9 10.00 Mostly Cloudy FEW060 SCT110 BKN250 51.1 27 39% 30.25 1024.3
19 11:52 S 12 10.00 Partly Cloudy SCT060 SCT250 48.9 28 44% 45 30.27 1024.9
19 10:52 SE 7 10.00 Partly Cloudy SCT060 SCT250 44.1 28.9 55% 41 30.28 1025.4
19 09:52 S 9 10.00 Mostly Cloudy BKN060 BKN250 39.9 28 63% 34 30.29 1025.7
19 08:52 S 12 10.00 Mostly Cloudy BKN060 37.9 30 73% 31 30.29 1025.5
19 07:52 S 8 10.00 Overcast OVC065 37 28.9 37.9 36 73% 32 30.28 1025.3
19 06:52 S 7 10.00 Mostly Cloudy BKN065 BKN095 BKN140 37 28 70% 32 30.28 1025.3
19 05:52 SE 8 10.00 Overcast BKN095 OVC140 36 27 70% 30 30.27 1024.9
19 04:52 SE 7 10.00 Overcast OVC100 37 25 62% 32 30.27 1025.1
19 03:52 S 9 10.00 Overcast OVC110 37 25 62% 31 30.28 1025.3
19 02:52 S 9 10.00 Overcast FEW065 OVC110 37 23 57% 31 30.3 1026.0
19 01:52 S 8 10.00 Overcast OVC070 37 23 37.9 36 57% 32 30.33 1026.9
19 00:52 S 7 10.00 Overcast OVC070 37 21.9 54% 32 30.33 1027.1
18 23:52 S 6 10.00 Overcast OVC075 36 21 55% 32 30.34 1027.4
18 22:52 SE 6 10.00 Mostly Cloudy BKN080 BKN110 37 19.9 50% 33 30.34 1027.5
18 21:52 S 10 10.00 Partly Cloudy SCT110 SCT250 36 19.9 52% 29 30.35 1027.5
18 20:52 SE 7 10.00 Mostly Cloudy SCT100 BKN140 BKN250 36 19 50% 31 30.34 1027.4
18 19:52 SE 8 10.00 A Few Clouds FEW085 FEW250 39 15.1 41 37.9 38% 34 30.32 1026.8
18 18:52 S 7 10.00 A Few Clouds FEW070 FEW250 39 12.9 34% 35 30.33 1027.0
18 17:52 S 8 10.00 A Few Clouds FEW070 FEW250 39.9 12.9 33% 35 30.34 1027.2
18 16:52 S 9 10.00 A Few Clouds FEW070 39.9 10.9 30% 34 30.35 1027.7
18 15:52 S 7 10.00 Partly Cloudy FEW060 SCT250 39.9 10 29% 36 30.36 1028.1
18 14:52 S 12 10.00 Partly Cloudy FEW050 SCT250 41 14 33% 35 30.38 1028.8
18 13:52 S 10 10.00 Partly Cloudy FEW050 SCT250 39 12 39 28 33% 33 30.42 1029.9
18 12:52 S 7 10.00 Partly Cloudy FEW050 FEW150 SCT250 36 10 34% 31 30.44 1030.8
18 11:52 Calm 10.00 Partly Cloudy FEW075 FEW150 SCT250 33.1 10 38% 30.45 1031.0
18 10:52 E 7 10.00 Mostly Cloudy FEW050 BKN150 BKN250 32 10.9 41% 26 30.44 1030.8
18 09:52 N 6 10.00 Overcast OVC140 30 10 43% 25 30.42 1030.1
18 08:52 N 14 10.00 Overcast OVC140 28.9 10.9 47% 19 30.39 1029.0
18 07:52 N 13 10.00 Overcast OVC140 28 10.9 28.9 27 49% 18 30.41 1029.6
18 06:52 NW 13 10.00 Overcast FEW050 BKN150 OVC250 28 10.9 49% 18 30.41 1029.6
18 05:52 NW 8 10.00 Mostly Cloudy BKN250 27 10 49% 19 30.4 1029.5
18 04:52 NW 6 10.00 Mostly Cloudy BKN250 27 10 49% 21 30.37 1028.2
18 03:52 W 7 10.00 Fair CLR 27 10 49% 20 30.35 1027.5
18 02:52 N 10 10.00 Fair CLR 28 10.9 49% 19 30.34 1027.2
18 01:52 NW 13 10.00 Fair CLR 28.9 9 36 28 43% 19 30.32 1026.7
18 00:52 NW 13 G 22 10.00 Fair CLR 30 7 38% 21 30.3 1025.8
17 23:52 NW 14 10.00 Fair CLR 30.9 7 36% 21 30.28 1025.3
17 22:52 NW 14 10.00 Fair CLR 32 7 35% 23 30.25 1024.1
17 21:52 NW 15 G 25 10.00 A Few Clouds FEW100 33.1 8.1 35% 24 30.23 1023.7
17 20:52 NW 18 G 31 10.00 Partly Cloudy FEW070 SCT100 34 9 35% 24 30.2 1022.4
17 19:52 NW 18 G 26 10.00 Mostly Cloudy SCT070 BKN100 36 10.9 43 36 35% 26 30.15 1020.8
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)