Weather observations for the past three days for
Washington/Reagan National Airport, DC
Imperial (Metric)
Date Time (est) 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.
15 03:52 S 5 10.00 Mostly Cloudy BKN150 35.1 30 82% 32 30.05 1017.6
15 02:52 S 5 10.00 Mostly Cloudy BKN250 35.1 30 82% 32 30.06 1017.9
15 01:52 S 3 10.00 Mostly Cloudy BKN250 36 30 79% 30.08 1018.4
15 00:52 Calm 10.00 Mostly Cloudy BKN250 35.1 28 46.9 35.1 76% 30.08 1018.5
14 23:52 S 3 10.00 Mostly Cloudy BKN250 37.9 28.9 70% 30.09 1018.7
14 22:52 SW 3 10.00 Overcast OVC250 37.9 28 68% 30.09 1018.8
14 21:52 S 6 10.00 Overcast OVC250 42.1 28.9 60% 39 30.09 1018.9
14 20:52 S 8 10.00 Overcast OVC250 39.9 28.9 65% 35 30.1 1019.1
14 19:52 SW 6 10.00 Overcast OVC250 45 27 49% 42 30.1 1019.1
14 18:52 SW 5 10.00 Overcast OVC250 46 27 57 45 47% 44 30.1 1019.2
14 17:52 SW 3 10.00 Mostly Cloudy FEW180 BKN250 51.1 26.1 38% 30.08 1018.6
14 16:52 W 9 10.00 Mostly Cloudy FEW180 BKN250 55 26.1 33% 30.08 1018.6
14 15:52 W 10 10.00 Partly Cloudy SCT250 57 26.1 30% 30.07 1018.2
14 14:52 S 10 10.00 Partly Cloudy SCT250 53.1 27 37% 30.07 1018.1
14 13:52 S 9 10.00 A Few Clouds FEW250 52 27 38% 30.09 1018.7
14 12:52 S 13 10.00 A Few Clouds FEW100 FEW250 48 26.1 48 27 42% 43 30.11 1019.5
14 11:52 S 10 10.00 A Few Clouds FEW100 FEW250 44.1 24.1 45% 39 30.15 1020.9
14 10:52 S 10 10.00 Fair CLR 39 25 57% 33 30.18 1021.9
14 09:52 S 12 10.00 A Few Clouds FEW090 34 23 64% 26 30.19 1022.3
14 08:52 S 7 10.00 Partly Cloudy SCT090 33.1 19.9 58% 28 30.2 1022.6
14 07:52 S 6 10.00 A Few Clouds FEW100 FEW250 28 19 69% 22 30.19 1022.2
14 06:52 S 6 10.00 Partly Cloudy SCT100 SCT250 27 17.1 28.9 26.1 66% 21 30.19 1022.1
14 05:52 S 5 10.00 Partly Cloudy SCT250 26.1 17.1 69% 21 30.19 1022.1
14 04:52 S 6 10.00 Partly Cloudy SCT250 28 18 66% 22 30.19 1022.2
14 03:52 S 3 10.00 Partly Cloudy SCT250 28 18 66% 30.18 1022.0
14 02:52 SW 8 10.00 Fair CLR 28.9 16 58% 22 30.19 1022.3
14 01:52 S 6 10.00 Fair CLR 28 19 69% 22 30.21 1022.8
14 00:52 S 6 10.00 Partly Cloudy SCT250 28.9 19 36 28 66% 23 30.21 1022.8
13 23:52 S 8 10.00 A Few Clouds FEW250 28.9 21.9 75% 22 30.22 1023.1
13 22:52 S 3 10.00 Fair CLR 30.9 15.1 52% 30.21 1023.0
13 21:52 SW 5 10.00 Fair CLR 30.9 19 61% 27 30.21 1022.8
13 20:52 S 7 10.00 A Few Clouds FEW250 32 23 69% 26 30.21 1022.8
13 19:52 S 3 10.00 A Few Clouds FEW250 34 16 48% 30.22 1023.1
13 18:52 N 3 10.00 A Few Clouds FEW250 36 12 37.9 34 37% 30.21 1022.9
13 17:52 N 6 10.00 Partly Cloudy SCT250 36 14 40% 32 30.2 1022.7
13 16:52 N 8 10.00 Partly Cloudy SCT250 37.9 15.1 39% 33 30.2 1022.7
13 15:52 N 6 10.00 Partly Cloudy SCT250 37.9 12.9 36% 34 30.2 1022.6
13 14:52 NW 10 10.00 A Few Clouds FEW250 37 14 39% 30 30.21 1022.8
13 13:52 NW 10 10.00 Fair CLR 36 14 40% 29 30.21 1023.0
13 12:52 NW 13 10.00 Fair CLR 35.1 15.1 35.1 26.1 44% 27 30.24 1023.9
13 11:52 N 13 10.00 Fair CLR 33.1 14 45% 25 30.27 1024.8
13 10:52 NW 15 10.00 Fair CLR 32 14 47% 22 30.28 1025.2
13 09:52 NW 15 G 23 10.00 A Few Clouds FEW050 30.9 12.9 47% 21 30.29 1025.5
13 08:52 NW 13 G 20 10.00 A Few Clouds FEW040 28.9 12 49% 19 30.28 1025.4
13 07:52 N 10 10.00 A Few Clouds FEW040 27 12 53% 18 30.27 1024.9
13 06:52 N 10 10.00 A Few Clouds FEW250 26.1 12.9 28.9 26.1 57% 17 30.24 1024.0
13 05:52 N 9 10.00 A Few Clouds FEW250 26.1 14 60% 18 30.23 1023.5
13 04:52 N 10 10.00 Partly Cloudy FEW042 SCT250 27 14 58% 18 30.21 1023.0
13 03:52 N 9 10.00 Mostly Cloudy SCT042 BKN250 28 15.1 58% 20 30.19 1022.3
13 02:52 N 9 10.00 Mostly Cloudy BKN043 BKN250 28.9 15.1 56% 21 30.2 1022.7
13 01:52 N 8 10.00 A Few Clouds FEW060 FEW250 28 15.1 58% 21 30.2 1022.5
13 00:52 N 8 10.00 A Few Clouds FEW060 FEW250 28.9 16 34 28 58% 22 30.2 1022.4
12 23:52 NW 9 10.00 A Few Clouds FEW060 FEW250 30 16 56% 22 30.18 1021.9
12 22:52 NW 9 10.00 Partly Cloudy FEW060 FEW180 SCT250 30.9 16 54% 24 30.18 1021.8
12 21:52 N 9 10.00 Mostly Cloudy FEW055 SCT180 BKN250 30.9 15.1 52% 24 30.18 1021.8
12 20:52 N 13 10.00 Mostly Cloudy FEW055 BKN180 BKN250 30.9 16 54% 22 30.18 1022.0
12 19:52 N 12 10.00 Mostly Cloudy SCT055 BKN250 32 17.1 54% 24 30.18 1021.7
12 18:52 N 14 10.00 Mostly Cloudy BKN049 BKN250 34 18 37 34 52% 25 30.17 1021.6
12 17:52 N 13 10.00 Mostly Cloudy BKN049 BKN250 35.1 18 50% 27 30.15 1020.9
12 16:52 NW 15 G 25 9.00 Mostly Cloudy BKN050 36 18 48% 27 30.12 1020.0
12 15:52 NW 20 G 33 10.00 Mostly Cloudy BKN049 36 17.1 46% 26 30.11 1019.4
12 14:52 NW 17 G 26 10.00 Overcast OVC046 36 18 48% 27 30.11 1019.5
12 13:52 NW 15 G 29 10.00 Mostly Cloudy BKN045 36 18 48% 27 30.12 1019.9
12 12:52 NW 18 G 26 10.00 Overcast OVC045 36 17.1 36 34 46% 26 30.13 1020.3
12 11:52 NW 20 G 31 10.00 Mostly Cloudy BKN045 35.1 17.1 48% 25 30.14 1020.7
12 10:52 N 18 10.00 Overcast OVC050 35.1 19 52% 25 30.15 1020.7
12 09:52 NW 15 G 24 10.00 Overcast OVC050 35.1 18 50% 26 30.14 1020.6
12 08:52 N 14 G 23 10.00 Overcast OVC050 34 18 52% 25 30.14 1020.4
12 07:52 N 16 G 25 10.00 Overcast OVC040 34 18 52% 24 30.12 1019.8
12 06:52 NW 18 G 31 10.00 Overcast OVC047 34 18 37.9 34 52% 24 30.1 1019.1
12 05:52 NW 14 G 20 10.00 Overcast OVC047 34 19 54% 25 30.09 1018.8
12 04:52 N 13 10.00 Overcast OVC049 35.1 21 57% 27 30.07 1018.3
Date Time (est) 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)