Weather observations for the past three days for
Washington/Reagan National Airport, DC
Metric (Imperial)
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.
17 12:52 SW 19 16.09 Mostly Cloudy BKN070 3.3 -2.2 3.9 1.7 68% -1 76.28 1017.0 0.08
17 11:52 S 9 16.09 Overcast OVC060 2.2 -2.8 70% -0 76.3 1017.3
17 10:52 SW 13 16.09 Mostly Cloudy SCT022 BKN048 BKN150 1.7 -2.8 72% -2 76.35 1017.9 0.08
17 09:52 SW 15 9.66 Overcast OVC048 3.3 -7.2 46% 0 76.35 1017.7
17 08:52 S 13 16.09 Overcast OVC050 3.9 -8.9 39% 1 76.3 1017.2
17 07:52 S 13 16.09 Mostly Cloudy SCT060 BKN080 3.9 -9.4 38% 1 76.28 1016.9
17 06:52 S 11 16.09 Overcast OVC080 3.3 -9.4 3.9 2.8 39% 1 76.25 1016.6
17 05:52 S 19 16.09 Overcast OVC085 3.3 -8.3 43% -1 76.2 1015.8
17 04:52 S 17 16.09 Overcast OVC100 3.3 -9.4 39% -0 76.2 1015.8
17 03:52 S 15 16.09 Overcast OVC110 3.3 -10 37% 0 76.25 1016.6
17 02:52 S 22 16.09 Overcast FEW090 OVC110 3.3 -8.3 43% -1 76.3 1017.0
17 01:52 S 22 16.09 Overcast FEW070 BKN085 OVC150 3.9 -10.6 34% -0 76.28 1016.7
17 00:52 S 17 16.09 Overcast SCT090 BKN140 OVC160 3.9 -12.2 4.4 1.7 30% 0 76.28 1016.8
16 23:52 S 22 16.09 Overcast BKN085 OVC120 3.9 -11.7 31% -0 76.25 1016.4
16 22:52 S 19 16.09 Overcast OVC100 3.9 -12.2 30% 0 76.25 1016.5
16 21:52 S 19 16.09 Overcast OVC095 3.3 -10 37% -1 76.23 1016.3
16 20:52 S 11 16.09 Overcast OVC080 2.2 -9.4 42% -1 76.3 1017.0
16 19:52 SW 11 16.09 Overcast OVC080 2.2 -11.1 37% -1 76.33 1017.4
16 18:52 S 9 16.09 Overcast OVC080 2.2 -11.1 2.2 0.6 37% -0 76.3 1017.2
16 17:52 S 13 16.09 Mostly Cloudy BKN085 1.7 -10 42% -2 76.28 1016.7
16 16:52 S 13 16.09 Mostly Cloudy SCT075 BKN090 1.7 -13.9 31% -2 76.3 1017.1
16 15:52 SW 13 16.09 Mostly Cloudy BKN090 1.7 -14.4 29% -2 76.28 1016.8
16 14:52 SW 15 16.09 Mostly Cloudy BKN100 1.1 -14.4 31% -3 76.25 1016.4
16 13:52 S 20 16.09 Mostly Cloudy BKN110 1.7 -14.4 29% -3 76.25 1016.4
16 12:52 SW 15 G 30 16.09 Mostly Cloudy SCT110 BKN140 0.6 -15 30% -3 76.25 1016.3
16 11:52 SW 20 16.09 Mostly Cloudy BKN110 0 -15 32% -5 76.33 1017.5
16 10:52 SW 17 16.09 Mostly Cloudy BKN130 -0.6 -15 33% -5 76.3 1017.3
16 09:52 SW 20 16.09 Mostly Cloudy BKN170 -1.7 -15 36% -7 76.28 1016.6
16 08:52 Vrbl 11 16.09 A Few Clouds FEW050 FEW200 -3.3 -13.3 46% -7 76.25 1016.3
16 07:52 SW 15 16.09 A Few Clouds FEW050 -4.4 -12.8 52% -9 76.2 1015.6
16 06:52 W 13 16.09 Fair CLR -4.4 -13.9 48% -9 76.15 1015.1
16 05:52 W 19 G 30 16.09 Fair CLR -4.4 -13.9 48% -10 76.1 1014.3
16 04:52 W 24 G 37 16.09 Fair CLR -4.4 -14.4 46% -11 76 1013.1
16 03:52 W 28 G 48 16.09 Fair CLR -5 -15 46% -12 75.92 1012.2
16 02:52 W 22 G 48 16.09 Fair CLR -4.4 -15 44% -11 75.9 1011.6
16 01:52 W 26 G 44 16.09 Fair CLR -4.4 -15 44% -11 75.79 1010.3
16 00:52 W 24 G 43 16.09 A Few Clouds FEW040 -4.4 -14.4 -3.3 -5 46% -11 75.72 1009.5
15 23:52 NW 20 G 39 16.09 A Few Clouds FEW040 -5 -15.6 44% -11 75.69 1008.8
15 22:52 W 22 G 41 16.09 Overcast OVC047 -4.4 -15.6 42% -11 75.67 1008.7
15 21:52 NW 24 G 41 16.09 A Few Clouds FEW065 -5 -16.1 42% -12 75.62 1008.1
15 20:52 W 26 G 39 16.09 A Few Clouds FEW065 -4.4 -16.7 38% -11 75.57 1007.4
15 19:52 NW 31 G 48 16.09 Partly Cloudy SCT065 -3.9 -16.7 37% -11 75.51 1006.6
15 18:52 NW 31 G 54 16.09 Partly Cloudy SCT065 -3.3 -15.6 1.7 -3.3 38% -10 75.49 1006.2
15 17:52 NW 31 G 50 16.09 A Few Clouds FEW065 -2.8 -15.6 37% -10 75.44 1005.4
15 16:52 NW 31 G 50 16.09 A Few Clouds FEW065 -1.7 -15 36% -8 75.36 1004.7
15 15:52 NW 35 G 48 16.09 Partly Cloudy and Breezy SCT065 0 -15 32% -7 75.31 1004.0
15 14:52 NW 30 G 48 16.09 A Few Clouds FEW060 0.6 -16.1 28% -5 75.29 1003.4
15 13:52 NW 31 G 48 16.09 A Few Clouds FEW060 1.1 -15.6 28% -5 75.23 1003.0
15 12:52 W 28 G 44 16.09 A Few Clouds FEW060 0.6 -15.6 1.1 -0.6 29% -5 75.26 1003.2
15 11:52 NW 33 G 46 16.09 Partly Cloudy and Breezy SCT055 1.1 -15 29% -5 75.34 1004.1
15 10:52 W 35 G 54 16.09 A Few Clouds and Breezy FEW050 1.1 -15.6 28% -5 75.39 1005.0
15 09:52 NW 28 G 52 16.09 A Few Clouds FEW050 0.6 -14.4 32% -5 75.36 1004.6
15 08:52 W 22 G 35 16.09 A Few Clouds FEW055 0.6 -13.9 33% -4 75.29 1003.7
15 07:52 NW 26 G 44 16.09 A Few Clouds FEW045 0 -13.3 36% -6 75.23 1002.9
15 06:52 W 28 G 52 16.09 A Few Clouds FEW040 FEW100 0 -12.8 7.2 0 38% -6 75.16 1001.9 0.03
15 05:52 W 39 G 57 16.09 A Few Clouds and Breezy FEW095 1.7 -11.1 38% -5 75.06 1000.5
15 04:52 W 30 G 50 16.09 Overcast SCT060 OVC090 3.9 -9.4 38% -1 74.96 999.1
15 03:52 W 31 G 48 16.09 Overcast SCT050 OVC070 5 -5.6 47% 0 74.88 998.2 0.03
15 02:52 NW 28 G 44 16.09 Overcast FEW041 OVC049 6.7 -1.7 55% 3 74.83 997.4
15 01:52 W 11 16.09 Light Rain OVC041 6.7 1.7 71% 5 74.75 996.7 0.03
15 00:52 S 7 16.09 Light Rain BKN049 OVC060 7.2 3.9 7.8 6.7 80% 6 74.73 996.2
14 23:52 S 9 16.09 Light Rain BKN055 OVC070 6.7 3.9 83% 5 74.75 996.4
14 22:52 S 9 16.09 Light Rain BKN055 OVC075 6.7 3.3 79% 5 74.78 996.7
14 21:52 S 7 16.09 Overcast BKN085 OVC100 7.2 2.8 74% 6 74.8 997.3
14 20:52 S 11 16.09 Mostly Cloudy FEW100 BKN120 6.7 2.8 76% 5 74.83 997.4
14 19:52 S 13 16.09 Mostly Cloudy SCT100 BKN130 6.7 2.8 76% 4 74.85 997.7
14 18:52 S 17 16.09 Mostly Cloudy BKN100 7.8 1.1 10 7.2 63% 5 74.85 997.8
14 17:52 S 19 16.09 Overcast OVC100 7.8 0.6 61% 5 74.85 997.9
14 16:52 S 19 16.09 Overcast OVC110 7.8 0 58% 5 74.93 998.8
14 15:52 S 19 16.09 Overcast OVC110 8.3 0 56% 6 75.03 1000.2
14 14:52 S 17 16.09 Overcast OVC120 8.9 -1.1 50% 7 75.01 1000.1
14 13:52 S 20 16.09 Overcast OVC110 8.9 -1.1 50% 6 75.11 1001.2
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)