TYSON'S CORNER, VIRGINIA

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Elevation: 15 meters Latitude: 38 55N Longitude: 077 14W

WEATHER

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Number of Records: 400,079; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 23 FEBRUARY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	-0.5 ^°C	4.4 ^°C (12:52 am)	-7.2 ^°C (11:52 pm)
Dewpoint	-12.2 ^°C	-1.7 ^°C (12:52 am)	-21.1 ^°C (11:52 pm)
Humidity	42.7 ^%	65 ^% (12:52 am)	28 ^% (6:52 pm)
Barometer	1028.1 ^hPa	1030.8 hPa (10:52 pm)	1024.7 hPa (1:52 am)
Wind Speed	23.7 ^km/h	33.3 ^km/h (8:52 am)
Wind Gust		48.1 ^km/h (10:52 am)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	NNW (336.7 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	19.8 (Base 18.3)

Averaged from 24 records on 23 February, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 23 FEBRUARY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
12:52 AM	4.4 ^°C	-1.7 ^°C	65 ^%	1025.1 hPa	16.1 ^km	North (350°)	14.8 ^km/h		Overcast
1:52 AM	4.4 ^°C	-2.8 ^°C	60 ^%	1024.7 hPa	16.1 ^km	North (350°)	13 ^km/h		Overcast
2:52 AM	3.9 ^°C	-3.3 ^°C	60 ^%	1024.7 hPa	16.1 ^km	NNW (340°)	20.4 ^km/h		Overcast
3:52 AM	3.9 ^°C	-3.9 ^°C	57 ^%	1024.7 hPa	16.1 ^km	North (350°)	22.2 ^km/h		Overcast
4:52 AM	3.3 ^°C	-4.4 ^°C	57 ^%	1025.1 hPa	16.1 ^km	North (350°)	16.7 ^km/h		Overcast
5:52 AM	3.3 ^°C	-4.4 ^°C	57 ^%	1025.4 hPa	16.1 ^km	NNW (340°)	18.5 ^km/h		Overcast
6:52 AM	2.8 ^°C	-6.1 ^°C	52 ^%	1026.1 hPa	16.1 ^km	NNW (340°)	27.8 ^km/h		Overcast
7:52 AM	2.8 ^°C	-6.1 ^°C	52 ^%	1027.1 hPa	16.1 ^km	NNW (340°)	25.9 ^km/h		Overcast
8:52 AM	0.6 ^°C	-9.4 ^°C	48 ^%	1028.4 hPa	16.1 ^km	NNW (330°)	33.3 ^km/h		Overcast
9:52 AM	-0.6 ^°C	-11.1 ^°C	46 ^%	1028.4 hPa	16.1 ^km	NNW (330°)	24.1 ^km/h	42.6 ^km/h	Overcast
10:52 AM	-1.7 ^°C	-12.2 ^°C	45 ^%	1029.1 hPa	16.1 ^km	NNW (340°)	29.6 ^km/h	48.1 ^km/h	Overcast
11:52 AM	-1.7 ^°C	-13.3 ^°C	41 ^%	1029.1 hPa	16.1 ^km	NNW (340°)	33.3 ^km/h		Mostly Cloudy
12:52 PM	-1.1 ^°C	-13.9 ^°C	38 ^%	1028.4 hPa	16.1 ^km	NNW (330°)	25.9 ^km/h		Mostly Cloudy
1:52 PM	0 ^°C	-14.4 ^°C	34 ^%	1028.1 hPa	16.1 ^km	NNW (340°)	29.6 ^km/h	38.9 ^km/h	Mostly Cloudy
2:52 PM	-0.6 ^°C	-14.4 ^°C	35 ^%	1027.8 hPa	16.1 ^km	North (350°)	31.5 ^km/h	42.6 ^km/h	Mostly Cloudy
3:52 PM	-0.6 ^°C	-15.6 ^°C	32 ^%	1027.8 hPa	16.1 ^km	NNW (330°)	29.6 ^km/h	37 ^km/h	Scattered Clouds
4:52 PM	-1.1 ^°C	-17.2 ^°C	29 ^%	1028.4 hPa	16.1 ^km	NW (320°)	27.8 ^km/h	42.6 ^km/h	Mostly Cloudy
5:52 PM	-2.2 ^°C	-18.3 ^°C	29 ^%	1029.5 hPa	16.1 ^km	NNW (330°)	31.5 ^km/h	42.6 ^km/h	Mostly Cloudy
6:52 PM	-3.3 ^°C	-19.4 ^°C	28 ^%	1030.5 hPa	16.1 ^km	NNW (330°)	22.2 ^km/h	35.2 ^km/h	Scattered Clouds
7:52 PM	-3.9 ^°C	-18.9 ^°C	31 ^%	1030.5 hPa	16.1 ^km	NNW (340°)	22.2 ^km/h		Scattered Clouds
8:52 PM	-5 ^°C	-19.4 ^°C	32 ^%	1030.5 hPa	16.1 ^km	NNW (330°)	20.4 ^km/h		Scattered Clouds
9:52 PM	-5.6 ^°C	-20 ^°C	32 ^%	1030.5 hPa	16.1 ^km	NW (310°)	20.4 ^km/h		Partly Cloudy
10:52 PM	-6.1 ^°C	-20.6 ^°C	32 ^%	1030.8 hPa	16.1 ^km	NNW (340°)	11.1 ^km/h		Scattered Clouds
11:52 PM	-7.2 ^°C	-21.1 ^°C	33 ^%	1030.5 hPa	16.1 ^km	NNW (330°)	14.8 ^km/h		Scattered Clouds

Hourly data recorded from KDCA, located 0 kilometers away from Tyson's Corner, Virginia