Weather Horsepen Flood Control Structure Dam weekend

Weather forecast for Horsepen Flood Control Structure Dam for this and next weekend.

Saturday during the day overcast. Sunday during the day morning overcast, later morning clear, in the afternoon cloudy, in the evening initially cloudy, later clear.

Friday, May 1

15 / 6°C

0.2 mm

16 km/h

7 °C	5 °C	7 am
8 °C	7 °C	8 am
15 °C	12 °C	2 pm
12 °C	10 °C	8 pm

sunrise 6:11 am
sunset 8:02 pm

HOURLY

During the day morning clear, in the afternoon cloudy, in the evening initially cloudy, later overcast. The highest temperature 15 °C. Total rainfall 0.2 mm. At night the lowest temperature 6 °C.

Interactive map weather Virginia, USA

GPS: 38.9901; -77.4664

altitude: 73 m
local time:

PLACES IN THE AREA

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Weather forecast Horsepen Flood Control Structure Dam, Virginia, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Friday 05/01/2026
12 AM	partly cloudy	10 °C 8 °C	0.0 mm	3.5 m/s 13 km/h northwest	1013 hPa	67 %	3 °C	13 %	0%	0%	13%	0%
1 AM	clear	9 °C 7 °C	0.0 mm	2.6 m/s 9 km/h west-northwest	1014 hPa	72 %	4 °C	5 %	0%	0%	5%	0%
2 AM	clear	8 °C 6 °C	0.0 mm	2.9 m/s 10 km/h west-northwest	1014 hPa	75 %	4 °C	0 %	0%	0%	0%	0%
3 AM	clear	8 °C 6 °C	0.0 mm	3.2 m/s 12 km/h west-northwest	1014 hPa	78 %	4 °C	3 %	0%	0%	0%	3%
4 AM	clear	7 °C 5 °C	0.0 mm	3.2 m/s 12 km/h northwest	1014 hPa	80 %	3 °C	5 %	0%	0%	0%	5%
5 AM	clear	6 °C 4 °C	0.0 mm	2.9 m/s 10 km/h west-northwest	1014 hPa	82 %	3 °C	1 %	0%	0%	1%	0%
6 AM	clear	6 °C 4 °C	0.0 mm	3.0 m/s 11 km/h west-northwest	1015 hPa	84 %	3 °C	5 %	0%	0%	3%	2%
7 AM	partly cloudy	7 °C 5 °C	0.0 mm	2.9 m/s 10 km/h west-northwest	1015 hPa	82 %	3 °C	17 %	0%	0%	3%	14%
8 AM	clear	8 °C 6 °C	0.1 mm	2.2 m/s 8 km/h west	1015 hPa	77 %	4 °C	3 %	0%	0%	3%	0%
2 PM	cloudy	15 °C 12 °C	0.1 mm	4.4 m/s 16 km/h west	1013 hPa	38 %	1 °C	72 %	0%	0%	72%	0%
8 PM	overcast	12 °C 10 °C	0.0 mm	2.3 m/s 8 km/h west	1013 hPa	55 %	3 °C	96 %	0%	0%	96%	0%
Saturday 05/02/2026
2 AM	overcast	10 °C 8 °C	0.0 mm	2.8 m/s 10 km/h west-northwest	1016 hPa	68 %	4 °C	99 %	0%	5%	95%	95%
8 AM	overcast	8 °C 6 °C	0.0 mm	2.0 m/s 7 km/h north-northwest	1018 hPa	71 %	3 °C	100 %	0%	0%	40%	100%
2 PM	overcast	14 °C 12 °C	0.0 mm	1.9 m/s 7 km/h northwest	1015 hPa	47 %	2 °C	100 %	0%	47%	96%	100%
8 PM	overcast	11 °C 9 °C	0.0 mm	1.5 m/s 5 km/h north	1013 hPa	56 %	3 °C	100 %	0%	0%	98%	100%

Horsepen Flood Control Structure Dam, Virginia, USA - information

State: Virginia, USA

GPS coordinates: 38.9901; -77.4664

Time zone: America / New York time difference in hours with time in US is -6 hours

Altitude: 73 m
The administrative part:

Virginia, Richmond
Loudoun County, Leesburg

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Weather Horsepen Flood Control Structure Dam, Virginia, USA. Weather forecast Horsepen Flood Control Structure Dam.

Horsepen Flood Control Structure Dam - weather nearby - bigger cities

Sterling, 2.3 km
Ashburn, 3.9 km
Herndon, 4.5 km
South Riding, 5.2 km
Oak Hill, Virginia, 5.6 km
Chantilly, 6.9 km

Reston, 6.9 km
Great Falls, 9.6 km
Wolf Trap, Virginia, 10 km
Centreville, 11 km
Oakton, 12 km
Vienna, 12 km

Horsepen Flood Control Structure Dam - weather nearby - the closest place

Stony Hill, 1.3 km
Moorefield Station, 1.6 km
Dulles Airport Dam, 2.2 km
Ryan, 2.2 km
Carters, 2.2 km
Loudoun Valley Estates, 2.3 km

Alder Lake, 2.7 km
Ashby Ponds, 2.8 km
Cedar Lake, 2.8 km
Washington Dulles International Airport, 3.0 km
Tippecanoe Lake, 3.1 km
Oak Grove, Virginia, 3.4 km

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Data source

Weather forecast for Horsepen Flood Control Structure Dam is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Horsepen Flood Control Structure Dam

data are always in the local time

Sun and light

May 1, 2026

Sunrise:	Sunset:
6:11 am	8:02 pm
Noon:	Length of day:
1:06 pm	13:51
Start of civil twilight*:	End of civil twilight*:
5:42 am	8:32 pm
Start of nautical twilight*:	End of nautical twilight*:
5:08 am	9:06 pm
Start of astronomical twilight*:	End of astronomical twilight*:
4:30 am	9:44 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
04/30/2026 7:22 pm	05/01/2026 5:45 am
Next new moon:	Next full moon:
05/16/2026	05/01/2026