Great Falls, VA Current Weather and Forecast
Great Falls, VA Weather Forecast
7:43 PM EDT Tue May 28 2024
TONIGHT - Partly cloudy with isolated showers and thunderstorms
this evening, then mostly clear after midnight. Lows in the upper
50s. West winds 5 to 10 mph. Chance of rain 20 percent.
WEDNESDAY - Sunny with isolated showers and thunderstorms in the
morning, then mostly cloudy with numerous showers and scattered
thunderstorms in the afternoon. Highs in the upper 70s. Northwest
winds 5 to 10 mph. Chance of rain 70 percent.
WEDNESDAY NIGHT - Mostly cloudy with scattered showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the mid 50s. Northwest winds 5 to 10 mph. Chance of rain
40 percent.
THURSDAY - Sunny. Highs in the mid 70s. Northwest winds 5 to
10 mph.
THURSDAY NIGHT - Mostly clear. Lows in the lower 50s. Northwest
winds 5 to 10 mph.
FRIDAY - Sunny. Highs in the mid 70s.
FRIDAY NIGHT - Clear. Lows in the lower 50s.
SATURDAY - Sunny. Highs around 80.
SATURDAY NIGHT - Partly cloudy. Lows in the upper 50s.
SUNDAY - Partly sunny. Highs in the lower 80s.
SUNDAY NIGHT - Partly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Chance of rain 30 percent.
MONDAY - Mostly sunny. Highs in the lower 80s.
MONDAY NIGHT - Partly cloudy. Lows in the mid 60s.
TUESDAY - Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Chance of rain 40 percent.
National Weather Service Baltimore MD/Washington DC
Great Falls, VA Current Weather Conditions
DULLES INTERNATIONAL AIRPORT, VA, United States (KIAD) 38-56N 077-27W 93M
May 28, 2024 - 08:52 PM EDT / 2024.05.29 0052 UTC
Wind: from the S (190 degrees) at 3 MPH (3 KT):0
Visibility: 10 mile(s):0
Sky conditions: partly cloudy
Weather: Lightning observed
Precipitation last hour: 0.10 inches
Temperature: 62.1 F (16.7 C)
Dew Point: 57.9 F (14.4 C)
Relative Humidity: 86%
Pressure (altimeter): 29.9 in. Hg (1012 hPa)
Data:
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Tornadoes in 1950-2018
Tornadoes in 1950-1954
Tornadoes in 1955-1959
Tornadoes in 1960-1964
Tornadoes in 1965-1969
Tornadoes in 1970-1974
Tornadoes in 1975-1979
Tornadoes in 1980-1984
Tornadoes in 1985-1989
Tornadoes in 1990-1994
Tornadoes in 1995-1999
Tornadoes in 2000-2004
Tornadoes in 2005-2009
Tornadoes in 2010-2014
Tornadoes in 2015-2018
Earthquakes in 2000
Earthquakes in 2001
Earthquakes in 2002
Earthquakes in 2003
Earthquakes in 2004
Earthquakes in 2005
Earthquakes in 2006
Earthquakes in 2007
Earthquakes in 2008
Earthquakes in 2009
Earthquakes in 2010
Earthquakes in 2011
Earthquakes in 2012
Earthquakes in 2013
Earthquakes in 2014
Earthquakes in 2015
Earthquakes in 2016
Earthquakes in 2017
Earthquakes in 2018
Earthquakes in 2019
Earthquakes in 2020
Earthquakes in 2000-2020
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
