Clifton, Virginia Weather

79°F

Clifton, Virginia, USA

Updated: 02-Aug-2026 4:10pm

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Tidal Potomac

Fairfax Cnty, VA

Washington, DC

Prince William Cnty, VA

Arlington Cnty, VA

Montgomery Cnty(C+SE), MD

Montgomery Cnty(NW), MD

Prince Georges Cnty, MD

Alexandria, VA

Fairfax, VA

Falls Church, VA

Manassas, VA

Manassas Park, VA

Montgomery Cnty(C+SE), MD

Montgomery Cnty(NW), MD

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NOAA KHB36 Manassas

NOAA WXM42 Hagerstown

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SPECIAL MARINE WARNING - Tidal Potomac

SMALL CRAFT ADVISORY - Tidal Potomac

FLOOD WATCH - Alexandria, VA - Arlington Cnty, VA - Fairfax, VA - Fairfax Cnty, VA - Falls Church, VA - Manassas, VA - Manassas Park, VA - Montgomery Cnty(C+SE), MD - Montgomery Cnty(NW), MD - Prince Georges Cnty, MD - Prince William Cnty, VA - Washington, DC

TEST MESSAGE - Montgomery Cnty(C+SE), MD - Montgomery Cnty(NW), MD

WASHINGTON DC METRO AREA FORECAST DISCUSSION
With convection forming earlier than expected, have made multiple updates to the forecast package to include this earlier timing. This has especially impacted the aviation forecasts for the 6 terminals across the region. Flood Watches remain in effect from the Blue Ridge westward.

Current DC Area Radar & North America Lightning

Northeast US Radar	North America Lightning
Radar image courtesy of NWS.	Lightning Data courtesy of Blitzortung.org and its Contributors.

Current Clifton Virginia Conditions & NWS Forecast

Updated: @ 02-Aug-2026 4:10pm - next update at 4:20pm

Temperature

Summary

Outlook

79.2°F

Warm

Feels like: 79°F

24-hr difference
-8.5°F

	Today	Yesterday
High:	81.6°F 3:20pm	88.7°F 2:32pm
Low:	74.6°F 5:37am	66.2°F 5:16am

High & Low August 2026
High:		88.7°F
01 August at 2:32 PM
Low:		66.2°F
01 August at 5:16 AM
Max Min:		66.2°F
01 August
Min Max:		88.7°F
01 August
High and Low 2026
High:		101.6°F
04 July at 3:01 PM
Low:		5.2°F
27 January at 7:52 AM
Max Min:		77.9°F
16 July
Min Max:		18.4°F
25 January
Record August
High:		101.9°F
at 15:51 on 02 August 2024
Low:		50.4°F
at 06:59 on 21 August 2024
Max Min:		77.5°F
at 06:27 on 13 August 2016
Min Max:		67.3°F
at 16:48 on 29 August 2017
Station All Time Record
High:		101.9°F
at 15:51 on 02 August 2024
Low:		1.0°F
at 07:23 on 23 January 2014
Max Min:		78.1°F
at 06:58 on 23 June 2024
Min Max:		16.7°F
at 12:04 on 16 February 2015
Records began on 24 December 2012

Wind Chill

Now:		79.2°F
Coldest Wind Chill
Today:		74.6°F
at 5:37am
Yesterday:		66.2°F
at 5:16am

August 2026		66.2°F
01 August at 5:16 AM
2026		2.9°F
01 February at 8:34 AM
Station August		50.4°F
at 06:59 on 21 August 2024
Station All Time		°F

Records began on 24 December 2012

Degree Days

Heating Degree Days
Today:		0.0 Degree Days
Yesterday:		0.0 Degree Days
Cooling Degree Days
Today:		8.4 Degree Days
Yesterday:		12.7 Degree Days

Heat Index

Now:		79.2°F
Warmest Heat Index
Today:		90.8°F
at 15:20
Yesterday:		97.8°F
at 14:15
August 2026		97.8°F
01 August at 2:15 PM
2026		128.9°F
04 July at 3:04 PM
Station Record August		120.1°F
at 15:58 on 12 August 2021
Station All Time		128.9°F
at 15:04 on 04 July 2026
Records began on 24 December 2012

WeatherCam Thumbnail

North North West Camera

	Heavy rain, Overcast
	E 1 Gust: 4 mph
0 Bft - Calm
Today: 11 mph 12:34am
Gust Month: 11 mph August 2

Rain Today:	0.62 in
Rain Rate /hr	1.32 in
Rain Last Hour:	0.36 in
Rain 24hrs:	0.62 in

Wind

Station High August 2026
High Gust:		11 mph
02 August at 12:34 AM
High Average:		4 mph
01 August at 3:21 PM
Station High 2026
High Gust:		29 mph
07 February at 10:28 AM
High Average:		10 mph
12 March at 11:03 AM
Station Record August
High Gust:		32 mph
at 21:02 on 19 August 2017
High Average:		12 mph
at 14:57 on 21 August 2016
Station All Time Record
High Gust:		42 mph
at 12:56 on 04 January 2018
High Average:		24 mph
at 13:07 on 02 March 2018
Records began on 24 December 2012

Wind Run

Today:	10.1 miles
Yesterday:	15.3 miles
Highest Wind Run
August 2026	15.3 miles
01 August
2026	101.4 miles
07 February
August	91.3 miles
on 05 August 2017
Station All Time	284.2 miles
on 02 March 2018
Records began on 24 December 2012

Rain

Rain Today:	0.62 in
Rain Rate (/hr):	1.32 in
Rain Yesterday:	0.00 in
This Month:	0.62 in
Season Total:	15.67 in
0 day since last rain.

Days Since Last Dry Day:	0
Station High August 2026
High Day:	0.62 in
02 August
High Hour:	0.36 in
02 August at 4:10 PM
High Rain Rate /hr:	4.20 in
02 August at 4:03 PM
Station High 2026
High Day:	1.35 in
16 March
High Hour:	0.78 in
16 March at 1:42 PM
High Rain Rate /hr:	5.76 in
16 March at 12:46 PM
Station Record August
High Day:	3.20 in
on 01 August 2018
High Hour:	6.61 in
at 14:09 on 04 August 2017
High Rain Rate /hr:	6.86 in
at 18:04 on 06 August 2023
Station All Time Record
High Day:	5.17 in
on 21 July 2018
High Hour:	2.21 in
at 16:13 on 22 July 2020
High Rain Rate /hr:	64.00 in
at 10:49 on 19 October 2021
High Month:	10.27 in
July 2018
Records began on 24 December 2012

WeatherCam Thumbnail

South South West Camera

This Afternoon Showers And T-Storms	Tonight Showers And T-Storms	Monday Chance Showers And T-Storms
Hi 82 °F	Lo 71 °F	Hi 85 °F

Lightning VA MD DC WV DE

Radar Washington DC Metro Area

GRLevel3 radar from NWS station KLWX

Storm Prediction Center Activity Chart

Humidity & Barometer

Humidity:

92 %

Dew Point:

76.7°F

Barometer:

29.77 inHg

Baro Trend:

Falling

Today
Pressure High:	30.09 in
Pressure Low:	29.99 in
Dewpoint High:	33.1 °F
Dewpoint Low:	19.6 °F
Humidity High:	80%
Humidity Low:	40%
Station Record
Pressure High:	31.41 in
at 12:14 on 23 March 2017
Pressure Low:	28.99 in
at 07:41 on 07 February 2020
Dewpoint High:	82.7 °F
at 11:55 on 05 July 2024
Dewpoint Low:	-27.0 °F
at 01:57 on 20 February 2015
Records began on 24 December 2012

Snow

Snow Depth:	0.0 in
Snowfall Today:	No Snow Today
Storm Total:	0.0 in
Total Season Snow: 13.0 in
Total Last Season: 15.5 in

Fire Danger

Almanac

Sunrise:	6:10am
Sunset:	8:21pm
Moonset:	10:10am
Moonrise:	10:18pm

Day Length:		14:07
Dawn:		05:43
Dusk:		20:49
Daylight Length:		15:06
There will be 1min 56s less daylight tomorrow

Cloud Base

CB AGL:

574 ft

UV Index

0.0
None

High: 8.0 @ 2:50pm

Solar Radiation

47 W/m²

High: 865 @ 2:40pm

Air Quality Index

Current AQI
32

Sunlight

14 hrs 10 min 42 sec
of Sunlight Today
Which is
1 min 55 sec Shorter
Than Yesterday
(Noon)

(Midnight)
Legend

Moon

Waning Gibbous

83% %
Illuminated

NWS Weather Forecast - Outlook: This Afternoon & Tonight

This
Afternoon

Showers And T-Storms

Hi 82 °F

NWS forecast: Showers and thunderstorms. Cloudy, with a high near 82. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Davis VP+ forecast: Mostly cloudy with little temperature change. Precipitation continuing. Windy with possible wind shift to the W, NW, or N.

Tonight

Showers And T-Storms

Lo 71 °F

NWS forecast: Showers and thunderstorms before midnight, then patchy fog and showers and thunderstorms likely between midnight and 1am, then patchy fog and a chance of showers and thunderstorms between 1am and 4am. Cloudy, with a low around 71. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

NWS Weather Forecast - Five Day Outlook for This Afternoon through Thursday - Last Update: Sun, 02-Aug-2026 2:23pm EDT

This Afternoon Showers And T-Storms	Tonight Showers And T-Storms	Monday Chance Showers And T-Storms	Monday Night Chance Showers And T-Storms	Tuesday Mostly Cloudy	Tuesday Night Slight Chance Rain Showers	Wednesday Slight Chance Rain Showers then Chance Showers And T-Storms	Wednesday Night Chance Showers And T-Storms then Mostly Cloudy	Thursday Partly Sunny then Chance Showers And T-Storms
Hi 82 °F	Lo 71 °F	Hi 85 °F	Lo 67 °F	Hi 84 °F	Lo 68 °F	Hi 86 °F	Lo 71 °F	Hi 88 °F

NWS Forecast Maps

NOAA Forecast Map for Today	NOAA Forecast Map for Tomorrow
Forecast map for Today courtesy of NOAA.	Forecast map for Tomorrow courtesy of NOAA.

Random Weather Facts

Astronomy
One year on Mercury is only 88 days.

Today in Weather History

Weather History for August 2

1984 Thunderstorms dropped 6 to 13 inches of rain at Tulsa, OK in 6 hours. The flooding claimed 14 lives and caused $90 million in property damage. 4600 cars, 743 houses, and 387 apartments were destroyed or severely damaged in the flood.

1967 A slow moving nor'easter battered New England with high winds, heavy rain, and record late season snow. Winds 70 to 90 mph in gusts occurred along the coast. Over 7 inches of rain fell at Nantucket, MS with 6.57 inches falling in 24 hours to set a new 24 hour rainfall record. 24.9 inches of snow fell at Mount Washington, NH to set a new May snowfall record.

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Clifton, Virginia Weather

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Random Weather Facts

Today in Weather History