Clifton, Virginia Weather

75°F

Clifton, Virginia, USA

Updated: 13-May-2026 1:20pm

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Tidal Potomac

Montgomery Cnty(C+SE), MD

Montgomery Cnty(NW), MD

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SMALL CRAFT ADVISORY - Tidal Potomac

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

WASHINGTON DC METRO AREA FORECAST DISCUSSION
UPDATED National Weather Service Baltimore MD/Washington DC 1023 AM EDT Thu May 21 2026 .WHAT HAS CHANGED... Small Craft Advisory added for the middle and upper tidal Potomac River for today.

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: @ 13-May-2026 1:20pm - next update at 1:30pm

Temperature

Summary

Outlook

74.5°F

Comfortable

Feels like: 74°F

24-hr difference
4.9°F

	Today	Yesterday
High:	77.0°F 12:53pm	73.5°F 3:39pm
Low:	55.7°F 6:46am	40.6°F 6:39am

High & Low May 2026
High:		86.0°F
05 May at 2:51 PM
Low:		38.9°F
03 May at 7:07 AM
Max Min:		60.6°F
06 May
Min Max:		61.9°F
11 May
High and Low 2026
High:		94.0°F
16 April at 2:47 PM
Low:		5.2°F
27 January at 7:52 AM
Max Min:		66.9°F
04 April
Min Max:		18.4°F
25 January
Record May
High:		93.7°F
at 15:47 on 31 May 2022
Low:		32.0°F
at 03:46 on 10 May 2020
Max Min:		72.0°F
at 23:59 on 27 May 2015
Min Max:		51.3°F
at 14:37 on 09 May 2020
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:		74.5°F
Coldest Wind Chill
Today:		55.7°F
at 6:46am
Yesterday:		40.6°F
at 6:39am

May 2026		38.9°F
03 May at 7:07 AM
2026		2.9°F
01 February at 8:34 AM
Station May		27.4°F
at 07:06 on 09 May 2020
Station All Time		°F

Records began on 24 December 2012

Degree Days

Heating Degree Days
Today:		2.8 Degree Days
Yesterday:		9.2 Degree Days
Cooling Degree Days
Today:		1.1 Degree Days
Yesterday:		1.9 Degree Days

Heat Index

Now:		74.5°F
Warmest Heat Index
Today:		77.0°F
at 12:53
Yesterday:		73.5°F
at 15:39
May 2026		85.4°F
10 May at 2:27 PM
2026		97.0°F
16 April at 3:01 PM
Station Record May		105.0°F
at 13:55 on 26 May 2021
Station All Time		124.4°F
at 13:24 on 25 June 2025
Records began on 24 December 2012

WeatherCam Thumbnail

North North West Camera

	Overcast
	SSE 3 Gust: 10 mph
1 Bft - Light air
Today: 11 mph 9:55am
Gust Month: 19 mph May 5

Rain Today:	0.00 in
Rain Rate /hr	0.00 in
Rain Last Hour:	0.00 in
Rain 24hrs:	0.00 in

Wind

Station High May 2026
High Gust:		19 mph
05 May at 4:05 PM
High Average:		6 mph
05 May at 3:31 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 May
High Gust:		27 mph
at 15:33 on 26 May 2017
High Average:		15 mph
at 14:07 on 08 May 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:	23.1 miles
Yesterday:	19.6 miles
Highest Wind Run
May 2026	45.0 miles
06 May
2026	101.4 miles
07 February
May	139.2 miles
on 13 May 2015
Station All Time	284.2 miles
on 02 March 2018
Records began on 24 December 2012

Rain

Rain Today:	0.00 in
Rain Rate (/hr):	0.00 in
Rain Yesterday:	0.00 in
This Month:	0.49 in
Season Total:	8.61 in
10 days since last rain.

Days Since Last Dry Day:	0
Station High May 2026
High Day:	0.21 in
06 May
High Hour:	0.13 in
06 May at 9:48 AM
High Rain Rate /hr:	0.64 in
07 May at 12:15 AM
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 May
High Day:	2.46 in
on 31 May 2018
High Hour:	2.16 in
at 18:26 on 31 May 2018
High Rain Rate /hr:	7.29 in
at 20:36 on 26 May 2021
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 Chance Rain Showers	Tonight Widespread Rain Showers	Friday Light Rain
Hi 65 °F	Lo 53 °F	Hi 61 °F

Lightning VA MD DC WV DE

Radar Washington DC Metro Area

GRLevel3 radar images are not available at this time.

Storm Prediction Center Activity Chart

Humidity & Barometer

Humidity:

49 %

Dew Point:

54.1°F

Barometer:

29.88 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:	5:50am
Sunset:	8:21pm
Moonset:	12:48am
Moonrise:	10:42am

Day Length:		14:14
Dawn:		05:30
Dusk:		20:43
Daylight Length:		15:13
There will be 1min 48s more daylight tomorrow

Cloud Base

CB AGL:

4640 ft

UV Index

2.8
Low

High: 6.4 @ 12:46pm

Solar Radiation

684 W/m²

High: 1185 @ 12:46pm

Air Quality Index

Current AQI
7

Sunlight

14 hrs 31 min 3 sec
of Sunlight Today
Which is
1 min 35 sec Longer
Than Yesterday
(Noon)

(Midnight)
Legend

Moon

Waxing Crescent

32% %
Illuminated

NWS Weather Forecast - Outlook: This Afternoon & Tonight

This
Afternoon

Chance Rain Showers

Hi 65 °F

NWS forecast: A chance of rain showers. Cloudy, with a high near 65. Northeast wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Davis VP+ forecast: Not available

Tonight

Widespread Rain Showers

Lo 53 °F

NWS forecast: Widespread rain showers. Cloudy, with a low around 53. Northeast wind 7 to 12 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

NWS Weather Forecast - Five Day Outlook for This Afternoon through Memorial Day - Last Update: Thu, 21-May-2026 2:23pm EDT

This Afternoon Chance Rain Showers	Tonight Widespread Rain Showers	Friday Light Rain	Friday Night Light Rain	Saturday Light Rain	Saturday Night Showers And T-Storms	Sunday Rain Showers Likely	Sunday Night Chance Showers And T-Storms	Memorial Day Showers And T-Storms Likely
Hi 65 °F	Lo 53 °F	Hi 61 °F	Lo 50 °F	Hi 62 °F	Lo 53 °F	Hi 75 °F	Lo 60 °F	Hi 71 °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

Weather Terms
Gustnado - A gust front tornado. A small, weak, short-lived tornado that occurs along a gust front - the leading edge of a thunderstorm, caused by rain-cooled air flowing out from the storm's downdraft. A gustnado is often visible as a debris cloud or dust whirl.

Today in Weather History

Weather History for May 21

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Contact Us

The weather data presented here is from a Weather Station that is privately owned and operated. The weather data collected by this weather station is not intended for legal use and is offered without any warranties expressed or implied. This site is solely supported by myself, owner of the Weather Station, and was specifically created for local residents along with weather enthusiasts. This website is neither affiliated with nor endorsed by the National Weather Service, the Town of Clifton or any other government agency. Your comments and suggestions are appreciated. Thanks for visiting. Never base important decisions on this or any weather information obtained from the Internet.

Clifton, Virginia Weather

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North America Lightning

Current Clifton Virginia Conditions & NWS Forecast

NWS Forecast Maps

NOAA Forecast Map for Today

NOAA Forecast Map for Tomorrow

Random Weather Facts

Today in Weather History