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Radar image courtesy of Weather Underground. Lightning Data courtesy of Blitzortung.org and its Contributors.
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Current Clifton Virginia Conditions & NWS Forecast

Updated: @ 24-Apr-2017 10:45pm - next update at 11:00pm  
Temperature Summary Outlook
Currently: 51.3, Max: 55.8, Min: 50.9 51.3°F
Colder 0.1°F than last hour.

Cool

Feels like: 51°F

24-hr difference
-2.1°FColder 2.1°F than yesterday at this time.
  Today Yesterday
High: 55.8°F
12:28pm
60.8°F
2:21pm
Low: 50.9°F
4:39pm
44.6°F
7:03am
High & Low April 2017
High:  87.6°F
16 April at 1:19 PM
Low:  30.4°F
08 April at 7:10 AM
Max Min:  64.8°F
16 April
Min Max:  51.6°F
07 April
High and Low 2017
High:  88.0°F
28 March at 4:54 AM
Low:  10.0°F
09 January at 2:00 AM
Max Min:  64.8°F
16 April
Min Max:  24.6°F
07 January
Record April
High:  87.6°F
at 1:19 PM on 16 April 2017
Low:  26.2°F
at 5:34 AM on 06 April 2016
Max Min:  64.8°F
at 6:31 AM on 16 April 2017
Min Max:  45.0°F
at 12:00 AM on 05 April 2016
Station All Time Record
High:  100.4°F
at 2:12 PM on 25 July 2016
Low:  1.0°F
at 7:23 AM on 23 January 2014
Max Min:  77.5°F
at 6:27 AM on 13 August 2016
Min Max:  16.7°F
at 12:04 PM on 16 February 2015
Records began on 24 December 2012
Wind Chill
Now:  51.3°F
Coldest Wind Chill
Today:  50.2°F
at 4:29pm
Yesterday:  44.3°F
at 7:37am
April 2017  30.4°F
08 April at 7:10 AM
2017  4.1°F
08 January at 2:24 AM
Station April  21.6°F
at 6:48 AM on 05 April 2016
Station All Time  -15.8°F
at 1:57 AM on 21 February 2015
Records began on 24 December 2012
Degree Days
Heating Degree Days
Today: 12.0 Degree Days
Yesterday: 12.0 Degree Days
Cooling Degree Days
Today: 0.0 Degree Days
Yesterday: 0.0 Degree Days
Heat Index
Now:  51.3°F
Warmest Heat Index
Today:  55.8°F
at 12:28
Yesterday:  60.8°F
at 14:21
April 2017  85.7°F
16 April at 1:19 PM
2017  85.7°F
16 April at 1:19 PM
Station Record April  85.7°F
at 1:19 PM on 16 April 2017
Station All Time  114.2°F
at 12:45 PM on 19 July 2013
Records began on 24 December 2012
Overcast Overcast
 Wind from NNW NNW
2.7
Gust:
5.9 mph
1 Bft - Light air
Today: 9.2 mph 12:50pm
Gust Month: 26.0 mph April 6
Rain Today:  0.51 in
Rain Rate /hr  0.00 in
Rain Last Hour:  0.00 in
Rain 24hrs:  0.51 in
Wind
Station High April 2017
High Gust:  26.0 mph
06 April at 1:26 PM
High Average:  14.8 mph
06 April at 1:30 PM
Station High 2017
High Gust:  30.1 mph
08 March at 3:21 AM
High Average:  22.7 mph
22 March at 10:08 AM
Station Record April
High Gust:  35.1 mph
at 12:53 AM on 03 April 2016
High Average:  16.9 mph
at 12:09 AM on 23 April 2015
Station All Time Record
High Gust:  39.3 mph
at 10:04 PM on 14 February 2015
High Average:  22.7 mph
at 10:08 AM on 22 March 2017
Records began on 24 December 2012
Wind Run
Today:  29.5 miles
Yesterday:  28.4 miles
Highest Wind Run
April 2017  133.1 miles
07 April
2017  179.1 miles
14 March
April  158.8 miles
on 04 April 2015
Station All Time  246.9 miles
on 15 February 2015
Records began on 24 December 2012
Rain
Rain Today: 0.51 in
Rain Rate (/hr): 0.00 in
Rain Yesterday: 0.00 in
This Month: 2.68 in
Season Total: 8.81 in
0 day since last rain.
Days Since Last Dry Day: 0
Station High April 2017
High Day:  1.15 in
06 April
High Hour:  0.33 in
06 April at 12:35 PM
High Rain Rate /hr:  2.52 in
06 April at 1:28 PM
Station High 2017
High Day:  1.20 in
31 March
High Hour:  0.40 in
31 March at 10:38 AM
High Rain Rate /hr:  2.52 in
06 April at 1:28 PM
Station Record April
High Day:  3.02 in
on 30 April 2014
High Hour:  0.63 in
at 8:42 AM on 15 April 2014
High Rain Rate /hr:  2.76 in
at 7:48 AM on 15 April 2014
Station All Time Record
High Day:  3.02 in
on 30 April 2014
High Hour:  1.98 in
at 4:12 PM on 20 March 2015
High Rain Rate /hr:  5.03 in
at 5:35 PM on 03 June 2016
High Month:  7.18 in
April 2014
Records began on 24 December 2012
Tonight

Tonight: Light Rain
Light Rain
Tuesday

Tuesday: Light Rain
Light Rain
Tuesday
Night
Tuesday Night: Light Rain
Light Rain
Lightning VA MD DC WV DE
Viginia Lighting
Radar Washington DC Metro Area
Local Radar
Storm Prediction Center Activity Chart
SPC Activity
Humidity & Barometer
Humidity: 99 %  
Dew Point: 51.0°F  
Barometer: 30.02 inHg  
Baro Trend: Falling slowly
Today
Pressure High:  30.12 in
Pressure Low:  30.01 in
Dewpoint High:  51.6 °F
Dewpoint Low:  46.9 °F
Humidity High:  100%
Humidity Low:  73%
Station Record
Pressure High:  31.41 in
at 12:14 PM on 23 March 2017
Pressure Low:  29.12 in
at 5:28 PM on 12 March 2014
Dewpoint High:  79.7 °F
at 11:26 AM on 19 July 2013
Dewpoint Low:  -58.6 °F
at 6:50 PM on 19 February 2017
Records began on 24 December 2012
Snow
Snow Depth: 0 in
Snowfall Today: No snow today
Storm Total: 0 in
Total Season Snow: 5.2 in
Total Last Season: 34.0 in
Fire Danger
firedanger
Almanac
Sunrise: 6:21am
Sunset: 7:56pm
Moonrise: 5:25am
Moonset: 5:49pm
Day Length:  13:35
Dawn:  05:52
Dusk:  20:23
Daylight Length:  14:31
 There will be 2min 16s more daylight tomorrow
Cloud Base
cloudbase
CB: 60 ft
UV Index Forecast Today
24-Apr-2017

8.1  Very High 
UV Index Forecast Tomorrow
25-Apr-2017

7.7  High 
Air Quality Index
Current AQI 31
Good
Sunlight
13 hrs 36 min 55 sec
of Sunlight Today
Which is
2 min 17 sec Longer
Than Yesterday

(Noon)
graph (Midnight)
Legend
Moon
Waning Crescent
Waning Crescent, Moon at 27 days in cycle
3 %
Illuminated
Trends
These graphs present the temperature, pressure, rainfall, and wind speed trends for the last 24 hours.
The thumbnail graphs are sampled every ten minutes.
The large graphs are sampled every minute.
Weather Graphs
Click on weather description tab below to display the corresponding graph in the panel above.
Wind Graph Thumbnail Temperature Graph Thumbnail Pressure Graph Thumbnail Rain Graph Thumbnail
Wind Direction Thumbnail Temp Min/Max Graph Thumbnail Humidity Graph Thumbnail Today's Rainfall Graph Thumbnail Daily Rain Graph Thumbnail
 NWS Weather Forecast  - Outlook: Tonight & Tuesday
Tonight

Tonight: Light Rain
Light Rain

Lo 51 °F
NWS forecast: Rain. Cloudy, with a low around 51. Northeast wind around 12 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.
  Tuesday

Tuesday: Light Rain
Light Rain

Hi 60 °F
NWS forecast: Rain. Cloudy, with a high near 60. Northeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
 NWS Weather Forecast  - Five Day Outlook for Tonight through Friday Night - Last Update: Mon, 24-Apr-2017 7:27pm EDT
Tonight

Tonight: Light Rain
Light Rain
Tuesday

Tuesday: Light Rain
Light Rain
Tuesday
Night
Tuesday Night: Light Rain
Light Rain
Wednesday

Wednesday: Chance Light Rain
Chance Light Rain
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Thursday
Night
Thursday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
Friday

Friday: Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Friday
Night
Friday Night: Chance Showers And Thunderstorms then Mostly Cloudy
Chance Showers And Thunderstorms then Mostly Cloudy
Lo 51 °F Hi 60 °F Lo 54 °F Hi 74 °F Lo 57 °F Hi 84 °F Lo 64 °F Hi 86 °F Lo 65 °F

NWS Forecast Maps

NOAA Forecast Map for Today


Forecast Map for Today

NOAA Forecast Map for Tomorrow


Forecast Map for Tomorrow
Forecast map for Today courtesy of NOAA. Forecast map for Tomorrow courtesy of NOAA.
Countdown to Summer
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Random Weather Facts

Weather Terms
Advisory - An advisory is issued when a hazardous weather or hydrologic event is occurring, imminent or likely. Advisories are for less serious conditions than warnings, that cause significant inconvenience and if caution is not exercised, could lead to situations that may threaten life or property.

Today in Weather History

Weather History for April 24
 
1987
Showers and thunderstorms produced heavy rain in the Middle Atlantic Coast Region. Up to seven inches of rain drenched Virginia in three days. Morgantown WV received 4.27 inches in 24 hours, and flooding was reported in south central West Virginia. (The National Weather Summary) (Storm Data)

1988
Low pressure produced high winds and severe thunderstorms in the Southern Plains Region. Strong thunderstorm winds destroyed two mobile homes at Whitt TX injuring two persons. Winds associated with the low pressure system gusted to 70 mph at Guadalupe Pass TX. (The National Weather Summary) (Storm Data)