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

WASHINGTON DC METRO AREA FORECAST DISCUSSION
The signal for afternoon convection has consolidated for today with the main threat area stretching from east of the Blue Ridge to the Chesapeake Bay. Any severe threat will be very isolated given the lack of vertical shear.

Current DC Area Radar & North America Lightning


Northeast US Radar


Regional Radar

North America Lightning


North America Lightning Strikes
Radar image courtesy of NWS. Lightning Data courtesy of Blitzortung.org and its Contributors.
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Current Clifton Virginia Conditions & NWS Forecast

Updated: @ 24-Apr-2026 6:30am - next update at 6:40am  
Temperature Summary Outlook
Currently: 55.1, Max: 63.2, Min: 55.1 55.1°F
Colder 0.8°F than last hour.

Cool

Feels like: 55°F

24-hr difference
3.2°FWarmer 3.2°F than yesterday at this time.
  Today Yesterday
High: 63.2°F
12:00am
84.7°F
3:50pm
Low: 55.1°F
6:19am
51.5°F
7:03am
High & Low April 2026
High:  94.0°F
16 April at 2:47 PM
Low:  28.8°F
21 April at 6:56 AM
Max Min:  66.9°F
04 April
Min Max:  56.6°F
20 April
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 April
High:  94.0°F
at 14:47 on 16 April 2026
Low:  25.0°F
at 07:19 on 03 April 2021
Max Min:  68.7°F
at 06:40 on 30 April 2017
Min Max:  44.1°F
at 17:10 on 09 April 2018
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:  55.1°F
Coldest Wind Chill
Today:  55.1°F
at 6:19am
Yesterday:  51.5°F
at 7:03am
April 2026  28.8°F
21 April at 6:56 AM
2026  2.9°F
01 February at 8:34 AM
Station April  17.4°F
at 05:35 on 02 April 2021
Station All Time  °F
Records began on 24 December 2012
Degree Days
Heating Degree Days
Today: 1.8 Degree Days
Yesterday: 4.0 Degree Days
Cooling Degree Days
Today: 0.0 Degree Days
Yesterday: 7.2 Degree Days
Heat Index
Now:  55.1°F
Warmest Heat Index
Today:  63.2°F
at 00:00
Yesterday:  84.5°F
at 15:47
April 2026  97.0°F
16 April at 3:01 PM
2026  97.0°F
16 April at 3:01 PM
Station Record April  97.4°F
at 14:39 on 29 April 2024
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
North North West WeatherCam
Few Clouds Few Clouds
 Wind from E E
0
Gust:
2 mph
0 Bft - Calm
Today: 2 mph 1:16am
Gust Month: 21 mph April 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 April 2026
High Gust:  21 mph
05 April at 9:32 AM
High Average:  6 mph
20 April at 10:49 AM
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 April
High Gust:  35 mph
at 00:53 on 03 April 2016
High Average:  21 mph
at 14:09 on 12 April 2018
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:  0.1 miles
Yesterday:  13.5 miles
Highest Wind Run
April 2026  58.1 miles
05 April
2026  101.4 miles
07 February
April  175.3 miles
on 16 April 2022
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: 0.94 in
Season Total: 7.72 in
5 days since last rain.

Days Since Last Dry Day: 0
Station High April 2026
High Day:  0.50 in
05 April
High Hour:  0.39 in
05 April at 11:52 AM
High Rain Rate /hr:  3.72 in
01 April at 7:00 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 April
High Day:  3.02 in
on 30 April 2014
High Hour:  0.63 in
at 08:42 on 15 April 2014
High Rain Rate /hr:  26.18 in
at 11:00 on 08 April 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
South South West WeatherCam
Today

Today: Mostly Sunny then Scattered Showers And Thunderstorms
Mostly Sunny then Scattered Showers And T-Storms
Tonight

Tonight: Scattered Showers And Thunderstorms
Scattered Showers And T-Storms
Saturday

Saturday: Showers And Thunderstorms
Showers And T-Storms
Hi 84 °F Lo 54 °F Hi 65 °F
Lightning VA MD DC WV DE

Viginia Lighting
Radar Washington DC Metro Area

  GRLevel3 radar from NWS station KLWX

Storm Prediction Center Activity Chart

SPC Activity

Humidity & Barometer
Humidity: 90 % Increased 1.0% since last hour.
Dew Point: 52.2°F Decreased 0.5°F since last hour.
Barometer: 29.80 inHg  
Baro Trend: Steady
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
firedanger
Almanac
Sunrise: 6:18am
Sunset: 7:56pm
Moonset: 2:50am
Moonrise: 12:55pm

Day Length:  13:35
Dawn:  05:53
Dusk:  20:23
Daylight Length:  14:30
 There will be 2min 15s more daylight tomorrow

Cloud Base

cloudbase
CB AGL: 654 ft
UV Index

   0.0   
None
High: 0.0 @ 12:00am

Solar Radiation
9 W/m2
High: 9 @  6:29am

Air Quality Index
Current AQI
50
  Good

Sunlight

13 hrs 37 min 41 sec
of Sunlight Today
Which is
2 min 18 sec Longer
Than Yesterday

(Noon)
graph (Midnight)
Legend

Moon


Waxing Gibbous
Waxing Gibbous, Moon at 7 days in cycle
54% %
Illuminated
 NWS Weather Forecast  - Outlook: Today & Tonight
Today

Today: Mostly Sunny then Scattered Showers And Thunderstorms
Mostly Sunny then Scattered Showers And T-Storms

Hi 84 °F
NWS forecast: Isolated rain showers between 1pm and 2pm, then scattered showers and thunderstorms between 2pm and 3pm, then scattered showers and thunderstorms. Mostly sunny, with a high near 84. Northwest wind 2 to 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Davis VP+ forecast: Not available
  Tonight

Tonight: Scattered Showers And Thunderstorms
Scattered Showers And T-Storms

Lo 54 °F
NWS forecast: Scattered showers and thunderstorms before 7pm, then scattered showers and thunderstorms. Partly cloudy, with a low around 54. Southeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
 NWS Weather Forecast  - Five Day Outlook for Today through Tuesday - Last Update: Fri, 24-Apr-2026 4:53am EDT
Today

Today: Mostly Sunny then Scattered Showers And Thunderstorms
Mostly Sunny then Scattered Showers And T-Storms
Tonight

Tonight: Scattered Showers And Thunderstorms
Scattered Showers And T-Storms
Saturday

Saturday: Showers And Thunderstorms
Showers And T-Storms
Saturday
Night
Saturday Night: Showers And Thunderstorms
Showers And T-Storms
Sunday

Sunday: Rain Showers
Rain Showers
Sunday
Night
Sunday Night: Slight Chance Rain Showers
Slight Chance Rain Showers
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Partly Cloudy then Slight Chance Rain Showers
Partly Cloudy then Slight Chance Rain Showers
Tuesday

Tuesday: Rain Showers Likely
Rain Showers Likely
Hi 84 °F Lo 54 °F Hi 65 °F Lo 47 °F Hi 58 °F Lo 43 °F Hi 66 °F Lo 45 °F Hi 68 °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.

Random Weather Facts

Rain
The total amount of precipitation the earth receives each year as snow, hail, and rain is equivalent to 10 million gallons of water for every person in the United States.

Today in Weather History

Weather History for April 24
 
1792   John Thomas Romney Robinson, inventor if the cup anemometer, was born.

1910   The temperature at the Civic Center in Los Angeles hit 100 degrees to establish an April record for the city.