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

WASHINGTON DC METRO AREA FORECAST DISCUSSION
Made some changes to overnight RH values along the ridges both this morning and Tuesday morning, to highlight poor ridgetop RH recoveries. Added a fire weather section to direct those of interest to more fire weather-specifc details, though no hazards are expected to be issued today.

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: @ 09-Mar-2026 5:30am - next update at 5:40am  
Temperature Summary Outlook
Currently: 42.6, Max: 52.1, Min: 42.6 42.6°F
Colder 1.5°F than last hour.

Cold

Feels like: 43°F

24-hr difference
-23.5°FColder 23.5°F than yesterday at this time.
  Today Yesterday
High: 52.1°F
12:00am 		74.3°F
5:36pm
Low: 42.6°F
5:26am 		52.1°F
11:59pm
High & Low March 2026
High:  74.3°F
08 March at 5:36 PM
Low:  28.5°F
02 March at 6:20 AM
Max Min:  52.1°F
08 March
Min Max:  34.9°F
02 March
High and Low 2026
High:  74.3°F
08 March at 5:36 PM
Low:  5.2°F
27 January at 7:52 AM
Max Min:  52.1°F
08 March
Min Max:  18.4°F
25 January
Record March
High:  88.0°F
at 04:54 on 28 March 2017
Low:  5.0°F
at 23:58 on 03 March 2014
Max Min:  69.0°F
at 09:29 on 30 March 2025
Min Max:  31.8°F
at 13:45 on 06 March 2015
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:  42.6°F
Coldest Wind Chill
Today:  42.6°F
at 5:26am
Yesterday:  52.1°F
at 11:59pm
March 2026  28.5°F
02 March at 6:20 AM
2026  2.9°F
01 February at 8:34 AM
Station March  3.4°F
at 01:56 on 06 March 2015
Station All Time  °F
Records began on 24 December 2012
Degree Days
Heating Degree Days
Today: 4.1 Degree Days
Yesterday: 1.2 Degree Days
Cooling Degree Days
Today: 0.0 Degree Days
Yesterday: 3.3 Degree Days
Heat Index
Now:  42.6°F
Warmest Heat Index
Today:  52.1°F
at 00:00
Yesterday:  74.3°F
at 17:36
March 2026  74.3°F
08 March at 5:36 PM
2026  74.3°F
08 March at 5:36 PM
Station Record March  95.6°F
at 04:54 on 28 March 2017
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
Clear Clear
Calm -
0
Gust:
 0 mph
0 Bft - Calm
Today: 2 mph 12:01am
Gust Month: 15 mph March 8
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 March 2026
High Gust:  15 mph
08 March at 10:49 AM
High Average:  5 mph
07 March at 4:44 PM
Station High 2026
High Gust:  29 mph
07 February at 10:28 AM
High Average:  9 mph
07 February at 10:36 AM
Station Record March
High Gust:  39 mph
at 03:20 on 02 March 2018
High Average:  24 mph
at 13:07 on 02 March 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:  0.2 miles
Yesterday:  20.1 miles
Highest Wind Run
March 2026  31.0 miles
01 March
2026  101.4 miles
07 February
March  284.2 miles
on 02 March 2018
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: 0.55 in
Season Total: 4.18 in
2 days since last rain.

Days Since Last Dry Day: 0
Station High March 2026
High Day:  0.36 in
03 March
High Hour:  0.11 in
05 March at 10:26 PM
High Rain Rate /hr:  0.46 in
05 March at 10:12 PM
Station High 2026
High Day:  0.88 in
28 January
High Hour:  0.27 in
20 February at 8:17 AM
High Rain Rate /hr:  1.50 in
20 February at 7:42 AM
Station Record March
High Day:  1.95 in
on 21 March 2019
High Hour:  1.98 in
at 16:12 on 20 March 2015
High Rain Rate /hr:  4.09 in
at 12:41 on 05 March 2025
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
Overnight

Overnight: Clear
Clear
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Lo 47 °F Hi 72 °F Lo 48 °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: 83 % Increased 3.0% since last hour.
Dew Point: 37.8°F Decreased 0.9°F since last hour.
Barometer: 30.00 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: 11.5 in
Total Last Season: 15.5 in
Fire Danger
firedanger
Almanac
Sunrise: 7:28am
Sunset: 7:11pm
Moonrise: 12:50am
Moonset: 10:15am

Day Length:  11:40
Dawn:  07:04
Dusk:  19:38
Daylight Length:  12:34
 There will be 2min 33s more daylight tomorrow

Cloud Base

cloudbase
CB AGL: 1091 ft
UV Index

   0.0   
None
High: 0.0 @ 12:00am

Solar Radiation
0 W/m2
High: 0 @  12:00am

Air Quality Index
Current AQI
16
Good

Sunlight

11 hrs 43 min 38 sec
of Sunlight Today
Which is
2 min 31 sec Longer
Than Yesterday
(Noon) graph (Midnight)
 Legend

Moon


Waning Gibbous
Waning Gibbous, Moon at 19 days in cycle
69% %
Illuminated
 NWS Weather Forecast  - Outlook: Overnight & Monday
Overnight

Overnight: Clear
Clear

Lo 47 °F		 NWS forecast: Clear, with a low around 47. Northeast wind around 1 mph.
Davis VP+ forecast: Increasing clouds with little temperature change.		   Monday

Monday: Sunny
Sunny

Hi 72 °F		 NWS forecast: Sunny, with a high near 72. Southwest wind 1 to 6 mph.
 NWS Weather Forecast  - Five Day Outlook for Overnight through Thursday Night - Last Update: Mon, 09-Mar-2026 1:53am EDT
Overnight

Overnight: Clear
Clear
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday

Tuesday: Sunny
Sunny
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Wednesday

Wednesday: Chance Light Rain
Chance Light Rain
Wednesday
Night
Wednesday Night: Light Rain Likely
Light Rain Likely
Thursday

Thursday: Light Rain Likely
Light Rain Likely
Thursday
Night
Thursday Night: Chance Light Rain then Mostly Clear
Chance Light Rain then Mostly Clear
Lo 47 °F Hi 72 °F Lo 48 °F Hi 78 °F Lo 59 °F Hi 78 °F Lo 46 °F Hi 53 °F Lo 33 °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

Pollen
Each year American vegetation spews forth some 1,000,000 tons of pollen into the air we breathe.

Today in Weather History

Weather History for March 9
 
1984   A freak thunder snowstorm produced high winds, vivid lightning, and up to seven inches of snow in the northern suburbs of Washington D.C.
1717   On Fishers Island in Long Island Sound, 1200 sheep were discovered to have been buried under a snow drift for four weeks. When finally uncovered, one hundred sheep were still alive.