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Small Craft Advisory SMALL CRAFT ADVISORY - Tidal Potomac
Test Message TEST MESSAGE - Montgomery Cnty(C+SE), MD  - Montgomery Cnty(NW), MD

WASHINGTON DC METRO AREA FORECAST DISCUSSION
Freshened up the hourly forecast details for today, but otherwise no substantial changes at this time. There was a 15 percent severe weather outlook issued for Day 5/Monday for a large part of the forecast area.

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: @ 12-Mar-2026 2:40pm - next update at 2:50pm  
Temperature Summary Outlook
Currently: 34.1, Max: 78.5, Min: 33.2 34.1°F
Colder 0.2°F than last hour.

Cold

Feels like: 34°F

24-hr difference
-47.6°FColder 47.6°F than yesterday at this time.
  Today Yesterday
High: 78.5°F
12:00am 		86.3°F
3:48pm
Low: 33.2°F
12:53pm 		57.2°F
6:45am
High & Low March 2026
High:  87.1°F
10 March at 3:31 PM
Low:  28.5°F
02 March at 6:20 AM
Max Min:  57.2°F
11 March
Min Max:  34.9°F
02 March
High and Low 2026
High:  87.1°F
10 March at 3:31 PM
Low:  5.2°F
27 January at 7:52 AM
Max Min:  57.2°F
11 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:  34.1°F
Coldest Wind Chill
Today:  29.5°F
at 11:03am
Yesterday:  57.2°F
at 6:45am
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: 8.4 Degree Days
Yesterday: 1.6 Degree Days
Cooling Degree Days
Today: 2.3 Degree Days
Yesterday: 8.4 Degree Days
Heat Index
Now:  34.1°F
Warmest Heat Index
Today:  78.5°F
at 00:00
Yesterday:  88.5°F
at 15:46
March 2026  88.5°F
11 March at 3:46 PM
2026  88.5°F
11 March at 3:46 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
Overcast Overcast
Wind from SE SE
0
Gust:
 1 mph
0 Bft - Calm
Today: 21 mph 6:48am
Gust Month: 22 mph March 11
Rain Today:  0.53 in
Rain Rate /hr  0.00 in
Rain Last Hour:  0.00 in
Rain 24hrs:  0.53 in
Wind

Station High March 2026
High Gust:  22 mph
11 March at 11:18 PM
High Average:  10 mph
12 March at 11:03 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 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:  34.4 miles
Yesterday:  40.8 miles
Highest Wind Run
March 2026  40.8 miles
11 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: 0.53 in
Rain Rate (/hr): 0.00 in
Rain Yesterday: 0.00 in
This Month: 1.08 in
Season Total: 4.71 in
0 day since last rain.

Days Since Last Dry Day: 0
Station High March 2026
High Day:  0.53 in
12 March
High Hour:  0.19 in
12 March at 9:46 AM
High Rain Rate /hr:  0.47 in
12 March at 7:50 AM
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
This
Afternoon
This Afternoon: Rain And Snow
Rain And Snow
Tonight

Tonight: Mostly Clear
Mostly Clear
Friday

Friday: Partly Sunny
Partly Sunny
Hi 51 °F Lo 30 °F Hi 53 °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: 93 % Increased 1.0% since last hour.
Dew Point: 32.3°F Increased 0.8°F since last hour.
Barometer: 29.94 inHg Rising 0.01 inHg/hr
Baro Trend: Rising slowly
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: 1.5 in
Snowfall Today: 1.5in@1400
Storm Total: 1.5 in
Total Season Snow: 13.0 in
Total Last Season: 15.5 in
Fire Danger
firedanger
Almanac
Sunrise: 7:23am
Sunset: 7:14pm
Moonrise: 3:42am
Moonset: 12:34pm

Day Length:  11:48
Dawn:  06:59
Dusk:  19:41
Daylight Length:  12:41
 There will be 2min 34s more daylight tomorrow

Cloud Base

cloudbase
CB AGL: 411 ft
UV Index

   0.0   
None
High: 0.5 @ 10:22am

Solar Radiation
26 W/m2
High: 79 @  10:23am

Air Quality Index
Current AQI
7
Good

Sunlight

11 hrs 51 min 15 sec
of Sunlight Today
Which is
2 min 33 sec Longer
Than Yesterday
(Noon) graph (Midnight)
 Legend

Moon


Waning Crescent
Waning Crescent, Moon at 22 days in cycle
37% %
Illuminated
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Rain And Snow
Rain And Snow

Hi 51 °F		 NWS forecast: Rain and snow before 5pm. Mostly cloudy. High near 51, with temperatures falling to around 41 in the afternoon. Northwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than half an inch possible.
Davis VP+ forecast: Increasing clouds with little temperature change.		   Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 30 °F		 NWS forecast: Mostly clear, with a low around 30. West wind 3 to 14 mph, with gusts as high as 24 mph. New rainfall amounts less than a tenth of an inch possible.
 NWS Weather Forecast  - Five Day Outlook for This Afternoon through Monday - Last Update: Thu, 12-Mar-2026 10:53am EDT
This
Afternoon
This Afternoon: Rain And Snow
Rain And Snow
Tonight

Tonight: Mostly Clear
Mostly Clear
Friday

Friday: Partly Sunny
Partly Sunny
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday

Saturday: Mostly Sunny
Mostly Sunny
Saturday
Night
Saturday Night: Mostly Cloudy
Mostly Cloudy
Sunday

Sunday: Mostly Cloudy
Mostly Cloudy
Sunday
Night
Sunday Night: Rain Showers Likely
Rain Showers Likely
Monday

Monday: Rain Showers
Rain Showers
Hi 51 °F Lo 30 °F Hi 53 °F Lo 41 °F Hi 58 °F Lo 40 °F Hi 62 °F Lo 54 °F Hi 70 °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

Weather Terms
High Wind Warning - Sustained winds of 40 mph or greater for a duration of one hour or longer or gusts to 58 mph or greater.

Today in Weather History

Weather History for March 12