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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
Continued to trend dew points on the low end of guidance for Tuesday into Wednesday.

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: @ 15-Nov-2026 6:40pm - next update at 6:50pm  
Temperature Summary Outlook
Currently: 47.8, Max: 52.1, Min: 38.8 47.8°F
Colder 0.7°F than last hour.

Cool

Feels like: 48°F

24-hr difference
1.2°FWarmer 1.2°F than yesterday at this time.
  Today Yesterday
High: 52.1°F
1:32pm 		49.5°F
1:44pm
Low: 38.8°F
5:40am 		37.6°F
12:08am
High & Low November 2026
High:  78.0°F
04 November at 2:05 PM
Low:  37.4°F
10 November at 6:27 AM
Max Min:  65.9°F
05 November
Min Max:  49.5°F
14 November
High and Low 2026
High:  101.6°F
04 July at 3:01 PM
Low:  5.2°F
27 January at 7:52 AM
Max Min:  77.9°F
16 July
Min Max:  18.4°F
25 January
Record November
High:  83.8°F
at 13:31 on 06 November 2024
Low:  14.5°F
at 07:01 on 19 November 2014
Max Min:  65.9°F
at 01:47 on 05 November 2026
Min Max:  34.0°F
at 14:22 on 23 November 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:  47.8°F
Coldest Wind Chill
Today:  38.8°F
at 5:40am
Yesterday:  37.6°F
at 12:08am
November 2026  37.4°F
10 November at 6:27 AM
2026  2.9°F
01 February at 8:34 AM
Station November  14.0°F
at 07:47 on 13 November 2019
Station All Time  °F
Records began on 24 December 2012
Degree Days
Heating Degree Days
Today: 14.9 Degree Days
Yesterday: 20.6 Degree Days
Cooling Degree Days
Today: 0.0 Degree Days
Yesterday: 0.0 Degree Days
Heat Index
Now:  47.8°F
Warmest Heat Index
Today:  52.1°F
at 13:32
Yesterday:  49.5°F
at 13:44
November 2026  78.0°F
04 November at 2:05 PM
2026  128.9°F
04 July at 3:04 PM
Station Record November  86.4°F
at 13:31 on 06 November 2024
Station All Time  128.9°F
at 15:04 on 04 July 2026
Records began on 24 December 2012
WeatherCam Thumbnail
North North West Camera
North North West WeatherCam
Mostly cloudy Mostly cloudy
Wind from NNW NNW
0
Gust:
 2 mph
0 Bft - Calm
Today: 14 mph 11:09am
Gust Month: 19 mph November 14
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 November 2026
High Gust:  19 mph
14 November at 11:02 AM
High Average:  5 mph
07 November at 3:25 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 November
High Gust:  30 mph
at 18:10 on 20 November 2016
High Average:  18 mph
at 08:53 on 01 November 2013
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:  14.1 miles
Yesterday:  24.6 miles
Highest Wind Run
November 2026  48.9 miles
13 November
2026  101.4 miles
07 February
November  188.5 miles
on 20 November 2016
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: 0.40 in
Season Total: 27.68 in
3 days since last rain.

Days Since Last Dry Day: 0
Station High November 2026
High Day:  0.20 in
06 November
High Hour:  0.13 in
05 November at 8:49 PM
High Rain Rate /hr:  1.72 in
06 November at 2:40 AM
Station High 2026
High Day:  1.35 in
16 March
High Hour:  1.06 in
04 September at 12:06 AM
High Rain Rate /hr:  6.94 in
10 August at 4:38 PM
Station Record November
High Day:  1.73 in
on 21 November 2023
High Hour:  0.78 in
at 21:37 on 02 November 2018
High Rain Rate /hr:  6.19 in
at 21:29 on 02 November 2018
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: Mostly Cloudy
Mostly Cloudy
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy
Monday

Monday: Mostly Sunny
Mostly Sunny
Hi 52 °F Lo 36 °F Hi 57 °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: 70 % Increased 1.0% since last hour.
Dew Point: 38.5°F Decreased 0.4°F since last hour.
Barometer: 30.31 inHg Rising 0.02 inHg/hr
Baro Trend: Rising
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: 6:50am
Sunset: 4:57pm
Moonrise: 12:10pm
Moonset: 10:08pm

Day Length:  10:03
Dawn:  06:24
Dusk:  17:25
Daylight Length:  11:01
 There will be 1min 50s less daylight tomorrow

Cloud Base

cloudbase
CB AGL: 2116 ft
UV Index

   0.0   
None
High: 2.1 @ 11:47am

Solar Radiation
0 W/m2
High: 812 @  12:00pm

Air Quality Index
Current AQI
13
Good

Sunlight

10 hrs 6 min 38 sec
of Sunlight Today
Which is
1 min 51 sec Shorter
Than Yesterday
(Noon) graph (Midnight)
 Legend

Moon


Waxing Crescent
Waxing Crescent, Moon at 6 days in cycle
36% %
Illuminated
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Mostly Cloudy
Mostly Cloudy

Hi 52 °F		 NWS forecast: Mostly cloudy, with a high near 52. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.
Davis VP+ forecast: Mostly clear with little temperature change.		   Tonight

Tonight: Mostly Cloudy
Mostly Cloudy

Lo 36 °F		 NWS forecast: Mostly cloudy, with a low around 36. Northwest wind 5 to 8 mph.
 NWS Weather Forecast  - Five Day Outlook for This Afternoon through Thursday - Last Update: Sun, 15-Nov-2026 3:53pm EST
This
Afternoon
This Afternoon: Mostly Cloudy
Mostly Cloudy
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy
Monday

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

Tuesday: Sunny
Sunny
Tuesday
Night
Tuesday Night: Clear
Clear
Wednesday

Wednesday: Sunny
Sunny
Wednesday
Night
Wednesday Night: Clear
Clear
Thursday

Thursday: Sunny
Sunny
Hi 52 °F Lo 36 °F Hi 57 °F Lo 33 °F Hi 61 °F Lo 33 °F Hi 65 °F Lo 35 °F Hi 67 °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
Flood Stage - The level or stage at which a stream overflows its banks or the stage at which the overflow of a stream begins to cause damage.

Today in Weather History

Weather History for November 15
 
1984   Thunderstorms dropped 6 to 13 inches of rain at Tulsa, OK in 6 hours. The flooding claimed 14 lives and caused $90 million in property damage. 4600 cars, 743 houses, and 387 apartments were destroyed or severely damaged in the flood.
1967   A slow moving nor'easter battered New England with high winds, heavy rain, and record late season snow. Winds 70 to 90 mph in gusts occurred along the coast. Over 7 inches of rain fell at Nantucket, MS with 6.57 inches falling in 24 hours to set a new 24 hour rainfall record. 24.9 inches of snow fell at Mount Washington, NH to set a new May snowfall record.