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

WASHINGTON DC METRO AREA FORECAST DISCUSSION
Closely monitoring incoming guidance regarding anticipated heat and eventually severe thunderstorm potential late this week.

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: @ 29-Jun-2026 12:50pm - next update at 1:00pm  
Temperature Summary Outlook
Currently: 84.5, Max: 84.5, Min: 68.0 84.5°F
Warmer 3.6°F than last hour.

Warm

Feels like: 95°F

24-hr difference
11.3°FWarmer 11.3°F than yesterday at this time.
  Today Yesterday
High: 84.5°F
12:49pm 		77.3°F
6:05pm
Low: 68.0°F
5:43am 		71.3°F
10:20am
High & Low June 2026
High:  96.9°F
11 June at 3:49 PM
Low:  51.6°F
03 June at 4:48 AM
Max Min:  72.2°F
18 June
Min Max:  72.6°F
23 June
High and Low 2026
High:  96.9°F
11 June at 3:49 PM
Low:  5.2°F
27 January at 7:52 AM
Max Min:  72.2°F
18 June
Min Max:  18.4°F
25 January
Record June
High:  99.4°F
at 14:43 on 25 June 2025
Low:  44.2°F
at 06:16 on 01 June 2025
Max Min:  78.1°F
at 06:58 on 23 June 2024
Min Max:  59.7°F
at 15:45 on 03 June 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:  84.5°F
Coldest Wind Chill
Today:  68.0°F
at 5:43am
Yesterday:  71.3°F
at 10:20am
June 2026  51.6°F
03 June at 4:48 AM
2026  2.9°F
01 February at 8:34 AM
Station June  44.3°F
at 06:09 on 01 June 2025
Station All Time  °F
Records began on 24 December 2012
Degree Days
Heating Degree Days
Today: 0.0 Degree Days
Yesterday: 0.0 Degree Days
Cooling Degree Days
Today: 3.9 Degree Days
Yesterday: 8.1 Degree Days
Heat Index
Now:  93.0°F
Warmest Heat Index
Today:  93.1°F
at 12:48
Yesterday:  77.3°F
at 18:05
June 2026  118.0°F
11 June at 2:15 PM
2026  118.0°F
11 June at 2:15 PM
Station Record June  124.4°F
at 13:24 on 25 June 2025
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
Mostly cloudy Mostly cloudy
Wind from SE SE
1
Gust:
 3 mph
0 Bft - Calm
Today: 6 mph 11:31am
Gust Month: 21 mph June 11
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 June 2026
High Gust:  21 mph
11 June at 7:54 PM
High Average:  7 mph
11 June at 7:55 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 June
High Gust:  26 mph
at 14:39 on 19 June 2018
High Average:  15 mph
at 15:12 on 08 June 2016
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:  1.2 miles
Yesterday:  3.7 miles
Highest Wind Run
June 2026  43.0 miles
15 June
2026  101.4 miles
07 February
June  111.8 miles
on 12 June 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: 0.56 in
This Month: 2.83 in
Season Total: 11.45 in
1 day since last rain.

Days Since Last Dry Day: 3
Station High June 2026
High Day:  0.76 in
22 June
High Hour:  0.44 in
22 June at 5:47 PM
High Rain Rate /hr:  1.48 in
27 June at 9:36 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 June
High Day:  1.77 in
on 27 June 2015
High Hour:  1.62 in
at 21:22 on 26 June 2025
High Rain Rate /hr:  57.60 in
at 20:04 on 10 June 2020
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: Partly Sunny
Partly Sunny
Tonight

Tonight: Mostly Clear
Mostly Clear
Tuesday

Tuesday: Sunny
Sunny
Hi 86 °F Lo 66 °F Hi 88 °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: 74 % Decreased 7.0% since last hour.
Dew Point: 75.3°F Increased 1.1°F since last hour.
Barometer: 30.10 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: 5:46am
Sunset: 8:40pm
Moonset: 5:02am
Moonrise: 8:55pm

Day Length:  14:51
Dawn:  05:16
Dusk:  21:11
Daylight Length:  15:55
 There will be 0min 30s less daylight tomorrow

Cloud Base

cloudbase
CB AGL: 2091 ft
UV Index

   8.2   
 Very High 
High: 8.9 @ 12:35pm

Solar Radiation
1165 W/m2
High: 1238 @  12:36pm

Air Quality Index
Current AQI
59
Moderate

Sunlight

14 hrs 54 min 26 sec
of Sunlight Today
Which is 27 sec Shorter
Than Yesterday
(Noon) graph (Midnight)
 Legend

Moon


Full Moon
Full Moon, Moon at 14 days in cycle
100% %
Illuminated
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Partly Sunny
Partly Sunny

Hi 86 °F		 NWS forecast: Partly sunny, with a high near 86. East wind around 5 mph.
Davis VP+ forecast: Increasing clouds with little temperature change. Precipitation possible within 24 to 48 hours.		   Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 66 °F		 NWS forecast: Mostly clear, with a low around 66. Southeast wind 2 to 6 mph.
 NWS Weather Forecast  - Five Day Outlook for This Afternoon through Friday - Last Update: Mon, 29-Jun-2026 12:44pm EDT
This
Afternoon
This Afternoon: Partly Sunny
Partly Sunny
Tonight

Tonight: Mostly Clear
Mostly Clear
Tuesday

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

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

Thursday: Sunny
Sunny
Thursday
Night
Thursday Night: Clear
Clear
Friday

Friday: Sunny then Slight Chance Showers And Thunderstorms
Sunny then Slight Chance Showers And T-Storms
Hi 86 °F Lo 66 °F Hi 88 °F Lo 70 °F Hi 98 °F Lo 76 °F Hi 102 °F Lo 77 °F Hi 103 °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
Winter Storm Watch - Conditions are favorable for hazardous winter weather conditions including heavy snow, blizzard conditions, or significant accumulations of freezing rain or sleet. These watches are issued by the Weather Service Forecast Office in Sterling, VA and are usually issued 12 to 36 hours in advance of the event.

Today in Weather History

Weather History for June 29
 
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.