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Fairfax Cnty, VA
 Details for Fairfax Cnty, VA Frost Advisory
 Loudoun Cnty(E), VA
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 Prince William Cnty, VA
 Details for Prince William Cnty, VA Frost Advisory
 Montgomery Cnty(C+SE), MD
 Details for Montgomery Cnty(C+SE), MD Frost Advisory
 Montgomery Cnty(NW), MD
 Details for Montgomery Cnty(NW), MD Frost Advisory
 Loudoun Cnty(W), VA
 Details for Loudoun Cnty(W), VA Frost Advisory
 Fauquier Cnty(N), VA
 Details for Fauquier Cnty(N), VA Frost Advisory
 Fauquier Cnty(S), VA
 Details for Fauquier Cnty(S), VA Frost Advisory
 Stafford Cnty, VA
 Details for Stafford Cnty, VA Frost Advisory
 Fairfax, VA
 Details for Fairfax, VA Frost Advisory
 Manassas, VA
 Details for Manassas, VA Frost Advisory
 Manassas Park, VA
 Details for Manassas Park, VA Frost Advisory
 Montgomery Cnty(C+SE), MD
 Details for Montgomery Cnty(C+SE), MD Test Message
 Montgomery Cnty(NW), MD
 Details for Montgomery Cnty(NW), MD Test Message

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Frost Advisory FROST ADVISORY - Fairfax, VA  - Fairfax Cnty, VA  - Fauquier Cnty(N), VA  - Fauquier Cnty(S), VA  - Loudoun Cnty(E), VA  - Loudoun Cnty(W), VA  - Manassas, VA  - Manassas Park, VA  - Montgomery Cnty(C+SE), MD  - Montgomery Cnty(NW), MD  - Prince William Cnty, VA  - Stafford Cnty, VA
Test Message TEST MESSAGE - Montgomery Cnty(C+SE), MD  - Montgomery Cnty(NW), MD

WASHINGTON DC METRO AREA FORECAST DISCUSSION
Patchy shallow fog has been developing early this morning, and may expand a bit before lifting quickly after daybreak.

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: @ 26-Oct-2026 3:30am - next update at 3:40am  
Temperature Summary Outlook
Currently: 43.5, Max: 46.6, Min: 43.4 43.5°F
Colder 0.9°F than last hour.

Cold

Feels like: 44°F

24-hr difference
-2.3°FColder 2.3°F than yesterday at this time.
  Today Yesterday
High: 46.6°F
12:00am 		68.4°F
3:24pm
Low: 43.4°F
3:27am 		39.7°F
8:15am
High & Low October 2026
High:  91.1°F
14 October at 2:49 PM
Low:  37.7°F
19 October at 7:06 AM
Max Min:  62.6°F
04 October
Min Max:  61.8°F
17 October
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 October
High:  93.9°F
at 15:52 on 02 October 2019
Low:  29.8°F
at 06:50 on 19 October 2015
Max Min:  72.3°F
at 05:28 on 09 October 2017
Min Max:  48.9°F
at 15:45 on 26 October 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:  43.5°F
Coldest Wind Chill
Today:  43.4°F
at 3:27am
Yesterday:  39.7°F
at 8:15am
October 2026  37.7°F
19 October at 7:06 AM
2026  2.9°F
01 February at 8:34 AM
Station October  29.8°F
at 06:50 on 19 October 2015
Station All Time  °F
Records began on 24 December 2012
Degree Days
Heating Degree Days
Today: 3.0 Degree Days
Yesterday: 13.1 Degree Days
Cooling Degree Days
Today: 0.0 Degree Days
Yesterday: 0.3 Degree Days
Heat Index
Now:  43.5°F
Warmest Heat Index
Today:  46.6°F
at 00:00
Yesterday:  68.4°F
at 15:24
October 2026  101.1°F
14 October at 2:49 PM
2026  128.9°F
04 July at 3:04 PM
Station Record October  101.1°F
at 14:49 on 14 October 2026
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
Clear Clear
Calm -
0
Gust:
 0 mph
0 Bft - Calm
Today: 0 mph 12:00am
Gust Month: 17 mph October 17
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 October 2026
High Gust:  17 mph
17 October at 1:58 PM
High Average:  5 mph
16 October at 6:36 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 October
High Gust:  28 mph
at 11:52 on 22 October 2016
High Average:  17 mph
at 11:53 on 22 October 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:  0.0 miles
Yesterday:  5.8 miles
Highest Wind Run
October 2026  40.8 miles
12 October
2026  101.4 miles
07 February
October  200.4 miles
on 22 October 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: 3.46 in
Season Total: 27.28 in
9 days since last rain.

Days Since Last Dry Day: 0
Station High October 2026
High Day:  1.33 in
11 October
High Hour:  0.26 in
02 October at 7:50 PM
High Rain Rate /hr:  3.92 in
16 October at 7:52 PM
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 October
High Day:  1.89 in
on 25 October 2021
High Hour:  0.86 in
at 20:17 on 25 October 2021
High Rain Rate /hr:  4.72 in
at 19:25 on 25 October 2021
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: Patchy Fog
Patchy Fog
Monday

Monday: Patchy Fog then Sunny
Patchy Fog then Sunny
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Lo 38 °F Hi 70 °F Lo 47 °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: 92 % Increased 1.0% since last hour.
Dew Point: 41.3°F Decreased 0.2°F since last hour.
Barometer: 30.40 inHg Falling 0.01 inHg/hr
Baro Trend: Falling 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: 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: 7:29am
Sunset: 6:18pm
Moonset: 8:06am
Moonrise: 6:17pm

Day Length:  10:45
Dawn:  07:03
Dusk:  18:43
Daylight Length:  11:40
 There will be 2min 17s less daylight tomorrow

Cloud Base

cloudbase
CB AGL: 493 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
17
Good

Sunlight

10 hrs 48 min 47 sec
of Sunlight Today
Which is
2 min 19 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: Overnight & Monday
Overnight

Overnight: Patchy Fog
Patchy Fog

Lo 38 °F		 NWS forecast: Patchy fog. Mostly clear, with a low around 38. Southwest wind around 1 mph.
Davis VP+ forecast: Partly cloudy with little temperature change.		   Monday

Monday: Patchy Fog then Sunny
Patchy Fog then Sunny

Hi 70 °F		 NWS forecast: Patchy fog before 10am. Sunny, with a high near 70. West wind 1 to 5 mph.
 NWS Weather Forecast  - Five Day Outlook for Overnight through Thursday Night - Last Update: Mon, 26-Oct-2026 2:23am EDT
Overnight

Overnight: Patchy Fog
Patchy Fog
Monday

Monday: Patchy Fog then Sunny
Patchy Fog then Sunny
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday

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

Wednesday: Partly Sunny
Partly Sunny
Wednesday
Night
Wednesday Night: Mostly Cloudy
Mostly Cloudy
Thursday

Thursday: Sunny
Sunny
Thursday
Night
Thursday Night: Clear
Clear
Lo 38 °F Hi 70 °F Lo 47 °F Hi 70 °F Lo 46 °F Hi 67 °F Lo 47 °F Hi 71 °F Lo 49 °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
Lake Effect Snow Warning - Lake effect snowfall of 6 inches or more in 12 hours or less, or 8 inches or more in 24 hours or less.

Today in Weather History

Weather History for October 26
 
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.