Triangle, VA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Triangle, VA.

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Current Conditions — Triangle, VA

WASH DC/DULLES (KIAD)

Clear

50.0 F
Humidity:82%
Wind Speed: 0.0 mph
Barometer:30.19 in
Dewpoint:44.6 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 26 2026, 11:50 PM EDT
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5-Day Forecast — Triangle, VA

Sunday

High 59 °F
Mostly Cloudy
Sunday
Night
Low 44 °F
Partly Cloudy
Monday

High 71 °F
Mostly Sunny
Monday
Night
Low 46 °F
Partly Cloudy
Tuesday

High 71 °F
Chance of Rain Showers
Tuesday
Night
Low 51 °F
Chance of Rain
Wednesday

High 73 °F
T-storms
Wednesday
Night
Low 51 °F
T-storms
Thursday

High 66 °F
Showers Likely

Detailed Forecast — Triangle, VA

Sunday
Mostly Cloudy. High near 59°F. Wind 7 to 9 mph, with gusts as high as 17 mph.
Sunday Night
Partly Cloudy. Low around 44°F. Wind 3 to 6 mph, with gusts as high as 10 mph.
Monday
Mostly Sunny. High near 71°F. Wind 3 to 7 mph, with gusts as high as 13 mph.
Monday Night
Partly Cloudy. Low around 46°F. Wind 2 to 5 mph, with gusts as high as 10 mph.
Tuesday
Chance of Rain Showers. High near 71°F. Wind 3 to 8 mph, with gusts as high as 13 mph.
Tuesday Night
Chance of Rain. Low around 51°F. Wind 3 to 5 mph, with gusts as high as 8 mph.
Wednesday
Thunderstorms. High near 73°F. Wind 3 to 9 mph, with gusts as high as 15 mph.
Wednesday Night
Thunderstorms. Low around 51°F. Wind 8 to 9 mph, with gusts as high as 16 mph.
Thursday
Showers Likely. High near 66°F. Wind 14 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Mostly Clear. Low around 44°F. Wind 7 to 10 mph, with gusts as high as 16 mph.
Friday
Slight Chance of Showers. High near 68°F. Wind 8 to 14 mph, with gusts as high as 21 mph.
Friday Night
Chance of Rain. Low around 44°F. Wind 5 to 6 mph, with gusts as high as 10 mph.
Saturday
Chance of Showers. High near 66°F. Wind 7 to 12 mph, with gusts as high as 18 mph.
Saturday Night
Mostly Clear. Low around 44°F. Wind 3 to 5 mph, with gusts as high as 9 mph.
VA Radar
Current Radar • VA
Day 1 Outlook • April 27, 2026

Observation History — Triangle, VA

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
11:50 PM EDT 0.0 10.00 Clear -- 50.0 44.6 82% NA NA 30.19 1022.4
11:45 PM EDT 0.0 10.00 Clear -- 51.8 44.6 76% NA NA 30.19 1022.4
11:35 PM EDT 0.0 10.00 Mostly Clear -- 51.8 44.6 76% NA NA 30.19 1022.4
11:30 PM EDT 0.0 10.00 Partly Cloudy -- 51.8 44.6 76% NA NA 30.20 1022.7
11:20 PM EDT 0.0 10.00 Mostly Cloudy -- 53.6 44.6 71% NA NA 30.20 1022.7
11:15 PM EDT 3.4 10.00 Cloudy -- 53.6 44.6 71% NA NA 30.20 1022.7
11:05 PM EDT 4.6 10.00 Cloudy -- 53.6 44.6 71% NA NA 30.20 1022.7
11:00 PM EDT SE 3.4 10.00 Cloudy -- 53.6 44.6 71% NA NA 30.20 1022.7
10:50 PM EDT S 4.6 10.00 Cloudy -- 53.6 44.6 71% NA NA 30.20 1022.7
10:40 PM EDT 3.4 10.00 Cloudy -- 53.6 44.6 71% NA NA 30.19 1022.4
10:35 PM EDT 4.6 10.00 Cloudy -- 53.6 44.6 71% NA NA 30.19 1022.4
10:30 PM EDT E 5.7 10.00 Cloudy -- 53.6 44.6 71% NA NA 30.20 1022.7
10:25 PM EDT 5.7 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.19 1022.4
10:20 PM EDT NE 8.1 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.19 1022.4
10:15 PM EDT NE 6.9 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.19 1022.4
10:00 PM EDT NE 9.2 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.19 1022.4
09:50 PM EDT NE 8.1 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.19 1022.4
09:40 PM EDT 9.2 10.00 Cloudy -- 55.4 42.8 62% NA NA 30.18 1022.0
09:35 PM EDT 10.4 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.18 1022.0
09:30 PM EDT 10.4 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.18 1022.0
09:25 PM EDT 9.2 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.18 1022.0
09:20 PM EDT 9.2 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.18 1022.0
09:10 PM EDT 8.1 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.18 1022.0
09:00 PM EDT 9.2 10.00 Cloudy -- 55.4 44.6 67% NA NA 30.17 1021.7

Regional Weather Observation

WASH DC/DULLES (KIAD)

Clear
50.0 F

MANASSAS MUNI (KHEF)

Mostly Clear
51.8 F

FORT BELVOIR/DAV (KDAA)

Clear
NULL F

WARRENTON (KHWY)

Cloudy
53.4 F

WASHINGTON/NATL (KDCA)

NULL
51.8 F

QUANTICO MCAF (KNYG)

Mostly Clear
53.1 F
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