Local weather forecast

Weather in Manassas, VA

Updated 2026-09-26 09:00 local time · ZIP codes 20109, 20110, 20111, 20112

Sunny
Now58°F

Sunny

High / Low70° / 53°
Rain chance41%
Wind13 mph
Weather alerts

Active alerts

2
Small Craft Advisory issued September 26 at 2:35AM EDT until September 27 at 6:00AM EDT by NWS Baltimore MD/Washington DC

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patapsco River including Baltimore Harbor. * WHEN...Until 6 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued September 26 at 7:45AM EDT until September 27 at 6:00AM EDT by NWS Baltimore MD/Washington DC

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patapsco River including Baltimore Harbor. * WHEN...Until 6 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Hourly

Next hours

NowSunny58°4% rain
10 AMSunny63°3% rain
11 AMSunny66°2% rain
12 PMOvercast70°8% rain
1 PMOvercast69°11% rain
2 PMPatchy rain nearby64°14% rain
3 PMPatchy rain nearby63°14% rain
4 PMPatchy rain nearby63°14% rain
5 PMOvercast62°14% rain
6 PMOvercast61°15% rain
7 PMOvercast59°18% rain
8 PMOvercast58°23% rain
Forecast

3-day weather forecast

Today2026-09-26
Sunny
70° 53°Sunny
Rain 41%Gust 15 mph
Tomorrow2026-09-27
Overcast
64° 57°Overcast
Rain 72%Gust 14 mph
Monday2026-09-28
Overcast
67° 57°Overcast
Rain 52%Gust 9 mph
Conditions

Weather details

Feels like50°F
Humidity62%
Pressure29.96 inHg
Visibility6 mi
Wind13 mph NNW
Wind gusts33 mph
Precipitation0.00 in
UV index1
Daylight

Sunrise, sunset and moon

Sunrise07:01 AM
Sunset07:01 PM
Moonrise06:51 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour12 PM · 70°F
Coolest hour12 AM · 57°F
Highest rain chance11 PM · 63%
Strongest gusts9 AM · 33 mph
Recent change

Today vs yesterday in Manassas

Forecast high70°F -2°
Forecast low53°F +5°
Rain chance41% +41 pts
YesterdayOvercast
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 23%).

Light layers should work

It feels like 50°F with winds near 13 mph.

Best window: 11 AM

66°F, 2% rain chance and 15 mph wind.

Allow a little extra driving time

Visibility is around 6 mi; gusts may reach 33 mph.

Good conditions for an easy run

Current temperature is 58°F, wind 13 mph, rain chance up to 23%.

Low UV protection needs

UV index is 1.

Local weather characteristics in Manassas

Virginia ranges from Atlantic coastal plain to Appalachian highlands. Summers are generally warm and humid, while mountain areas are cooler and winter conditions vary substantially statewide.

Manassas is part of the South weather region. The forecast point is near 38.75°N latitude and 77.48°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Manassas weather today

Sunny and 58°F in Manassas, VA. Today's high is 70°F with a 41% rain chance. Winds are around 13 mph with gusts near 33 mph. Relative humidity is 62%, pressure is 29.96 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Manassas

Sunrise is at 07:01 AM and sunset is at 07:01 PM. Tomorrow's forecast calls for Overcast with a high near 64°F and a low near 57°F. The maximum rain chance is 72%.

Nearby

Weather near Manassas

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