Virginia Weather Alert: Thunderstorms Could Slow I-495 Traffic by Tuesday Afternoon

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Annandale, Va. – Thunderstorms could disrupt the Tuesday evening commute in Northern Virginia, bringing slick roads, possible delays, and brief downpours along I-495.

According to the National Weather Service, storm chances climb after 2 p.m. Tuesday with rain likely to linger into Tuesday night. Drivers in Fairfax County should prepare for slower travel and reduced visibility. The highest risk stretches across Annandale, Springfield, and other busy commuter corridors.

Today stays calm with mostly sunny skies and highs near 79. Clouds increase tonight, with mild lows in the mid-60s. Sunday brings more clouds and a high of 76, followed by partly sunny conditions on Monday near 79. While the start of the week looks manageable, Tuesday brings the shift. The afternoon high climbs to 84 before storms roll in, dropping overnight temperatures back to the mid-60s.

Residents should secure outdoor items and keep phones charged in case of isolated power outages. Light winds may not cause damage, but heavy bursts of rain could create ponding on secondary roads. Travel late Tuesday may require extra time.

By midweek, scattered showers linger with highs near 79 on Wednesday. Rain chances taper but return Thursday into Friday. Conditions remain unsettled as fall weather patterns take hold across Northern Virginia.

Warnings may be updated if storm potential strengthens, especially during the Tuesday evening rush.

Five-Day Forecast for Annandale, VA

  • Saturday: Mostly sunny, high near 79.
  • Sunday: Mostly cloudy, high 76. Low 60.
  • Monday: Partly sunny, high 79. Low 64.
  • Tuesday: Chance of thunderstorms after 2 p.m., high 84. Storms continue overnight.
  • Wednesday: Showers possible, high 79. Low 64.