Washington, D.C.

D.C. Sizzles As Rush-Hour Storms Target I-95 Commute

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Published on August 07, 2026
D.C. Sizzles As Rush-Hour Storms Target I-95 CommuteSource: Google Street View

Washington, D.C., starts Friday warm and clear before the summer heat turns the city steamy. Temperatures near 74 degrees early will climb to about 92, with humidity pushing the afternoon heat index close to 100.

The main weather trouble arrives after 3 p.m., when showers and thunderstorms could develop and move toward the District during the evening commute. The National Weather Service says the strongest storms could bring damaging wind gusts, heavy rain and isolated hail, with parts of the I-95 corridor around D.C. facing a slight risk of severe weather.

Storms Could Complicate The Evening Commute

Friday’s storm chances rise through the afternoon, reaching their highest point around the 5-to-8 p.m. window as temperatures remain near 90. Southwest winds will stay fairly light at 1 to 8 mph outside of storms, but a downpour or lightning could quickly make roads and outdoor plans messy.

Showers and thunderstorms are likely before 8 p.m., followed by a lower chance of additional storms through about 11 p.m. The overnight low should settle near 73, with patchy fog possible by Saturday morning.

Saturday Stays Hot Before A Briefly Drier Stretch

Saturday will bring another mostly sunny start, a high near 93 and a heat index around 101. Storm chances return after 3 p.m., with another round of showers and thunderstorms possible into the evening before temperatures dip only to about 75 overnight.

Sunday and Monday look mostly sunny but remain hot, with highs near 92 and 94. Tuesday could be the hottest day of the stretch at about 95, while storm chances increase again Wednesday and Thursday; a more meaningful break from the heat and humidity is possible late next week, but the timing remains uncertain.