Heat Advisory Friday with highs in the mid-90s, heat index near 100 degrees; evening storms possible

(FOX 5 DC) - After hitting a record 100 degrees at Dulles on Thursday we are under yet another Heat Advisory beginning at noon.

We should top out in the mid-90s today, but the relentless humidity will make it feel like 105 degrees.

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FOX 5 Weather forecast for Friday, August 13

Matthew Cappucci has the FOX 5 Weather forecast for Friday, August 13

Thunderstorms are expected to develop after 3 p.m. and some could easily produce damaging wind gusts and torrential rain. The Storm Prediction Center has us outlooked for a marginal (isolated) risk for severe storms.

Scattered storms are in the forecast again on Saturday as a cool front approaches. This front will bring heat relief and by Sunday temperatures should top out in the low 80s!