ARLINGTON, Va. (7News) — The First Alert Weather Team is issuing a heat warning for Wednesday as the heat will reach its peak, reaching highs of just under 38 degrees Celsius and a heat index of up to 42 degrees Celsius.

The National Weather Service has issued a heat advisory for parts of the DMV, lasting from 1 p.m. to 7 p.m. Record high temperatures are also possible. The record in DCA is 99 degrees in 1948 and the record in Dulles is 98 degrees in 1993.

READ MORE | DMV prepares for scorching heat: How to stay cool and safe

The First Alert Weather Team will be on site later Wednesday evening Storm warning as storm chances increase. Any storms that develop could become strong to severe. The Storm Prediction Center has rated areas along and north of I-66 and Route 50 at Level 2 of 5, a low risk category for damaging winds and hail threat.

READ MORE | Heat and storm warning Wednesday: What you need to know

Thursday will not be quite as hot behind the front from Wednesday night, with afternoon highs of just over 30 degrees. It will still be very humid, so temperatures will feel like they are over 32 degrees. Isolated showers and thunderstorms are possible, as there is a weather boundary to the south of us.

Friday will be cloudy and very humid. Maximum temperatures will remain above 20 degrees for most of the day. There may be isolated rain, but most of the day will remain dry.

Download the First Alert Weather app to stay up to date with the latest forecasts.