Hot and dry conditions prevail across the District as a heat wave remains parked over the Desert Southwest. Today will be sunny with afternoon temperatures climbing into the in upper 80s to low 90s, dew points in the mid 30s, and precipitable water (PWAT) values around 0.65”. Westerly upper-level flow will inhibit thunderstorm development again today, with dry conditions expected to continue overnight.

STORM RAINFALL POTENTIAL AND DURATION: Precipitation is not expected in the District today.

A LOOK AHEAD: On Friday, a weak upper-level disturbance and elevated atmospheric moisture will promote isolated thunderstorm activity across the High Plains. Afternoon temperatures will soar into the mid 90s ahead of storm initiation. Showers and thunderstorms will continue into the evening, then subside overnight. The active pattern is expected to continue into the weekend.