 Your forecast tonight, severe thunderstorm watch till 11 o'clock. Severe thunderstorm warning for parts of southern Maryland for the next 15 to 30 minutes. All the thunderstorms should be ending overnight with low temperatures. Very chilly down in the 60s for this time of year. Tomorrow after the front passes, sunshine, cooler conditions and less humidity. High temperatures in the upper 70s to near 80. 90 degrees in Friendship Heights feels like 93.