 Later tonight, showers and storms will end after midnight, and overnight it will turn cooler and less muggy. Lows will be in the 60s. Lots of sunshine, breezy, cooler, and less humid on Monday are highs only around 80. Sunny and pleasant low humidity on Tuesday. Low to mid-80s are high. And on Wednesday, sunny, highs upper 80s. Mike Stenner for WTOP News. And we're under a severe thunderstorm watch until 11 o'clock tonight. Right now it's 92 in Hyattsville, 92 in Herndon, 93 in Foggy Bottom.