Showers and thunderstorms are likely today and tonight, but no organized severe weather outbreak is expected. A cold front tonight will drop temperatures into the upper 30s Wednesday morning. Wednesday afternoon will not be much warmer with highs in the mid-40s. Temperatures Thursday morning will drop below freezing for the first time in two weeks, and they will rise into the mid-50s in the afternoon. Showers and thunderstorms will return Thursday night and Friday. Lows will be in the 40s and highs in the 60s this weekend.