Monday could top Sunday as the hottest day of 2012 so far, with highs forecast in the 80s and sunny skies.
The National Weather Service is calling for a pleasant day with highs in the low 80s and southwest winds. AccuWeather.com is calling for more heat, though, with a high of 88 degrees.
Sunday's high was 85 degrees at BWI Airport.
Monday night, slightly cooler air could come through, with lows in the upper 50s and wind gusts up to 25 mph, according to the National Weather Service.
Tuesday, highs are expected in the mid-70s with sunny skies.
Clouds could appear later in the week, but there is no significant chance of precipitation until Friday night and Saturday.