Some autumnal coolness will greet the start of the week, but summer warmth is likely to close it out. A period of rain looks to be sandwiched in the middle. Your week ahead forecast follows...
Today
Mostly cloudy, cool -- scattered morning light rain. A strong high pressure system centered to our northwest will direct cool northeasterly flow over the area. A bit of light rain is possible, particulary north of DC and in the morning. Expect more clouds than sun, with highs in the low 70s. Overnight, we'll have a few clouds, with lows 55-60 (city to suburbs).
Week at a Glance
Hottest Day: Sunday (High of 85)
Coolest Day: Tuesday (High of 74)
Dry Days: Monday, Tuesday, Friday through Sunday
Rain Chances: Wednesday PM (60%), Thursday (65%)
The Week's Wild Card: The timing and strength of the front to affect the area Wednesday into Thursday, which will dictate when and how much it rains.
Climatological Average High/Low: 81-79/63-61
Pictured: Morning fog near Warrenton, VA Sunday. By CapitalWeather.com photographer Kevin Ambrose.Tuesday
Fall-like coolness, but pleasant. We'll continue to experience cool east, to northeasterly flow. Skies should remain mostly cloudy, with highs in the low 70s. Overnight, look for partly cloudy skies with lows 55-60 (suburbs to city).
Wednesday
Thickening clouds, PM rain? A front will gradually approach from the west. Some light rain is possible by late in the afternoon or during the evening with highs 70-75. Overnight, rain is likely, with lows near 60.
Thursday
Light rain, especially during the morning The front and its associated wave should move through the area during the morning. Clearing behind the front may be slow, although it's not out of the question the skies brighten sometime during the afternoon. High temperatures should be in the low to mid 70s. Overnight, skies should clear, with lows 55-60 (suburbs-city).
Friday
Becoming sunny, very nice. High pressure should begin building in from the west, resulting in a generally warm, mostly sunny day. A high near 80 is possible. Overnight, it should be clear, with lows 55-60 (suburbs to city).
The Weekend
Mostly sunny and warm. Weak high pressure should be overhead for most of the weekend resulting in generally light winds and seasonably warm temperatures. Highs will likely be in the low 80s Saturday, and perhaps the mid 80s by Sunday. Saturday night's low temperature should range from the mid to upper 50s in the suburbs, to the low 60s downtown.