The National Weather Service has issued a flood watch through late this evening.

Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.

The National Weather Service reports that very high atmospheric moisture content will overspread the region tonight. Rounds of showers and thunderstorms are expected with embedded heavy rainfall. Rainfall rates of 1-2 inches per hour are possible. Urban areas will be of particular concern for flash flooding.

Here is the latest forecast:

Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11 p.m. Some of the storms could produce heavy rain. Low around 67. East wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Tuesday: A chance of showers and thunderstorms before 11 a.m., then a chance of showers and thunderstorms after 2 p.m. Cloudy, then gradually becoming mostly sunny, with a high near 81. West wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night: A chance of showers and thunderstorms before 8 p.m. Mostly cloudy, with a low around 62. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday: Mostly sunny, with a high near 78. Northwest wind 5 to 10 mph.

Wednesday Night: Mostly clear, with a low around 61. Northwest wind around 5 mph becoming calm after midnight.

Thursday: Mostly sunny, with a high near 82.

Thursday Night: Partly cloudy, with a low around 65.

Friday: Mostly sunny, with a high near 78.

Friday Night: Mostly clear, with a low around 56.

Saturday: Sunny, with a high near 78.

Saturday Night: Mostly clear, with a low around 59.

Sunday: Sunny, with a high near 84.

Sunday Night: Mostly clear, with a low around 63.

Monday: Sunny, with a high near 85.