Update, 2:30 p.m.: The National Weather Service is advising that the storms Saturday afternoon and evening could become serious.

“The main weather threats we are concerned about are hail (1-2″) and damaging winds in excess of 70 mph, but isolated tornadoes are also possible,” the NWS said. “Flash flooding is also a concern, but mainly in the morning hours of Saturday and Sunday.”

Previously:

CLARKSVILLE, TN (CLARKSVILLE NOW) – Enjoy the nice weather today, because we’re in for more thunderstorms over the weekend in Clarksville.

After a clear Friday night, there’s a 50/50 chance of storms Saturday, then a 90 percent chance Saturday night, according to the National Weather Service. And those thunderstorms could become severe.

Sunday, there’s a 30 percent chance of storms in the morning.

Clarksville forecast

Here’s the day-by-day outlook.

Today: Partly sunny in the morning then becoming partly cloudy. Highs in the upper 60s. Southwest winds up to 10 mph.

Tonight: Mostly clear. Lows in the upper 40s. Southeast winds up to 5 mph.

Saturday: Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs in the mid 70s. South winds 5 to 10 mph.

Saturday night: Showers and thunderstorms. Lows in the mid 50s. Southwest winds 5 to 15 mph. Chance of precipitation 90 percent.

Sunday: Mostly cloudy with a 30 percent chance of showers in the morning, then partly cloudy in the afternoon. Highs in the mid 60s. Northwest winds 10 to 15 mph.

Sunday night and Monday: Mostly clear. Lows in the upper 30s. Highs in the lower 60s.

Monday night: Partly cloudy with a 30 percent chance of showers. Lows in the mid 40s.

Tuesday: Partly cloudy. A 20 percent chance of showers and thunderstorms in the morning. Highs in the lower 70s.

Tuesday night: Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of showers and thunderstorms. Lows in the lower 50s.

Wednesday: Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs in the mid 60s.

Wednesday night: Mostly cloudy in the evening then becoming partly cloudy. A 40 percent chance of rain showers. Lows in the mid 30s.

Thursday: Mostly sunny. Highs in the mid 50s.