Update, 9:15 p.m.: A strong thunderstorm will hit portions of northwestern Dickson, Montgomery, southeastern Stewart, northeastern Houston and northwestern Robertson counties through 10 p.m., according to the National Weather Service.

At 9:13 p.m., Doppler radar was tracking a strong thunderstorm 10 miles east of Erin, moving northeast at 55 mph.

Dangers include winds in excess of 30 mph and pea-size hail. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible.

Frequent cloud to ground lightning is occurring with this storm, the NWS said.

Previously:

CLARKSVILLE, TN (CLARKSVILLE NOW) – Storms are possible in Clarksville tonight, as a cold front moves through Middle Tennessee.

Highs near 70 today will plummet to 40 on Wednesday, according to the National Weather Service.

“Showers and scattered thunderstorms are expected,” the NWS said. “Some thunderstorms could reach strong to severe thresholds, producing strong to damaging straight line winds, large hail, locally heavy rainfall, along with a few tornadoes.”

Overall the best potential for severe weather tonight will be from 8 p.m. to 3 a.m.

Clarksville forecast

Here’s the detailed outlook.

Today: A chance of showers, then showers likely and possibly a thunderstorm after 3 pm. Partly sunny, with a high near 68. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: Showers and possibly a thunderstorm before 3 am, then a chance of showers and thunderstorms, mainly between 3 am and 5 am. Low around 42. South wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday: Sunny, with a temperature falling to around 39 by 5pm. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

Wednesday night: Mostly clear, with a low around 23. West northwest wind around 5 mph becoming calm in the evening.