Update, 8:30 p.m.: About 1,800 residents lost power in the Woodlawn area of Montgomery County, according to Cumberland Electric Membership Corp.

CEMC crews are working to restore power.

Update, 8 p.m.: A strong thunderstorm will impact portions of western Montgomery, southeastern Stewart and northern Houston Counties through 8:15 p.m.

At 7:45 p.m., Doppler radar was tracking a strong thunderstorm over Tennessee Ridge, or near Erin, moving east at 55 mph, according to the National Weather Service.

Winds in excess of 30 mph and pea size hail were reported by a storm spotter in Houston County.

“Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible,” the NWS said.

For local severe weather alerts and updates, tune in to radio stations Beaver 100.3, Q108, Z97.5, Rewind 94.3 or NewZee 105.5.

Previously:

CLARKSVILLE, TN (CLARKSVILLE NOW) – Montgomery and surrounding counties are under a Flood Watch from Tuesday afternoon through Wednesday morning.

“Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations,” according to the National Weather Service.

“After midnight tonight, some strong to severe thunderstorms will be possible with strong to damaging winds the main concern.”

The heavy rains will cover Clarksville in two waves, one today through Tuesday night and another Wednesday night through Friday.

Current projections show the Red River at Port Royal expected to crest just above Action stage at 25.1 feet on Wednesday at about noon.

Clarksville forecast

Here’s the day-by-day outlook.

Today: Partly sunny this morning, then mostly cloudy with showers likely this afternoon. Highs in the upper 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

Tonight: Showers with a chance of thunderstorms. Lows in the mid 50s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Tuesday: A chance of thunderstorms. Showers. Locally heavy rainfall possible in the afternoon. Breezy with highs around 70. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain near 100 percent.

Tuesday night: Rain showers with a chance of thunderstorms in the evening, then rain showers likely after midnight. Much cooler with lows in the mid 30s. West winds 10 to 15 mph, becoming north after midnight. Chance of rain 90 percent.

Wednesday: Mostly cloudy. Much cooler with highs in the upper 40s. North winds around 10 mph.

Wednesday night: Rain showers likely in the evening, then rain showers after midnight. Lows in the upper 30s. Chance of rain near 100 percent.

Thursday: Rain showers. Highs in the lower 50s. Chance of rain 90 percent.

Thursday night: Rain showers in the evening, then rain and snow showers after midnight. Little or no snow accumulation. Cold with lows in the lower 30s. Chance of precipitation 90 percent.