December 22: More Rain…Cold Air

4WARN Weather Alert through Saturday afternoon for the potential of flooding from heavy rain. The Flash Flood Watch remains in effect through noon Saturday.  As of late this afternoon, .46″ of ran had fallen at Nashville International, other spots in southwest Middle Tennessee picked up near 2″ of rain.

WSMV WATCH

Widespread rain will continue to fall across the Mid State through Saturday morning with totals of 2-4″ possible. Local amounts may exceed that.

PAUL RPM 12KM - PRECIP ACCUM

There could be a few embedded thunderstorms overnight in the rain.  Some of those storms could produce some gusty winds in addition to the heavy rain. The Storm Prediction Center has put the southwest corner of Middle Tennessee in a “Marginal” risk zone, #1 on a 1-5 scale.

PAUL SEVERE RISK REGION 2

Here’s a look at the latest timing on the rain with Futurecast.

WSMV RPM 4KM WxType Stationary1WSMV RPM 4KM WxType Stationary2WSMV RPM 4KM WxType Stationary3WSMV RPM 4KM WxType Stationary4WSMV RPM 4KM WxType Stationary5WSMV RPM 4KM WxType Stationary6WSMV RPM 4KM WxType Stationary7

With the exception of lingering light showers, rain pushes out late Saturday afternoon, followed by cooler and drier air.

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A second surge of cold air arrives Christmas Eve (Sunday) and a few snow flurries will be possible especially along the Cumberland Plateau,  but no accumulation expected.

Monday (Christmas Day) and Tuesday look chilly, but dry and beautiful.

I’ll have an update on News 4 at 10pm.

Lisa Spencer

 

About Lisa Spencer

Lisa Spencer is the chief meteorologist at WSMV Channel 4 Nashville. You can catch her weathercasts weekdays at 4pm, 5pm, 6pm, 6:30pm and 10pm.
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