1-21-10 NOW: AR/MS/AL/TN

Have started a thread for this area due to the potential severe later today.

A mesoscale discussion has been issued for the outlined area today indicating an increasing threat of severe weather. Expect to see a tornado watch to be issued within the next couple of hours or so.

There is no severe weather in the area at this time. Storms have started forming ahead of the dry slot now located north of Little Rock, AR. Expect coverage and intensity to increase as surface temps warm. Storms are tracking mostly east at this time.

Tornado watch has been issued effective until 5pm CST.

"LOW-TOPPED THUNDERSTORMS...INCLUDING SUPERCELLS...ARE EXPECTED TO
EVOLVE OVER THE NEXT HOUR OR SO NEAR THE LOW CENTER TRACKING ACROSS THE BOOTHEEL REGION...AND FARTHER EAST ALONG WIND SHIFT INTO NERN MS/NWRN AL"

"LARGE HAIL WILL BE LIKELY WITH ANY STRONGER CORE GIVEN THE STEEP MID LEVEL LAPSE RATES AND COLD AIR ALOFT. ISOLATED TORNADOES WILL BE ADDITIONAL CONCERN AS SUPERCELLS INTENSIFY THROUGH THE DAY"

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
244 PM CST THU JAN 21 2010

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
NORTHEASTERN TROUSDALE COUNTY IN MIDDLE TENNESSEE...
NORTHWESTERN CLAY COUNTY IN MIDDLE TENNESSEE...
MACON COUNTY IN MIDDLE TENNESSEE...

* UNTIL 315 PM CST

* AT 235 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES
SOUTHWEST OF LAFAYETTE...OR NEAR HARTSVILLE...MOVING NORTHEAST AT
35 MPH.

* THE TORNADO WILL BE NEAR...
LAFAYETTE BY 250 PM CST...
RED BOILING SPRINGS BY 300 PM CST...

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
400 PM EST THU JAN 21 2010

THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A

* TORNADO WARNING FOR...
HAMILTON COUNTY IN EAST TENNESSEE...
MARION COUNTY IN EAST TENNESSEE...
SEQUATCHIE COUNTY IN EAST TENNESSEE...

* UNTIL 445 PM EST/345 PM CST/

* AT 300 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR SIGNAL
MOUNTAIN...OR 11 MILES NORTHWEST OF CHATTANOOGA. DOPPLER RADAR
SHOWED THIS TORNADO MOVING NORTHEAST AT 30 MPH.

* THIS TORNADIC STORM WILL BE NEAR...
SIGNAL MOUNTAIN AROUND 405 PM EST.
SODDY-DAISY AROUND 435 PM EST.

OTHER LOCATIONS AFFECTED BY THIS TORNADIC THUNDERSTORM INCLUDE LONE
OAK...MIDDLE VALLEY...SHADY GROVE AND SALE CREEK.

The Tornado Watch has been dropped and replaced with a Severe Thunderstorm Watch for TN and KY. No watches or warnings in effect for MS, AL or AR.

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 7
NWS STORM PREDICTION CENTER NORMAN OK
320 PM CST THU JAN 21 2010

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

SOUTH CENTRAL KENTUCKY
MIDDLE INTO A SMALL PART OF EASTERN TENNESSEE

EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 320 PM UNTIL
900 PM CST.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.