Tornado Watch 167

Issued

Apr 28, 2002, 11:30 AM CDT (16:30 UTC)

Expired

Apr 28, 2002, 4:00 PM CDT

In force

5 hr

Issued by

the Storm Prediction Center

The Nashville radar (KOHX), 100 km from the middle of the area, began a volume at 16:33 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

000
WWUS20 KWNS 281627
SEL7  
SPC WW 281621
KYZ000-TNZ000-WVZ000-282100-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 167
STORM PREDICTION CENTER NORMAN OK
1221 PM EDT SUN APR 28 2002

THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

   KENTUCKY                           
   NORTHWEST AND MIDDLE TENNESSEE                          
   WESTERN WEST VIRGINIA                      

EFFECTIVE THIS SUNDAY AFTERNOON FROM 1230 PM UNTIL 500 PM EDT.

 ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
 
DAMAGING TORNADOES...LARGE HAIL TO 2 INCHES IN DIAMETER...
THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 110 STATUTE MILES EAST AND WEST
OF A LINE FROM 30 MILES WEST SOUTHWEST OF NASHVILLE TENNESSEE TO 35
MILES WEST NORTHWEST OF HUNTINGTON WEST VIRGINIA.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...  CONTINUE...WW 166...

DISCUSSION...MLCAPE VALUES FROM 2500 TO 3500 J/KG AND 50-60 KT DEEP
LAYERED SHEAR...WITH 1 KM STORM RELATIVE HELICITY VALUES NEAR 300
M2/S2...SUGGESTS SOME STRONG TORNADOES ARE POSSIBLE WITHIN THE
WATCH AREA. 

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. 
MEAN STORM MOTION VECTOR 26040.

...IMY

383,0810 355,0851 355,0890 383,0851

Tornado Watches in Kentucky, 2002Tornado Watches in Tennessee, 2002Tornado Watches in West Virginia, 2002Every tornado watch in 2002

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.