Tornado Watch 105

Issued

Apr 27, 2014, 11:08 PM CDT (04:08 UTC)

Expired

Apr 28, 2014, 5:00 AM CDT

In force

6 hr

Issued by

the Storm Prediction Center

Largest hail expected

2 in

Strongest gust expected

60 kt

Two or more tornadoes

40%

One or more EF2 to EF5 tornadoes

20%

Ten or more severe wind reports

50%

One or more gusts of 65 knots or more

10%

Ten or more severe hail reports

50%

One or more hailstones of 2 inches or more

30%

Six or more combined severe hail and wind reports

80%

• Mesoscale Discussion 437Apr 27, 8:09 PM CDT
• Mesoscale Discussion 439Apr 27, 8:43 PM CDT
• Mesoscale Discussion 440Apr 27, 9:59 PM CDT
• Mesoscale Discussion 441Apr 27, 10:45 PM CDT
• Mesoscale Discussion 445Apr 28, 2:50 AM CDT
• Mesoscale Discussion 446Apr 28, 4:21 AM CDT

861 
WWUS20 KWNS 280408
SEL5  
SPC WW 280408
ARZ000-LAZ000-OKZ000-TXZ000-281000-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 105
NWS STORM PREDICTION CENTER NORMAN OK
1110 PM CDT SUN APR 27 2014

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* TORNADO WATCH FOR PORTIONS OF 
  SOUTHWEST ARKANSAS
  NORTHWEST LOUISIANA
  EXTREME SOUTHEAST OKLAHOMA
  NORTHEAST TEXAS

* EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 1110 PM
  UNTIL 500 AM CDT.

* PRIMARY THREATS INCLUDE...
  A COUPLE TORNADOES POSSIBLE
  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
    INCHES IN DIAMETER POSSIBLE
  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE
MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH NORTHEAST OF
TEXARKANA ARKANSAS TO 60 MILES SOUTH SOUTHEAST OF CORSICANA
TEXAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 102...WW 103...WW 104...

DISCUSSION...THUNDERSTORMS ARE RAPIDLY DEVELOPING ALONG THE SURFACE
DRYLINE FROM SOUTHEAST OK INTO NORTHEAST TX.  THESE STORMS ARE
EXPECTED TO INTENSIFY AND SPREAD ACROSS THE WATCH AREA THROUGH THE
OVERNIGHT PERIOD.  LARGE HAIL AND DAMAGING WINDS ARE THE MAIN
THREATS.  HOWEVER...STRONG LOW LEVEL VERTICAL SHEAR MAY BE
SUFFICIENT FOR ISOLATED TORNADOES AS WELL.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 25035.


...HART

Tornado Watches in Texas, 2014Tornado Watches in Arkansas, 2014Tornado Watches in Louisiana, 2014Every tornado watch in 2014

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.