Tornado Watch 10

Issued

Jan 29, 2013, 5:37 PM CST (23:37 UTC)

Expired

Jan 30, 2013, 2:00 AM CST

In force

8 hr

Issued by

the Storm Prediction Center

Largest hail expected

1.5 in

Strongest gust expected

70 kt

Two or more tornadoes

90%

One or more EF2 to EF5 tornadoes

50%

Ten or more severe wind reports

95%

One or more gusts of 65 knots or more

60%

Ten or more severe hail reports

20%

One or more hailstones of 2 inches or more

5%

Six or more combined severe hail and wind reports

95%

• Mesoscale Discussion 73Jan 29, 2:15 PM CST
• Mesoscale Discussion 74Jan 29, 3:31 PM CST
• Mesoscale Discussion 76Jan 29, 4:37 PM CST
• Mesoscale Discussion 77Jan 29, 4:58 PM CST
• Mesoscale Discussion 78Jan 29, 5:51 PM CST
• Mesoscale Discussion 80Jan 29, 7:31 PM CST
• Mesoscale Discussion 81Jan 29, 8:11 PM CST
• Mesoscale Discussion 84Jan 29, 9:49 PM CST

319 
WWUS20 KWNS 292338
SEL0  
SPC WW 292338
ARZ000-LAZ000-MOZ000-OKZ000-TXZ000-300700-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 10
NWS STORM PREDICTION CENTER NORMAN OK
540 PM CST TUE JAN 29 2013

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

       MUCH OF ARKANSAS
       NORTHERN LOUISIANA
       MISSOURI BOOTHEEL
       EXTREME SOUTHEAST OKLAHOMA
       NORTHEAST TEXAS

EFFECTIVE THIS TUESDAY AFTERNOON AND WEDNESDAY MORNING FROM 540
PM UNTIL 100 AM CST.

TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 100 STATUTE
MILES EAST AND WEST OF A LINE FROM 50 MILES WEST OF NATCHITOCHES
LOUISIANA TO 30 MILES NORTHWEST OF WALNUT RIDGE ARKANSAS.  FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU0).

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 7...WW 9...

DISCUSSION...THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE AND
INTENSITY THROUGH THE EVENING AS A POWERFUL UPPER LEVEL SYSTEM
APPROACHES THE REGION.  VERY STRONG LOW LEVEL WIND FIELDS AND
SUFFICIENT INSTABILITY WILL PROMOTE THE DEVELOPMENT OF SCATTERED
SEVERE THUNDERSTORMS.  BOW ECHOS AND SUPERCELLS SEEM TO BE THE
GREATEST RISK...WITH THE POTENTIAL FOR ISOLATED SIGNIFICANT
TORNADOES AND WIDESPREAD DAMAGING WINDS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 23045.


...HART

Tornado Watches in Arkansas, 2013Tornado Watches in Louisiana, 2013Tornado Watches in Texas, 2013Every tornado watch in 2013

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.