Severe Local Storm Watch and Watch Cancellation Msg
Issued by NWS

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WWUS20 KWNS 220356
SEL2
SPC WW 220356
ARZ000-LAZ000-TXZ000-221000-

URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 2
NWS Storm Prediction Center Norman OK
1000 PM CST Sun Jan 21 2018

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of
  Western and central Arkansas
  Northwestern Louisiana
  Extreme northeastern Texas

* Effective this Sunday night and Monday morning from 1000 PM
  until 400 AM CST.

* Primary threats include...
  A couple tornadoes possible
  Isolated damaging wind gusts to 70 mph possible

SUMMARY...Ongoing broken band of supercells will continue to spread
eastward overnight, with some tendency to grow into more linear
structures with time as the cold front eventually overtakes the warm
sector storms.  A couple of tornadoes and damaging gusts will be
possible with the persisting supercells and embedded circulations
within line segments.

The tornado watch area is approximately along and 55 statute miles
east and west of a line from 25 miles northeast of Flippin AR to 70
miles south southeast of Longview TX. For a complete depiction of
the watch see the associated watch outline update (WOUS64 KWNS
WOU2).

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 1...

AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0.5 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 400. Mean
storm motion vector 24045.

...Thompson



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