SPC Severe Thunderstorm Watch 406



WW 406 SEVERE TSTM AR OK TX 310135Z – 310600Z

WW 0406 Image


URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 406
NWS Storm Prediction Center Norman OK
835 PM CDT Thu Jul 30 2020

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Southwest Arkansas
  Southeast Oklahoma
  Northeast Texas

* Effective this Thursday night and Friday morning from 835 PM
  until 100 AM CDT.

* Primary threats include...
  Scattered damaging wind gusts to 70 mph possible
  Isolated large hail events to 1 inch in diameter possible

SUMMARY...A fast-moving bow echo over southeast Oklahoma will track
eastward across the watch this evening, posing a risk of
gusty/damaging winds.

The severe thunderstorm watch area is approximately along and 55
statute miles north and south of a line from 40 miles west of De
Queen AR to 55 miles southeast of Hot Springs AR. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU6).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for 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. Severe thunderstorms can and occasionally do produce
tornadoes.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 405...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few
cumulonimbi with maximum tops to 500. Mean storm motion vector
28035.

...Hart

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