SPC Severe Thunderstorm Watch 431

WW 431 SEVERE TSTM AR KS MO OK 180230Z – 180900Z

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 431
NWS Storm Prediction Center Norman OK
930 PM CDT Tue Jun 17 2025

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Far Northwest Arkansas
  South-Central into Southeast Kansas
  Far Southwest Missouri
  Central and Eastern Oklahoma

* Effective this Tuesday night and Wednesday morning from 930 PM
  until 400 AM CDT.

* Primary threats include...
  Widespread damaging winds and isolated significant gusts to 85
    mph likely
  Scattered large hail likely with isolated very large hail events
    to 2 inches in diameter possible
  A tornado or two possible

SUMMARY...A pair severe thunderstorm clusters are ongoing across OK,
one across west-central OK and the other across northeast OK. Both
of these clusters will continue to surge eastward over the next
several hours. Strong gusts to 80-85 mph are possible with these
storms. There is also a low-probability tornado risk with these
clusters. Additional thunderstorms are ongoing across south-central
KS. Large hail is currently the primary risk with these storms
although there is with some potential for linear development with
this activity as well. In general, the severe threat is expected to
move from west to east across the region tonight.

The severe thunderstorm watch area is approximately along and 80
statute miles east and west of a line from 20 miles north northeast
of Chanute KS to 35 miles southeast of Chickasha OK. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU1).

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 429...WW 430...

AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 75 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
27035.

...Mosier

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