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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 227
NWS Storm Prediction Center Norman OK
750 PM CDT Mon May 25 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
South-central and South Texas
* Effective this Monday night and Tuesday morning from 750 PM
until 400 AM CDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph likely
Scattered large hail and isolated very large hail events to 2.5
inches in diameter possible
A tornado or two possible
SUMMARY...Isolated supercells are expected through the
early/mid-evening hours particularly across the Rio Grande Valley,
with large hail as the primary initial threat. A cluster of
east/southeastward-moving storms should evolve later this evening
into the overnight with a damaging wind threat increasing across the
The severe thunderstorm watch area is approximately along and 75
statute miles east and west of a line from 70 miles northeast of Del
Rio TX to 30 miles west southwest of Mcallen TX. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU7).
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
OTHER WATCH INFORMATION...CONTINUE...WW 226...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 650. Mean storm motion vector