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Severe Weather Watches Overview

Watch data currently updates every 15 minutes.

EXPIRED Severe Thunderstorm Watch #0198 for South-Central and Southeast Texas, Coastal Waters

Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
A tornado or two possible

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EXPIRED Severe Thunderstorm Watch #0198

Locations Affected

South-Central and Southeast Texas

Coastal Waters

Severe Thunderstorm Watch Summary

A nearly continuous line of storms, located near and west of I-35 in south-central Texas to the Rio Grande River, will continue generally southeastward with damaging winds and some hail as the primary hazards into the overnight.

Severe Weather Threats

Scattered damaging wind gusts to 70 mph possible

Isolated large hail events to 1.5 inches in diameter possible

A tornado or two possible

Severe Thunderstorm Watch Details

SEL8

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 198
NWS Storm Prediction Center Norman OK
1030 PM CDT Sun May 10 2026

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  South-Central and Southeast Texas
  Coastal Waters

* Effective this Sunday night and Monday morning from 1030 PM
  until 500 AM CDT.

* Primary threats include...
  Scattered damaging wind gusts to 70 mph possible
  Isolated large hail events to 1.5 inches in diameter possible
  A tornado or two possible

SUMMARY...A nearly continuous line of storms, located near and west
of I-35 in south-central Texas to the Rio Grande River, will
continue generally southeastward with damaging winds and some hail
as the primary hazards into the overnight.

The severe thunderstorm watch area is approximately along and 55
statute miles north and south of a line from 25 miles north
northeast of Houston TX to 25 miles north northwest of Laredo TX.
For a complete depiction of the watch see the associated watch
outline update (WOUS64 KWNS WOU8).

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 197...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
30025.

...Guyer

National Risk Overview

Monday, May 11: TORNADO: 2%; HAIL: 5%; WIND: 5%
Tuesday, May 12: TORNADO: 2%; HAIL: 5%; WIND: 5%
Wednesday, May 13: ANY SEVERE: 5%
Thursday, May 14: ANY SEVERE: predictability too low
Friday, May 15: ANY SEVERE: predictability too low
Saturday, May 16: ANY SEVERE: 15%
Sunday, May 17: ANY SEVERE: predictability too low
Monday, May 18: ANY SEVERE: predictability too low

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