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EXPIRED Tornado Watch #0551 for Southern Illinois, Western Kentucky, Southeast Missouri
  • A couple tornadoes possible
  • Scattered damaging wind gusts to 70 mph possible
  • Isolated large hail events to 1 inch in diameter possible
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EXPIRED Tornado Watch #0551

Locations Affected

  • Southern Illinois
  • Western Kentucky
  • Southeast Missouri

    • Tornado Watch Summary

    A loose clustering of storms/embedded supercells may continue to pose a severe wind/hail and tornado risk late this evening, with additional storms, mostly in the form of a convective line, expected to move into the region through the early overnight. Severe environment is supported by very strong shear/SRH and modest instability.

    Severe Weather Threats

  • A couple tornadoes possible
  • Scattered damaging wind gusts to 70 mph possible
  • Isolated large hail events to 1 inch in diameter possible

    • Tornado Watch Details

    SEL1

URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 551
NWS Storm Prediction Center Norman OK
900 PM CST Sun Dec 5 2021

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  Southern Illinois
  Western Kentucky
  Southeast Missouri

* Effective this Sunday night and Monday morning from 900 PM
  until 400 AM CST.

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

SUMMARY...A loose clustering of storms/embedded supercells may
continue to pose a severe wind/hail and tornado risk late this
evening, with additional storms, mostly in the form of a convective
line, expected to move into the region through the early overnight.
Severe environment is supported by very strong shear/SRH and modest
instability.

The tornado watch area is approximately along and 45 statute miles
north and south of a line from 40 miles west northwest of Poplar
Bluff MO to 30 miles south of Owensboro KY. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
WOU1).

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.

&&

AVIATION...Tornadoes and 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 26035.

...Guyer

    National Risk Overview

    Tuesday, December 7
    TORNADO: low
    HAIL: low
    WIND: low
    Wednesday, December 8
    TORNADO: low
    HAIL: low
    WIND: low
    Thursday, December 9
    ANY SEVERE: low
    Friday, December 10
    ANY SEVERE: low / uncertain
    Saturday, December 11
    ANY SEVERE: low / uncertain
    Sunday, December 12
    ANY SEVERE: low / uncertain
    Monday, December 13
    ANY SEVERE: low / uncertain

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