Watches, Warnings & Advisories



3 products issued by NWS for: 3 Miles ESE Perryville MO

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Paducah KY
121 AM CDT Tue Jul 21 2026

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-220630-
Jefferson-Wayne IL-Edwards-Wabash-Perry IL-Franklin-Hamilton-
White-Jackson-Williamson-Saline-Gallatin-Union-Johnson-Pope-
Hardin-Alexander-Pulaski-Massac-Gibson-Pike-Posey-Vanderburgh-
Warrick-Spencer-Fulton-Hickman-Carlisle-Ballard-McCracken-Graves-
Livingston-Marshall-Calloway-Crittenden-Lyon-Trigg-Caldwell-
Union KY-Webster-Hopkins-Christian-Henderson-Daviess-McLean-
Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-Carter-
Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid-
121 AM CDT Tue Jul 21 2026 /221 AM EDT Tue Jul 21 2026/

This Hazardous Weather Outlook is for portions of southern
Illinois, southwest Indiana, western Kentucky, and southeast
Missouri.

.DAY ONE...Today and Tonight

A Heat Advisory and Extreme Heat Warning is in effect through
this evening for most of the Quad State area. Refer to the
statement for more details.

Strong to severe thunderstorms are possible today. The main
threats will be damaging winds, lightning and localized flash
flooding.

Wildfire smoke may lead to poor air quality at times today.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

The probability of widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report any severe weather to the
National Weather Service if storms develop today.

$$




Extreme Heat Warning

URGENT - WEATHER MESSAGE
National Weather Service Paducah KY
1124 PM CDT Mon Jul 20 2026

ILZ075-080>082-084>094-KYZ001>017-021-022-MOZ076-086-087-100-107>112-
114-212100-
/O.CON.KPAH.XH.W.0002.260721T1600Z-260722T0000Z/
/O.CON.KPAH.HT.Y.0004.000000T0000Z-260721T1600Z/
Jefferson-Perry IL-Franklin-Hamilton-Jackson-Williamson-Saline-
Gallatin-Union-Johnson-Pope-Hardin-Alexander-Pulaski-Massac-Fulton-
Hickman-Carlisle-Ballard-McCracken-Graves-Livingston-Marshall-
Calloway-Crittenden-Lyon-Trigg-Caldwell-Union KY-Webster-Hopkins-
Christian-Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-
Carter-Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid-
Including the cities of Benton, Hickman, Eddyville, Mound City,
Madisonville, Doniphan, Clinton, Elizabethtown, Dixon, Jonesboro,
Mount Vernon, Pinckneyville, Jackson, Cadiz, Bardwell, Harrisburg,
Smithland, Cairo, Mayfield, Greenville, West Frankfort, Murray,
Shawneetown, Princeton, Marble Hill, Van Buren, Hopkinsville,
Piedmont, Elkton, Poplar Bluff, New Madrid, Marion, Metropolis,
McLeansboro, Charleston, Carbondale, Bloomfield, Paducah, Herrin,
Vienna, Murphysboro, Cape Girardeau, Golconda, Wickliffe,
Morganfield, Sikeston, and Perryville
1124 PM CDT Mon Jul 20 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 7 PM CDT
TUESDAY...
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CDT TUESDAY...

* WHAT...For the Heat Advisory, heat index values of 100 to 106. For
  the Extreme Heat Warning, dangerously hot conditions with heat
  index values of 110 to 116.

* WHERE...Portions of southern Illinois, western Kentucky, and
  southeast Missouri.

* WHEN...For the Heat Advisory, until 11 AM CDT Tuesday. For the
  Extreme Heat Warning, from 11 AM to 7 PM CDT Tuesday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events. Hot temperatures and high
  humidity may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$



Heat Advisory

URGENT - WEATHER MESSAGE
National Weather Service Paducah KY
1124 PM CDT Mon Jul 20 2026

ILZ075-080>082-084>094-KYZ001>017-021-022-MOZ076-086-087-100-107>112-
114-212100-
/O.CON.KPAH.XH.W.0002.260721T1600Z-260722T0000Z/
/O.CON.KPAH.HT.Y.0004.000000T0000Z-260721T1600Z/
Jefferson-Perry IL-Franklin-Hamilton-Jackson-Williamson-Saline-
Gallatin-Union-Johnson-Pope-Hardin-Alexander-Pulaski-Massac-Fulton-
Hickman-Carlisle-Ballard-McCracken-Graves-Livingston-Marshall-
Calloway-Crittenden-Lyon-Trigg-Caldwell-Union KY-Webster-Hopkins-
Christian-Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-
Carter-Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid-
Including the cities of Benton, Hickman, Eddyville, Mound City,
Madisonville, Doniphan, Clinton, Elizabethtown, Dixon, Jonesboro,
Mount Vernon, Pinckneyville, Jackson, Cadiz, Bardwell, Harrisburg,
Smithland, Cairo, Mayfield, Greenville, West Frankfort, Murray,
Shawneetown, Princeton, Marble Hill, Van Buren, Hopkinsville,
Piedmont, Elkton, Poplar Bluff, New Madrid, Marion, Metropolis,
McLeansboro, Charleston, Carbondale, Bloomfield, Paducah, Herrin,
Vienna, Murphysboro, Cape Girardeau, Golconda, Wickliffe,
Morganfield, Sikeston, and Perryville
1124 PM CDT Mon Jul 20 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 7 PM CDT
TUESDAY...
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CDT TUESDAY...

* WHAT...For the Heat Advisory, heat index values of 100 to 106. For
  the Extreme Heat Warning, dangerously hot conditions with heat
  index values of 110 to 116.

* WHERE...Portions of southern Illinois, western Kentucky, and
  southeast Missouri.

* WHEN...For the Heat Advisory, until 11 AM CDT Tuesday. For the
  Extreme Heat Warning, from 11 AM to 7 PM CDT Tuesday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events. Hot temperatures and high
  humidity may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$