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Type Phenomena Count
WarningSevere Thunderstorm994
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Product Count by Day
Date Warn Watch Advis.
2026-05-2411 1638
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Tornado Warning 0005Hastings, NE
Tornado Warning 0032Omaha / Valley, NE
Tornado Warning 0044Kansas City / Pleasant Hill, MO
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Severe Thunderstorm Watch 0228
Issued by the St. Louis Forecast Office

Action Issued Starts Expiration
New 2026-05-18 22:37:09 2026-05-18 22:36:00 2026-05-19 04:00:00
Cancelled 2026-05-19 01:19:44 2026-05-19 04:00:00
Continued 2026-05-19 01:19:44 2026-05-19 04:00:00
Cancelled 2026-05-19 01:52:44 2026-05-19 04:00:00


Action: New
Issued At: 2026-05-18 22:37:09

560 
WWUS63 KLSX 190336
WCNLSX

WATCH COUNTY NOTIFICATION FOR WATCH 228
NATIONAL WEATHER SERVICE ST LOUIS MO
1036 PM CDT MON MAY 18 2026

MOC007-019-027-051-103-111-127-135-137-173-205-190900-
/O.NEW.KLSX.SV.A.0228.260519T0336Z-260519T0900Z/

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
228 IN EFFECT UNTIL 4 AM CDT TUESDAY FOR THE FOLLOWING AREAS

IN MISSOURI THIS WATCH INCLUDES 11 COUNTIES

IN CENTRAL MISSOURI

AUDRAIN               BOONE                 CALLAWAY             
COLE                  MONITEAU              

IN NORTHEAST MISSOURI

KNOX                  LEWIS                 MARION               
MONROE                RALLS                 SHELBY               

THIS INCLUDES THE CITIES OF COLUMBIA, FULTON, HANNIBAL, 
JEFFERSON CITY, AND MEXICO.

$$


Action: Cancelled
Issued At: 2026-05-19 01:19:44

839 
WWUS63 KLSX 190619
WCNLSX

WATCH COUNTY NOTIFICATION FOR WATCH 228
NATIONAL WEATHER SERVICE ST LOUIS MO
119 AM CDT TUE MAY 19 2026

MOC019-051-103-111-127-135-137-205-190730-
/O.CAN.KLSX.SV.A.0228.000000T0000Z-260519T0900Z/

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 228 FOR THE FOLLOWING AREAS

IN MISSOURI THIS CANCELS 8 COUNTIES

IN CENTRAL MISSOURI

BOONE                 COLE                  MONITEAU             

IN NORTHEAST MISSOURI

KNOX                  LEWIS                 MARION               
MONROE                SHELBY                

THIS INCLUDES THE CITIES OF COLUMBIA, HANNIBAL, 
AND JEFFERSON CITY.

$$

MOC007-027-173-190900-
/O.CON.KLSX.SV.A.0228.000000T0000Z-260519T0900Z/

SEVERE THUNDERSTORM WATCH 228 REMAINS VALID UNTIL 4 AM CDT EARLY
THIS MORNING FOR THE FOLLOWING AREAS

IN MISSOURI THIS WATCH INCLUDES 3 COUNTIES

IN CENTRAL MISSOURI

AUDRAIN               CALLAWAY              

IN NORTHEAST MISSOURI

RALLS                 

THIS INCLUDES THE CITIES OF FULTON AND MEXICO.

$$


Action: Continued
Issued At: 2026-05-19 01:19:44

839 
WWUS63 KLSX 190619
WCNLSX

WATCH COUNTY NOTIFICATION FOR WATCH 228
NATIONAL WEATHER SERVICE ST LOUIS MO
119 AM CDT TUE MAY 19 2026

MOC019-051-103-111-127-135-137-205-190730-
/O.CAN.KLSX.SV.A.0228.000000T0000Z-260519T0900Z/

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 228 FOR THE FOLLOWING AREAS

IN MISSOURI THIS CANCELS 8 COUNTIES

IN CENTRAL MISSOURI

BOONE                 COLE                  MONITEAU             

IN NORTHEAST MISSOURI

KNOX                  LEWIS                 MARION               
MONROE                SHELBY                

THIS INCLUDES THE CITIES OF COLUMBIA, HANNIBAL, 
AND JEFFERSON CITY.

$$

MOC007-027-173-190900-
/O.CON.KLSX.SV.A.0228.000000T0000Z-260519T0900Z/

SEVERE THUNDERSTORM WATCH 228 REMAINS VALID UNTIL 4 AM CDT EARLY
THIS MORNING FOR THE FOLLOWING AREAS

IN MISSOURI THIS WATCH INCLUDES 3 COUNTIES

IN CENTRAL MISSOURI

AUDRAIN               CALLAWAY              

IN NORTHEAST MISSOURI

RALLS                 

THIS INCLUDES THE CITIES OF FULTON AND MEXICO.

$$


Action: Cancelled
Issued At: 2026-05-19 01:52:44

105 
WWUS63 KLSX 190652
WCNLSX

WATCH COUNTY NOTIFICATION FOR WATCH 228
NATIONAL WEATHER SERVICE ST LOUIS MO
152 AM CDT TUE MAY 19 2026

MOC007-027-173-190800-
/O.CAN.KLSX.SV.A.0228.000000T0000Z-260519T0900Z/

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 228 FOR THE FOLLOWING AREAS

IN MISSOURI THIS CANCELS 3 COUNTIES

IN CENTRAL MISSOURI

AUDRAIN               CALLAWAY              

IN NORTHEAST MISSOURI

RALLS                 

THIS INCLUDES THE CITIES OF FULTON AND MEXICO.

$$



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