FLUS43 KOAX 180457
HWOOAX

Hazardous Weather Outlook
National Weather Service Omaha/Valley NE
1157 PM CDT Sun May 17 2026

IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034-
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Monona-Harrison-Shelby-Pottawattamie-Mills-Montgomery-Fremont-Page-
Knox-Cedar-Thurston-Antelope-Pierce-Wayne-Boone-Madison-Stanton-
Cuming-Burt-Platte-Colfax-Dodge-Washington-Butler-Saunders-Douglas-
Sarpy-Seward-Lancaster-Cass-Otoe-Saline-Jefferson-Gage-Johnson-
Nemaha-Pawnee-Richardson-
1157 PM CDT Sun May 17 2026

This Hazardous Weather Outlook is for southwest Iowa, west central 
Iowa, east central Nebraska, northeast Nebraska and southeast 
Nebraska.

.DAY ONE...Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Additional strong to severe storms are forecast for Monday 
afternoon, with an increased threat for large hail (2-4+ inches) and
strong tornadoes. Additional chances for heavy rainfall on top of
what has already fallen since Friday night will result in a
potential for flash flooding, particularly for portions of 
southeastern Nebraska. Chances to see severe storm activity is 
maximized over southeast Nebraska.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed.

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