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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Omaha/Valley NE
416 PM CDT Thu Jun 20 2019

IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034-
042>045-050>053-065>068-078-088>093-211130-
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-
416 PM CDT Thu Jun 20 2019

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

.DAY ONE...Tonight and Friday

Isolated thunderstorms are possible this evening through about 8
PM, mainly north of a line from Wayne to Omaha and Red Oak. If
storms do develop, large hail, damaging winds and an isolated
tornado will be possible.

Another line of thunderstorms is forecast to develop in western
Nebraska this evening then race east overnight. Damaging winds are
possible as this line moves through eastern Nebraska and
southwest Iowa between 2 AM and 7 AM.

More potentially severe thunderstorms are possible late Friday
afternoon, but more likely later Friday evening. Sufficient
instability and shear will exist for large hail, damaging winds,
and isolated tornadoes if storms do develop by late afternoon.

Flooding will continue along the Missouri River from Plattsmouth
downstream past Rulo through the coming week, and along the
Missouri River above Lewis and Clark Lake.

.DAYS TWO THROUGH SEVEN...Friday night through Thursday

While thunderstorms are in the forecast through Sunday night or
Monday, the greatest risks of severe thunderstorms will exist
Friday evening, Saturday afternoon and evening, and Sunday night.
Specific severe risks and timing will be fine-tuned with later
outlooks.

Flooding will continue along the Missouri River from Plattsmouth
downstream past Rulo through the coming week, and along the
Missouri River above Lewis and Clark Lake.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely not be needed tonight or Friday.

$$




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