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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Omaha/Valley NE
427 PM CDT Mon Aug 19 2019

427 PM CDT Mon Aug 19 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 Tuesday

A large area of thunderstorms will move across central Iowa
tonight, with the western edge of these storms potentially
affecting southwest Iowa and even far eastern Nebraska. In areas
affected by these storms, large hail, damaging winds, and heavy
rain will be possible.

Minor flooding will continue on the Missouri River above Lewis
and Clark Lake and from around Plattsmouth downstream past Rulo.

.DAYS TWO THROUGH SEVEN...Tuesday night through Monday

Hot and humid conditions are expected Tuesday afternoon. Heat
index values of 100 to 106 will be common...with the hottest
conditions in the outlook area expected in southeast Nebraska.

Scattered thunderstorms will develop across the area late Tuesday
evening and continue overnight. A few of these storms will
probably become severe. Large hail will be the primary hazard with
the late evening thunderstorms, with damaging wind becoming a
primary hazard during the early morning hours. The potential for
several rounds of storms affecting the same areas will lead to
areas of heavy rainfall.

Thunderstorms will persist into Wednesday with some continued
potential for a few strong storms and areas of heavy rainfall.

Minor flooding will continue on the Missouri River above Lewis
and Clark Lake and from around Plattsmouth downstream into


Spotter activation is unlikely to be needed through tonight.


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