Preview of NWS' New Version of Forecast
This preview is not operational and should not be used for support decisions.

Hazardous Weather Outlook (HWO)

Issued by Omaha/Valley, NE (OAX)

FLUS43 KOAX 201613

Hazardous Weather Outlook
National Weather Service Omaha/Valley NE
1113 AM CDT Fri Sep 20 2019

1113 AM CDT Fri Sep 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...This Afternoon and Tonight

Minor to locally moderate flooding will continue along the 
Missouri River above Lewis and Clark Lake, and from near Decatur 
southward past Rulo. 

Isolated thunderstorms are possible through tonight. Severe 
weather is not expected.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

River levels along the Missouri River will continue to rise south
of Omaha. Minor flooding is expected near Omaha, with moderate 
flooding occurring south of Nebraska City. Additional rainfall 
Saturday night may impact river levels at Brownville and Rulo, 
and future river forecasts may need to be adjusted to account for 
this. Anyone with travel plans along Interstate 29 or interests 
near the Missouri River should monitor the forecast closely.

Heavy rain is possible in southeast Nebraska and southwest Iowa 
between 4 PM Saturday and 4 AM Sunday. Rainfall totals over an 
inch are possible, with potential of up to four inches locally. A 
few strong to severe storms are also possible Saturday afternoon 
and evening. The primary severe weather hazards will be damaging 
winds and large hail.

A couple rounds of thunderstorm activity are possible between next
Tuesday and Thursday. Severe weather and heavy rainfall potential
remain highly uncertain at this time.


Spotter activation is possible on Saturday afternoon.