683 
WUUS53 KOAX 180111
SVROAX
IAC085-129-155-165-NEC025-055-153-177-180215-
/O.NEW.KOAX.SV.W.0148.260518T0111Z-260518T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Omaha/Valley Nebraska
811 PM CDT Sun May 17 2026

The National Weather Service in Omaha has issued a

* Severe Thunderstorm Warning for...
  Mills County in southwestern Iowa...
  Pottawattamie County in southwestern Iowa...
  Southern Harrison County in southwestern Iowa...
  Southwestern Shelby County in southwestern Iowa...
  Sarpy County in east central Nebraska...
  Southeastern Washington County in east central Nebraska...
  Eastern Douglas County in east central Nebraska...
  Eastern Cass County in southeastern Nebraska...

* Until 915 PM CDT.

* At 810 PM CDT, severe thunderstorms were located along a line
  extending from 3 miles west of Modale to Omaha to 4 miles south of
  Louisville, moving east at 45 mph.

  HAZARD...70 mph wind gusts and quarter size hail.

  SOURCE...These storms have a history of producing 60 mph winds or 
           greater and quarter sized hail.

  IMPACT...Hail damage to vehicles is expected. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings.

* Severe thunderstorms will be near...
  Omaha, Council Bluffs, Bellevue, Papillion, Ralston, Offutt AFB, 
  La Vista, Carter Lake, Missouri Valley, and Fort Calhoun around 
  815 PM CDT.
  Crescent around 820 PM CDT.
  Plattsmouth around 825 PM CDT.
  Pacific Junction and Council Bluffs Airport around 830 PM CDT.

Other locations in the path of these severe thunderstorms include
Glenwood, Underwood, Neola, Treynor, Minden, Persia, Silver City,
Malvern and Shelby.

People attending Fricke Field, the Omaha Cinco de Mayo celebration,
Papillion LaVista South High School, Werner Park, and Tal Anderson
Field should seek safe shelter immediately!

This includes the following highways...
 Interstate 29 between mile markers 25 and 77.
 Interstate 80 in Iowa between mile markers 1 and 43.
 Interstate 80 in Nebraska between mile markers 437 and 454.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for southwestern
Iowa...and southeastern and east central Nebraska.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4141 9527 4116 9534 4116 9538 4095 9539
      4090 9576 4090 9581 4089 9581 4084 9626
      4122 9617 4158 9612 4158 9579 4166 9527
TIME...MOT...LOC 0110Z 254DEG 40KT 4161 9608 4127 9608 4094 9618 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...OBSERVED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH

$$

Petersen

316 
WWUS53 KOAX 180133
SVSOAX

Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
833 PM CDT Sun May 17 2026

IAC085-129-155-165-NEC025-055-153-177-180215-
/O.CON.KOAX.SV.W.0148.000000T0000Z-260518T0215Z/
Mills IA-Pottawattamie IA-Harrison IA-Shelby IA-Sarpy NE-
Washington NE-Douglas NE-Cass NE-
833 PM CDT Sun May 17 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM CDT
FOR MILLS...POTTAWATTAMIE...SOUTHERN HARRISON...SOUTHWESTERN
SHELBY...SARPY...SOUTHEASTERN WASHINGTON...EASTERN DOUGLAS AND
EASTERN CASS COUNTIES...

At 832 PM CDT, severe thunderstorms were located along a line
extending from 2 miles north of Logan to 4 miles southeast of
Crescent to Plattsmouth, moving east at 45 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...At 827 PM, Eppley Airfield reported a gust of 63 mph.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
  eastern Council Bluffs, Plattsmouth, Glenwood, Underwood, Pacific 
  Junction, Council Bluffs Airport, Treynor, Neola, Persia, Silver 
  City, Minden, Malvern, Shelby, Oakland, Avoca, Carson, Macedonia, 
  Hancock, Henderson, Hastings and Harlan.

People attending Fricke Field, the Omaha Cinco de Mayo celebration,
Papillion LaVista South High School, Werner Park, and Tal Anderson
Field should seek safe shelter immediately!

This includes the following highways...
 Interstate 29 between mile markers 25 and 77.
 Interstate 80 in Iowa between mile markers 1 and 43.
 Interstate 80 in Nebraska between mile markers 437 and 454.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for southwestern
Iowa...and southeastern and east central Nebraska.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4141 9527 4116 9534 4116 9538 4095 9539
      4090 9576 4090 9581 4089 9581 4084 9626
      4122 9617 4158 9612 4158 9579 4166 9527
TIME...MOT...LOC 0132Z 254DEG 40KT 4167 9578 4133 9578 4100 9588 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...OBSERVED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH

$$

Petersen