Iowa Severe Thunderstorm Warning | Effective 05/16/2026 17:41

Headline: 
Severe Thunderstorm Warning issued May 16 at 7:41PM CDT until May 16 at 8:45PM CDT by NWS Omaha/Valley NE
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 16, 2026 - 5:41pm
Expires: 
May 16, 2026 - 6:45pm
Description: 
SVROAX The National Weather Service in Omaha has issued a * Severe Thunderstorm Warning for... Southeastern Fremont County in southwestern Iowa... * Until 845 PM CDT. * At 740 PM CDT, a severe thunderstorm was located 3 miles west of Hamburg, or 9 miles southeast of Nebraska City, moving northeast at 20 mph. HAZARD...Half dollar size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * This severe thunderstorm will be near... Hamburg around 745 PM CDT. Riverton around 800 PM CDT. This includes Interstate 29 between mile markers 1 and 4.
Instruction: 
A Tornado Watch remains in effect until 1100 PM CDT for southwestern Iowa. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Fremont, IA
Forcast Office: 
NWS Omaha/Valley NE
Sender: 
w-nws.webmaster@noaa.gov