NWS / NOAA weather: Tornado Warning issued July 1 at 8:39PM CDT until July 1 at 8:45PM CDT by NWS Sioux Falls SD

The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire. However, gusty
winds are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
west central Iowa.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Sioux Falls.

Source: NWS / NOAA weather.