Inadvertent Sirens Sounded in Pottawattamie County this Morning

Extreme Heat in the Central US Expands to the East; Heavy Rains from the Southern Plains to the Great Lakes

Dangerous, long-lasting heat remains across the Mid-South to Mid-Mississippi Valley, while heat expands into the Northeast for a brief period on Friday. Strong to isolated severe thunderstorms and heavy rain pose a flash flooding threat from from the southern High Plains east to the Great Lakes. Tropical Depression 12W brings heavy rain to Guam & the Marianas through Saturday. Read More >

ADROAX IAC155-181545- URGENT - IMMEDIATE BROADCAST REQUESTED ADMINISTRATIVE MESSAGE OMAHA PUBLIC POWER DISTRICT RELAYED BY NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 742 AM CST MON DEC 18 2017 THE FOLLOWING MESSAGE IS TRANSMITTED AT THE REQUEST OF THE OMAHA PUBLIC POWER DISTRICT. THE OMAHA PUBLIC POWER DISTRICT REPORTS THAT FIVE SIRENS IN POTTAWATTAMIE COUNTY IOWA HAD SOUNDED FOR LESS THAN ONE MINUTE AROUND 730 AM. OPPD ADVISES THAT THERE IS NO EMERGENCY AT FORT CALHOUN STATION. THE INADVERTENT SOUNDING IS THE RESULT OF A TESTING ERROR. THE TEST WAS CANCELED. WE REPEAT OPPD ADVISES THERE IS NO EMERGENCY AT FORT CALHOUN STATION AND THE PUBLIC SHOULD DISREGARD THE INADVERTENT SIREN SOUNDING IN POTTAWATTAMIE COUNTY IOWA. $$