The storms have been having a hard time getting their act together. This one has developed in the last 30 minutes.

…SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN DALLAS…
NORTHWESTERN POLK AND SOUTHERN BOONE COUNTIES UNTIL 415 PM CDT…

AT 351 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR PERRY…OR 29 MILES NORTHWEST OF DES MOINES…MOVING EAST AT 45 MPH.

WINDS OF 45 TO 55 MPH ARE EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR…
WOODWARD BY 400 PM CDT.
MADRID AND GRANGER BY 405 PM CDT.
POLK CITY BY 410 PM CDT.