Regional Weather Summary
Issued by NWS Des Moines, IA

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Weather Summary for Iowa
National Weather Service Des Moines IA
1034 AM CDT Fri Jul 21 2017

A slow moving line of heavy showers and thunderstorms is currently
advancing east across northeastern Iowa. Some light showers
associated with this boundary also moved through central Iowa this
morning. Heavy rain has fallen and looks to continue falling this
afternoon and evening in northeastern Iowa. A flash flood warning is
in effect for part of Bremer county this afternoon. As for the
southern half of the state, the excessive heat warnings and heat
advisories continue. Clouds are beginning to clear up allowing
temperatures to rise. With the rainfall that happened overnight,
dewpoints are already in the 70s leading to continued high humidity
throughout the day. Heat indices across central and southern Iowa are
again expected to be over 100 possibly rising as high as 110 degrees
this afternoon.

Tomorrow will be another warm day with highs across the state in the
upper 80s to mid 90s and dewpoints in the mid to lower 70s.
Thankfully, a cold front will move through Saturday night dropping
temperatures and humidity. Overnight lows into Sunday are expected to
be in the upper 60s to lower 70s, and it will be much drier into the
beginning of the week. Dewpoints through the first part of the week
will only be in the lower 60s, and temperatures will only rise to the
mid to upper 80s.


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