Regional Weather Summary
Issued by NWS Des Moines, IA

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Weather Summary for Iowa
National Weather Service Des Moines IA
1111 AM CDT Fri Jun 16 2017

Skies were mainly mostly sunny across the state this morning. Early
morning low temperatures were in the upper 50s to middle 60s. By late
morning, readings had warmed into the mid 70s to mid 80s. South to
southwest winds were 5 to 10 mph.

Low pressure was centered over southeast South Dakota this morning. A
warm front will stretch into Iowa. This afternoon with high
temperatures reaching the upper 80s to lower 90s and dewpoints in the
mid to upper 60s...the atmosphere will become very unstable. An upper
level system will arrive late in the afternoon and is likely to set
off strong thunderstorms over northern to northwest Iowa by early
evening. The storms will gain strength and cross the region during the
evening hours with large hail and damaging thunderstorm winds. By
late tonight, the storms will move southeast of the state. Late
Saturday morning another strong upper level system will enter Iowa
from the west. Another round of severe thunderstorms will be possible
over much of southern Iowa Saturday afternoon into the evening hours.
Highs Saturday will be very warm over the south and begin to cool off
across the north.

By Sunday much cooler air will overspread the region with a stretch
of more comfortable temperatures and humidity expected through Tuesday.
Highs will fall to the 70s to lower 80s with lows in the 50s and 60s.
Late in the week warmer and more active weather returns to the
region.

$$



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