Regional Weather Summary
Issued by NWS Des Moines, IA
AWUS83 KDMX 180957
WEATHER SUMMARY FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
457 AM CDT Tue Apr 18 2017
Mainly dry and mild conditions persisted across Iowa overnight. The
exception was far northwest Iowa where a few thunderstorms began to
arrive after 4 am. Temperatures early this morning ranged from the mid
40s over far eastern Iowa to the mid to upper 50s central and west.
The wind was from the south to southeast at 5 to 15 mph.
An area of low pressure across the eastern Dakotas will move rapidly
east today and will be over Lake Superior by this evening. An
associated cold front will move slowly southeast today then will
eventually stall over southern Iowa as another area of low pressure
lifts northeast into western Kansas tonight. A few showers and
thunderstorms can be expected in the vicinity of this boundary today
and into the evening. Additional thunderstorms are forecast to develop
late tonight into Wednesday morning as the boundary begins to lift
back north as a warm front. Severe storms will be possible Wednesday
afternoon and evening from Kansas and into central Iowa. Large hail,
damaging winds and tornadoes will all be possible with these storms.
Stay tuned for future updates regarding this potential severe weather