Regional Weather Summary
Issued by NWS La Crosse, WI

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AWUS83 KARX 210828


Weather Summary for Upper Mississippi River Valley
National Weather Service La Crosse WI
328 AM CDT Wed Jun 21 2017

A clear and cool overnight provided the ideal set up for some fog
development in central Wisconsin and the river valleys. However,
the earliest sunrise time of the year works against the fog
becoming too widespread. Temperatures were quite cool, in the 50s
early this morning, with a few 40s in central Wisconsin.

Today, shower and thunderstorm chances increase and build east over
Iowa and Minnesota. Thunderstorms will then become likely during
the evening and overnight hours in Wisconsin, with smaller chances
elsewhere. A few storms may be strong to severe this evening with
large hail being the main threat. High temperatures will range
from the 80s in Iowa and southwest Minnesota, to the middle 70s
over northern Wisconsin. Lows overnight will be in the 60s.

More thunderstorms are expected Thursday, and some could be
severe, as a front moves through the area. If you have outdoor
plans, or are camping tonight and Thursday, stay aware of the


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