Flood Potential Outlook
Issued by NWS Missoula, MT

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FGUS75 KMSO 251742

Hydrologic Outlook
National Weather Service Missoula MT
1142 AM MDT Wed Apr 25 2018 /1042 AM PDT Wed Apr 25 2018/

...Significant rises in creeks and rivers possible Sunday into

Low elevation snowmelt from abnormally high temperatures Thursday
and Friday will continue to bring rises in creeks and rivers.

A widespread precipitation event with ample amounts of moisture is
scheduled to arrive late Saturday evening into Monday afternoon.
Rainfall amounts of 1 to 2 inches are expected over much of the

Initially, snow levels will hover near 9000 feet, but will drop to
near 6000 feet by Monday morning, with snow expected in the higher
terrain by Sunday night.

The expected rainfall, combined with lower elevation snowmelt,
could cause some flooding problems, especially for smaller
creeks. Significant rises are also expected for many of the
rivers, including possible quick rises on the South Fork of the
Clearwater River. Rock slides and water running across roadways
may also occur.


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