Hazardous Weather Outlook
Issued by NWS Salt Lake City, UT

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FLUS45 KSLC 211551
HWOSLC

Hazardous Weather Outlook
National Weather Service Salt Lake City UT
951 AM MDT Mon Aug 21 2017

UTZ001>016-019>021-517-518-WYZ021-221600-
Cache Valley/Utah Portion-Northern Wasatch Front-
Salt Lake and Tooele Valleys-Southern Wasatch Front-
Great Salt Lake Desert and Mountains-Wasatch Mountain Valleys-
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-
Western Uinta Basin-Castle Country-San Rafael Swell-
Sanpete/Sevier Valleys-West Central Utah-Southwest Utah-
Utahs Dixie and Zion National Park-South Central Utah-
Glen Canyon Recreation Area/Lake Powell-Central Mountains-
Southern Mountains-Southwest Wyoming-
951 AM MDT Mon Aug 21 2017

This Hazardous Weather Outlook is for the western two thirds of
Utah and southwest Wyoming.

.DAY ONE...Today and Tonight

Locally heavy rains are possible across far southern Utah, with
the potential for localized flash flooding in the flood prone
areas of far southern Utah.

Thunderstorms across central and portions of southern Utah may
locally contain wind gusts in the 35-45 mph range.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Shower and thunderstorm activity will increase in areal coverage
and expand northward as moisture pushes north across the outlook
area. Showers and storms will concentrate across northern Utah
late Tuesday night and Wednesday.

Drier air working into southern Utah midweek will bring a
decrease
in shower and thunderstorm activity through the upcoming weekend.
These showers and stroms will also show a decreasing trend across
the remainder of the outlook area through the weekend.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to standard operating procedures.

$$

Rogowski

For more information from NOAA/s National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential road travel impacts visit...
http://www.udottraffic.utah.gov/roadweatherforecast.aspx



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