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Office: SLC FLUS45 KSLC 250334 AAA HWOSLC Hazardous Weather Outlook National Weather Service Salt Lake City UT 935 PM MDT Wed May 23 2018 UTZ001>016-019>021-517-518-WYZ021-241200- 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- 935 PM MDT Wed May 23 2018 This Hazardous Weather Outlook is for the western two thirds of Utah and southwest Wyoming. .DAY ONE...Tonight No hazardous weather expected at this time. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Significantly warmer temperatures are expected across the entire outlook area through the end of the week. A few afternoon mountain showers or thunderstorms are possible both Thursday and Friday. A low pressure system will move off the eastern Pacific and into California late Friday. This low pressure will continue east into the Great Basin where it will remain through the holiday weekend. Showers and thunderstorms associated with this low pressure system will expand into the mountains and western valleys of Utah late Saturday. These showers and storms will become more widespread Sunday and Monday. By Tuesday most of the shower and thunderstorm activity will shift north into northern Utah and southwest Wyoming. Snow levels will remain on the high side, though short periods of high elevation snow are possible during periods of intense precipitation. Temperatures on Saturday will begin to trend downward, though readings are expected to remain above late May normals across the outlook area. For Sunday and Monday readings will fall to near or below seasonal norms before warming up again heading into the middle of the week. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. $$ 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 FLUS45 KSLC 250342 CCA HWOSLC Hazardous Weather Outlook National Weather Service Salt Lake City UT 935 PM MDT Wed May 23 2018 UTZ001>016-019>021-517-518-WYZ021-251200- 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- 935 PM MDT Wed May 23 2018 This Hazardous Weather Outlook is for the western two thirds of Utah and southwest Wyoming. .DAY ONE...Tonight No hazardous weather expected at this time. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Significantly warmer temperatures are expected across the entire outlook area through the end of the week. A few afternoon mountain showers or thunderstorms are possible both Thursday and Friday. A low pressure system will move off the eastern Pacific and into California late Friday. This low pressure will continue east into the Great Basin where it will remain through the holiday weekend. Showers and thunderstorms associated with this low pressure system will expand into the mountains and western valleys of Utah late Saturday. These showers and storms will become more widespread Sunday and Monday. By Tuesday most of the shower and thunderstorm activity will shift north into northern Utah and southwest Wyoming. Snow levels will remain on the high side, though short periods of high elevation snow are possible during periods of intense precipitation. Temperatures on Saturday will begin to trend downward, though readings are expected to remain above late May normals across the outlook area. For Sunday and Monday readings will fall to near or below seasonal norms before warming up again heading into the middle of the week. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to standard operating procedures. $$ 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