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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Salt Lake City UT
329 PM MDT Fri Jun 18 2021

UTZ101>131-WYZ021-191300-
Great Salt Lake Desert and Mountains-Tooele and Rush Valleys-
Eastern Box Elder County-Northern Wasatch Front-Salt Lake Valley-
Utah Valley-Cache Valley/Utah Portion-Wasatch Back-
Bear Lake and Bear River Valley-Wasatch Mountains I-80 North-
Wasatch Mountains South of I-80-Western Uinta Mountains-
Wasatch Plateau/Book Cliffs-Western Uinta Basin-
Western Millard and Juab Counties-Eastern Juab/Millard Counties-
Central Mountains-Sanpete Valley-Sevier Valley-Castle Country-
San Rafael Swell-Southwest Utah-Lower Washington County-
Zion National Park-Southern Mountains-Upper Sevier River Valleys-
Bryce Canyon Country-South Central Utah-
Capitol Reef National Park and Vicinity-Western Canyonlands-
Glen Canyon Recreation Area/Lake Powell-Southwest Wyoming-
329 PM MDT Fri Jun 18 2021

This Hazardous Weather Outlook is for portions of central Utah...
northern Utah...southern Utah...southwest Utah and southwest
Wyoming.

.DAY ONE...This Afternoon and Tonight

Very hot conditions will continue through this evening across
much of the region.

Critical fire weather conditions will continue due to the
combination of widely scattered high-based thunderstorms, gusty
winds and low relative humidity.

High-based thunderstorms will also bring the threat of lightning
and gusty and erratic winds to those outdoors. Rough conditions
are possible on area lakes.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Very hot conditions will continue across western and southern Utah
Saturday into Sunday.

Critical fire weather conditions will continue across much of
Utah through Sunday due to the combination of widely scattered
high-based thunderstorms, gusty winds and low relative humidity.

High-based thunderstorms will also bring the threat of lightning
and gusty and erratic winds to those outdoors through Saturday.
Rough conditions are possible on area lakes.

Another round of critical fire weather conditions is possible
Monday into Tuesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected. Please relay any information
about observed severe weather to the NWS while following all
local, state, and CDC guidelines.

$$

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



Excessive Heat Warning

URGENT - WEATHER MESSAGE
National Weather Service Salt Lake City UT
317 PM MDT Fri Jun 18 2021

UTZ123-124-128-131-191200-
/O.CON.KSLC.EH.W.0002.000000T0000Z-210621T0400Z/
Lower Washington County-Zion National Park-South Central Utah-
Glen Canyon Recreation Area/Lake Powell-
Including the cities of St George, Hurricane, Ivins, Springdale,
Kanab, Escalante, Big Water, and Bullfrog
317 PM MDT Fri Jun 18 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM MDT
SUNDAY...

* WHAT...Dangerously hot conditions with temperatures up to 110.

* WHERE...South Central Utah, Lower Washington County, Zion
  National Park and Glen Canyon Recreation Area/Lake Powell.

* WHEN...Until 10 PM MDT Sunday.

* IMPACTS...Extreme heat will significantly increase the
  potential for heat related illnesses, particularly for those
  working or participating in outdoor activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

$$



U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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