WWUS75 KSLC 180420
NPWSLC

URGENT - WEATHER MESSAGE
National Weather Service Salt Lake City UT
1020 PM MDT Sun May 17 2026

UTZ108-181930-
/O.EXA.KSLC.FZ.W.0019.260518T0600Z-260518T1500Z/
/O.EXA.KSLC.FZ.W.0020.260519T0600Z-260519T1500Z/
Wasatch Back-
Including the following locations - Huntsville, Heber City, and
Park City
1020 PM MDT Sun May 17 2026

...FREEZE WARNING IN EFFECT UNTIL 9 AM MDT MONDAY...
...FREEZE WARNING IN EFFECT FROM MIDNIGHT MONDAY NIGHT TO 9 AM MDT 
TUESDAY...

* WHAT...Sub-freezing temperatures as low as the mid to upper 20s 
  expected.

* WHERE...Wasatch Back.

* WHEN...For the first Freeze Warning, until 9 AM MDT Monday. For 
  the second Freeze Warning, from midnight Monday Night to 9 AM MDT 
  Tuesday.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

Drain in-ground sprinkler systems and cover above ground pipes.

&&

$$

UTZ115-116-118-119-122-181930-
/O.CON.KSLC.FZ.W.0019.260518T0600Z-260518T1500Z/
/O.CON.KSLC.FZ.W.0020.260519T0600Z-260519T1500Z/
Western Millard and Juab Counties-Eastern Juab/Millard Counties-
Sanpete Valley-Sevier Valley-Southwest Utah-
Including the following locations - Richfield, Scipio, Little
Sahara, Nephi, Manti, Delta, Fillmore, Ephraim, Beaver, Milford,
Mt Pleasant, Cedar City, and Salina
1020 PM MDT Sun May 17 2026

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MDT MONDAY...
...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT MONDAY NIGHT TO 9 
AM MDT TUESDAY...

* WHAT...Sub-freezing temperatures as low as the mid to upper 20s 
  expected.

* WHERE...Eastern Juab/Millard Counties, Sanpete Valley, Sevier 
  Valley, Western Millard and Juab Counties, and Southwest Utah.

* WHEN...For the first Freeze Warning, until 9 AM MDT Monday. For 
  the second Freeze Warning, from midnight Monday Night to 9 AM MDT 
  Tuesday.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

Drain in-ground sprinkler systems and cover above ground pipes.

&&

$$

UTZ114-181930-
/O.CON.KSLC.FZ.W.0020.260519T0600Z-260519T1500Z/
Western Uinta Basin-
Including the following locations - Duchesne and Roosevelt
1020 PM MDT Sun May 17 2026

...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT MONDAY NIGHT TO 9 
AM MDT TUESDAY...

* WHAT...Sub-freezing temperatures as low as the mid to upper 20s 
  expected.

* WHERE...Western Uinta Basin.

* WHEN...From midnight Monday Night to 9 AM MDT Tuesday.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

Drain in-ground sprinkler systems and cover above ground pipes.

&&

$$

For more information from the National Weather Service visit 
https://weather.gov/saltlakecity.

For information on potential travel impacts visit 
http://udottraffic.utah.gov

HM