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Severe Thunderstorm Warning 0044
Issued by the Grand Junction Forecast Office

Action Issued Starts Expiration
New 2025-09-12 13:52:05 2025-09-12 13:51:00 2025-09-12 14:15:00
Continued 2025-09-12 14:06:35 2025-09-12 14:15:00


Action: New
Issued At: 2025-09-12 13:52:05

733 
WUUS55 KGJT 121851
SVRGJT
UTC019-037-121915-
/O.NEW.KGJT.SV.W.0044.250912T1851Z-250912T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Junction CO
1251 PM MDT Fri Sep 12 2025

The National Weather Service in Grand Junction has issued a

* Severe Thunderstorm Warning for...
  North central San Juan County in southeastern Utah...
  South central Grand County in east central Utah...

* Until 115 PM MDT.

* At 1251 PM MDT, a severe thunderstorm was located near Canyonlands
  National Park, or 17 miles southwest of Moab, moving northeast at
  30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Moab, Canyonlands National Park, Spanish Valley, and Dead Horse
  Point State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3831 10979 3842 10991 3869 10961 3846 10937
TIME...MOT...LOC 1851Z 234DEG 28KT 3839 10977 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

KAA


Action: Continued
Issued At: 2025-09-12 14:06:35

128 
WWUS55 KGJT 121905
SVSGJT

Severe Weather Statement
National Weather Service Grand Junction CO
105 PM MDT Fri Sep 12 2025

UTC019-037-121915-
/O.CON.KGJT.SV.W.0044.000000T0000Z-250912T1915Z/
San Juan UT-Grand UT-
105 PM MDT Fri Sep 12 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM MDT
FOR NORTH CENTRAL SAN JUAN AND SOUTH CENTRAL GRAND COUNTIES...

At 105 PM MDT, a severe thunderstorm was located 9 miles southwest of
Moab, moving northeast at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Moab, Spanish Valley, and Dead Horse Point State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3834 10969 3849 10984 3869 10961 3846 10937
TIME...MOT...LOC 1905Z 234DEG 28KT 3846 10965 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

KAA



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