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Home Return to list Severe Thunderstorm Warning 0040 Issued by the Grand Junction Forecast Office
Action: New Issued At: 2025-09-12 12:22:17
294
WUUS55 KGJT 121721
SVRGJT
UTC019-037-121745-
/O.NEW.KGJT.SV.W.0040.250912T1721Z-250912T1745Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Junction CO
1121 AM 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...
Southeastern Grand County in east central Utah...
* Until 1145 AM MDT.
* At 1121 AM MDT, a severe thunderstorm was located over Moab, moving
north at 40 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, Castle Valley, Spanish Valley, Arches National Park, 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 10955 3850 10991 3895 10975 3877 10915
TIME...MOT...LOC 1721Z 200DEG 33KT 3859 10954
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
GF
Action: Continued Issued At: 2025-09-12 12:37:18
719
WWUS55 KGJT 121737
SVSGJT
Severe Weather Statement
National Weather Service Grand Junction CO
1137 AM MDT Fri Sep 12 2025
UTC037-121746-
/O.CAN.KGJT.SV.W.0040.000000T0000Z-250912T1745Z/
San Juan UT-
1137 AM MDT Fri Sep 12 2025
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL SAN JUAN COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
&&
LAT...LON 3850 10948 3856 10988 3895 10975 3880 10923
TIME...MOT...LOC 1736Z 200DEG 33KT 3872 10948
$$
UTC019-121745-
/O.CON.KGJT.SV.W.0040.000000T0000Z-250912T1745Z/
Grand UT-
1137 AM MDT Fri Sep 12 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM MDT
FOR SOUTHEASTERN GRAND COUNTY...
At 1136 AM MDT, a severe thunderstorm was located 7 miles northwest
of Castle Valley, moving north at 40 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, Castle Valley, and Arches National 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 3850 10948 3856 10988 3895 10975 3880 10923
TIME...MOT...LOC 1736Z 200DEG 33KT 3872 10948
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
GF
Action: Cancelled Issued At: 2025-09-12 12:37:18
719
WWUS55 KGJT 121737
SVSGJT
Severe Weather Statement
National Weather Service Grand Junction CO
1137 AM MDT Fri Sep 12 2025
UTC037-121746-
/O.CAN.KGJT.SV.W.0040.000000T0000Z-250912T1745Z/
San Juan UT-
1137 AM MDT Fri Sep 12 2025
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL SAN JUAN COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
&&
LAT...LON 3850 10948 3856 10988 3895 10975 3880 10923
TIME...MOT...LOC 1736Z 200DEG 33KT 3872 10948
$$
UTC019-121745-
/O.CON.KGJT.SV.W.0040.000000T0000Z-250912T1745Z/
Grand UT-
1137 AM MDT Fri Sep 12 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM MDT
FOR SOUTHEASTERN GRAND COUNTY...
At 1136 AM MDT, a severe thunderstorm was located 7 miles northwest
of Castle Valley, moving north at 40 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, Castle Valley, and Arches National 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 3850 10948 3856 10988 3895 10975 3880 10923
TIME...MOT...LOC 1736Z 200DEG 33KT 3872 10948
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
GF
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