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Home Return to list Severe Thunderstorm Warning 0048 Issued by the Grand Junction Forecast Office
Action: New Issued At: 2025-09-12 14:42:51
965
WUUS55 KGJT 121942
SVRGJT
UTC019-122015-
/O.NEW.KGJT.SV.W.0048.250912T1942Z-250912T2015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Junction CO
142 PM MDT Fri Sep 12 2025
The National Weather Service in Grand Junction has issued a
* Severe Thunderstorm Warning for...
Southeastern Grand County in east central Utah...
* Until 215 PM MDT.
* At 141 PM MDT, a severe thunderstorm was located near Castle
Valley, moving northeast at 25 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...
Castle Valley.
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 3863 10942 3873 10954 3898 10941 3881 10912
TIME...MOT...LOC 1941Z 217DEG 22KT 3873 10943
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KAA
Action: Continued Issued At: 2025-09-12 14:53:51
338
WWUS55 KGJT 121953
SVSGJT
Severe Weather Statement
National Weather Service Grand Junction CO
153 PM MDT Fri Sep 12 2025
UTC019-122015-
/O.CON.KGJT.SV.W.0048.000000T0000Z-250912T2015Z/
Grand UT-
153 PM MDT Fri Sep 12 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM MDT
FOR SOUTHEASTERN GRAND COUNTY...
At 153 PM MDT, a severe thunderstorm was located 10 miles north of
Castle Valley, moving northeast at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of
southeastern Grand County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3870 10931 3878 10943 3897 10939 3881 10912
TIME...MOT...LOC 1953Z 217DEG 22KT 3879 10937
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KAA
Action: Continued Issued At: 2025-09-12 15:09:22
755
WWUS55 KGJT 122009
SVSGJT
Severe Weather Statement
National Weather Service Grand Junction CO
209 PM MDT Fri Sep 12 2025
UTC019-122015-
/O.CON.KGJT.SV.W.0048.000000T0000Z-250912T2015Z/
Grand UT-
209 PM MDT Fri Sep 12 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM MDT
FOR EAST CENTRAL GRAND COUNTY...
At 208 PM MDT, a severe thunderstorm was located 17 miles north of
Castle Valley, moving northeast at 25 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.
This severe thunderstorm will remain over mainly rural areas of east
central Grand County.
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 3875 10922 3882 10931 3892 10931 3881 10912
TIME...MOT...LOC 2008Z 217DEG 22KT 3887 10930
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KAA
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