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Home Return to list Flash Flood Warning 0026 Issued by the Grand Junction Forecast Office
Action: New Issued At: 2025-09-12 10:44:14
852
WGUS55 KGJT 121543
FFWGJT
UTC019-121845-
/O.NEW.KGJT.FF.W.0026.250912T1543Z-250912T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Grand Junction CO
943 AM MDT Fri Sep 12 2025
The National Weather Service in Grand Junction has issued a
* Flash Flood Warning for...
South Central Grand County in east central Utah...
* Until 1245 PM MDT.
* At 943 AM MDT, Doppler radar indicated thunderstorms producing
heavy rain training over Salt Wash Valley draining through Arches
National Park. Between 0.5 and 0.7 inches of rain have fallen.
Additional rainfall amounts of 0.3 to 0.6 inches are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, highways,
streets and underpasses as well as other poor drainage
and low-lying areas.
This includes the following streams and drainages...
Salt Wash down to the Colorado River
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Remain alert for flooding even in locations not receiving rain.
Arroyos, streams, and rivers can become raging currents in a matter
of minutes, even from distant rainfall. It is important to know
where you are relative to streams, rivers, or creeks which can
become life threatening in heavy rains. Hikers should avoid streams
or creeks, climb to higher grounds.
Arches National Park is prone to rockslides and flash flooding in
heavy rain. Stay alert for rocks and debris on roads, and avoid
driving on flooded roads.
&&
LAT...LON 3883 10955 3878 10952 3868 10949 3867 10951
3873 10953 3877 10955 3881 10960 3885 10969
3888 10969 3892 10967 3894 10965 3894 10962
3890 10957
FLASH FLOOD...RADAR INDICATED
$$
ERW
Action: Time Extended Issued At: 2025-09-12 13:33:49
313
WGUS55 KGJT 121833
FFWGJT
UTC019-122045-
/O.EXT.KGJT.FF.W.0026.000000T0000Z-250912T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Grand Junction CO
1233 PM MDT Fri Sep 12 2025
The National Weather Service in Grand Junction has extended the
* Flash Flood Warning for...
South Central Grand County in east central Utah...
* Until 245 PM MDT.
* At 1233 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain in Salt Wash running through Arches National Park.
Between 0.5 and 0.8 inches of rain have fallen. Additional
rainfall amounts of 0.2 to 0.5 inches are possible in the warned
area. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, highways,
streets and underpasses as well as other poor drainage
and low-lying areas.
This includes the following streams and drainages...
Salt Wash down to the Colorado River
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Remain alert for flooding even in locations not receiving rain.
Arroyos, streams, and rivers can become raging currents in a matter
of minutes, even from distant rainfall. It is important to know
where you are relative to streams, rivers, or creeks which can
become life threatening in heavy rains. Hikers should avoid streams
or creeks, climb to higher grounds.
Arches National Park is prone to rockslides and flash flooding in
heavy rain. Stay alert for rocks and debris on roads, and avoid
driving on flooded roads.
&&
LAT...LON 3883 10955 3878 10952 3868 10949 3867 10951
3873 10953 3877 10955 3881 10960 3885 10969
3888 10969 3892 10967 3894 10965 3894 10962
3890 10957
FLASH FLOOD...RADAR INDICATED
$$
ERW
Action: Expired Issued At: 2025-09-12 15:39:08
551
WGUS75 KGJT 122038
FFSGJT
Flash Flood Statement
National Weather Service Grand Junction CO
238 PM MDT Fri Sep 12 2025
UTC019-122048-
/O.EXP.KGJT.FF.W.0026.000000T0000Z-250912T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Grand UT-
238 PM MDT Fri Sep 12 2025
...FLASH FLOOD WARNING WILL EXPIRE AT 245 PM MDT THIS AFTERNOON FOR
SOUTH CENTRAL GRAND COUNTY...
Heavy rain has ended over the warned area. If flooding has been
observed...Please report it to your local law enforcement agency.
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
A Flood Watch remains in effect until 1200 AM MDT Saturday for
portions of Colorado and Utah.
&&
LAT...LON 3883 10955 3878 10952 3868 10949 3867 10951
3873 10953 3877 10955 3881 10960 3885 10969
3888 10969 3892 10967 3894 10965 3894 10962
3890 10957
$$
ERW
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