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Home Return to list Areal Flood Advisory 0033 Issued by the Grand Junction Forecast Office
Action: New Issued At: 2025-09-12 14:25:21
602
WGUS85 KGJT 121924
FLSGJT
Flood Advisory
National Weather Service Grand Junction CO
124 PM MDT Fri Sep 12 2025
UTC037-122230-
/O.NEW.KGJT.FA.Y.0033.250912T1924Z-250912T2230Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Juan UT-
124 PM MDT Fri Sep 12 2025
...FLOOD ADVISORY IN EFFECT UNTIL 430 PM MDT THIS AFTERNOON...
* WHAT...Slot canyon flash flooding caused by excessive rainfall is
expected.
* WHERE...A portion of southeast Utah, including the following
county, San Juan.
* WHEN...Until 430 PM MDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Slot canyons and steep, dry washes can become raging currents in a
matter of minutes, even from distant rainfall. Do not attempt
hiking or canyoneering.
* ADDITIONAL DETAILS...
- At 124 PM MDT, Doppler radar indicated heavy rain due to
thunderstorms. Minor flooding is ongoing or expected to begin
shortly in the advisory area. Between 0.4 and 0.7 inches of
rain have fallen.
- Additional rainfall amounts of 0.3 to 0.5 inches are expected
over the area. This additional rain will result in minor
flooding.
- Some locations that will experience flooding include...
Fry Canyon.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Immediately climb to higher ground. Runoff concentrated through
narrow canyon walls can quickly become dangerous, life threatening
conditions.
&&
LAT...LON 3735 11019 3757 11014 3780 11034 3786 11034
3786 11018 3789 11018 3789 11019 3791 11019
3791 11018 3792 11018 3784 10997 3767 10981
3732 11009 3733 11009 3733 11018 3732 11017
3732 11016 3732 11015 3731 11015 3731 11018
$$
ERW
Action: Cancelled Issued At: 2025-09-12 16:48:55
681
WGUS85 KGJT 122148
FLSGJT
Flood Advisory
National Weather Service Grand Junction CO
348 PM MDT Fri Sep 12 2025
UTC037-122158-
/O.CAN.KGJT.FA.Y.0033.000000T0000Z-250912T2230Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Juan UT-
348 PM MDT Fri Sep 12 2025
...FLOOD ADVISORY IS CANCELLED...
The Flood Advisory is cancelled for a portion of southeast Utah,
including the following area, San Juan.
Excess runoff from heavy rain has ended over the warned area. If
flooding has been observed...Please report it to your local law
enforcement agency. Slot canyon flash flooding is no longer expected
to pose a threat. Please continue to heed remaining road closures.
&&
LAT...LON 3735 11019 3757 11014 3780 11034 3786 11034
3786 11018 3789 11018 3789 11019 3791 11019
3791 11018 3792 11018 3784 10997 3767 10981
3732 11009 3733 11009 3733 11018 3732 11017
3732 11016 3732 11015 3731 11015 3731 11018
$$
ERW
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