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Flash Flood Warning 0032
Issued by the Grand Junction Forecast Office

Action Issued Starts Expiration
New 2025-09-12 17:14:25 2025-09-12 17:13:00 2025-09-12 19:15:00
Cancelled 2025-09-12 18:23:27 2025-09-12 19:15:00


Action: New
Issued At: 2025-09-12 17:14:25

407 
WGUS55 KGJT 122213
FFWGJT
COC103-130015-
/O.NEW.KGJT.FF.W.0032.250912T2213Z-250913T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Grand Junction CO
413 PM MDT Fri Sep 12 2025

The National Weather Service in Grand Junction has issued a

* Flash Flood Warning for...
  South Central Rio Blanco County in northwestern Colorado...

* Until 615 PM MDT.

* At 413 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain moving towards the Lee burn scar. The expected rainfall 
  rate is 0.3 to 0.5 inches in 30 minutes. Flash flooding is 
  expected to begin shortly.

Excessive rainfall over the burn scar will result in debris flow 
moving through the Piceance Creek and County Road 5. The debris flow 
can consist of rock, mud, vegetation and other loose materials.

  HAZARD...Dangerous flash flooding. Thunderstorms producing
           flash flooding.

  SOURCE...Radar.

  IMPACT...Dangerous flash flooding of creeks and streams, urban
           areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  mainly rural areas of South Central Rio Blanco County

This includes the following streams and drainages...
  Fourteenmile Creek, Dry Fork Piceance Creek, Twelvemile Creek, 
  Thirteenmile Creek, Piceance Creek, Dry Thirteenmile Creek and 
  Sheep Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a dangerous situation. Heavy rainfall will cause extensive  
flash flooding and/or debris flows of creeks...streams...and ditches 
in the  Burn Scar. Severe debris flows can also be anticipated 
across roads. Roads and driveways may be washed away in places. If 
you encounter flood waters...climb to safety.


&&

LAT...LON 3976 10794 3975 10794 3973 10794 3970 10805
      3970 10806 3978 10809 3982 10817 3991 10795
      3979 10794

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...0.3-0.5 INCHES IN 30 MINUTES

$$

ERW


Action: Cancelled
Issued At: 2025-09-12 18:23:27

066 
WGUS75 KGJT 122323
FFSGJT

Flash Flood Statement
National Weather Service Grand Junction CO
523 PM MDT Fri Sep 12 2025

COC103-122333-
/O.CAN.KGJT.FF.W.0032.000000T0000Z-250913T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Rio Blanco CO-
523 PM MDT Fri Sep 12 2025

...FLASH FLOOD WARNING IS CANCELLED FOR SOUTH CENTRAL RIO BLANCO 
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 3976 10794 3975 10794 3973 10794 3970 10805
      3970 10806 3978 10809 3982 10817 3991 10795
      3979 10794

$$

ERW



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