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Flash Flood Warning 0029
Issued by the Denver / Boulder Forecast Office

Action Issued Starts Expiration
New 2026-08-15 14:41:55 2026-08-15 14:41:00 2026-08-15 17:45:00
Continued 2026-08-15 15:55:27 2026-08-15 17:45:00
Cancelled 2026-08-15 17:12:29 2026-08-15 17:45:00


Action: New
Issued At: 2026-08-15 14:41:55

774 
WGUS55 KBOU 151941
FFWBOU
COC035-152245-
/O.NEW.KBOU.FF.W.0029.260815T1941Z-260815T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Denver CO
141 PM MDT Sat Aug 15 2026

The National Weather Service in Denver has issued a

* Flash Flood Warning for...
  Southeastern Douglas County in northeastern Colorado...

* Until 445 PM MDT.

* At 141 PM MDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Between 0.5 and 1 inch of rain
  has fallen. Additional rainfall amounts of 0.5 to 1.5 inches are
  possible in the warned area. Flash flooding is ongoing or expected
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar indicated.

  IMPACT...Flash flooding of small creeks and streams, gulches,
           roads, and poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Greenland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now. Act quickly to protect your life.

Excessive runoff from this storm will cause flash flooding of small
creeks and streams, country roads, farmland along creeks, and other
low lying areas.

&&

LAT...LON 3918 10466 3913 10481 3917 10488 3932 10477
      3932 10469 3930 10466

FLASH FLOOD...RADAR INDICATED

$$

20


Action: Continued
Issued At: 2026-08-15 15:55:27

893 
WGUS75 KBOU 152055
FFSBOU

Flash Flood Statement
National Weather Service Denver CO
255 PM MDT Sat Aug 15 2026

COC035-152245-
/O.CON.KBOU.FF.W.0029.000000T0000Z-260815T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Douglas CO-
255 PM MDT Sat Aug 15 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM MDT THIS
AFTERNOON FOR SOUTHEASTERN DOUGLAS COUNTY...

At 255 PM MDT, Doppler radar indicated thunderstorms had moved out of
the warned area. Between 1 and 2 inches of rain have fallen. Flooding
impacts will continue, but no additional rainfall is expected. Flash
flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar indicated.

IMPACT...Flash flooding of small creeks and streams, gulches, roads,
         and poor drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Mainly rural areas of Southeastern Douglas County.

This includes the following streams and drainages...
  Carpenter Creek, Cherry Creek, West Cherry Creek, East Cherry
  Creek, Antelope Creek, Crowfoot Creek and Lake Gulch.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now. Act quickly to protect your life.

Excessive runoff from this storm will cause flash flooding of small
creeks and streams, country roads, farmland along creeks, and other
low lying areas.

&&

LAT...LON 3930 10478 3918 10485 3916 10479 3920 10471
      3928 10471 3932 10472

FLASH FLOOD...RADAR INDICATED

$$

20


Action: Cancelled
Issued At: 2026-08-15 17:12:29

379 
WGUS75 KBOU 152212
FFSBOU

Flash Flood Statement
National Weather Service Denver CO
412 PM MDT Sat Aug 15 2026

COC035-152222-
/O.CAN.KBOU.FF.W.0029.000000T0000Z-260815T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Douglas CO-
412 PM MDT Sat Aug 15 2026

...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN DOUGLAS
COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining closures.

A Flood Watch remains in effect until 1000 PM MDT for portions of
central, east central, north central, and northeast Colorado.

&&

LAT...LON 3930 10478 3918 10485 3916 10479 3920 10471
      3928 10471 3932 10472

$$

20



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