|
Home Return to list Flash Flood Warning 0023 Issued by the Denver / Boulder Forecast Office
Action: New Issued At: 2026-08-14 16:37:55
245
WGUS55 KBOU 142137
FFWBOU
COC069-150030-
/O.NEW.KBOU.FF.W.0023.260814T2137Z-260815T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Denver CO
337 PM MDT Fri Aug 14 2026
The National Weather Service in Denver has issued a
* Flash Flood Warning for...
Central Larimer County in north central Colorado...
* Until 630 PM MDT.
* At 337 PM MDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
0.5 and 1.5 inches of rain have fallen. Additional rainfall amounts
up to 1.5 inches are possible in the warned area. Flash flooding is
ongoing or expected to begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Radar and automated gauges.
IMPACT...Life threatening flash flooding of creeks and streams,
roads, and low lying areas.
* Some locations that will experience flash flooding include...
Stove Prairie, Pennock Pass and Buckhorn Mountain.
This includes the following streams and drainages...
Cache La Poudre River, Cow Creek, Pendergrass Creek, Black Creek,
Grouse Creek, Eld Creek, Sheep Creek, Redstone Creek, Pennock
Creek, North Fork Big Thompson River, South Fork Cache La Poudre
River, Miller Fork, Buckhorn Creek, Big Thompson River and North
Fork Fish Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to higher ground now. Act quickly to protect your life.
&&
LAT...LON 4066 10546 4065 10538 4061 10530 4051 10533
4048 10549 4045 10558 4054 10562
FLASH FLOOD...RADAR AND GAUGE INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
09
Action: Continued Issued At: 2026-08-14 17:34:27
087
WGUS75 KBOU 142233
FFSBOU
Flash Flood Statement
National Weather Service Denver CO
433 PM MDT Fri Aug 14 2026
COC069-150030-
/O.CON.KBOU.FF.W.0023.000000T0000Z-260815T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Larimer CO-
433 PM MDT Fri Aug 14 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM MDT THIS
EVENING FOR CENTRAL LARIMER COUNTY...
At 433 PM MDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
0.5 and 2 inches of rain have fallen, but the heaviest rainfall has
left the burn scars. Additional rainfall amounts up to 0.5 inches are
possible in the warned area. Flash flooding is ongoing or expected to
begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Radar and automated gauges.
IMPACT...Life threatening flash flooding of creeks and streams,
roads, and low lying areas.
Some locations that will experience flash flooding include...
Stove Prairie, Pennock Pass and Buckhorn Mountain.
This includes the following streams and drainages...
Cow Creek, Pendergrass Creek, Black Creek, Grouse Creek, Eld Creek,
Sheep Creek, Redstone Creek, Pennock Creek, North Fork Big Thompson
River, South Fork Cache La Poudre River, Miller Fork, Buckhorn
Creek, Big Thompson River and North Fork Fish Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Heavy Rainfall will cause flash flooding of small creeks, streams,
and ditches in the affected part of the Cameron Peak burn area. Rock
slides or debris flows can also be expected across rural roads.
THIS IS A LIFE THREATENING SITUATION! Heavy Rainfall will cause
extensive and severe flooding of creeks, streams, roads and culverts
in the affected part of the Cameron Peak burn area. Rock slides or
debris flows can also be expected across roads in the warning area.
&&
LAT...LON 4066 10546 4065 10538 4061 10530 4051 10533
4048 10549 4045 10558 4054 10562
FLASH FLOOD...RADAR AND GAUGE INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
09
Action: Time Extended Issued At: 2026-08-14 19:02:00
717
WGUS55 KBOU 150001
FFWBOU
COC069-150130-
/O.EXT.KBOU.FF.W.0023.000000T0000Z-260815T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Denver CO
601 PM MDT Fri Aug 14 2026
The National Weather Service in Denver has extended the
* Flash Flood Warning for...
Central Larimer County in north central Colorado...
* Until 730 PM MDT.
* At 601 PM MDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
0.5 and 2.5 inches of rain have fallen. Flash flooding is ongoing
or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
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...
Stove Prairie, Pennock Pass and Buckhorn Mountain.
This includes the following streams and drainages...
Pennock Creek, Buckhorn Creek, North Fork Fish Creek, Black Creek,
Cow Creek, Cache La Poudre River, Redstone Creek, South Fork Cache
La Poudre River, Sheep Creek, Grouse Creek, Miller Fork, North Fork
Big Thompson River, Pendergrass Creek, Eld Creek and Big Thompson
River.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Heavy Rainfall will cause flash flooding of small creeks, streams,
and ditches in the affected part of the Cameron Peak burn area. Rock
slides or debris flows can also be expected across rural roads.
&&
LAT...LON 4066 10546 4065 10538 4061 10530 4051 10533
4048 10549 4045 10558 4054 10562
FLASH FLOOD...RADAR AND GAUGE INDICATED
$$
Hiris
Action: Cancelled Issued At: 2026-08-14 20:04:02
460
WGUS75 KBOU 150103
FFSBOU
Flash Flood Statement
National Weather Service Denver CO
703 PM MDT Fri Aug 14 2026
COC069-150113-
/O.CAN.KBOU.FF.W.0023.000000T0000Z-260815T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Larimer CO-
703 PM MDT Fri Aug 14 2026
...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL LARIMER COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining closures.
&&
LAT...LON 4066 10546 4065 10538 4061 10530 4051 10533
4048 10549 4045 10558 4054 10562
$$
09
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||