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Home Return to list Areal Flood Advisory 0103 Issued by the Denver / Boulder Forecast Office
Action: New Issued At: 2026-08-14 16:18:25
663
WGUS85 KBOU 142117
FLSBOU
Flood Advisory
National Weather Service Denver CO
317 PM MDT Fri Aug 14 2026
COC069-150015-
/O.NEW.KBOU.FA.Y.0103.260814T2117Z-260815T0015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Larimer CO-
317 PM MDT Fri Aug 14 2026
...FLOOD ADVISORY IN EFFECT UNTIL 615 PM MDT THIS EVENING...
* WHAT...Debris flows and flooding caused by excessive rainfall is
expected.
* WHERE...Southeastern Larimer County in north central Colorado...
* WHEN...Until 615 PM MDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Debris flows causing minor flooding.
* ADDITIONAL DETAILS...
- At 316 PM MDT, Doppler radar indicated heavy rain due to
thunderstorms. Minor flooding is ongoing or expected to begin
shortly in the advisory area. Up to 0.5 inches of rain have
fallen.
- This includes the following streams and drainages...
Pendergrass Creek, Black Creek, Sheep Creek, Eld Creek, Redstone
Creek, Pennock Creek, South Fork Cache La Poudre River, Miller
Fork, Buckhorn Creek, Cedar Creek and North Fork Fish Creek.
Additional rainfall amounts up to 1 inch are expected over the
area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Mainly rural areas of Southeastern Larimer County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Heavy Rainfall will cause minor flooding of creeks and streams, roads
and roadside culverts in the affected part of the Cameron Peak burn
area. The heavy rains could also trigger rock slides or debris flows.
&&
LAT...LON 4063 10548 4056 10552 4050 10543 4050 10531
4059 10532
$$
09
Action: Cancelled Issued At: 2026-08-14 16:42:56
372
WGUS85 KBOU 142142
FLSBOU
Flood Advisory
National Weather Service Denver CO
342 PM MDT Fri Aug 14 2026
COC069-142152-
/O.CAN.KBOU.FA.Y.0103.000000T0000Z-260815T0015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Larimer CO-
342 PM MDT Fri Aug 14 2026
...FLOOD ADVISORY IS CANCELLED...
The Flood Advisory for central Larimer County has been replaced by a
Flash Flood Warning. The threat for widespread flooding has increased
over the area. Please refer to that Flash Flood Warning bulletin for
more information.
&&
LAT...LON 4063 10548 4056 10552 4050 10543 4050 10531
4059 10532
$$
20
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