Warning Vector

Flood Advisory

NWS Denver CO ยท US

Updated

Details

Flood Advisory Remains In Effect Until 815 PM MDT This Evening

Event
Flood Advisory
Issued
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Expected
Severity
Minor
Certainty
Likely
Response
Avoid

Description

What

Urban area and small stream flooding caused by excessive rainfall continues.

Where

Southwestern Arapahoe County in northeastern Colorado... Eastern Douglas County in northeastern Colorado...

When

Until 815 PM MDT.

Impacts

Minor flooding in low-lying and poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent.

Additional details

- At 636 PM MDT, Doppler radar and automated rain gauges show that rain showers continue across southeastern Douglas County. While rain rates have decreased, rain is expected to continue over areas where soil is already saturated from heavy rainfall last night. This may cause urban and small stream flooding. Between 0.5 and 1.5 inches of rain have fallen. - Some locations that will experience flooding include... Southwestern Centennial, Highlands Ranch, Castle Rock, Parker, Lone Tree, Larkspur, Castle Pines, Sedalia, Franktown, The Pinery, Louviers, Perry Park, Castlewood Canyon and Shamballa.

Instructions

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Excessive runoff from heavy rainfall will cause minor flooding of small creeks and streams, highways, streets, underpasses, drainage areas and other low lying spots.

Affected areas

  • Arapahoe County, CO
  • Douglas County, CO

Public contact

Issuer
NWS Denver CO

Message record

Received
Issue to receipt
~26s
CAP status
Actual
CAP message type
Update
Lifecycle
Updated
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M38DW157VEDYJJQ1T44SJSJ9
Identifier
urn:oid:2.49.0.1.840.0.4046c93f4e9b8b7ce9b790e75481067f40462d22.001.1
Sender
w-nws.webmaster@noaa.gov
Scope
Public
CAP source
211803 v2.3.0
Handling codes
IPAWSv1.0
Issuing office
NWS Denver CO
AWIPS ID
CAPBOU
NWWS sequence
nwws_processor.1168
WMO heading
XOUS55
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
55

References

Sender
w-nws.webmaster@noaa.gov
Sent

Event codes

NameValue
SAMENWS
NationalWeatherServiceFAY

Parameters

NameValue
AWIPSidentifierFLSBOU
WMOidentifierWGUS85 KBOU 240043
NWSheadlineFLOOD ADVISORY REMAINS IN EFFECT UNTIL 815 PM MDT THIS EVENING
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
VTEC/O.CON.KBOU.FA.Y.0160.000000T0000Z-260924T0215Z/
eventEndingTime2026-09-23T20:15:00-06:00
BLOCKCHANNELCMAS
Locations

Location data

  • Arapahoe County, CO
  • Douglas County, CO
NameValue
SAME008005
SAME008035
UGCCOC005
UGCCOC035
Polygons
39.57,-104.99 39.6,-104.98 39.58,-104.8 39.45,-104.66 39.44,-104.66 39.29,-104.71 39.18,-104.89 39.23,-105.05 39.57,-104.99