Flood Advisory
NWS Cheyenne WY ยท US
Details
Flood Advisory Now In Effect Until 530 PM MDT This Afternoon
- Event
- Flood Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
Overview
Another storm with heavy rainfall potential is moving into the area from the west.
What
Flooding caused by excessive rainfall is expected.
Where
Southwestern Laramie County in southeastern Wyoming...
When
Until 530 PM MDT.
Impacts
Minor flooding in low-lying and poor drainage areas. Overflowing poor drainage areas.
Additional details
- At 428 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause small stream flooding. Between 1.5 and 2 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Burns and Hillsdale. - http://www.weather.gov/safety/flood
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Affected areas
- Laramie County, WY
Public contact
- Issuer
- NWS Cheyenne WY
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~51s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M3867E6NGS38QHQ5FRAXERXC
- Identifier
- urn:oid:2.49.0.1.840.0.c7e2582548e58c223f0eb00f11bb2b04fe09f326.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Cheyenne WY
- AWIPS ID
- CAPCYS
- NWWS sequence
- nwws_processor.7203
- 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
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | FAY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | FLSCYS |
| WMOidentifier | WGUS85 KCYS 232229 |
| NWSheadline | FLOOD ADVISORY NOW IN EFFECT UNTIL 530 PM MDT THIS AFTERNOON |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.EXT.KCYS.FA.Y.0021.000000T0000Z-260923T2330Z/ |
| eventEndingTime | 2026-09-23T17:30:00-06:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.3a3c39f638463c32ae3ce0759373e757cd881472.001.1,2026-09-23T14:33:00-06:00 |
Locations
Location data
- Laramie County, WY
| Name | Value |
|---|---|
| SAME | 056021 |
| UGC | WYC021 |
- Polygons
- 41.41,-104.48 41.39,-104.62 41.26,-104.65 41.15,-104.5 41.15,-104.33 41.35,-104.23 41.37,-104.24 41.41,-104.48