Flood Advisory
NWS Cheyenne WY ยท US
New
Details
Flood Advisory In Effect Until 1230 AM MDT Sunday
- Event
- Flood Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
What
Flooding caused by excessive rainfall is expected.
Where
West Central Niobrara County in east central Wyoming...
When
Until 1230 AM MDT.
Impacts
Minor flooding in low-lying and poor drainage areas.
Additional details
- At 936 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1.5 and 2 inches of rain have fallen. - Some locations that will experience flooding include... Mainly rural areas of West Central Niobrara County. - http://www.weather.gov/safety/flood
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Affected areas
- Niobrara County, WY
Public contact
- Issuer
- NWS Cheyenne WY
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~52s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2YE6PMNQ1T2T5NP3HD5T9PC
- Identifier
- urn:oid:2.49.0.1.840.0.ec327d09b6ac3e1e91e1e2357df83bcc63dcc650.001.1
- 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.5473
- WMO heading
- XOUS55
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 55
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | FAY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | FLSCYS |
| WMOidentifier | WGUS85 KCYS 200336 |
| NWSheadline | FLOOD ADVISORY IN EFFECT UNTIL 1230 AM MDT SUNDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.NEW.KCYS.FA.Y.0020.260920T0336Z-260920T0630Z/ |
| eventEndingTime | 2026-09-20T00:30:00-06:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Niobrara County, WY
| Name | Value |
|---|---|
| SAME | 056027 |
| UGC | WYC027 |
- Polygons
- 43.3,-104.81 43.23,-104.82 43.17,-104.75 43.18,-104.64 43.23,-104.65 43.31,-104.71 43.3,-104.81