Flood Advisory
NWS Boise ID ยท US
Details
Flood Advisory In Effect Until 1145 AM MDT This Morning
- Event
- Flood Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
Overview
Training storms are producing localized heavy rainfall within the advisory area.
What
Flooding caused by excessive rainfall is expected.
Where
Northwestern Gooding County in south central Idaho... Northwestern Twin Falls County in south central Idaho... Southeastern Elmore County in southwestern Idaho... East Central Owyhee County in southwestern Idaho...
When
Until 1145 AM MDT.
Impacts
Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. Water over roadways.
Additional details
- At 949 AM MDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1.5 inches of rain have fallen. - Some locations that will experience flooding include... Glenns Ferry, Deadman Flat, King Hill, Twentymile Butte, Blair Trail Reservoir and White Arrow Hot Spring. - https://www.weather.gov/safety/flood
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Affected areas
- Elmore County, ID
- Gooding County, ID
- Owyhee County, ID
- Twin Falls County, ID
Public contact
- Issuer
- NWS Boise ID
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~58s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2TKDEX4YSYJKV7JDA6CRP82
- Identifier
- urn:oid:2.49.0.1.840.0.d47ee7ac97a760f55432f76e72e8b53981787576.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Boise ID
- AWIPS ID
- CAPBOI
- NWWS sequence
- nwws_processor.5320
- 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 | FLSBOI |
| WMOidentifier | WGUS85 KBOI 181550 |
| NWSheadline | FLOOD ADVISORY IN EFFECT UNTIL 1145 AM MDT THIS MORNING |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.NEW.KBOI.FA.Y.0006.260918T1550Z-260918T1745Z/ |
| eventEndingTime | 2026-09-18T11:45:00-06:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Elmore County, ID
- Gooding County, ID
- Owyhee County, ID
- Twin Falls County, ID
| Name | Value |
|---|---|
| SAME | 016039 |
| SAME | 016047 |
| SAME | 016073 |
| SAME | 016083 |
| UGC | IDC039 |
| UGC | IDC047 |
| UGC | IDC073 |
| UGC | IDC083 |
- Polygons
- 42.7,-115.04 42.69,-115.04 42.7,-115.46 43.07,-115.44 43.09,-114.92 42.7,-115.04