Flash Flood Warning
NWS Salt Lake City UT ยท US
Updated
This event was updated at .
Details
Flash Flood Warning Remains In Effect Until 3 PM MDT This Afternoon For San Juan County
- Event
- Flash Flood Warning
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Likely
- Response
- Avoid
Description
Overview
At 150 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly.
Hazard
Life threatening flash flooding. Thunderstorms producing flash flooding.
Source
Radar indicated.
Impacts
Life threatening flash flooding of normally dry washes, slot canyons, creeks and streams. Some locations that will experience flash flooding include... drainages south of Lake Powell include Labyrinth Canyon.
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Affected areas
- San Juan County, UT
Public contact
- Issuer
- NWS Salt Lake City UT
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~56s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2NWBD2VX5XX1EZRZJW7NJ28
- Identifier
- urn:oid:2.49.0.1.840.0.6d6c5db7e10cce58372bf26296fff36ac57e486d.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Salt Lake City UT
- AWIPS ID
- CAPSLC
- NWWS sequence
- nwws_processor.2883
- 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 | FFS |
| NationalWeatherService | FFW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | FFSSLC |
| WMOidentifier | WGUS75 KSLC 161950 RRA |
| NWSheadline | FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON FOR SAN JUAN COUNTY |
| flashFloodDetection | RADAR INDICATED |
| flashFloodDamageThreat | CONSIDERABLE |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.CON.KSLC.FF.W.0129.000000T0000Z-260916T2100Z/ |
| eventEndingTime | 2026-09-16T15:00:00-06:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- San Juan County, UT
| Name | Value |
|---|---|
| SAME | 049037 |
| UGC | UTC037 |
- Polygons
- 37.08,-111.19 37.1,-111.16 37.07,-111.15 37.0,-111.27 37.0,-111.33 37.01,-111.34 37.02,-111.32 37.01,-111.31 37.02,-111.3 37.03,-111.31 37.05,-111.26 37.03,-111.25 37.02,-111.24 37.04,-111.23 37.05,-111.25 37.07,-111.23 37.06,-111.22 37.08,-111.19