Flash Flood Warning
NWS Grand Junction CO ยท US
English
Flash Flood Warning issued September 15 at 9:49AM MDT until September 15 at 12:45PM MDT by NWS Grand Junction CO
- Issued
- Onset
- Expires
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Likely
- Response
- Avoid
Description
Overview
FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... Central San Juan County in southeastern Utah... * Until 1245 PM MDT. * At 949 AM 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 creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Mainly rural areas of Central San Juan County.
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become life threatening in heavy rains. Campers and hikers should avoid streams or creeks. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. Immediately climb to higher ground. Runoff concentrated through narrow canyon walls can quickly become dangerous, life threatening conditions.
Affected areas
- San Juan, UT
Public contact
- Issuer
- NWS Grand Junction CO
- Website
- http://www.weather.gov
es-US
Flash Flood Warning issued September 15 at 9:49AM MDT until September 15 at 12:45PM MDT by NWS Grand Junction CO
- Onset
- Expires
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Likely
- Response
- Avoid
Description
Overview
FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... Central San Juan County in southeastern Utah... * Until 1245 PM MDT. * At 949 AM 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 creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Mainly rural areas of Central San Juan County.
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become life threatening in heavy rains. Campers and hikers should avoid streams or creeks. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. Immediately climb to higher ground. Runoff concentrated through narrow canyon walls can quickly become dangerous, life threatening conditions.
Affected areas
- San Juan, UT
Public contact
- Issuer
- NWS Grand Junction CO
- Website
- http://www.weather.gov
Message record
- Received
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2JW45HNAT3BFPNKM6XQJXCQ
- Identifier
- urn:oid:2.49.0.1.840.0.c701fc1efd090353b576b977117aef6fa6cc0e58.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Grand Junction CO
- AWIPS ID
- CAPGJT
- NWWS sequence
- nwws_processor.5228
- WMO heading
- XOUS55
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 55
English
Event codes
| Name | Value |
|---|---|
| SAME | FFW |
| NationalWeatherService | FFW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | FFWGJT |
| WMOidentifier | WGUS55 KGJT 151549 |
| flashFloodDetection | RADAR INDICATED |
| flashFloodDamageThreat | CONSIDERABLE |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KGJT.FF.W.0112.260915T1549Z-260915T1845Z/ |
| eventEndingTime | 2026-09-15T12:45:00-06:00 |
| WEAHandling | Imminent Threat |
| CMAMtext | NWS: FLASH FLOOD WARNING this area til 12:45 PM MDT. Avoid flooded areas. |
| CMAMlongtext | National Weather Service: A FLASH FLOOD WARNING is in effect for this area until 12:45 PM MDT. This is a dangerous and life-threatening situation. Do not attempt to travel unless you are fleeing an area subject to flooding or under an evacuation order. |
es-US
Event codes
| Name | Value |
|---|---|
| SAME | FFW |
| NationalWeatherService | FFW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | FFWGJT |
| WMOidentifier | WGUS55 KGJT 151549 |
| flashFloodDetection | RADAR INDICATED |
| flashFloodDamageThreat | CONSIDERABLE |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KGJT.FF.W.0112.260915T1549Z-260915T1845Z/ |
| eventEndingTime | 2026-09-15T12:45:00-06:00 |
| WEAHandling | Imminent Threat |
| CMAMtext | SNM: AVISO DE INUNDACIONES REPENTINAS hasta 12:45 PM MDT. Evite areas inundadas. |
| CMAMlongtext | Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 12:45 PM MDT. Esta es una situacion peligrosa y amenaza la vida. No intente viajar a menos que sea para abandonar un area propensa a inundaciones o bajo una orden de desalojo. |
Locations
English
Location data
- San Juan, UT
| Name | Value |
|---|---|
| SAME | 049037 |
| UGC | UTC037 |
- Polygons
- 37.77,-110.02 37.77,-110.01 37.81,-110.01 37.81,-110.02 37.82,-110.02 37.82,-110.01 37.83,-110.01 37.83,-109.97 37.82,-109.97 37.78,-109.92 37.73,-109.91 37.73,-109.92 37.69,-109.92 37.69,-109.89 37.66,-109.89 37.67,-109.94 37.72,-109.96 37.72,-109.99 37.74,-109.99 37.74,-110.01 37.77,-110.02
es-US
Location data
- San Juan, UT
| Name | Value |
|---|---|
| SAME | 049037 |
| UGC | UTC037 |
- Polygons
- 37.77,-110.02 37.77,-110.01 37.81,-110.01 37.81,-110.02 37.82,-110.02 37.82,-110.01 37.83,-110.01 37.83,-109.97 37.82,-109.97 37.78,-109.92 37.73,-109.91 37.73,-109.92 37.69,-109.92 37.69,-109.89 37.66,-109.89 37.67,-109.94 37.72,-109.96 37.72,-109.99 37.74,-109.99 37.74,-110.01 37.77,-110.02