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Flash Flood Warning

NWS Grand Junction CO ยท US

New WEA Activation

English

Flash Flood Warning issued September 15 at 9:58AM MDT until September 15 at 1:00PM 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... The Babylon burn scar in... Central San Juan County in southeastern Utah... * Until 100 PM MDT. * At 958 AM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Babylon Burn Scar. Flash flooding is ongoing or expected to begin shortly. Excessive rainfall over the burn scar will result in debris flow. The debris flow can consist of rock, mud, vegetation and other loose materials.

Hazard

Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Babylon Burn Scar.

Source

Radar indicated.

Impacts

Life threatening flash flooding of areas in and around the Babylon Burn Scar. * Some locations that will experience flash flooding include... Mainly rural areas of Central San Juan County.

Instructions

This is a life threatening situation. Heavy rainfall will cause extensive and severe flash flooding of creeks...streams...and ditches in the Babylon Burn Scar. Severe debris flows can also be anticipated across roads. Roads and driveways may be washed away in places. If you encounter flood waters...climb to safety. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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.

Affected areas

  • San Juan, UT

Public contact

Issuer
NWS Grand Junction CO

es-US

Flash Flood Warning issued September 15 at 9:58AM MDT until September 15 at 1:00PM 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... The Babylon burn scar in... Central San Juan County in southeastern Utah... * Until 100 PM MDT. * At 958 AM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Babylon Burn Scar. Flash flooding is ongoing or expected to begin shortly. Excessive rainfall over the burn scar will result in debris flow. The debris flow can consist of rock, mud, vegetation and other loose materials.

Hazard

Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Babylon Burn Scar.

Source

Radar indicated.

Impacts

Life threatening flash flooding of areas in and around the Babylon Burn Scar. * Some locations that will experience flash flooding include... Mainly rural areas of Central San Juan County.

Instructions

This is a life threatening situation. Heavy rainfall will cause extensive and severe flash flooding of creeks...streams...and ditches in the Babylon Burn Scar. Severe debris flows can also be anticipated across roads. Roads and driveways may be washed away in places. If you encounter flood waters...climb to safety. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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.

Affected areas

  • San Juan, UT

Public contact

Issuer
NWS Grand Junction CO

Message record

Received
CAP status
Actual
CAP message type
Alert
Lifecycle
New
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M2JWN0PPS9Y2B7YE07SF6MRT
Identifier
urn:oid:2.49.0.1.840.0.14b134a25a3d02947ea38d2eb38091e0be0f459a.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.5492
WMO heading
XOUS55
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
55

Event codes

NameValue
SAMEFFW
NationalWeatherServiceFFW

Parameters

NameValue
AWIPSidentifierFFWGJT
WMOidentifierWGUS55 KGJT 151558
flashFloodDetectionRADAR INDICATED
flashFloodDamageThreatCONSIDERABLE
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
EAS-ORGWXR
VTEC/O.NEW.KGJT.FF.W.0113.260915T1558Z-260915T1900Z/
eventEndingTime2026-09-15T13:00:00-06:00
WEAHandlingImminent Threat
CMAMtextNWS: FLASH FLOOD WARNING this area til 1:00 PM MDT. Avoid flooded areas.
CMAMlongtextNational Weather Service: A FLASH FLOOD WARNING is in effect for this area until 1:00 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.

Event codes

NameValue
SAMEFFW
NationalWeatherServiceFFW

Parameters

NameValue
AWIPSidentifierFFWGJT
WMOidentifierWGUS55 KGJT 151558
flashFloodDetectionRADAR INDICATED
flashFloodDamageThreatCONSIDERABLE
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
EAS-ORGWXR
VTEC/O.NEW.KGJT.FF.W.0113.260915T1558Z-260915T1900Z/
eventEndingTime2026-09-15T13:00:00-06:00
WEAHandlingImminent Threat
CMAMtextSNM: AVISO DE INUNDACIONES REPENTINAS hasta 1:00 PM MDT. Evite areas inundadas.
CMAMlongtextServicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 1:00 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

Location data

  • San Juan, UT
NameValue
SAME049037
UGCUTC037
Polygons
37.84,-109.63 37.77,-109.66 37.79,-109.69 37.77,-109.77 37.74,-109.73 37.71,-109.76 37.74,-109.84 37.77,-109.84 37.81,-109.9 37.88,-109.86 37.87,-109.84 37.93,-109.77 37.91,-109.71 37.93,-109.67 37.88,-109.62 37.91,-109.56 37.9,-109.57 37.87,-109.56 37.86,-109.49 37.82,-109.52 37.84,-109.63

Location data

  • San Juan, UT
NameValue
SAME049037
UGCUTC037
Polygons
37.84,-109.63 37.77,-109.66 37.79,-109.69 37.77,-109.77 37.74,-109.73 37.71,-109.76 37.74,-109.84 37.77,-109.84 37.81,-109.9 37.88,-109.86 37.87,-109.84 37.93,-109.77 37.91,-109.71 37.93,-109.67 37.88,-109.62 37.91,-109.56 37.9,-109.57 37.87,-109.56 37.86,-109.49 37.82,-109.52 37.84,-109.63