Alert archive / Colorado / Flash Flood Warnings in 2023

Flash Flood Warning 13, NWS Pueblo, CO

June 6, 2023Fremont County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jun 6, 2023, 4:04 PM MDT for Fremont County, Colorado. It was in force for 79 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 6, 2023, 4:04 PM MDT (22:04 UTC)
Expired
Jun 6, 2023, 5:23 PM MDT
In force
79 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Damage threat
Considerable
Flood severity
None

County Fremont County, CO

The radar

The Pueblo radar (KPUX), 143 km from the middle of the area, began a volume at 22:07 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Grand Junction, CO (KGJT), launched 12:00Z, 10.1 hours before the alert went out and 251 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Grand Junction, CO at 12:00Z on 2023-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Grand Junction, CO at 12:00Z on 2023-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2263 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
154 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

668 
WGUS55 KPUB 062204
FFWPUB
COC043-070100-
/O.NEW.KPUB.FF.W.0013.230606T2204Z-230607T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
404 PM MDT Tue Jun 6 2023

The National Weather Service in Pueblo has issued a

* Flash Flood Warning for...
  The Hayden Pass Burn Scar in...
  Southwestern Fremont County in central Colorado...

* Until 700 PM MDT.

* At 404 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain over the Hayden Pass Burn Scar. Up to 0.5 inches of 
  rain have fallen. The expected rainfall rate is 2 inches in 1 
  hour. Additional rainfall amounts up to 1 inch are possible in the 
  warned area. Flash flooding is ongoing or expected to begin 
  shortly.

Excessive rainfall over the burn scar will result in debris flow 
moving through the South Prong Creek, Hayden Creek, Wolf Creek, and 
Cottonwood Creek. 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 Hayden Pass
           Burn Scar.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of areas in and around
           the Hayden Pass Burn Scar.

* Some locations that will experience flash flooding include...
  Hayden Pass Burn Scar.

This includes the following high risk locations...
Cutty's Resort On Hayden Creek Road and Big Cottonwood Creek along 
County Road 40.

This includes the following streams and drainages...
  Arkansas River, Big Cottonwood Creek, Middle Prong Creek, Hayden 
  Creek, Little Cottonwood Creek, and Hayden Pass Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a life threatening situation. Heavy rainfall will cause 
extensive and severe flash flooding of creeks...streams...and 
ditches in the Hayden Pass 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.

&&

LAT...LON 3830 10585 3838 10578 3835 10573 3829 10576
      3827 10580 3827 10582 3828 10583 3829 10583
      3829 10584 3829 10585

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...2 INCHES IN 1 HOUR

$$

KT
2 follow-up statements
725 
WGUS75 KPUB 062235
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
435 PM MDT Tue Jun 6 2023

COC043-070100-
/O.CON.KPUB.FF.W.0013.000000T0000Z-230607T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fremont CO-
435 PM MDT Tue Jun 6 2023

...FLASH FLOOD WARNING FOR THE HAYDEN PASS BURN SCAR REMAINS IN 
EFFECT UNTIL 7 PM MDT THIS EVENING FOR SOUTHWESTERN FREMONT COUNTY...

At 435 PM MDT, Doppler radar indicated thunderstorms producing heavy 
rain have moved off the Hayden Pass Burn Scar with only light 
rainfall continuing. Up to 1 inch of rain has fallen. The expected 
rainfall rate is up to 0.5 inches in 1 hour. Flash flooding is 
ongoing or expected to begin shortly.

Excessive rainfall over the burn scar will result in debris flow 
moving through the South Prong Creek, Hayden Creek, Wolf Creek, and 
Cottonwood Creek. 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 Hayden Pass Burn Scar.

SOURCE...Radar.

IMPACT...Life threatening flash flooding of areas in and around
         the Hayden Pass Burn Scar.

Some locations that will experience flash flooding include...
  Hayden Pass Burn Scar.

This includes the following high risk locations...
Cutty's Resort On Hayden Creek Road and Big Cottonwood Creek along 
County Road 40.

This includes the following streams and drainages...
  Arkansas River, Cottonwood Creek, Middle Prong Creek, and Hayden 
  Pass Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a life threatening situation. Heavy rainfall will cause 
extensive and severe flash flooding of creeks...streams...and 
ditches in the Hayden Pass 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.

&&

LAT...LON 3830 10585 3838 10578 3835 10573 3829 10576
      3827 10580 3827 10582 3828 10583 3829 10583
      3829 10584 3829 10585

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL RATE...0.5 INCHES IN 1 HOUR

$$

KT
409 
WGUS75 KPUB 062323
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
523 PM MDT Tue Jun 6 2023

COC043-062333-
/O.CAN.KPUB.FF.W.0013.000000T0000Z-230607T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fremont CO-
523 PM MDT Tue Jun 6 2023

...FLASH FLOOD WARNING FOR THE HAYDEN PASS BURN SCAR IS CANCELLED 
FOR SOUTHWESTERN FREMONT COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

LAT...LON 3830 10585 3838 10578 3835 10573 3829 10576
      3827 10580 3827 10582 3828 10583 3829 10583
      3829 10584 3829 10585

$$

EP

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 5, 6:06 PM MDTSpecial Weather StatementPUBFremont24 min
Jun 6, 12:25 PM MDTSpecial Weather StatementPUBCostilla35 min
Jun 6, 1:40 PM MDTSpecial Weather StatementPUBMineral35 min
Jun 6, 1:57 PM MDTSpecial Weather StatementPUBCostilla33 min
Jun 6, 2:38 PM MDTSpecial Weather StatementPUBHuerfano52 min
Jun 6, 2:47 PM MDTFlash Flood Warning Considerable damage threatPUBHuerfano118 min
Jun 6, 2:53 PM MDTSpecial Weather StatementPUBHuerfano37 min
Jun 6, 3:30 PM MDTSpecial Weather StatementPUBFremont30 min
Jun 6, 3:30 PM MDTSpecial Weather StatementPUBFremont45 min
Jun 6, 3:36 PM MDTSpecial Weather StatementPUBFremont24 min
Jun 6, 3:47 PM MDTSpecial Weather StatementPUBOtero28 min
Jun 6, 3:55 PM MDTSpecial Weather StatementPUBAlamosa35 min
Jun 6, 4:17 PM MDTSpecial Weather StatementPUBOtero28 min
Jun 6, 4:18 PM MDTSpecial Weather StatementPUBLas Animas27 min
Jun 6, 4:20 PM MDTSpecial Weather StatementPUBFremont40 min
Jun 6, 4:39 PM MDTSpecial Weather StatementPUB51 min
Jun 6, 4:41 PM MDTFlash Flood WarningPUBBent, Otero3 hr
Jun 6, 4:42 PM MDTSpecial Weather StatementPUBOtero33 min
Jun 6, 4:56 PM MDTSpecial Weather StatementPUBLas Animas49 min
Jun 6, 5:06 PM MDTSpecial Weather StatementPUBFremont39 min
Jun 6, 5:37 PM MDTSpecial Weather StatementPUBPueblo53 min
Jun 6, 5:55 PM MDTFlash Flood WarningPUBPueblo115 min

Nearby

Flash Flood Warnings in Colorado, 2023Every flash flood warning in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.