Alert archive / Colorado / Flash Flood Warnings in 2021

Flash Flood Warning 79, NWS Pueblo, CO

July 24, 2021Pueblo County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 24, 2021, 1:39 PM MDT for Pueblo County, Colorado. It was in force for 6 hr. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 24, 2021, 1:39 PM MDT (19:39 UTC)
Expired
Jul 24, 2021, 7:15 PM MDT
In force
6 hr
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County Pueblo County, CO

The radar

The Pueblo radar (KPUX), 45 km from the middle of the area, began a volume at 19:40 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.

What was reported inside it

TimeReportWhereRemark
Jul 24, 2:12 PM MDTFLASH FLOOD2 Ssw Pinon, COEXIT 108 IS FLOODED WITH AT LEAST 1.5 FEET OF WATER UNDER THE OVERPASS.
Jul 24, 2:19 PM MDTHEAVY RAIN 35 Wsw Pinon, COOBSERVER SAID HE HAD AT LEAST 3 INCHES IN HIS GAUGE.
Jul 24, 3:11 PM MDTFLASH FLOOD5 Wsw Pinon, COWIDESPREAD FLOODING IN THE AREA. 5.52 INCHES OF RAIN IN RAIN GAGE.
Jul 24, 5:50 PM MDTFLASH FLOOD5 Sw Pinon, COPLATTEVILLE BLVD FLOODED AND CLOSED BETWEEN PAINTED HILL LN AND BRONCO LN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 7.7 hours before the alert went out and 204 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, Denver, CO at 12:00Z on 2021-07-24Temperature 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, Denver, CO at 12:00Z on 2021-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 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
2085 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
11 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

471 
WGUS55 KPUB 241939
FFWPUB
COC101-242245-
/O.NEW.KPUB.FF.W.0079.210724T1939Z-210724T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
139 PM MDT Sat Jul 24 2021

The National Weather Service in Pueblo has issued a

* Flash Flood Warning for...
  North Central Pueblo County in southeastern Colorado...

* Until 445 PM MDT.

* At 139 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain in Pinon and northern Pueblo West area. Up to 1.5 
  inches of rain have fallen. The expected rainfall rate is 1 to 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.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Pueblo West and Pinon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 3850 10461 3847 10458 3843 10457 3841 10457
      3839 10460 3834 10468 3834 10472 3836 10481
      3837 10485 3843 10486 3848 10485 3852 10483
      3852 10462

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR

$$

KT
7 follow-up statements
929 
WGUS75 KPUB 242009
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
209 PM MDT Sat Jul 24 2021

COC101-242245-
/O.CON.KPUB.FF.W.0079.000000T0000Z-210724T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pueblo CO-
209 PM MDT Sat Jul 24 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM MDT THIS 
AFTERNOON FOR NORTH CENTRAL PUEBLO COUNTY...

At 209 PM MDT, Doppler radar indicated thunderstorms producing heavy 
rain in Pinon and northern Pueblo West area. Between 1 and 2.5 
inches of rain have fallen. The expected rainfall rate is 1 to 2 
inches in 1 hour. Additional rainfall amounts up to 1.5 inches are 
possible in the warned area. Flash flooding is ongoing or expected 
to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Pueblo West and Pinon.

This includes the following streams and drainages...
  Porter Creek, and Dry Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 3850 10461 3847 10458 3843 10457 3841 10457
      3839 10460 3834 10468 3834 10472 3836 10481
      3837 10485 3843 10486 3848 10485 3852 10483
      3852 10462

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR

$$

KT
355 
WGUS75 KPUB 242021
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
221 PM MDT Sat Jul 24 2021

COC101-242245-
/O.CON.KPUB.FF.W.0079.000000T0000Z-210724T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pueblo CO-
221 PM MDT Sat Jul 24 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM MDT THIS 
AFTERNOON FOR NORTH CENTRAL PUEBLO COUNTY...

At 221 PM MDT, local law enforcement reported thunderstorms 
producing heavy rain in Pinon and northern Pueblo West area. Between 
1 and 3 inches of rain have fallen. The expected rainfall rate is 1 
to 2 inches in 1 hour. Additional rainfall amounts up to 1.5 inches 
are possible in the warned area. Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Law enforcement reported.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Pueblo West and Pinon.

Law enforcement and trained weather spotters report up to 1 foot and 
a half of water in the Purcell and I-25 underpass.  A spotter 
reported up to 3 inches of rain has fallen in northern Pueblo West.

This includes the following streams and drainages...
  Porter Creek, and Dry Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3850 10461 3847 10458 3843 10457 3841 10457
      3839 10460 3834 10468 3834 10472 3836 10481
      3837 10485 3843 10486 3848 10485 3852 10483
      3852 10462

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR

$$

KT
792 
WGUS75 KPUB 242124
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
324 PM MDT Sat Jul 24 2021

COC101-242245-
/O.CON.KPUB.FF.W.0079.000000T0000Z-210724T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pueblo CO-
324 PM MDT Sat Jul 24 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM MDT THIS 
AFTERNOON FOR NORTH CENTRAL PUEBLO COUNTY...

At 324 PM MDT, local law enforcement reported thunderstorms 
producing heavy rain in Pinon and northern Pueblo West area with 
vehicles getting stranded in high water. Between 2 and 5 inches of 
rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 
hour. Additional rainfall amounts up to 1 inch are possible in the 
warned area. Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Law enforcement reported.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Pueblo West and Pinon.

Law enforcement reports the underpass at I-25 and Purcell is flooded 
along with roads in northern Pueblo West.  A weather spotter 
reported 5.52 inches of rain had fallen 5 miles west southwest of 
Pinon with widespread flooding in the area.

This includes the following streams and drainages...
  Porter Creek, Wild Horse Creek, Dry Creek, and Fountain Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3850 10461 3847 10458 3843 10457 3841 10457
      3839 10460 3834 10468 3834 10472 3836 10481
      3837 10485 3843 10486 3848 10485 3852 10483
      3852 10462

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR

$$

KT
734 
WGUS55 KPUB 242231
FFWPUB
COC101-250015-
/O.EXT.KPUB.FF.W.0079.000000T0000Z-210725T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
431 PM MDT Sat Jul 24 2021

The National Weather Service in Pueblo has extended the

* Flash Flood Warning for...
  North Central Pueblo County in southeastern Colorado...

* Until 615 PM MDT.

* At 431 PM MDT, trained weather spotters reported flash flooding in 
  Pinon and northern Pueblo West area. Between 2 and 5 inches of 
  rain have fallen. Flash flooding is already occurring.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Trained spotters reported.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Pueblo West and Pinon.

This includes the following streams and drainages...
  Porter Creek, Wild Horse Creek, Dry Creek, and Fountain Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3850 10461 3847 10458 3843 10457 3841 10457
      3839 10460 3834 10468 3834 10472 3836 10481
      3837 10485 3843 10486 3848 10485 3852 10483
      3852 10462

FLASH FLOOD...OBSERVED

$$

KT
036 
WGUS75 KPUB 242329
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
529 PM MDT Sat Jul 24 2021

COC101-250015-
/O.CON.KPUB.FF.W.0079.000000T0000Z-210725T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pueblo CO-
529 PM MDT Sat Jul 24 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 615 PM MDT THIS 
EVENING FOR NORTH CENTRAL PUEBLO COUNTY...

At 529 PM MDT, trained weather spotters continue to report flash 
flooding in Pinon and northern Pueblo West area with water levels 
slowly coming down. Between 2 and 5 inches of rain have fallen. 
Although the rain has mostly ended, flash flooding is still 
occurring until the water has a chance to recede.

HAZARD...Flash flooding caused by heavy rain.

SOURCE...Trained spotters reported.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Pueblo West and Pinon.

Law enforcement reports the underpass at I-25 and Purcell is flooded 
along with roads in northern Pueblo West.

This includes the following streams and drainages...
  Porter Creek, Wild Horse Creek, Dry Creek, and Fountain Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3850 10461 3847 10458 3843 10457 3841 10457
      3839 10460 3834 10468 3834 10472 3836 10481
      3837 10485 3843 10486 3848 10485 3852 10483
      3852 10462

FLASH FLOOD...OBSERVED

$$

KT
699 
WGUS55 KPUB 242359
FFWPUB
COC101-250115-
/O.EXT.KPUB.FF.W.0079.000000T0000Z-210725T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
559 PM MDT Sat Jul 24 2021

The National Weather Service in Pueblo has extended the

* Flash Flood Warning for...
  North Central Pueblo County in southeastern Colorado...

* Until 715 PM MDT.

* At 559 PM MDT, local law enforcement reported flash flooding and 
  continued road closures in Pinon and northern Pueblo West area. 
  Between 2 and 5 inches of rain have fallen. Although the heavy 
  rain has ended, flash flooding will continue until the water has a 
  chance to recede.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Law enforcement reported.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  northern Pueblo West and Pinon.

This includes the following streams and drainages...
  Porter Creek, Wild Horse Creek, Dry Creek, and Fountain Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3850 10461 3847 10458 3843 10457 3841 10457
      3839 10460 3834 10468 3834 10472 3836 10481
      3837 10485 3843 10486 3848 10485 3852 10483
      3852 10462

FLASH FLOOD...OBSERVED

$$

KT
673 
WGUS75 KPUB 250113
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
713 PM MDT Sat Jul 24 2021

COC101-250123-
/O.EXP.KPUB.FF.W.0079.000000T0000Z-210725T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pueblo CO-
713 PM MDT Sat Jul 24 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 715 PM MDT THIS EVENING FOR 
NORTH CENTRAL PUEBLO COUNTY...

Flood waters have receded. The heavy rain has ended. Flooding is no 
longer expected to pose a threat though Wildhorse Creek through 
Pueblo will continue to experience high flows. Please continue to 
heed remaining road closures.

A Flash Flood Watch remains in effect until 900 PM MDT for portions 
of central Colorado and southeast Colorado.

LAT...LON 3850 10461 3847 10458 3843 10457 3841 10457
      3839 10460 3834 10468 3834 10472 3836 10481
      3837 10485 3843 10486 3848 10485 3852 10483
      3852 10462

$$

KT

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 6:13 PM MDTSpecial Weather StatementPUBEl Paso32 min
Jul 23, 6:14 PM MDTSpecial Weather StatementPUBEl Paso46 min
Jul 23, 6:31 PM MDTSpecial Weather StatementPUBChaffee44 min
Jul 23, 6:43 PM MDTSpecial Weather StatementPUBMineral62 min
Jul 23, 6:58 PM MDTFlash Flood WarningPUBEl Paso, Teller2 hr
Jul 23, 7:03 PM MDTFlash Flood Warning Considerable damage threatPUBChaffee, Fremont, Saguache3 hr
Jul 23, 7:14 PM MDTFlash Flood Warning Considerable damage threatPUBChaffee3 hr
Jul 23, 7:15 PM MDTSpecial Weather StatementPUBFremont60 min
Jul 23, 7:26 PM MDTFlash Flood WarningPUBChaffee, Fremont3 hr
Jul 23, 7:29 PM MDTFlash Flood WarningPUBFremont117 min
Jul 23, 7:38 PM MDTFlash Flood Warning Considerable damage threatPUBChaffee, Saguache2 hr
Jul 23, 7:46 PM MDTFlash Flood Warning Considerable damage threatPUBFremont, Saguache2 hr
Jul 23, 7:49 PM MDTFlash Flood Warning Considerable damage threatPUBFremont, Saguache2 hr
Jul 24, 3:43 AM MDTFlood WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 5 more5 min
Jul 24, 3:53 AM MDTFlash Flood WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 7 more17 hr
Jul 24, 1:26 PM MDTSpecial Weather StatementPUBPueblo49 min
Jul 24, 2:51 PM MDTSpecial Weather StatementPUBFremont39 min
Jul 24, 3:28 PM MDTSpecial Weather StatementPUBPueblo47 min
Jul 24, 4:01 PM MDTFlash Flood WarningPUBPueblo3 hr
Jul 24, 4:43 PM MDTSpecial Weather StatementPUBCuster62 min
Jul 24, 4:57 PM MDTSpecial Weather StatementPUBSaguache48 min
Jul 24, 5:05 PM MDTSpecial Weather StatementPUBPueblo40 min
Jul 24, 5:17 PM MDTFlash Flood WarningPUBCuster, Saguache3 hr

Nearby

Flash Flood Warnings in Colorado, 2021Every flash flood warning in 2021

Sources

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