Alert archive / Colorado / Flash Flood Warnings in 2022

Flash Flood Warning 71, NWS Pueblo, CO

August 7, 2022Fremont County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 7, 2022, 5:21 PM MDT for Fremont County, Colorado. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 7, 2022, 5:21 PM MDT (23:21 UTC)
Expired
Aug 7, 2022, 7:44 PM MDT
In force
2 hr
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County Fremont County, CO

The radar

The Pueblo radar (KPUX), 118 km from the middle of the area, began a volume at 23:22 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, 11.4 hours before the alert went out and 268 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 2022-08-07Temperature 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 2022-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
2728 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

966 
WGUS55 KPUB 072321
FFWPUB
COC043-080230-
/O.NEW.KPUB.FF.W.0071.220807T2321Z-220808T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
521 PM MDT Sun Aug 7 2022

The National Weather Service in Pueblo has issued a

* Flash Flood Warning for...
  Central Fremont County in central Colorado...

* Until 830 PM MDT.

* At 521 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. The expected rainfall rate is 1 
  to 2 inches in 1 hour. 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...
  Texas Creek.

This includes the following streams and drainages...
  Copper Gulch, Oak Creek, Arkansas River, Sandy Creek, Chandler 
  Creek, Squaw Creek, Monument Creek, Middle Tallahassee Creek, 
  Quagmire Creek, Grape Creek, Fear Creek, Texas Creek, Carrol 
  Creek, Tallahassee Creek and South Newlin Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 
killers in heavy rains. Campers and hikers should avoid streams or 
creeks.

&&

LAT...LON 3850 10572 3856 10572 3860 10559 3836 10525
      3826 10525 3826 10550

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

$$

Cohen
2 follow-up statements
607 
WGUS75 KPUB 080108
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
708 PM MDT Sun Aug 7 2022

COC043-080230-
/O.CON.KPUB.FF.W.0071.000000T0000Z-220808T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fremont CO-
708 PM MDT Sun Aug 7 2022

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 830 PM MDT THIS 
EVENING FOR CENTRAL FREMONT COUNTY...

At 708 PM MDT, Doppler radar indicated thunderstorms producing heavy 
rain have moved east of the warned area. Doppler radar estimates 
between 1 and 2 inches of rain over the past hour, with flash 
flooding 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...
  Texas Creek.

This includes the following streams and drainages...
  Squaw Creek, Fear Creek, Monument Creek, South Newlin Creek, 
  Copper Gulch, Middle Tallahassee Creek, Quagmire Creek, Carrol 
  Creek, Arkansas River, Chandler Creek, Grape Creek, Texas Creek, 
  Tallahassee Creek, Oak Creek and Sandy Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 
killers in heavy rains. Campers and hikers should avoid streams or 
creeks.

&&

LAT...LON 3850 10572 3856 10572 3860 10559 3836 10525
      3826 10525 3826 10550

FLASH FLOOD...RADAR INDICATED

$$

MW
071 
WGUS75 KPUB 080144
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
744 PM MDT Sun Aug 7 2022

COC043-080154-
/O.CAN.KPUB.FF.W.0071.000000T0000Z-220808T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fremont CO-
744 PM MDT Sun Aug 7 2022

...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL FREMONT COUNTY...

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

A Flash Flood Warning remains in effect for northern Fremont County.

A Flood Watch remains in effect until 1200 AM MDT for portions of 
central Colorado and southeast Colorado.

LAT...LON 3850 10572 3856 10572 3860 10559 3836 10525
      3826 10525 3826 10550

$$

Cohen

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 6:05 PM MDTFlash Flood Warning Considerable damage threatPUBBent, Crowley, Otero3 hr
Aug 6, 6:27 PM MDTSevere Thunderstorm Warning Considerable damage threatPUBBent, Kiowa78 min
Aug 6, 6:41 PM MDTFlash Flood WarningPUBEl Paso2 hr
Aug 6, 7:15 PM MDTSpecial Weather StatementPUBKiowa45 min
Aug 6, 7:40 PM MDTSpecial Weather StatementPUBKiowa35 min
Aug 7, 12:54 PM MDTSpecial Weather StatementPUBLas Animas51 min
Aug 7, 1:34 PM MDTSpecial Weather StatementPUBCrowley26 min
Aug 7, 1:36 PM MDTSpecial Weather StatementPUBBaca54 min
Aug 7, 2:02 PM MDTTornado WarningPUBCrowley38 min
Aug 7, 2:32 PM MDTFlash Flood Warning Considerable damage threatPUBCostilla, Huerfano3 hr
Aug 7, 2:37 PM MDTSpecial Weather StatementPUBLas Animas38 min
Aug 7, 2:39 PM MDTSevere Thunderstorm Warning Considerable damage threatPUBCrowley, Kiowa, Otero51 min
Aug 7, 3:12 PM MDTFlash Flood WarningPUBChaffee3 hr
Aug 7, 3:17 PM MDTSevere Thunderstorm WarningPUBBent, Crowley, Kiowa, Otero73 min
Aug 7, 3:32 PM MDTSpecial Weather StatementPUBProwers58 min
Aug 7, 3:44 PM MDTSevere Thunderstorm WarningPUBBent61 min
Aug 7, 3:48 PM MDTSpecial Weather StatementPUBLas Animas57 min
Aug 7, 4:24 PM MDTTornado WarningPUBBent, Prowers30 min
Aug 7, 4:33 PM MDTTornado WarningPUBBent, Prowers42 min
Aug 7, 4:48 PM MDTSevere Thunderstorm WarningPUBBent, Kiowa, Prowers45 min
Aug 7, 4:51 PM MDTSpecial Weather StatementPUBBent, Las Animas54 min
Aug 7, 4:56 PM MDTFlash Flood WarningPUBHuerfano, Las Animas3 hr
Aug 7, 5:16 PM MDTSpecial Weather StatementPUBBent59 min
Aug 7, 5:26 PM MDTSpecial Weather StatementPUBSaguache34 min
Aug 7, 5:45 PM MDTFlash Flood WarningPUBBent, Prowers3 hr

Nearby

Flash Flood Warnings in Colorado, 2022Every flash flood warning in 2022

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.