Alert archive / Colorado / Flash Flood Warnings in 2021

Flash Flood Warning 13, NWS Pueblo, CO

May 24, 2021Prowers County, Colorado

NWS Pueblo, CO issued this flash flood warning at May 24, 2021, 3:22 PM MDT for Prowers County, Colorado. It was in force for 3 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: May 24, 2021, 3:22 PM MDT (21:22 UTC)
Expired: May 24, 2021, 6:30 PM MDT
In force: 3 hr
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Flood severity: None

County Prowers County, CO

The radar

The Goodland radar (KGLD), 157 km from the middle of the area, began a volume at 21:21 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

Dodge City, (KDDC), launched 12:00Z, 9.4 hours before the alert went out and 193 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 26 J/kg
Mixed-layer CIN: -227 J/kg
Mixed-layer LCL: 650 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 185 m²/s²
0-3 km storm-relative helicity: 138 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

893 
WGUS55 KPUB 242122
FFWPUB
COC099-250030-
/O.NEW.KPUB.FF.W.0013.210524T2122Z-210525T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
322 PM MDT Mon May 24 2021

The National Weather Service in Pueblo has issued a

* Flash Flood Warning for...
  East Central Prowers County in southeastern Colorado...

* Until 630 PM MDT.

* At 322 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have fallen. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Doppler radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that will experience flash flooding include...
  Holly.

Additional rainfall amounts of 1 to 2 inches are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Excessive runoff from heavy rainfall will cause flooding of small 
creeks and streams, country roads, farmland, and other low lying 
spots.

&&

LAT...LON 3795 10204 3790 10209 3786 10218 3790 10223
      3800 10219 3808 10209 3811 10204 3808 10204
      3804 10204 3803 10204 3800 10204 3797 10204

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

$$

KT

2 follow-up statements

432 
WGUS75 KPUB 242329
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
529 PM MDT Mon May 24 2021

COC099-250030-
/O.CON.KPUB.FF.W.0013.000000T0000Z-210525T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Prowers CO-
529 PM MDT Mon May 24 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM MDT THIS 
EVENING FOR EAST CENTRAL PROWERS COUNTY...

At 529 PM MDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 2 and 3 inches of rain have 
fallen. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Doppler radar.

IMPACT...Flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other
         drainage and low lying areas.

Some locations that will experience flash flooding include...
  Holly.

Additional rainfall amounts of up to an inch are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Excessive runoff from heavy rainfall will cause flooding of small 
creeks and streams, country roads, farmland, and other low lying 
spots.

&&

LAT...LON 3795 10204 3790 10209 3786 10218 3790 10223
      3800 10219 3808 10209 3811 10204 3808 10204
      3804 10204 3803 10204 3800 10204 3797 10204

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

$$

EP

507 
WGUS75 KPUB 250027
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
627 PM MDT Mon May 24 2021

COC099-250037-
/O.EXP.KPUB.FF.W.0013.000000T0000Z-210525T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Prowers CO-
627 PM MDT Mon May 24 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 630 PM MDT THIS EVENING FOR 
EAST CENTRAL PROWERS COUNTY...

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

LAT...LON 3795 10204 3790 10209 3786 10218 3790 10223
      3800 10219 3808 10209 3811 10204 3808 10204
      3804 10204 3803 10204 3800 10204 3797 10204

$$

EP

The office that day

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

Issued	Product	Office	Counties	Lasted
May 23, 6:01 PM MDT	Special Weather Statement	PUB	Kiowa	44 min
May 23, 6:49 PM MDT	Severe Thunderstorm Warning	PUB	Kiowa	26 min
May 23, 7:09 PM MDT	Severe Thunderstorm Warning	PUB	Bent, Kiowa	36 min
May 23, 7:46 PM MDT	Severe Thunderstorm Warning	PUB	Bent, Kiowa, Prowers	29 min
May 23, 8:18 PM MDT	Special Weather Statement	PUB	Kiowa	57 min
May 23, 9:26 PM MDT	Special Weather Statement	PUB	Kiowa	49 min
May 23, 9:27 PM MDT	Special Weather Statement	PUB		48 min
May 23, 10:21 PM MDT	Special Weather Statement	PUB	Kiowa	39 min
May 23, 10:23 PM MDT	Special Weather Statement	PUB	Baca	52 min
May 24, 8:44 AM MDT	River Flood Watch	PUB	Bent	10 hr
May 24, 1:22 PM MDT	Special Weather Statement	PUB	Prowers	38 min
May 24, 1:32 PM MDT	Severe Thunderstorm Warning	PUB	Prowers	43 min
May 24, 2:16 PM MDT	Severe Thunderstorm Warning	PUB	Prowers	44 min
May 24, 2:57 PM MDT	Severe Thunderstorm Warning	PUB	Prowers	63 min
May 24, 3:19 PM MDT	Severe Thunderstorm Warning	PUB	Kiowa, Prowers	41 min
May 24, 4:00 PM MDT	Severe Thunderstorm Warning	PUB	Prowers	45 min
May 24, 4:29 PM MDT	Special Weather Statement	PUB	Prowers	31 min
May 24, 5:01 PM MDT	Special Weather Statement	PUB	Prowers	44 min

Nearby

Flash Flood Warnings in Colorado, 2021 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.