Alert archive / Colorado / Flash Flood Warnings in 2021
Flash Flood Warning 37, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Jul 4, 2021, 4:57 PM MDT for Custer County, Pueblo 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
- Jul 4, 2021, 4:57 PM MDT (22:57 UTC)
- Expired
- Jul 4, 2021, 7:02 PM MDT
- In force
- 2 hr
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Flood severity
- None
Counties Custer County, CO, Pueblo County, CO
The radar
The Pueblo radar (KPUX), 90 km from the middle of the area, began a volume at 22:58 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
Denver, CO (KDNR), launched 12:00Z, 11.0 hours before the alert went out and 253 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.
- Mixed-layer CAPE
- 204 J/kg
- Mixed-layer CIN
- -314 J/kg
- Mixed-layer LCL
- 2162 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
658
WGUS55 KPUB 042257
FFWPUB
COC027-101-050200-
/O.NEW.KPUB.FF.W.0037.210704T2257Z-210705T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
457 PM MDT Sun Jul 4 2021
The National Weather Service in Pueblo has issued a
* Flash Flood Warning for...
The Junkins Burn Scar in...
East Central Custer County in southeastern Colorado...
West Central Pueblo County in southeastern Colorado...
* Until 800 PM MDT.
* At 457 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain over western portions of the Junkins Burn Scar. Flash
flooding is ongoing or expected to begin shortly.
Excessive rainfall over the warning area will cause mud slides near
steep terrain. The mud slide can consist of rock, mud, vegetation
and other loose materials.
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding in and around the Junkins
Burn Scar.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of areas in and around
the Junkins Burn Scar.
* Some locations that will experience flash flooding include...
Junkins Burn Scar.
This includes the following high risk locations...
County Road 165 near Junkins Burn Scar, Forest Road 387 Bridge at
South Hardscrabble Creek, Northcreek Road county line to Red
Mountain Camp and Northcreek Road from Red Mountain Camp to Beulah.
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 Junkins 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 3816 10526 3819 10505 3820 10502 3811 10499
3810 10505 3807 10525
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
KAM2 follow-up statements
509
WGUS75 KPUB 042342
FFSPUB
Flash Flood Statement
National Weather Service Pueblo CO
542 PM MDT Sun Jul 4 2021
COC027-101-050200-
/O.CON.KPUB.FF.W.0037.000000T0000Z-210705T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Custer CO-Pueblo CO-
542 PM MDT Sun Jul 4 2021
...FLASH FLOOD WARNING FOR THE JUNKINS BURN SCAR REMAINS IN EFFECT
UNTIL 8 PM MDT THIS EVENING FOR EAST CENTRAL CUSTER AND WEST CENTRAL
PUEBLO COUNTIES...
At 542 PM MDT, Doppler radar indicated the thunderstorms that
produced heavy rain over the Junkins Burn Scar has moved south of
the area. Radar estimates that between 1 and 2 inches of rain fell
over the western portion of the Junkins burn scar. Flash flooding is
ongoing or expected to begin shortly.
Excessive rainfall over the warning area will cause mud slides near
steep terrain. The mud slide can consist of rock, mud, vegetation
and other loose materials.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding in and around the Junkins Burn Scar.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of areas in and around
the Junkins Burn Scar.
Some locations that will experience flash flooding include...
Junkins Burn Scar.
This includes the following high risk locations...
County Road 165 near Junkins Burn Scar, Forest Road 387 Bridge at
South Hardscrabble Creek, Northcreek Road county line to Red
Mountain Camp and Northcreek Road from Red Mountain Camp to Beulah.
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 Junkins 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 3816 10526 3819 10505 3820 10502 3811 10499
3810 10505 3807 10525
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
KAM310
WGUS75 KPUB 050102
FFSPUB
Flash Flood Statement
National Weather Service Pueblo CO
702 PM MDT Sun Jul 4 2021
COC027-101-050112-
/O.CAN.KPUB.FF.W.0037.000000T0000Z-210705T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Custer CO-Pueblo CO-
702 PM MDT Sun Jul 4 2021
...FLASH FLOOD WARNING FOR THE JUNKINS BURN SCAR IS CANCELLED FOR
EAST CENTRAL CUSTER AND WEST CENTRAL PUEBLO COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3816 10526 3819 10505 3820 10502 3811 10499
3810 10505 3807 10525
$$
KAMThe office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 6:13 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 32 min |
| Jul 3, 6:15 PM MDT | Special Weather Statement | PUB | Huerfano | 45 min |
| Jul 3, 6:20 PM MDT | Special Weather Statement | PUB | Bent | 25 min |
| Jul 3, 6:29 PM MDT | Flash Flood Warning | PUB | El Paso | 94 min |
| Jul 3, 6:59 PM MDT | Special Weather Statement | PUB | 31 min | |
| Jul 3, 7:29 PM MDT | Special Weather Statement | PUB | 31 min | |
| Jul 3, 7:53 PM MDT | Special Weather Statement | PUB | Kiowa | 37 min |
| Jul 3, 8:30 PM MDT | Special Weather Statement | PUB | Kiowa | 45 min |
| Jul 3, 9:07 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa | 38 min |
| Jul 3, 9:42 PM MDT | Special Weather Statement | PUB | Bent, Prowers | 33 min |
| Jul 3, 10:46 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Prowers | 29 min |
| Jul 3, 11:13 PM MDT | Special Weather Statement | PUB | Baca | 47 min |
| Jul 3, 11:56 PM MDT | Special Weather Statement | PUB | Baca | 34 min |
| Jul 4, 12:34 AM MDT | Special Weather Statement | PUB | Baca | 41 min |
| Jul 4, 1:36 PM MDT | Special Weather Statement | PUB | Teller | 24 min |
| Jul 4, 1:50 PM MDT | Special Weather Statement | PUB | Fremont | 40 min |
| Jul 4, 2:01 PM MDT | Special Weather Statement | PUB | El Paso | 29 min |
| Jul 4, 2:12 PM MDT | Special Weather Statement | PUB | El Paso | 33 min |
| Jul 4, 2:17 PM MDT | Special Weather Statement | PUB | Douglas | 43 min |
| Jul 4, 2:26 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 34 min |
| Jul 4, 2:48 PM MDT | Special Weather Statement | PUB | El Paso | 42 min |
| Jul 4, 2:53 PM MDT | Special Weather Statement | PUB | El Paso | 52 min |
| Jul 4, 3:37 PM MDT | Special Weather Statement | PUB | Custer | 38 min |
| Jul 4, 3:45 PM MDT | Special Weather Statement | PUB | Fremont | 45 min |
| Jul 4, 3:48 PM MDT | Special Weather Statement | PUB | El Paso | 42 min |
| Jul 4, 3:57 PM MDT | Special Weather Statement | PUB | Huerfano | 33 min |
| Jul 4, 4:06 PM MDT | Special Weather Statement | PUB | Custer | 24 min |
| Jul 4, 4:17 PM MDT | Special Weather Statement | PUB | Elbert | 28 min |
| Jul 4, 4:33 PM MDT | Special Weather Statement | PUB | Huerfano | 27 min |
| Jul 4, 4:36 PM MDT | Special Weather Statement | PUB | Crowley | 24 min |
| Jul 4, 4:38 PM MDT | Special Weather Statement | PUB | Huerfano | 37 min |
| Jul 4, 4:49 PM MDT | Special Weather Statement | PUB | Chaffee | 26 min |
| Jul 4, 4:59 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 46 min |
| Jul 4, 5:11 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero | 36 min |
| Jul 4, 5:17 PM MDT | Special Weather Statement | PUB | 28 min | |
| Jul 4, 5:20 PM MDT | Special Weather Statement | PUB | Huerfano | 25 min |
| Jul 4, 5:26 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero | 22 min |
| Jul 4, 5:27 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Kiowa | 33 min |
| Jul 4, 5:29 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 31 min |
| Jul 4, 5:31 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 29 min |
| Jul 4, 5:47 PM MDT | Special Weather Statement | PUB | Teller | 43 min |
| Jul 4, 5:57 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 48 min |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.