Alert archive / Colorado / Flash Flood Warnings in 2021
Flash Flood Warning 51, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Jul 13, 2021, 3:11 PM MDT for Custer County, Fremont County, Saguache 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
- Jul 13, 2021, 3:11 PM MDT (21:11 UTC)
- Expired
- Jul 13, 2021, 6:15 PM MDT
- In force
- 3 hr
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Flood severity
- None
Counties Custer County, CO, Fremont County, CO, Saguache County, CO
The radar
The Pueblo radar (KPUX), 140 km from the middle of the area, began a volume at 21:15 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, 9.2 hours before the alert went out and 254 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
- 27 J/kg
- Mixed-layer CIN
- -350 J/kg
- Mixed-layer LCL
- 3436 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
189
WGUS55 KPUB 132111
FFWPUB
COC027-043-109-140015-
/O.NEW.KPUB.FF.W.0051.210713T2111Z-210714T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
311 PM MDT Tue Jul 13 2021
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...
Northeastern Saguache County in central Colorado...
Northwestern Custer County in southeastern Colorado...
* Until 615 PM MDT.
* At 311 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain over the Hayden Pass Burn Scar. The expected rainfall
rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1
to 2 inches are possible in the warned area. 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 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.
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.
Move away from recently burned areas. Life-threatening flooding of
creeks, roads and normally dry arroyos is likely. The heavy rains
will likely trigger rockslides, mudslides and debris flows in steep
terrain, especially in and around these areas.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3830 10585 3837 10579 3829 10565 3822 10575
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
Cohen2 follow-up statements
673
WGUS75 KPUB 132146
FFSPUB
Flash Flood Statement
National Weather Service Pueblo CO
346 PM MDT Tue Jul 13 2021
COC027-043-109-140015-
/O.CON.KPUB.FF.W.0051.000000T0000Z-210714T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Custer CO-Fremont CO-Saguache CO-
346 PM MDT Tue Jul 13 2021
...FLASH FLOOD WARNING FOR THE HAYDEN PASS BURN SCAR REMAINS IN
EFFECT UNTIL 615 PM MDT THIS EVENING FOR SOUTHWESTERN FREMONT,
NORTHEASTERN SAGUACHE AND NORTHWESTERN CUSTER COUNTIES...
At 346 PM MDT, Doppler radar indicated thunderstorms producing heavy
rain over the Hayden Pass 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 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.
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.
Move away from recently burned areas. Life-threatening flooding of
creeks, roads and normally dry arroyos is likely. The heavy rains
will likely trigger rockslides, mudslides and debris flows in steep
terrain, especially in and around these areas.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3830 10585 3837 10579 3829 10565 3822 10575
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
Cohen631 WGUS75 KPUB 140011 FFSPUB Flash Flood Statement National Weather Service Pueblo CO 611 PM MDT Tue Jul 13 2021 COC027-043-109-140021- /O.EXP.KPUB.FF.W.0051.000000T0000Z-210714T0015Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Custer CO-Fremont CO-Saguache CO- 611 PM MDT Tue Jul 13 2021 ...FLASH FLOOD WARNING FOR THE HAYDEN PASS BURN SCAR WILL EXPIRE AT 615 PM MDT THIS EVENING FOR SOUTHWESTERN FREMONT, NORTHEASTERN SAGUACHE AND NORTHWESTERN CUSTER COUNTIES... 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 3837 10579 3829 10565 3822 10575 $$ Moore
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 12:50 PM MDT | Special Weather Statement | PUB | Teller | 40 min |
| Jul 13, 1:08 PM MDT | Severe Thunderstorm Warning | PUB | Teller | 21 min |
| Jul 13, 1:24 PM MDT | Special Weather Statement | PUB | Chaffee | 36 min |
| Jul 13, 1:29 PM MDT | Special Weather Statement | PUB | Teller | 31 min |
| Jul 13, 2:50 PM MDT | Special Weather Statement | PUB | Saguache | 25 min |
| Jul 13, 3:01 PM MDT | Flash Flood Warning | PUB | Chaffee, Fremont, Saguache | 3 hr |
| Jul 13, 4:18 PM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 13, 4:22 PM MDT | Special Weather Statement | PUB | Huerfano | 38 min |
| Jul 13, 4:43 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 32 min |
| Jul 13, 4:56 PM MDT | Special Weather Statement | PUB | Huerfano | 34 min |
| Jul 13, 5:15 PM MDT | Special Weather Statement | PUB | Las Animas | 45 min |
| Jul 13, 5:27 PM MDT | Special Weather Statement | PUB | Huerfano | 48 min |
| Jul 13, 5:29 PM MDT | Special Weather Statement | PUB | Otero | 46 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.