Alert archive / Colorado / Flash Flood Warnings in 2021
Flash Flood Warning 27, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Jul 1, 2021, 8:52 PM MDT for Chaffee County, Fremont County, Saguache 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 1, 2021, 8:52 PM MDT (02:52 UTC)
- Expired
- Jul 1, 2021, 11:15 PM MDT
- In force
- 2 hr
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Flood severity
- None
Counties Chaffee County, CO, Fremont County, CO, Saguache County, CO
The radar
The Pueblo radar (KPUX), 158 km from the middle of the area, began a volume at 02:53 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 00:00Z, 2.9 hours before the alert went out and 230 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
- 42 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 2990 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
891
WGUS55 KPUB 020252
FFWPUB
COC015-043-109-020600-
/O.NEW.KPUB.FF.W.0027.210702T0252Z-210702T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
852 PM MDT Thu Jul 1 2021
The National Weather Service in Pueblo has issued a
* Flash Flood Warning for...
The Decker Burn Scar in...
Southeastern Chaffee County in central Colorado...
Western Fremont County in central Colorado...
Northeastern Saguache County in central Colorado...
* Until midnight MDT.
* At 852 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain over the Decker Burn Scar. Between 1 and 2 inches of
rain have fallen. Flash flooding is ongoing or expected to begin
shortly.
The heaviest rain occurring at 8:49 pm was on the north side of the
Decker burn scar.
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 Decker Burn
Scar.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of areas in and around
the Decker Burn Scar.
* Some locations that will experience flash flooding include...
Decker Burn Scar.
This includes the following high risk locations...
County Road 49 and Bear Creek.
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 Decker 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 3845 10603 3849 10602 3848 10596 3848 10593
3840 10596 3838 10596 3841 10605
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
Hodanish1 follow-up statement
806
WGUS75 KPUB 020515
FFSPUB
Flash Flood Statement
National Weather Service Pueblo CO
1115 PM MDT Thu Jul 1 2021
COC015-043-109-020525-
/O.CAN.KPUB.FF.W.0027.000000T0000Z-210702T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Chaffee CO-Fremont CO-Saguache CO-
1115 PM MDT Thu Jul 1 2021
...FLASH FLOOD WARNING FOR THE DECKER BURN SCAR IS CANCELLED FOR
SOUTHEASTERN CHAFFEE, WESTERN FREMONT AND NORTHEASTERN SAGUACHE
COUNTIES...
The rain has ended. Flooding is no longer expected to pose a threat
over the Decker Burn scar. Please continue to heed remaining road
closures.
A Flash Flood Watch remains in effect until 1200 AM MDT for portions
of central Colorado, east central Colorado and southeast Colorado.
LAT...LON 3845 10603 3849 10602 3848 10596 3848 10593
3840 10596 3838 10596 3841 10605
$$
HodanishThe office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 6:03 PM MDT | Special Weather Statement | PUB | Otero | 42 min |
| Jul 1, 6:08 PM MDT | Special Weather Statement | PUB | Custer | 37 min |
| Jul 1, 6:23 PM MDT | Special Weather Statement | PUB | Fremont | 37 min |
| Jul 1, 6:46 PM MDT | Special Weather Statement | PUB | Otero | 44 min |
| Jul 1, 6:51 PM MDT | Special Weather Statement | PUB | Fremont | 39 min |
| Jul 1, 6:56 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 34 min |
| Jul 1, 7:08 PM MDT | Flash Flood Warning | PUB | Otero | 2 hr |
| Jul 1, 7:29 PM MDT | Special Weather Statement | PUB | Fremont | 46 min |
| Jul 1, 7:32 PM MDT | Special Weather Statement | PUB | Las Animas | 43 min |
| Jul 1, 9:09 PM MDT | Flash Flood Warning | PUB | Fremont, Pueblo | 2 hr |
| Jul 1, 9:58 PM MDT | Flash Flood Warning | PUB | Crowley, El Paso, Pueblo | 3 hr |
| Jul 1, 10:27 PM MDT | Flash Flood Warning | PUB | Chaffee, El Paso, Fremont, Teller | 66 min |
| Jul 2, 12:58 PM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 2, 3:00 PM MDT | Special Weather Statement | PUB | Huerfano | 45 min |
| Jul 2, 3:31 PM MDT | Special Weather Statement | PUB | Custer | 44 min |
| Jul 2, 3:32 PM MDT | Special Weather Statement | PUB | Fremont | 43 min |
| Jul 2, 4:11 PM MDT | Special Weather Statement | PUB | Costilla | 34 min |
| Jul 2, 4:33 PM MDT | Flash Flood Warning | PUB | Costilla, Huerfano | 3 hr |
| Jul 2, 4:52 PM MDT | Flash Flood Warning | PUB | Costilla, Huerfano | 3 hr |
| Jul 2, 5:04 PM MDT | Special Weather Statement | PUB | Costilla | 41 min |
| Jul 2, 5:06 PM MDT | Severe Thunderstorm Warning | PUB | Costilla | 18 min |
| Jul 2, 5:30 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 30 min |
| Jul 2, 5:52 PM MDT | Flash Flood Warning | PUB | Huerfano | 97 min |
| Jul 2, 5:55 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 23 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.