Alert archive / Colorado / Flash Flood Warnings in 2021
Flash Flood Warning 121, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Aug 4, 2021, 1:59 PM MDT for Bent 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
- Aug 4, 2021, 1:59 PM MDT (19:59 UTC)
- Expired
- Aug 4, 2021, 5:00 PM MDT
- In force
- 3 hr
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Flood severity
- None
County Bent County, CO
The radar
The Pueblo radar (KPUX), 125 km from the middle of the area, began a volume at 20:03 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, 8.0 hours before the alert went out and 228 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
- 59 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 1175 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- -1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
085
WGUS55 KPUB 041959
FFWPUB
COC011-042300-
/O.NEW.KPUB.FF.W.0121.210804T1959Z-210804T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
159 PM MDT Wed Aug 4 2021
The National Weather Service in Pueblo has issued a
* Flash Flood Warning for...
South Central Bent County in southeastern Colorado...
* Until 500 PM MDT.
* At 159 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain in Caddoa Creek. 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...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...
John Martin Reservoir.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3765 10295 3765 10314 3770 10314 3786 10311
3805 10301 3805 10290 3800 10291 3781 10296
FLASH FLOOD...RADAR INDICATED
$$
KS2 follow-up statements
178
WGUS75 KPUB 042104
FFSPUB
Flash Flood Statement
National Weather Service Pueblo CO
304 PM MDT Wed Aug 4 2021
COC011-042300-
/O.CON.KPUB.FF.W.0121.000000T0000Z-210804T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bent CO-
304 PM MDT Wed Aug 4 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 5 PM MDT THIS
AFTERNOON FOR SOUTH CENTRAL BENT COUNTY...
At 304 PM MDT, Doppler radar indicated thunderstorms producing heavy
rain in Caddoa Creek. Between 1.5 and 2.5 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
John Martin Reservoir.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3765 10295 3765 10314 3770 10314 3786 10311
3805 10301 3805 10290 3800 10291 3781 10296
FLASH FLOOD...RADAR INDICATED
$$
KS090
WGUS75 KPUB 042257
FFSPUB
Flash Flood Statement
National Weather Service Pueblo CO
457 PM MDT Wed Aug 4 2021
COC011-042307-
/O.EXP.KPUB.FF.W.0121.000000T0000Z-210804T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bent CO-
457 PM MDT Wed Aug 4 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 5 PM MDT THIS AFTERNOON FOR
SOUTH CENTRAL BENT 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.
LAT...LON 3765 10295 3765 10314 3770 10314 3786 10311
3805 10301 3805 10290 3800 10291 3781 10296
$$
KSThe office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 6:07 PM MDT | Special Weather Statement | PUB | Otero | 38 min |
| Aug 3, 6:35 PM MDT | Special Weather Statement | PUB | Las Animas | 40 min |
| Aug 3, 7:03 PM MDT | Flash Flood Warning | PUB | Bent | 3 hr |
| Aug 3, 7:06 PM MDT | Flash Flood Warning | PUB | Las Animas, Otero, Pueblo | 3 hr |
| Aug 3, 8:12 PM MDT | Special Weather Statement | PUB | Prowers | 48 min |
| Aug 4, 1:20 PM MDT | Special Weather Statement | PUB | Bent | 40 min |
| Aug 4, 1:24 PM MDT | Special Weather Statement | PUB | Prowers | 51 min |
| Aug 4, 2:19 PM MDT | Special Weather Statement | PUB | Prowers | 41 min |
| Aug 4, 3:08 PM MDT | Special Weather Statement | PUB | Prowers | 37 min |
| Aug 4, 3:31 PM MDT | Flash Flood Warning | PUB | Prowers | 119 min |
| Aug 4, 4:08 PM MDT | Special Weather Statement | PUB | Pueblo | 52 min |
| Aug 4, 4:20 PM MDT | Special Weather Statement | PUB | Baca | 55 min |
| Aug 4, 4:53 PM MDT | Special Weather Statement | PUB | Prowers | 37 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.