Alert archive / Colorado / Flash Flood Warnings in 2021
Flash Flood Warning 34, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Jul 2, 2021, 5:52 PM MDT for Huerfano County, Colorado. It was in force for 97 min. 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 2, 2021, 5:52 PM MDT (23:52 UTC)
- Expired
- Jul 2, 2021, 7:29 PM MDT
- In force
- 97 min
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Flood severity
- None
County Huerfano County, CO
The radar
The Pueblo radar (KPUX), 110 km from the middle of the area, began a volume at 23:52 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, 11.9 hours before the alert went out and 287 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1152 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -20 m²/s²
- 0-3 km storm-relative helicity
- -3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
015
WGUS55 KPUB 022352
FFWPUB
COC055-030145-
/O.NEW.KPUB.FF.W.0034.210702T2352Z-210703T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
552 PM MDT Fri Jul 2 2021
The National Weather Service in Pueblo has issued a
* Flash Flood Warning for...
Central Huerfano County in southeastern Colorado...
* Until 745 PM MDT.
* At 552 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 and 1 inch of rain
has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour.
Additional rainfall amounts up to 1 inch are possible in the
warned area. 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...
Walsenburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3759 10495 3768 10473 3770 10466 3767 10462
3761 10464 3758 10474 3756 10479 3753 10487
3753 10492 3755 10495
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
KT2 follow-up statements
565
WGUS75 KPUB 030017
FFSPUB
Flash Flood Statement
National Weather Service Pueblo CO
617 PM MDT Fri Jul 2 2021
COC055-030145-
/O.CON.KPUB.FF.W.0034.000000T0000Z-210703T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Huerfano CO-
617 PM MDT Fri Jul 2 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 745 PM MDT THIS
EVENING FOR CENTRAL HUERFANO COUNTY...
At 617 PM MDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1 and 1.5 inches of rain have
fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash
flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Walsenburg.
High Flows are likely in Lake Meriam Ditch, Bear Creek and Cucharas
River.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3759 10495 3762 10488 3763 10483 3765 10479
3767 10472 3769 10467 3767 10462 3761 10464
3758 10474 3756 10479 3753 10487 3753 10492
3755 10495
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
KT191
WGUS75 KPUB 030129
FFSPUB
Flash Flood Statement
National Weather Service Pueblo CO
729 PM MDT Fri Jul 2 2021
COC055-030139-
/O.CAN.KPUB.FF.W.0034.000000T0000Z-210703T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Huerfano CO-
729 PM MDT Fri Jul 2 2021
...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL HUERFANO 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 3759 10495 3762 10488 3763 10483 3765 10479
3767 10472 3769 10467 3767 10462 3761 10464
3758 10474 3756 10479 3753 10487 3753 10492
3755 10495
$$
KTThe 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, 8:52 PM MDT | Flash Flood Warning | PUB | Chaffee, Fremont, Saguache | 2 hr |
| 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, 5:55 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.