Alert archive / Colorado / Flash Flood Warnings in 2017

Flash Flood Warning 30, NWS Pueblo, CO

July 26, 2017El Paso County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 26, 2017, 3:55 PM MDT for El Paso County, Colorado. It was in force for 2 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 26, 2017, 3:55 PM MDT (21:55 UTC)
Expired
Jul 26, 2017, 6:00 PM MDT
In force
2 hr
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 67 km from the middle of the area, began a volume at 21:56 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.

What was reported inside it

TimeReportWhereRemark
Jul 26, 4:31 PM MDTHEAVY RAIN 0.983 W Falcon, CO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 9.9 hours before the alert went out and 150 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.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 12:00Z on 2017-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2017-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
996 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

765 
WGUS55 KPUB 262155
FFWPUB
COC041-270000-
/O.NEW.KPUB.FF.W.0030.170726T2155Z-170727T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
355 PM MDT WED JUL 26 2017

The National Weather Service in Pueblo has issued a

* Flash Flood Warning for...
  North central El Paso County in east central Colorado...

* Until 600 PM MDT

* At 354 PM MDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Up to two inches of rain have 
  already fallen. Flash flooding is expected to begin shortly. The 
  heaviest rain has fallen in the Peyton areas and southeast of 
  Black Forrest. 1.5 inches of rain fell in the Black Forest area in 
  25 minutes. 

* Some locations that will experience flooding include...
  Colorado Springs, Peyton, Falcon and Cimarron Hills. 

LAT...LON 3910 10437 3894 10438 3884 10482 3898 10483

$$

Hodanish
3 follow-up statements
166 
WGUS75 KPUB 262210
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
410 PM MDT WED JUL 26 2017

COC041-270000-
/O.CON.KPUB.FF.W.0030.000000T0000Z-170727T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
El Paso CO-
410 PM MDT WED JUL 26 2017

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM MDT FOR
NORTH CENTRAL EL PASO COUNTY...

At 407 PM MDT, Doppler radar indicated thunderstorms producing 
moderate to locally heavy rain in the vicinity of Peyton. Radar 
estimated 2 to 3 inches of rain has fallen just west of Peyton 
between 3 and 4 pm.   

Over the remainder of the warning area, the heavy rain has ended. 
However, there is the possibility of additional heavy rain later 
this afternoon and evening. 

Some locations that will experience flooding include mainly the 
Peyton region. 
 

LAT...LON 3910 10437 3894 10438 3884 10482 3898 10483

$$

Hodanish
678 
WGUS75 KPUB 262238
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
438 PM MDT WED JUL 26 2017

COC041-270000-
/O.CON.KPUB.FF.W.0030.000000T0000Z-170727T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
El Paso CO-
438 PM MDT WED JUL 26 2017

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM MDT FOR
NORTH CENTRAL EL PASO COUNTY...

At 435 PM MDT, Heavy rain has ended over the warned area. However 
additional rain, possibly heavy, may redevelop over the warned area 
through 5 pm. The greatest chance for additional heavy rain will 
occur over the southern sections of the warned area. 

Since earlier this afternoon, 1 to 2 inches of rain has fallen from 
just east of the Air Force Academy to just south of Black Forest. 
Another area of heavy rain, up to 3 inches, has fallen in areas in 
and around Peyton. 

LAT...LON 3910 10437 3894 10438 3884 10482 3898 10483

$$

Hodanish
071 
WGUS75 KPUB 262313
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
513 PM MDT WED JUL 26 2017

COC041-262323-
/O.CAN.KPUB.FF.W.0030.000000T0000Z-170727T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
El Paso CO-
513 PM MDT WED JUL 26 2017

...THE FLASH FLOOD WARNING FOR NORTH CENTRAL EL PASO COUNTY IS
CANCELLED...

The heavy rain has ended. Flood waters have receded. Flooding is no
longer expected to pose a threat. Please continue to heed any
remaining road closures.

LAT...LON 3910 10437 3894 10438 3884 10482 3898 10483

$$

Hodanish

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 25, 6:03 PM MDTSpecial Weather StatementPUBSaguache27 min
Jul 25, 6:24 PM MDTAreal Flood AdvisoryPUBBent, Kiowa, Prowers3 hr
Jul 25, 6:34 PM MDTSpecial Weather StatementPUBFremont26 min
Jul 25, 6:45 PM MDTAreal Flood AdvisoryPUBCuster, Fremont, Saguache3 hr
Jul 25, 7:04 PM MDTSpecial Weather StatementPUBKiowa41 min
Jul 26, 4:24 AM MDTFlash Flood WatchPUBAlamosa, Baca, Bent, Chaffee, Costilla, Crowley and 11 more23 hr
Jul 26, 3:00 PM MDTSpecial Weather StatementPUBEl Paso30 min
Jul 26, 3:08 PM MDTSevere Thunderstorm WarningPUBEl Paso52 min
Jul 26, 3:37 PM MDTAreal Flood AdvisoryPUBEl Paso3 hr
Jul 26, 3:50 PM MDTSpecial Weather StatementPUBLas Animas40 min
Jul 26, 4:10 PM MDTSpecial Weather StatementPUBSaguache35 min
Jul 26, 4:12 PM MDTSpecial Weather StatementPUBTeller48 min
Jul 26, 4:22 PM MDTSevere Thunderstorm WarningPUBHuerfano, Las Animas23 min
Jul 26, 4:33 PM MDTFlash Flood WarningPUBTeller3 hr
Jul 26, 4:36 PM MDTSpecial Weather StatementPUBLas Animas24 min
Jul 26, 4:40 PM MDTSpecial Weather StatementPUBEl Paso50 min
Jul 26, 4:43 PM MDTSpecial Weather StatementPUBHuerfano47 min
Jul 26, 4:49 PM MDTAreal Flood AdvisoryPUBHuerfano, Las Animas116 min
Jul 26, 5:01 PM MDTAreal Flood AdvisoryPUBEl Paso, Pueblo3 hr
Jul 26, 5:04 PM MDTSpecial Weather StatementPUBTeller41 min
Jul 26, 5:19 PM MDTSpecial Weather StatementPUBLas Animas41 min
Jul 26, 5:31 PM MDTSpecial Weather StatementPUBCuster29 min
Jul 26, 5:39 PM MDTFlash Flood WarningPUBCuster, Pueblo3 hr
Jul 26, 5:50 PM MDTAreal Flood AdvisoryPUBLas Animas115 min

Nearby

Flash Flood Warnings in Colorado, 2017Every flash flood warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.