Alert archive / Colorado / Flash Flood Warnings in 2011

Flash Flood Warning 3, NWS Goodland, KS

May 24, 2011Kit Carson County, Yuma County, Colorado

NWS Goodland, KS issued this flash flood warning at May 24, 2011, 2:42 PM MDT for Kit Carson County, Yuma County, Colorado. It was in force for 6 hr. 4 reports 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
May 24, 2011, 2:42 PM MDT (20:42 UTC)
Expired
May 24, 2011, 8:30 PM MDT
In force
6 hr
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Flood severity
None

Counties Kit Carson County, CO, Yuma County, CO

The radar

The Goodland radar (KGLD), 84 km from the middle of the area, began a volume at 20:43 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
May 24, 5:45 PM MDTFLASH FLOOD4 Nne Wray, COTIME ESTIMATED. 0.95 INCHES. REPUBLICAN RIVER OUT OF ITS BANKS AND WATER RUNNING OVER.
May 24, 5:45 PM MDTFLASH FLOOD4 Nne Wray, COTIME ESTIMATED. 0.95 INCHES. STREAM OUT OF ITS BANKS AND WATER RUNNING OVER.
May 24, 6:36 PM MDTFLASH FLOODWray, COREPUBLICAN RIVER OUT OF ITS BANKS
May 24, 8:32 PM MDTFLOOD5 W Bonny Reservoir, COYUMA COUNTY ROAD SUPERVISOR REPORTS WATER OVER ROAD AT COUNTY ROAD 3 1/2 MILE WEST OF HIGHWAY 385.

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

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 8.7 hours before the alert went out and 67 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 2011-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 291 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 2011-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.19395878Sfc1 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
291 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
996 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

751 
WGUS53 KGLD 242042
FFWGLD
COC063-125-250230-
/O.NEW.KGLD.FF.W.0003.110524T2042Z-110525T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
242 PM MDT TUE MAY 24 2011

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN KIT CARSON COUNTY IN EAST CENTRAL COLORADO...
  YUMA COUNTY IN NORTHEAST COLORADO...

* UNTIL 830 PM MDT

* AT 241 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. STREET FLOODING HAS BEEN REPORTED IN YUMA AND         
  RAINFALL ESTIMATES OF 1 TO 3 INCHES OVER THE PAST HOUR ACROSS THE  
  AREA.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  ABARR...BEECHER ISLAND...BETHUNE...BONNY RESERVOIR...BURLINGTON...
  CLARKVILLE...ECKLEY...HALE...HEARTSTRONG...IDALIA...JOES...KIRK...
  VERNON...WAUNETA...WRAY AND YUMA.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

&&

LAT...LON 4044 10217 3905 10205 3905 10239 3960 10278
      4000 10280 4044 10278

$$

JRM
5 follow-up statements
224 
WGUS73 KGLD 242129
FFSGLD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
329 PM MDT TUE MAY 24 2011

COC063-125-250230-
/O.CON.KGLD.FF.W.0003.000000T0000Z-110525T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIT CARSON CO-YUMA CO-
329 PM MDT TUE MAY 24 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR YUMA AND EASTERN KIT
CARSON COUNTIES UNTIL 830 PM MDT...

AT 328 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR 
ESTIMATES SOME AREAS HAVE RECEIVED AS MUCH AS 4 INCHES OF RAIN OVER 
THE PAST TWO HOURS...WITH THUNDERSTORMS CONTINUING TO MOVE OVER THE 
SAME AREA.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
ABARR...BEECHER ISLAND...BETHUNE...BONNY RESERVOIR...BURLINGTON...
CLARKVILLE...ECKLEY...HALE...HEARTSTRONG...IDALIA...JOES...KIRK...
VERNON...WAUNETA...WRAY AND YUMA.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE.

&&

LAT...LON 4044 10217 3905 10205 3905 10239 3960 10278
      4000 10280 4044 10278

$$

JRM
417 
WGUS73 KGLD 242348
FFSGLD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
548 PM MDT TUE MAY 24 2011

COC063-125-250230-
/O.CON.KGLD.FF.W.0003.000000T0000Z-110525T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIT CARSON CO-YUMA CO-
548 PM MDT TUE MAY 24 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR YUMA AND EASTERN KIT
CARSON COUNTIES UNTIL 830 PM MDT...

AT 548 PM MDT...WEATHER SPOTTERS REPORTED THAT FLASH FLOODING WAS 
OCCURRING 4 MILES NORTHEAST OF WRAY. THE REPUBLICAN RIVER WAS 
REPORTED TO BE OUT OF ITS BANKS IN THIS AREA. VERY HEAVY RAIN AND 
FLASH FLOODING IS LIKELY ACROSS THE REST OF THE AREA AS WELL.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...ABARR...
BEECHER ISLAND...BETHUNE...BONNY RESERVOIR...BURLINGTON...
CLARKVILLE...ECKLEY...HALE...HEARTSTRONG...IDALIA...JOES...KIRK...
VERNON...WAUNETA...WRAY AND YUMA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE.

&&

LAT...LON 4044 10217 3905 10205 3905 10239 3960 10278
      4000 10280 4044 10278

$$

JRM
605 
WGUS73 KGLD 250043
FFSGLD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
643 PM MDT TUE MAY 24 2011

COC063-125-250230-
/O.CON.KGLD.FF.W.0003.000000T0000Z-110525T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIT CARSON CO-YUMA CO-
643 PM MDT TUE MAY 24 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR YUMA AND EASTERN KIT
CARSON COUNTIES UNTIL 830 PM MDT...

AT 640 PM MDT...EMERGENCY MANAGEMENT REPORTED THAT FLASH FLOODING WAS
OCCURRING ACROSS PORTIONS OF YUMA COUNTY. THE REPUBLICAN RIVER WAS 
RUNNING OUT OF ITS BANKS NEAR THE SHOPPING CENTER IN WRAY. WATER WAS 
ALSO REPORTED RUNNING OVER COUNTY ROAD DOUBLE A BETWEEN COUNTY ROAD 
5 AND 6. RADAR ESTIMATES AROUND 3 INCHES OF RAIN HAS FALLEN ACROSS 
THE REST OF THE AREA...WITH ADDITIONAL RAINFALL OCCURRING RUN OFF WILL 
CONTINUE TO POSE A FLASH FLOOD THREAT.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...ABARR...
BEECHER ISLAND...BETHUNE...BONNY RESERVOIR...BURLINGTON...
CLARKVILLE...ECKLEY...HALE...HEARTSTRONG...IDALIA...JOES...KIRK...
VERNON...WAUNETA...WRAY AND YUMA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE.

&&

LAT...LON 4044 10217 3905 10205 3905 10239 3960 10278
      4000 10280 4044 10278

$$

JRM
886 
WGUS73 KGLD 250045 CCA
FFSGLD

FLASH FLOOD STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE GOODLAND KS
643 PM MDT TUE MAY 24 2011

COC063-125-250230-
/O.COR.KGLD.FF.W.0003.000000T0000Z-110525T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIT CARSON CO-YUMA CO-
643 PM MDT TUE MAY 24 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR YUMA AND EASTERN KIT
CARSON COUNTIES UNTIL 830 PM MDT...

AT 640 PM MDT...EMERGENCY MANAGEMENT REPORTED THAT FLASH FLOODING WAS
OCCURRING ACROSS PORTIONS OF YUMA COUNTY. THE REPUBLICAN RIVER WAS 
RUNNING OUT OF ITS BANKS NEAR THE SHOPPING CENTER IN WRAY. WATER WAS 
ALSO REPORTED RUNNING OVER COUNTY ROAD AA BETWEEN COUNTY ROAD 5 AND 6. 
RADAR ESTIMATES AROUND 3 INCHES OF RAIN HAS FALLEN ACROSS THE REST 
OF THE AREA...WITH ADDITIONAL RAINFALL OCCURRING RUN OFF WILL 
CONTINUE TO POSE A FLASH FLOOD THREAT.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...ABARR...
BEECHER ISLAND...BETHUNE...BONNY RESERVOIR...BURLINGTON...
CLARKVILLE...ECKLEY...HALE...HEARTSTRONG...IDALIA...JOES...KIRK...
VERNON...WAUNETA...WRAY AND YUMA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE.

&&

LAT...LON 4044 10217 3905 10205 3905 10239 3960 10278
      4000 10280 4044 10278

$$

JRM
297 
WGUS73 KGLD 250131
FFSGLD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
731 PM MDT TUE MAY 24 2011

COC063-250144-
/O.CAN.KGLD.FF.W.0003.000000T0000Z-110525T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIT CARSON CO-
731 PM MDT TUE MAY 24 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EASTERN KIT CARSON
COUNTY IS CANCELLED...

THE FLASH FLOOD WARNING FOR KIT CARSON COUNTY HAS BEEN REPLACED BY 
AN AREAL FLOOD WARNING THROUGH 6 AM MDT.

LAT...LON 4042 10278 4042 10217 3958 10210 3958 10266
      3958 10277 3960 10278 4000 10280

$$

COC125-250230-
/O.CON.KGLD.FF.W.0003.000000T0000Z-110525T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
YUMA CO-
731 PM MDT TUE MAY 24 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR YUMA COUNTY UNTIL 830 PM
MDT...

AT 640 PM MDT...EMERGENCY MANAGEMENT REPORTED THAT FLASH FLOODING WAS
OCCURRING ACROSS PORTIONS OF YUMA COUNTY. THE REPUBLICAN RIVER WAS 
RUNNING OUT OF ITS BANKS NEAR THE SHOPPING CENTER IN WRAY. WATER WAS 
ALSO REPORTED RUNNING OVER COUNTY ROAD AA BETWEEN COUNTY ROAD 5 AND 6. 
RADAR ESTIMATES AROUND 3 INCHES OF RAIN HAS FALLEN ACROSS THE REST 
OF THE AREA...WITH ADDITIONAL RAINFALL EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE.

&&

LAT...LON 4042 10278 4042 10217 3958 10210 3958 10266
      3958 10277 3960 10278 4000 10280

$$

JRM

The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 6:23 PM MDTSevere Thunderstorm WarningGLDYuma67 min
May 23, 6:32 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma58 min
May 23, 7:43 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma62 min
May 23, 8:18 PM MDTFlash Flood WarningGLDKit Carson, Yuma4 hr
May 24, 12:38 AM MDTSpecial Weather StatementGLDKit Carson37 min
May 24, 1:00 AM MDTSevere Thunderstorm WarningGLDKit Carson31 min
May 24, 11:22 AM MDTFlash Flood WatchGLDKit Carson, Yuma22 hr
May 24, 11:28 AM MDTSpecial Weather StatementGLDCheyenne32 min
May 24, 11:45 AM MDTSevere Thunderstorm WarningGLDCheyenne45 min
May 24, 12:28 PM MDTSpecial Weather StatementGLDCheyenne32 min
May 24, 12:47 PM MDTSevere Thunderstorm WarningGLDCheyenne43 min
May 24, 1:03 PM MDTSevere Thunderstorm WarningGLDKit Carson23 min
May 24, 1:24 PM MDTSevere Thunderstorm WarningGLDCheyenne21 min
May 24, 1:25 PM MDTSevere Thunderstorm WarningGLDCheyenne16 min
May 24, 1:28 PM MDTSpecial Weather StatementGLDKit Carson32 min
May 24, 1:36 PM MDTFlash Flood WarningGLDCheyenne, Kit Carson, Yuma6 hr
May 24, 1:49 PM MDTSpecial Weather StatementGLDYuma41 min
May 24, 2:06 PM MDTSevere Thunderstorm WarningGLDKit Carson24 min
May 24, 2:12 PM MDTSevere Thunderstorm WarningGLDKit Carson33 min
May 24, 2:22 PM MDTTornado WarningGLDKit Carson23 min
May 24, 2:25 PM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson65 min
May 24, 2:47 PM MDTTornado WarningGLDKit Carson28 min
May 24, 3:03 PM MDTSevere Thunderstorm WarningGLDKit Carson57 min
May 24, 3:06 PM MDTSevere Thunderstorm WarningGLDYuma39 min
May 24, 3:49 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma41 min
May 24, 4:31 PM MDTFlash Flood WarningGLDKit Carson, Yuma3 hr

Nearby

Flash Flood Warnings in Colorado, 2011Every flash flood warning in 2011

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.