Alert archive / Colorado / Flash Flood Warnings in 2014

Flash Flood Warning 21, NWS Goodland, KS

July 11, 2014Kit Carson County, Yuma County, Colorado

NWS Goodland, KS issued this flash flood warning at Jul 11, 2014, 8:30 PM MDT for Kit Carson County, Yuma County, Colorado. It was in force for 3 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 11, 2014, 8:30 PM MDT (02:30 UTC)
Expired
Jul 11, 2014, 11:30 PM MDT
In force
3 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), 100 km from the middle of the area, began a volume at 02:32 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 11, 8:54 PM MDTHEAVY RAIN 2.498 Nne Seibert, COTHIS OCCURRED IN APPROXIMATELY ONE HOUR.

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 00:00Z, 2.5 hours before the alert went out and 45 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 00:00Z on 2014-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2014-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 square meters per square second.1939Sfc1 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
21 J/kg
Mixed-layer CIN
-163 J/kg
Mixed-layer LCL
1899 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

278 
WGUS53 KGLD 120230
FFWGLD
COC063-125-120530-
/O.NEW.KGLD.FF.W.0021.140712T0230Z-140712T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
830 PM MDT FRI JUL 11 2014

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

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

* UNTIL 1130 PM MDT

* AT 829 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. TWO TO FOUR INCHES OF RAIN HAS FALLEN OVER THE PAST   
  HOUR WITH AN ADDITIONAL ONE TO THREE INCHES POSSIBLE.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  ABARR...HEARTSTRONG...JOES AND KIRK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

&&

LAT...LON 3957 10303 3957 10281 3999 10281 3999 10251
      3956 10251 3935 10276 3930 10311

$$

HUSTED
2 follow-up statements
514 
WGUS73 KGLD 120308
FFSGLD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
908 PM MDT FRI JUL 11 2014

COC063-125-120530-
/O.CON.KGLD.FF.W.0021.000000T0000Z-140712T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIT CARSON CO-YUMA CO-
908 PM MDT FRI JUL 11 2014

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWESTERN YUMA AND
NORTH CENTRAL KIT CARSON COUNTIES UNTIL 1130 PM MDT...

AT 905 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. THREE 
TO FIVE INCHES OF RAIN HAS FALLEN OVER THE PAST 2 HOURS. A TRAINED 
SPOTTER 15 MILES SOUTHWEST OF LIBERTY REPORTED 2.49 INCHES OF RAIN 
FELL IN AN HOUR WITH THE HEAVIEST THUNDERSTORMS. AN ADDITIONAL ONE 
TO TWO INCHES IS POSSIBLE OVER THE NEXT HOUR.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... 
ABARR...HEARTSTRONG...JOES AND KIRK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3957 10303 3957 10281 3999 10281 3999 10251
      3956 10251 3935 10276 3930 10311

$$

HUSTED
474 
WGUS73 KGLD 120422
FFSGLD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
1022 PM MDT FRI JUL 11 2014

COC063-125-120435-
/O.CAN.KGLD.FF.W.0021.000000T0000Z-140712T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIT CARSON CO-YUMA CO-
1022 PM MDT FRI JUL 11 2014

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHWESTERN YUMA
AND NORTH CENTRAL KIT CARSON COUNTIES IS CANCELLED...

EXCESS RUNOFF FROM HEAVY RAIN LIKELY CONTINUES OVER THE WARNED AREA. 
THE FLASH FLOOD WARNING HAS BEEN REPLACED BY AN AREAL FLOOD WARNING 
AS HEAVY RAINFALL HAS EXITED THE WARNED AREA. IF FLOODING IS 
OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF FLOODING WAS OBSERVED PLEASE RELAY YOUR REPORT TO LOCAL LAW
ENFORCEMENT OR TO THE NATIONAL WEATHER SERVICE IN GOODLAND.

&&

LAT...LON 3957 10303 3957 10281 3999 10281 3999 10251
      3956 10251 3935 10276 3930 10311

$$

HUSTED

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 6:11 PM MDTSpecial Weather StatementGLDYuma34 min
Jul 11, 6:36 PM MDTSpecial Weather StatementGLDYuma24 min
Jul 11, 6:44 PM MDTSpecial Weather StatementGLDYuma16 min
Jul 11, 6:59 PM MDTSpecial Weather StatementGLDYuma16 min
Jul 11, 7:13 PM MDTSpecial Weather StatementGLDYuma17 min
Jul 11, 7:32 PM MDTSpecial Weather StatementGLDKit Carson13 min
Jul 11, 7:59 PM MDTSpecial Weather StatementGLDYuma16 min
Jul 11, 8:09 PM MDTSevere Thunderstorm WarningGLDYuma27 min
Jul 11, 8:20 PM MDTSpecial Weather StatementGLDKit Carson25 min
Jul 11, 8:26 PM MDTSpecial Weather StatementGLDYuma19 min
Jul 11, 8:43 PM MDTSpecial Weather StatementGLDYuma32 min
Jul 11, 10:19 PM MDTAreal Flood WarningGLDKit Carson, Yuma12 hr

Nearby

Flash Flood Warnings in Colorado, 2014Every flash flood warning in 2014

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.