Alert archive / Colorado / Flash Flood Warnings in 2011
Flash Flood Warning 24, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at Jul 28, 2011, 9:25 PM MDT for Cheyenne County, Kit Carson County, Colorado; Sherman County, Wallace County, Kansas. It was in force for 4 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
- Jul 28, 2011, 9:25 PM MDT (03:25 UTC)
- Expired
- Jul 29, 2011, 1:30 AM MDT
- In force
- 4 hr
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cheyenne County, CO, Kit Carson County, CO, Sherman County, KS, Wallace County, KS
The radar
The Goodland radar (KGLD), 46 km from the middle of the area, began a volume at 03:29 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 00:00Z, 3.4 hours before the alert went out and 138 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
- 2987 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- 185 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
796
WGUS53 KGLD 290325
FFWGLD
COC017-063-KSC181-199-290730-
/O.NEW.KGLD.FF.W.0024.110729T0325Z-110729T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
925 PM MDT THU JUL 28 2011
THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN CHEYENNE COUNTY IN EAST CENTRAL COLORADO...
NORTHERN WALLACE COUNTY IN WEST CENTRAL KANSAS...
SOUTHEASTERN KIT CARSON COUNTY IN EAST CENTRAL COLORADO...
SOUTHERN SHERMAN COUNTY IN NORTHWEST KANSAS...
* UNTIL 130 AM MDT
* AT 923 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. RADAR ESTIMATES OF 1 TO 2 INCHES OF RAIN HAVE
ALREADY FALLEN...WITH RATES OF 2 TO 3 INCHES PER HOUR MEASURED AT
A MESONET STATION NEAR BREWSTER KANSAS.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
ARAPAHOE...CHEYENNE WELLS...EDSON...FIRSTVIEW...GOODLAND AND
WESKAN.
LAT...LON 3904 10262 3916 10230 3953 10139 3914 10139
3914 10148 3906 10148 3864 10220 3861 10277
$$
JLUNDQUI2 follow-up statements
376
WGUS73 KGLD 290531
FFSGLD
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
1131 PM MDT THU JUL 28 2011
COC017-063-KSC181-199-290730-
/O.CON.KGLD.FF.W.0024.000000T0000Z-110729T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CHEYENNE CO-KIT CARSON CO-SHERMAN KS-WALLACE KS-
1131 PM MDT THU JUL 28 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN WALLACE...
SOUTHERN SHERMAN...SOUTHEASTERN KIT CARSON AND EASTERN CHEYENNE
COUNTIES UNTIL 130 AM MDT...
AT 1125 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR
ESTIMATES OF UP TO 3 INCHES HAVE ALREADY FALLEN ACROSS PORTIONS OF
THE WARNED AREA...WITH ESTIMATED RAINFALL RATES OF UP TO AN INCH PER
HOUR STILL OCCURRING.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE...ARAPAHOE...CHEYENNE WELLS...EDSON...FIRSTVIEW...GOODLAND
AND WESKAN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN GOODLAND.
&&
LAT...LON 3904 10262 3916 10230 3953 10139 3914 10139
3914 10148 3906 10148 3864 10220 3861 10277
$$
JLUNDQUI367
WGUS73 KGLD 290727 RRA
FFSGLD
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
127 AM MDT FRI JUL 29 2011
COC017-063-KSC181-199-290743-
/O.EXP.KGLD.FF.W.0024.000000T0000Z-110729T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CHEYENNE CO-KIT CARSON CO-SHERMAN KS-WALLACE KS-
127 AM MDT FRI JUL 29 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHERN WALLACE...
SOUTHERN SHERMAN...SOUTHEASTERN KIT CARSON AND EASTERN CHEYENNE
COUNTIES WILL BE ALLOWED TO EXPIRE AT 130 AM MDT/230 AM CDT/...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3904 10262 3916 10230 3953 10139 3914 10139
3914 10148 3906 10148 3864 10220 3861 10277
$$
THEDEThe office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 6:10 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 21 min |
| Jul 28, 6:18 PM MDT | Flash Flood Warning | GLD | Cheyenne | 3 hr |
| Jul 28, 6:22 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 68 min |
| Jul 28, 6:41 PM MDT | Special Weather Statement | GLD | Yuma | 34 min |
| Jul 28, 7:19 PM MDT | Special Weather Statement | GLD | Yuma | 26 min |
| Jul 28, 7:42 PM MDT | Flash Flood Warning | GLD | Yuma | 2 hr |
| Jul 28, 9:30 PM MDT | Areal Flood Warning | GLD | Cheyenne | 5 hr |
| Jul 28, 6:05 PM MDT | Special Weather Statement | GLD | Cheyenne | 25 min |
| Jul 28, 6:59 PM MDT | Special Weather Statement | GLD | Greeley, Wichita | 16 min |
| Jul 28, 7:05 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Rawlins | 55 min |
| Jul 28, 7:18 PM MDT | Special Weather Statement | GLD | Greeley, Wichita | 12 min |
| Jul 28, 7:39 PM MDT | Flash Flood Warning | GLD | Greeley, Wichita | 3 hr |
| Jul 28, 8:31 PM MDT | Special Weather Statement | GLD | Wallace | 44 min |
| Jul 28, 9:31 PM MDT | Special Weather Statement | GLD | Thomas | 14 min |
| Jul 28, 9:35 PM MDT | Special Weather Statement | GLD | Sherman | 25 min |
| Jul 28, 9:42 PM MDT | Severe Thunderstorm Warning | GLD | Logan, Wallace | 48 min |
| Jul 28, 9:43 PM MDT | Flash Flood Warning | GLD | Graham, Norton, Sheridan, Thomas | 4 hr |
| Jul 28, 9:48 PM MDT | Special Weather Statement | GLD | Thomas | 27 min |
Nearby
Flash Flood Warnings in Colorado, 2011Flash Flood Warnings in Kansas, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.