Alert archive / Kansas / Flash Flood Warnings in 1999

Flash Flood Warning 4, NWS Goodland, KS

June 11, 1999Thomas County, Kansas

NWS Goodland, KS issued this flash flood warning at Jun 11, 1999, 3:25 AM CDT for Thomas County, Kansas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 11, 1999, 3:25 AM CDT (08:25 UTC)
Expired
Jun 11, 1999, 6:15 AM CDT
In force
3 hr
Issued by
NWS Goodland, KS
Area
Whole counties

County Thomas County, KS

The radar

The Goodland radar (KGLD), 56 km from the middle of the area, began a volume at 08:24 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, 8.4 hours before the alert went out and 195 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 1999-06-11Temperature 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 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 1999-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 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
1655 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
205 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.

000 
TTAA00 KGLD 110825
FFWGLD
KSC193-111115-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
225 AM MDT (325 AM CDT) FRI JUN 11 1999

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THOMAS COUNTY IN NORTHWESTERN KANSAS

* UNTIL 615 AM CDT (515 AM MDT)

* AT 322 AM CDT...GOODLAND DOPPLER RADAR INDICATED NUMEROUS
  THUNDERSTORM WITH VERY HEAVY RAIN OVER THOMAS COUNTY MOVING
  EAST 25 MPH.

* DOPPLER WEATHER RADAR ESTIMATED OVER TWO AND ONE HALF INCHES /2.50/
  OF RAIN HAD FALLEN ACROSS NORTHERN AND CENTRAL THOMAS COUNTY.

LAW ENFORCEMENT IN THOMAS COUNTY REPORTED LOCALIZED FLOODING IN THE
TOWN OF COLBY.

MODERATE TO OCCASIONALLY HEvAVY RAIN WILL CONTINUE FOR THE REMAINDER
OF THE NIGHT WITH ADDITIONAL RAINFALL RATES OF UP TO HALF AN INCH AN
HOUR LIKELY WITH THESE STORMS.

DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD!

VPAPOL

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Goodland, KS wrote its last area forecast discussion before this flash flood warning went out at Jun 10, 9:38 PM CDT, 5 hours 47 minutes earlier.

Area forecast discussion, Jun 10, 9:38 PM CDT, 5 hours 47 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GOODLAND KS
836 PM MDT (936 PM CDT) THU JUN 10 1999

UPDATED ZONES TO REFLECT NEW SEVERE THUNDERSTORM WATCH IN EFFECT FOR
ALL COUNTIES IN CWA UNTIL 1 AM MDT (2 AM CDT). ALSO CONTINUED
MENTION OF FLASH FLOOD WATCH IN EFFECT FOR ENTIRE CWA THROUGH
TONIGHT.

LATEST 02Z SURFACE ANALYSIS SHOWS STALLED FRONT LYING NORTHEAST TO
SOUTHWEST THROUGH GOODLAND. BEST DYNAMICS PLUS GOOD 25H JET COMING
TOGETHER OVER CWA THIS EVENING RESULTING IN GOOD THUNDERSTORM
DEVELOPMENT. THUNDERSTORMS SHOULD CONTINUE TO DEVELOP AND MIGRATE
EAST AS AN MCS INTO THE EARLY MORNING HOURS OF TOMORROW.

DID NOT SEE ANY REASON TO CHANGE ANYTHING ELSE TO ZONES AT THIS
TIME.

.GLD...SEV THUNDERSTORM WATCH COZ090>092
KSZ001-002-003-004-013-014-015-016-027-028-029 NEZ079-080-081

LAMMERS

In the hours before

Local storm report, Jun 11, 12:30 AM CDT, 2 hours 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
1130 PM MDT THU JUN 10 1999

TIME(MDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1105 PM    GOODLAND                  KS    1.25 INCH HAIL
06/10/99   SHERMAN

1110 PM    GOODLAND                  KS    1 INCH HAIL
06/10/99   SHERMAN

1114 PM    GOODLAND                  KS    .75 INCH HAIL
06/10/99   SHERMAN

SULLIVAN
Local storm report, Jun 11, 12:57 AM CDT, 2 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
1157 PM MDT THU JUN 10 1999

TIME(MDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1134 PM    12 SW STRATTON            CO    1 INCH HAIL
06/10/99   KIT CARSON

1134 PM    12 SW STRATTON            CO    75-100 MPH TSTM GUST
06/10/99   KIT CARSON

SULLIVAN
Local storm report, Jun 11, 12:57 AM CDT, 2 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
1157 PM MDT THU JUN 10 1999

TIME(MDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1134 PM    12 SW STRATTON            CO    1 INCH HAIL
06/10/99   KIT CARSON

1134 PM    12 SW STRATTON            CO    75-100 MPH TSTM GUST
06/10/99   KIT CARSON

SULLIVAN
Special weather statement, Jun 11, 2:03 AM CDT, 1 hour 22 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
103 AM MDT FRI JUN 11 1999

KSZ014>016-027>029-041-042-111200-
GOVE-GRAHAM-GREELEY-LOGAN-SHERIDAN-THOMAS-WALLACE-WICHITA-
103 AM MDT (203 AM CDT) FRI JUN 11 1999

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF
NORTHWEST AND NORTH-CENTRAL KANSAS UNTIL 6 AM CDT (5 AM MDT)

...A FLASH FLOOD WATCH CONTINUES THROUGH THE NIGHT...

AN UPPER LEVEL DISTURBANCE MOVING ACROSS VERY MOIST AND UNSTABLE AIR
WILL CAUSE NUMEROUS THUNDERSTORMS...SOME OF WHICH MAY BECOME SEVERE.
THE HIGH AMOUNT OF MOISTURE AT ALL LEVELS OF THE ATMOSPHERE WILL
CAUSE LOCALLY HEAVY RAINFALL AMOUNTS. THE NATIONAL WEATHER SERVICE
HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR THE FOLLOWING COUNTIES...

IN KANSAS...LOGAN...SOUTHERN THOMAS...GREELEY...GRAHAM...
SOUTHERN SHERIDAN AND GOVE COUNTIES.

THE PRIMARY THREAT FROM THESE STORMS WILL BE LARGE HAIL...STRONG
WINDS...HEAVY RAINFALL...AND POSSIBLY EVEN TORNADOES.

A SEVERE THUNDERSTORM WATCH MEANS THAT THE POTENTIAL EXISTS FOR THE
DEVELOPMENT OF SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR
TELEVISION STATIONS...OR YOUR CABLE TELEVISION SERVICE PROVIDER FOR
LATER STATEMENTS CONCERNING THIS DANGEROUS SEVERE WEATHER THREAT.

SULLIVAN
Local storm report, Jun 11, 2:52 AM CDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
152 AM MDT FRI JUN 11 1999

TIME(MDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1225 AM    14 N ARAPAHOE             CO    .5 INCH HAIL
06/11/99   CHEYENNE                        COVERING GROUND

1232 AM    12 N SEIBERT              CO    FLOOD
06/11/99   KIT CARSON                      1/4 MILE STRETCH OF
                                           HIGHWAY 59 COVERED BY
                                           WATER

1233 AM    GOODLAND                  KS    FLOOD
06/11/99   SHERMAN                         NUMEROUS ROADS CLOSED
                                           DUE TO FLOODING

0115 AM    5 N COLBY                 KS    .75 INCH HAIL
06/11/99   THOMAS

0115 AM    COLBY                     KS    FLOOD
06/11/99   THOMAS                          LOCALIZED FLOODING

SULLIVAN
Local storm report, Jun 11, 2:52 AM CDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
152 AM MDT FRI JUN 11 1999

TIME(MDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1225 AM    14 N ARAPAHOE             CO    .5 INCH HAIL
06/11/99   CHEYENNE                        COVERING GROUND

1232 AM    12 N SEIBERT              CO    FLOOD
06/11/99   KIT CARSON                      1/4 MILE STRETCH OF
                                           HIGHWAY 59 COVERED BY
                                           WATER

1233 AM    GOODLAND                  KS    FLOOD
06/11/99   SHERMAN                         NUMEROUS ROADS CLOSED
                                           DUE TO FLOODING

0115 AM    5 N COLBY                 KS    .75 INCH HAIL
06/11/99   THOMAS

0115 AM    COLBY                     KS    FLOOD
06/11/99   THOMAS                          LOCALIZED FLOODING

SULLIVAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 10:28 PM CDTSevere Thunderstorm WarningGLDSherman62 min
Jun 10, 11:26 PM CDTSevere Thunderstorm WarningGLDSherman59 min
Jun 11, 12:24 AM CDTSevere Thunderstorm WarningGLDSherman, Thomas61 min
Jun 11, 2:13 AM CDTSevere Thunderstorm WarningGLDLogan, Thomas62 min
Jun 11, 2:38 AM CDTFlash Flood WarningGLDSherman87 min
Jun 11, 3:13 AM CDTSevere Thunderstorm WarningGLDSheridan62 min
Jun 11, 3:16 AM CDTSevere Thunderstorm WarningGLDGove59 min
Jun 11, 4:11 AM CDTSevere Thunderstorm WarningGLDDecatur, Norton59 min
Jun 11, 8:35 AM CDTFlash Flood WarningGLDDecatur12 hr

Nearby

Flash Flood Warnings in Kansas, 1999Every flash flood warning in 1999

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.