Alert archive / Kansas / Flash Flood Warnings in 1999

Flash Flood Warning 9, NWS Goodland, KS

July 15, 1999Rawlins County, Kansas

NWS Goodland, KS issued this flash flood warning at Jul 15, 1999, 6:10 PM CDT for Rawlins County, Kansas. It was in force for 5 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
Jul 15, 1999, 6:10 PM CDT (23:10 UTC)
Expired
Jul 15, 1999, 11:10 PM CDT
In force
5 hr
Issued by
NWS Goodland, KS
Area
Whole counties

County Rawlins County, KS

The radar

The Goodland radar (KGLD), 71 km from the middle of the area, began a volume at 23:13 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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.2 hours before the alert went out and 155 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, N. Platte/Lee Bi, NE at 12:00Z on 1999-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 495 joules per kilogram.LCLLFCEL10008507005003002001001 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, N. Platte/Lee Bi, NE at 12:00Z on 1999-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 302 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
495 J/kg
Mixed-layer CIN
-381 J/kg
Mixed-layer LCL
1241 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
302 m²/s²
0-3 km storm-relative helicity
264 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 152309
FFWGLD
KSC153-160410-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
510 PM MDT (610 PM CDT) THU JUL 15 1999

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

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

* UNTIL 1110 PM CDT (1010 PM MDT)

* AT 500 PM MDT (600 PM CDT)...GOODLAND DOPPLER RADAR AND SPOTTER
  REPORTS INDICATED NUMEROUS THUNDERSTORMS WITH VERY HEAVY RAIN OVER
  RAWLINS COUNTY...MOVING SLOWLY NORTHEAST AT 15 TO 20 MPH.

* THUNDERSTORMS CONTINUE TO DEVELOP OVER SOUTHWEST RAWLINS COUNTY
  MOVING NORTHEAST AT 20 MPH. DOPPLER RADAR INDICATES AT LEAST TWO
  INCHES OF RAIN HAS FALLEN OVER BEAVER CREEK FROM 4 MILES SOUTHWEST
  OF ATWOOD TO 14 MILES SOUTHWEST OF ATWOOD. A WEATHER SPOTTER A
  MILE WEST OF HERNDON REPORTED WATER BEGINNING TO RUN OVER THE
  ROADS DUE TO RAINFALL IN EXCESS OF 2 INCHES IN LESS THAN AN HOUR.

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

THEDE

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 Jul 15, 3:43 PM CDT, 2 hours 27 minutes earlier.

Area forecast discussion, Jul 15, 3:43 PM CDT, 2 hours 27 minutes before
AREA FORECAST DISCUSSION...CORRECTED TYPOS
NATIONAL WEATHER SERVICE GOODLAND KS
242 PM MDT (342 PM CDT) THU JUL 15 1999

...FORECAST PROBLEMS WL BE POSNS OF BOUNDERIES WHICH WL AFFECT CHC
OF PCPN AND TEMPS...

BIT BEHIND THE EIGHT BALL DUE TO SLOW ARRIVAL OF MODEL AND HAVG TO
USE OTHER MEANS IN FCST PROCESS. ALSO MODELS OFFER A VARIETY OF
SOLNS. BASED ON RUN TO RUN CONSISTENCY...PATTERN SEEN SO FAR THIS
SUMMER WITH FROPAS...AND BETTER INITIAL ANALYSIS ON SFC AND MID/UPR
LVL FEATURES WL PREFER THE ETA OVERALL. NGM/AVN LOOK TO NOT TAKE
FRONT FAR ENUF SOUTH SO THEY KEEP MSRBL PCPN FURTHER NORTH THAN THE
ETA.

7-5H S/W TO THE WEST OF CWA AS SEEN PER PROFILER WINDS AND SATL.
PREFRONTAL TROF/FIRST IN SERIES OF FRONTS HAS DVLPD TSRA OVR NW HALF
CWA. ALL THESE FEATURES WORK THEIR WAY ACROSS CWA DURG THE NIGHT.
LOCATIONS NW OF BNDRY HAVE LEAST CHC WITH SRN AND ERN CWA THE
GREATEST CHC. SOME DVLPMENT SEEN OVR SRN WY WITH CAA/JET DYNAMICS.
LOCATIONS BEHIND FIRST BNDRY COULD GET AFFECTED BY THAT.

STRONGER FRONT EXTENDING FROM SW SD INTO CNTRL WY. NOT SURE HOW FAR
SOUTH THIS BNDRY IS GOING TO GET. PRETTY COLD AIR BEHIND STRONGER
FRONT BUT BNDRY IS LAYED OUT IN A WEST TO EAST CONFIGURATION. ALSO
MAIN UPR LOW WL BE MOVING ALG US/CAN BORDER. ALSO HEIGHTS TMRW RISE
BEHIND S/WS THAT ARE GOING TO PASS THRU THE AREA TONIGHT. HWVR...
FRONTS HAVE HAD A TENDENCY TO GO FURTHER SOUTH THAN PROGGED IN THIS
CURRENT SYNOPTIC PATTERN.

WL GO WITH ETA...AND HAVE FRONT GO THE WHOLE WAY THROUGH CWA.
THEREFORE WITH DRIER MORE STABLE AIR MOVING IN LATER
TONIGHT/EARLY TMRW...GREATEST THREAT OF PCPN WL PUSHED FURTHER SOUTH
AND EAST WITH TIME. BASED ON ALL FACTORS WL ALSO GO BLO NGM MOS TEMP
GUIDANCE FOR BOTH MINS/MAXES THROUGH THE PERIOD. ALSO GOING BLO
NGM/AVN POPS TMRW NIGHT AS WELL.

.GLD...NONE.

BULLER

In the hours before

Local storm report, Jul 15, 5:14 PM CDT, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
414 PM MDT THU JUL 15 1999

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

0405 PM    15 SW ATWOOD              KS    1 INCH HAIL
07/15/99   RAWLINS
Local storm report, Jul 15, 5:14 PM CDT, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
414 PM MDT THU JUL 15 1999

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

0405 PM    15 SW ATWOOD              KS    1 INCH HAIL
07/15/99   RAWLINS
Local storm report, Jul 15, 5:26 PM CDT, 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
426 PM MDT THU JUL 15 1999

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

0426 PM    15 SW ATWOOD              KS    1 INCH HAIL
07/15/99   RAWLINS
Local storm report, Jul 15, 5:26 PM CDT, 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
426 PM MDT THU JUL 15 1999

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

0426 PM    15 SW ATWOOD              KS    1 INCH HAIL
07/15/99   RAWLINS
Local storm report, Jul 15, 6:02 PM CDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
502 PM MDT THU JUL 15 1999

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

0447 PjM    10 S MC DONALD            KS    .75 INCH HAIL
07/15/99   RAWLINS
Local storm report, Jul 15, 6:02 PM CDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
502 PM MDT THU JUL 15 1999

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

0447 PjM    10 S MC DONALD            KS    .75 INCH HAIL
07/15/99   RAWLINS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 15, 4:07 PM CDTSevere Thunderstorm WarningGLDRawlins63 min
Jul 15, 5:10 PM CDTSevere Thunderstorm WarningGLDRawlins35 min
Jul 15, 5:43 PM CDTSevere Thunderstorm WarningGLDRawlins47 min
Jul 15, 6:17 PM CDTSevere Thunderstorm WarningGLDThomas48 min

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.