Alert archive / Kansas / Flash Flood Warnings in 2000

Flash Flood Warning 4, NWS Topeka, KS

June 23, 2000Brown County, Kansas

NWS Topeka, KS issued this flash flood warning at Jun 23, 2000, 11:12 PM CDT for Brown 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 counties it named.

The facts

Issued
Jun 23, 2000, 11:12 PM CDT (04:12 UTC)
Expired
Jun 24, 2000, 3:00 AM CDT
In force
4 hr
Issued by
NWS Topeka, KS
Area
Whole counties

County Brown County, KS

The radar

The Topeka radar (KTWX), 109 km from the middle of the area, began a volume at 04:14 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

Topeka, KS (KTOP), launched 00:00Z, 4.2 hours before the alert went out and 92 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, Topeka, KS at 00:00Z on 2000-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3505 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2000-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
3505 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1240 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
141 m²/s²
Significant tornado parameter
0.7
Supercell composite
15.3

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KTOP 240412
FFWTOP
KSC013-240800-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
1112 PM CDT FRI JUN 23 2000

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BROWN COUNTY IN NORTHEAST KANSAS

* UNTIL 300 AM CDT

* AT 1110 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAIN OVER BROWN COUNTY...NEAR HIAWATHA.  RADAR ESTIMATES THAT 2 TO 
  3 INCHES OF RAIN HAS FALLEN ACROSS BROWN COUNTY IN THE LAST TWO 
  HOURS.  THE HEAVY RAIN IS EXPECTED TO CONTINUE FOR THE NEXT FEW
  HOURS.

* SOME LOCATIONS AFFECTED...
  HIAWATHA
  ROBINSON
  RESERVE

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING OCCURS MOVE TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST WEATHER INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 8:37 PM CDTSevere Thunderstorm WarningTOPBrown38 min
Jun 23, 9:15 PM CDTSevere Thunderstorm WarningTOPBrown45 min
Jun 23, 9:30 PM CDTSevere Thunderstorm WarningTOPDickinson30 min
Jun 23, 9:57 PM CDTSevere Thunderstorm WarningTOPBrown48 min
Jun 23, 10:05 PM CDTSevere Thunderstorm WarningTOPDickinson, Geary40 min
Jun 23, 10:16 PM CDTSevere Thunderstorm WarningTOPNemaha44 min
Jun 24, 2:18 AM CDTFlash Flood WarningTOPBrown, Nemaha5 hr

Nearby

Flash Flood Warnings in Kansas, 2000Every flash flood warning in 2000

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.