Alert archive / Kansas / Flash Flood Warnings in 1994

Flash Flood Warning 7, NWS Topeka, KS

August 7, 1994Ottawa County, Kansas

NWS Topeka, KS issued this flash flood warning at Aug 7, 1994, 3:07 AM CDT for Ottawa County, Kansas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Aug 7, 1994, 3:07 AM CDT (08:07 UTC)
Expired
Aug 7, 1994, 5:15 AM CDT
In force
2 hr
Issued by
NWS Topeka, KS
Area
Whole counties

County Ottawa County, KS

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 8.1 hours before the alert went out and 174 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 1994-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 322 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, Topeka, KS at 00:00Z on 1994-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
322 J/kg
Mixed-layer CIN
-216 J/kg
Mixed-layer LCL
1554 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
336 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Aug 7, 2:35 AM CDT, 32 minutes before
KSZ006>009-018>021-034-035-070800-

SPECIAL WEATHER STATEMENT COR 1ST LINE 2ND PAR
NATIONAL WEATHER SERVICE CONCORDIA KS
235 AM CDT SUN AUG 7 1994

THE ONSLAUGHT OF RAIN CONTINUES OVER NORTHEAST OTTAWA COUNTY.

RADAR CONTINUES TO INDICATE A STRONG THUNDERSTORM JUST NORTHEAST
OF MINNEAPOLIS AND SOUTHWEST OF LAMAR.  THIS STORM IS NEARLY
STATIONARY.  THE INTENSITY OF THE STORM IS FLUXUATING...PRODUCING
SMALL HAIL AND FREQUENT LIGHTNING AT TIMES.

DOPPLER RADAR DATA OUT OF TOPEKA KANSAS ESTIMATED RAINFALL AMOUTS OF 6 TO 7
INCHES JUST NORTHEAST OF MINNEAPOLIS AND SOUTHWEST OF LAMAR.  SIGNIFICANT
LOW LAND FLOODING IS LIKELY.  THE STORMS SHOULD PERSIST THROUGH 315 AM.

DO NOT CROSS WATER COVERED ROADS.  SWIFT SHALLOW CURRENTS CAN LITERALLY
MOVE A CAR.  YOU MAY NOT KNOW HOW DEEP THE WATER IS.

FLASH FLOOD WARNING CONTINUES UNTIL 315 AM CDT FOR EASTERN OTTAWA COUNTY.

NOLES
Special weather statement, Aug 7, 2:36 AM CDT, 31 minutes before
KSZ006>009-018>021-034-035-070800-

SPECIAL WEATHER STATEMENT COR 1ST LINE 2ND PAR
NATIONAL WEATHER SERVICE CONCORDIA KS
235 AM CDT SUN AUG 7 1994

THE ONSLAUGHT OF RAIN CONTINUES OVER NORTHEAST OTTAWA COUNTY.

RADAR CONTINUES TO INDICATE A STRONG THUNDERSTORM JUST NORTHEAST
OF MINNEAPOLIS AND SOUTHWEST OF LAMAR.  THIS STORM IS NEARLY
STATIONARY.  THE INTENSITY OF THE STORM IS FLUXUATING...PRODUCING
SMALL HAIL AND FREQUENT LIGHTNING AT TIMES.

DOPPLER RADAR DATA OUT OF TOPEKA KANSAS ESTIMATED RAINFALL AMOUTS OF 6 TO 7
INCHES JUST NORTHEAST OF MINNEAPOLIS AND SOUTHWEST OF LAMAR.  SIGNIFICANT
LOW LAND FLOODING IS LIKELY.  THE STORMS SHOULD PERSIST THROUGH 315 AM.

DO NOT CROSS WATER COVERED ROADS.  SWIFT SHALLOW CURRENTS CAN LITERALLY
MOVE A CAR.  YOU MAY NOT KNOW HOW DEEP THE WATER IS.

FLASH FLOOD WARNING CONTINUES UNTIL 315 AM CDT FOR EASTERN OTTAWA COUNTY.

NOLES
Special weather statement, Aug 7, 2:57 AM CDT, 10 minutes before
KSZALL-060900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
257 AM CDT SUN AUG 7 1994

SEVERE THUNDERSTORM WATCH NUMBER 700 HAS BEEN CANCELLED FOR PART
OF KANSAS.  THE WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING
COUNTIES...

...NORTH CENTRAL...
OTTAWA

...CENTRAL...
DICKINSON       ELLSWORTH       LINCOLN         MARION
MCPHERSON       RICE            SALINE

...EAST CENTRAL...
ANDERSON        CHASE           COFFEY          FRANKLIN
LINN            LYON            MORRIS          OSAGE

...SOUTH CENTRAL...
HARPER          HARVEY          KINGMAN         RENO
SEDGWICK        SUMNER

...SOUTHEAST...
BUTLER          COWLEY          GREENWOOD

THE FOLLOWING CITIES ARE NO LONGER INCLUDED IN THE SEVERE
THUNDERSTORM WATCH...

ABILINE         ARKANSAS CITY   EL DORADO       EMPORIA
HUTCHINSON      MCPHERSON       NEWTON          OTTAWA
SALINA          WICHITA

KISNER
Special weather statement, Aug 7, 2:58 AM CDT, 9 minutes before
KSZALL-060900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
257 AM CDT SUN AUG 7 1994

SEVERE THUNDERSTORM WATCH NUMBER 700 HAS BEEN CANCELLED FOR PART
OF KANSAS.  THE WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING
COUNTIES...

...NORTH CENTRAL...
OTTAWA

...CENTRAL...
DICKINSON       ELLSWORTH       LINCOLN         MARION
MCPHERSON       RICE            SALINE

...EAST CENTRAL...
ANDERSON        CHASE           COFFEY          FRANKLIN
LINN            LYON            MORRIS          OSAGE

...SOUTH CENTRAL...
HARPER          HARVEY          KINGMAN         RENO
SEDGWICK        SUMNER

...SOUTHEAST...
BUTLER          COWLEY          GREENWOOD

THE FOLLOWING CITIES ARE NO LONGER INCLUDED IN THE SEVERE
THUNDERSTORM WATCH...

ABILINE         ARKANSAS CITY   EL DORADO       EMPORIA
HUTCHINSON      MCPHERSON       NEWTON          OTTAWA
SALINA          WICHITA

KISNER
Local storm report, Aug 7, 3:05 AM CDT, 2 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CONCORDIA KS
305 AM CDT SUN AUG 7 1994

SEVERE WEATHER REPORTS FOR EARLY MORNING SUNDAY AUG 7 1994

TIME        EVENT                                          COUNTY
------------------------------------------------------------------------
1255 AM     3/4 INCH HAIL 2 MILES NORTH OF WELLS           OTTAWA
 100 AM     3/4 INCH HAIL IN WELLS                         OTTAWA
 100 AM     3/4 INCH HAIL 4 MILES EAST OF MINNEAPOLIS      OTTAWA

END..
Local storm report, Aug 7, 3:06 AM CDT, 1 minute before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CONCORDIA KS
305 AM CDT SUN AUG 7 1994

SEVERE WEATHER REPORTS FOR EARLY MORNING SUNDAY AUG 7 1994

TIME        EVENT                                          COUNTY
------------------------------------------------------------------------
1255 AM     3/4 INCH HAIL 2 MILES NORTH OF WELLS           OTTAWA
 100 AM     3/4 INCH HAIL IN WELLS                         OTTAWA
 100 AM     3/4 INCH HAIL 4 MILES EAST OF MINNEAPOLIS      OTTAWA

END..

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 12:14 AM CDTSevere Thunderstorm WarningTOPCoffey46 min
Aug 7, 12:19 AM CDTSevere Thunderstorm WarningTOPOttawa26 min
Aug 7, 12:45 AM CDTSevere Thunderstorm WarningTOPOttawa45 min
Aug 7, 1:07 AM CDTFlash Flood WarningTOPOttawa2 hr
Aug 7, 3:07 AM CDTFlash Flood WarningTOPOttawa68 min

Nearby

Flash Flood Warnings in Kansas, 1994Every flash flood warning in 1994

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.