Alert archive / Kansas / Tornado Warnings in 1991

Tornado Warning 2, NWS Kansas City, MO

April 26, 1991Doniphan County, Kansas

NWS Kansas City, MO issued this tornado warning at Apr 26, 1991, 9:49 PM CDT for Doniphan County, Kansas. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Apr 26, 1991, 9:49 PM CDT (02:49 UTC)
Expired
Apr 26, 1991, 10:30 PM CDT
In force
41 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Doniphan County, KS

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 2.8 hours before the alert went out and 97 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 1991-04-27Temperature 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 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 1991-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 409 square meters per square second.1939587897117Sfc1 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
NaN m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
409 m²/s²
0-3 km storm-relative helicity
485 m²/s²
Significant tornado parameter
0.0
Supercell composite
17.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 270249
TORMCI
KSC043-270330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE KANSAS CITY INT'L AIRPORT MO
949 PM CDT FRI APR 26 1991

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 1030 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY

   IN THE NORTHEAST PART OF KANSAS
      DONIPHAN

AT 945 PM A TORNADO WAS REPORTED ON THE GROUND IN NORTHEAST
ATCHISON COUNTY KANSAS.  THE TORNADO WAS MOVING NORTH...
NORTHEAST AT 35 MPH AND SHOULD BE IN THE VICINITY OF TROY
KANSAS BETWEEN 1000 AND 1015 PM.

THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVANILABLE.  OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES...
TAKE COVER IN A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.

What forecasters said that day

The local office's own words before this tornado 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, Apr 26, 4:58 PM CDT, 4 hours 51 minutes before
MOZ001-002-004-008-009-013-KSZ015-016-262230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
455 PM CDT FRI APR 26 1991

...A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN MISSOURI AND
EASTERN KANSAS UNTIL 10 PM THIS FRIDAY EVENING...

AT 455 PM...SCATTERED THUNDERSTORMS WERE LOCATED IN EASTERN KANSAS...
WEST OF A LINE FROM 20 MILES WEST OF TOPEKA...TO 20 MILES NORTH OF
WICHITA.  THESE STORMS ARE MOVING TO THE NORTHEAST AT 40 MILES AN
HOUR.  THESE THUNDERSTORMS WILL AFFECT THE NORTHWEST CORNER OF
MISSOURI...TO THE NORTH AND WEST OF ST JOSEPH...BY AROUND 6 PM.

ALTHOUGH NO STORMS ARE CURRENTLY THREATENING THE KANSAS CITY AREA...
DEVELOPMENT OF SEVERE THUNDERSTORMS OR TORNADOES IS POSSIBLE LATER
THIS EVENING.

THE TORNADO WATCH IS IN EFFECT UNTIL 10 PM THIS EVENING.  STAY
TUNED TO NOAA WEATHER RADIO...OR COMMERCIAL RADIO OR TELEVISION FOR
LATER STATEMENTS OR WARNING...AND BE PREPARED TO TAKE SHELTER IF
THEATENING WEATHER APPROACHES.
Special weather statement, Apr 26, 5:45 PM CDT, 4 hours 4 minutes before
MOZ001-002-004-008-009-013-KSZ015-016-262310-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
540 PM CDT FRI APR 26 1991

...A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN MISSOURI AND
EASTERN KANSAS UNTIL 10 PM THIS FRIDAY EVENING...

AT 530 PM... SCATTERED THUNDERSTORMS... SOME WITH VERY HEAVY RAIN...
WERE OVER PARTS OF EASTERN KANSAS. THIS ACTIVITY WAS LOCATED FROM NEAR
WICHITA NORTHEAST TO 40 MILES NORTH OF TOPEKA.

THE STRONGEST OF THE STORMS WAS LOCATED ABOUT 20 MILES NORTHWEST OF
TOPEKA NEAR ST MARYS. TORNADOES WERE OBSERVED WITH THIS STORM SHORTLY
AFTER 500 PM. THIS STORM WAS MOVING NORTHEAST AT 40 MILES AN HOUR...
AND WILL MOVE INTO FAR NORTHWEST MISSOURI NORTH OF ST JOSEPH SHORTLY
BEFORE 700 PM.

OTHER STRONG STORMS WERE LOCATED ABOUT 50 MILES SOUTHWEST OF TOPEKA
AND WERE ALSO MOVING NORTHEAST AT 40 MILES AN HOUR.

ALTHOUGH NO STORMS ARE CURRENTLY THREATENING THE KANSAS CITY AREA...
DEVELOPMENT OF SEVERE THUNDERSTORMS OR TORNADOES IS POSSIBLE LATER
THIS EVENING.

STAY TUNED TO NOAA WEATHER RADIO... COMMERCIAL RADIO OR TELEVISION
FOR LATER STATEMENTS ON THESE STORMS... AND BE PREPARED TO MOVE
QUICKLY TO SAFE SHELTER IF THREATENING WEATHER APPROACHES.

LONGNECKER
Special weather statement, Apr 26, 7:40 PM CDT, 2 hours 9 minutes before
MOZ001-002-004-008-009-013-KSZ015-016-270110-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
740 PM CDT FRI APR 26 1991

... A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN MISSOURI AND
EASTERN KANSAS UNTIL 200 AM SATURDAY MORNING ...

AT 730 PM... SCATTERED THUNDERSTORMS... SOME WITH VERY HEAVY RAIN...
WERE OVER PARTS OF EASTERN KANSAS AND FAR NORTHWEST MISSOURI. THIS
ACTIVITY WAS LOCATED FROM 40 MILES SOUTHEAST OF WICHITA NORTHEAST
THROUGH THE TOPEKA AREA INTO FAR NORTHWEST MISSOURI NORTHWEST OF ST
JOSEPH.

THE STRONGEST OF THE STORMS WERE LOCATED FROM 15 MILES NORTHWEST OF
TOPEKA NORTHEAST TO 30 MILES NORTHWEST OF ST JOSEPH NEAR MOUND CITY
MISSOURI.

MOVEMENT OF ALL SHOWERS AND THUNDERSTORMS WAS NORTHEAST AT 35 MILES
AN HOUR.

ALTHOUGH NO STORMS ARE CURRENTLY THREATENING THE KANSAS CITY AREA...
DEVELOPMENT OF SEVERE THUNDERSTORMS OR TORNADOES IS POSSIBLE LATER
THIS EEVENING.

STAY TUNED TO NOAA WEATHER RADIO... COMMERCIAL RADIO OR TELEVISION
FOR LATER STATEMENTS ON THESE STORMS... AND BE PREPARED TO MOVE
QUICKLY TO SAFE SHELTER IF THREATENING WEATHER APPROACHES.

LONGNECKER
Special weather statement, Apr 26, 8:45 PM CDT, 1 hour 4 minutes before
MOZ001-002-004-008-009-013-KSZ015-016-270245-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
845 PM CDT FRI APR 26 1991

... A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN MISSOURI AND
EASTERN KANSAS UNTIL 200 AM SATURDAY MORNING ...

AT 830 PM... SCATTERED THUNDERSTORMS... SOME WITH VERY HEAVY RAIN...
WERE OVER PARTS OF EASTERN KANSAS AND FAR NORTHWEST MISSOURI. THIS
ACTIVITY WAS LOCATED FROM THE WICHITA AND CHANUTE AREAS NORTHEAST
THROUGH THE TOPEKA AREA INTO FAR NORTHWEST MISSOURI WEST AND NORTH
OF ST JOSEPH.

THE STRONGEST OF THE STORMS WERE LOCATED FROM NEAR TOPEKA NORTHEAST
TO 40 MILES NORTH OF ST JOSEPH NEAR MARYVILLE MISSOURI.

THE SHOWERS AND STORMS WERE MOVING NORTHEAST AT 40 MILES AN HOUR...
AND WILL CONTINUE TO AFFECT EXTREME NORTHEAST KANSAS AND NORTHWEST
MISSOURI DURING MUCH OF THE REMAINDER OF THE EVENING. GUSTY WINDS...
FREQUENT LIGHTNING STRIKES AND SMALL HAIL CAN BE EXPECTED WITH THESE
THUNDERSTORMS.

STAY TUNED TO NOAA WEATHER RADIO... COMMERCIAL RADIO OR TELEVISION
FOR LATER STATEMENTS ON THESE STORMS... AND BE PREPARED TO MOVE
QUICKLY TO SAFE SHELTER IF THREATENING WEATHER APPROACHES.

LONGNECKER
Special weather statement, Apr 26, 9:45 PM CDT, 4 minutes before
MOZ001-002-004-008-009-013-KSZ015-016-270345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
945 PM CDT FRI APR 26 1991

... A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN MISSOURI AND
EASTERN KANSAS UNTIL 200 AM SATURDAY MORNING ...

AT 930 PM... SCATTERED THUNDERSTORMS... SOME WITH VERY HEAVY RAIN...
WERE OVER PARTS OF EASTERN KANSAS AND NORTHWEST MISSOURI. THIS ACTIVITY
WAS LOCATED EAST OF A LINE FROM 40 MILES NORTH OF ST JOSEPH THROUGH
MANHATTAN KANSAS TO WICHITA... AND EXTENDED EAST THROUGH THE KANSAS
CITY AND ST JOSEPH AREAS TO NEAR INTERSTATE 35 AND HARRISONVILLE.

THE STRONGEST OF THE STORMS WERE LOCATED NEAR MANHATTAN... BETWEEN
TOPEKA AND ST JOSEPH... AND 40 MILES NORTHEAST OF ST JOSEPH NEAR
BETHANY.

THE SHOWERS AND STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR...
AND WILL CONTINUE TO AFFECT NORTHEAST KANSAS AND NORTHWEST MISSOURI
THROUGHOUT THE REMAINDER OF THE EVENING. GUSTY WINDS... FREQUENT
LIGHTNING STRIKES AND SMALL HAIL CAN BE EXPECTED WITH THESE STORMS.

STAY TUNED TO NOAA WEATHER RADIO... COMMERCIAL RADIO OR TELEVISION
FOR LATER STATEMENTS ON THESE STORMS... AND BE PREPARED TO MOVE
QUICKLY LTO SAFE SHELTER IF THREATENING WEATHER APPROACHES.

LONGNECKER

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 26, 11:41 PM CDTSevere Thunderstorm WarningEAXWyandotte34 min

Nearby

Tornado Warnings in Kansas, 1991Every tornado warning in 1991Tornadoes in 1991

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.