Alert archive / Kansas / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 142, NWS Wichita, KS
NWS Wichita, KS issued this severe thunderstorm warning at Jul 12, 1991, 3:34 PM CDT for Cowley County, Kansas. It was in force for 56 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 12, 1991, 3:34 PM CDT (20:34 UTC)
- Expired
- Jul 12, 1991, 4:30 PM CDT
- In force
- 56 min
- Issued by
- NWS Wichita, KS
- Area
- Whole counties
County Cowley County, KS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 12, 3:52 PM CDT | Hail 0.75 | Cowley, KS |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 8.6 hours before the alert went out and 222 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.
- Mixed-layer CAPE
- 965 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 1046 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 severe thunderstorm 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, Jul 12, 11:29 AM CDT, 4 hours 5 minutes before
KSZ009-011-012-014-017-120500- HAZARDOUS WEATHER OUTLOOK FOR SOUTH CENTRAL AND SOUTHEAST KANSAS NATIONAL WEATHER SERVICE WICHITA KANSAS 1127 AM CDT FRI JUL 12 1991 THIS OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN SOUTH CENTRAL KANSAS: BUTLER HARPER MARION SUMNER CHASE HARVEY RENO COWLEY KINGMAN SEDGWICK AND IN SOUTHEAST KANSAS: ALLEN CHEROKEE GREENWOOD NEOSHO BOURBON CRAWFORD LABETTE WILSON CHAUTAUQUA ELK MONTGOMERY WOODSON SYNOPSIS: A WEAK FRONTAL SYSTEM EXTENDED FROM NORTHEAST KANSAS TO NEAR PRATT AT LATE MORNING. THIS WILL BE THE FOCUS FOR THUNDERSTORMS LATE THIS AFTERNOON AND EVENING. SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOPE AFTER 3 PM...BUT AT THIS TIME THEY ARE NOT EXPECTED TO BE SEVERE. SPOTTER ACTIVITATION IS NOT ANTICIPATED. ROSNER
Special weather statement, Jul 12, 2:42 PM CDT, 52 minutes before
KSZ009-011-012-014-017-122040- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WICHITA KS 241 PM CDT FRI JUL 12 1991 ...THUNDERSTORMS WERE BEGINNING TO INCREASE IN INTENSITY ACROSS SOUTH CENTRAL KANSAS... AT 231 PM CDT...SCATTERED THUNDERSTORMS...SOME WITH PERIODS OF VERY HEAVY RAIN...HAD DEVELOPED RAPIDLY AROUND AND SOUTH OF THE WICHITA VICINITY. ALSO...SHOWERS AND THUNDERSTORMS CONTINUED ACROSS A LARGE PART OF CENTRAL KANSAS. THE STRONGEST STORMS WERE LOCATED IN A BAND 15 MILES WIDE FROM KINGMAN TO 20 MILES SOUTH OF WICHITA...AND FROM RUSSELL TO SOUTH OF HAYS. THESE STORM WERE PART OF AN AREA OF STORMS 100 MILES WIDE AND CENTERED ALONG A LINE FROM ARKANSAS CITY TO NORTH OF HAYS. THE SHOWERS AND THUNDERSTORMS WERE MOVING TO THE EAST AT 15 MPH. . THE THUNDERSTORMS WILL CONTAIN PERIODS OF HEAVY RAIN...GUSTY WINDS TO 40 MPH AND DEADLY CLOUD TO GROUND LIGHTNING. IF YOU SEE THE STORMS APPROACHING YOUR AREA...BE SURE TO GET INDOORS. STAY AWAY FROM WINDOWS AND TRY NOT TO USE ELECTICAL EQUIPMENT OR TELEPHONES UNTIL THE STORMS HAVE PASSED. THE ATMOSPHERE ACROSS SOUTH CENTRAL AND SOUTEAST KANSAS REMAINS RIPE FOR CONTINUED DEVELOPMENT OF THUNDERSTORMS. THESE STORMS WILL BECOME MORE WIDESPREAD AS THE AFTERNOON PROGRESSES. BE SURE TO TUNE TO COMMERICAL TELEVISION AND RADIO...OR LISTEN TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS ON THE DEVELOPING THUNDERSTORMS ACROSS THE AREA. PRESTON
Special weather statement, Jul 12, 3:15 PM CDT, 19 minutes before
KSZ009-011-012-014-017-122110- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WICHITA KS 310 PM CDT FRI JUL 12 1991 ...THUNDERSTORMS CONTINUE TO INCREASE IN INTENSITY ACROSS SOUTH CENTRAL KANSAS AND IN THE WICHITA AREA. AT 3:05 PM THUNDERSTORMS WERE LOCATED OVER EASTERN WICHITA AND PARTS OF SOUTH WICHITA SOUTHWESTWARD INTO THE SOUTHWEST PART OF THE COUNTY. SOFT PEA SIZE HAIL WAS REPORTED 15 MILES SOUTHWEST OF WICHITA IN THE SOUTHWEST CORNER OF SEDGWICK COUNTY. PERSONS DIRECTLY UNDER THESE THUNDERSTORMS WILL LIKLEY EXPERIENCE HEAVY RAINS...GUSTY WINDS TO AROUND 30 MPH...POSSIBLE SMALL HAIL AND DANGEROUS LIGHTNING. THESE THUNDERSTORMS WERE MOVING EAST AT 15 TO 20 MPH. ELAND
The office that day
Everything else NWS Wichita, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 4:52 PM CDT | Tornado Warning | ICT | Elk | 53 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 1991Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.