Alert archive / Kansas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 2, NWS Wichita, KS

March 12, 1990Cowley County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Mar 12, 1990, 7:24 PM CST for Cowley County, Kansas. It was in force for 32 min.

The area

The counties it named.

The facts

Issued: Mar 12, 1990, 7:24 PM CST (01:24 UTC)
Expired: Mar 12, 1990, 7:56 PM CST
In force: 32 min
Issued by: NWS Wichita, KS
Area: Whole counties

County Cowley County, KS

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.4 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1430 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 1353 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 205 m²/s²
0-3 km storm-relative helicity: 285 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 7.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KICT 130124
SVRICT
KSC035-130215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE WICHITA KS
724 PM CST MON MAR 12 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 815 PM CST FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE SOUTH CENTRAL PART OF KANSAS
      EASTERN COWLEY

AT 718 PM CST THIS MONDAY EVENING...RADAR INDICATED A THUNDERSTORM
NEAR SILVERDALE KANSAS...55 MILES SOUTHEAST OF WICHITA. THIS STORM
WILL LIKELY PRODUCE LARGE HAIL...DAMAGING WIND AND BRIEF HEAVY
RAIN AS IT CONTINUES MOVING TO THE NORTH AT 40 MPH.

THE TOWN OF CAMBRIDGE IS IN THE PATH OF THIS STORM AFTER IT
MOVES NORTH FROM SILVERDALE.

 IF YOU ARE IN AN AREA THREATENED BY THE STORM...GO TO A
REINFORCED SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...
VERY HEAVY RAIN...AND LIGHTNING.

 REMEMBER...SEVERE THUNDERSTORMS CAN AND DO OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO jADVANCE WARNING. BE ON THE
LOOKOUT.

WILSON

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, Mar 12, 7:13 PM CST, 11 minutes before

KSZ009-012-017-130215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
712 PM CST MON MAR 12 1990

...THUNDERSTORMS WILL BE ON THE PROWL AGAIN TONIGHT ACROSS PARTS OF
SOUTHEAST KANSAS...

AN ISOLATED THUNDERSTORM HAD DEVELOPED IN THE OKLAHOMA CITY AREA
DURING THE LATE AFTERNOON HOURS ON MONDAY AND...

AT 710 PM THIS MONDAY EVENING...THIS STORM HAD MOVED TO NORTHERN
OKLAHOMA TO JUST EAST OF PONCA CITY.

THIS STORM WILL MOVE INTO KMANSAS ABOUT 50 TO 55 MILES SOUTHEAST OF
WICHITA OR NEAR SILVERDALE BY 725 PM THIS EVENING. THE STORM WILL
PRODUCE BRIEF HEAVY RAIN...GUSTY STRAIGHT LINE WIND AND SOME HAIL
AS IT CONTINUES MOVING TO THE NORTH AT 40 MPH.

WILSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 12, 8:19 PM CST	Severe Thunderstorm Warning	ICT	Greenwood	26 min
Mar 12, 9:12 PM CST	Severe Thunderstorm Warning	ICT	Greenwood	48 min
Mar 13, 10:17 AM CST	Severe Thunderstorm Warning	ICT	Kingman, Reno	58 min
Mar 13, 11:13 AM CST	Severe Thunderstorm Warning	ICT	Harvey	62 min
Mar 13, 4:20 PM CST	Severe Thunderstorm Warning	ICT	Reno	55 min
Mar 13, 4:37 PM CST	Tornado Warning	ICT	Reno	38 min
Mar 13, 4:52 PM CST	Tornado Warning	ICT	Harvey	38 min
Mar 13, 5:27 PM CST	Tornado Warning	ICT	Harvey	18 min
Mar 13, 5:43 PM CST	Tornado Warning	ICT	Marion	62 min
Mar 13, 5:44 PM CST	Tornado Warning	ICT	Sumner	46 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1990 Every severe thunderstorm warning in 1990

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.