Alert archive / Kansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 83, NWS Wichita, KS

April 18, 2002Chase County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Apr 18, 2002, 11:45 PM CDT for Chase County, Kansas. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 18, 2002, 11:45 PM CDT (04:45 UTC)
Expired: Apr 19, 2002, 12:45 AM CDT
In force: 60 min
Issued by: NWS Wichita, KS
Area: Counties, with a storm outline in the text

County Chase County, KS

The radar

The Topeka radar (KTWX), 68 km from the middle of the area, began a volume at 04:48 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 18, 9:00 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 4.8 hours before the alert went out and 103 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: 159 J/kg
Mixed-layer CIN: -124 J/kg
Mixed-layer LCL: 2584 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 137 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KICT 190445
SVRICT
KSC017-190545-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
1145 PM CDT THU APR 18 2002

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHASE COUNTY IN EAST CENTRAL KANSAS

* UNTIL 1245 AM CDT.

* AT 1145 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES SOUTHEAST OF HYMER...OR ABOUT 21 MILES
  EAST OF MARION...MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE
  NEAR COTTONWOOD FALLS AROUND 1155 PM CDT...
  NEAR STRONG CITY AROUND MIDNIGHT CDT...
  NEAR SAFFORDVILLE AROUND 1215 AM CDT...

THE SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING
  HAIL UP TO THE SIZE OF QUARTERS...
  WINDS UP TO 60 MILES AN HOUR...

THE STORM HAS A HISTORY OF PRODUCING DAMAGING WINDS AND LARGE HAIL.
THIS IS A DANGEROUS STORM. SEEK A STURDY SHELTER IMMEDIATELY

THIS SEVERE THUNDERSTORM WARNING REPLACES THE TORNADO WARNING ISSUED 
AT 1117 PM CDT.

REPEATING...A SEVERE THUNDERSTORM WARNING HAS BEEN ISSUED FOR CHASE
COUNTY UNTIL 1245 AM CDT.

LAT...LON 3856 9674 3838 9676 3830 9638 3850 9637

/ES

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 18, 7:02 PM CDT	Severe Thunderstorm Warning	ICT	Rice	43 min
Apr 18, 7:26 PM CDT	Severe Thunderstorm Warning	ICT	McPherson	64 min
Apr 18, 7:43 PM CDT	Severe Thunderstorm Warning	ICT	Rice	62 min
Apr 18, 8:19 PM CDT	Tornado Warning	ICT	McPherson	41 min
Apr 18, 8:23 PM CDT	Severe Thunderstorm Warning	ICT	Marion	67 min
Apr 18, 9:06 PM CDT	Severe Thunderstorm Warning	ICT	Chase	39 min
Apr 18, 9:56 PM CDT	Severe Thunderstorm Warning	ICT	McPherson, Marion	49 min
Apr 18, 10:44 PM CDT	Severe Thunderstorm Warning	ICT	Marion	61 min
Apr 18, 11:10 PM CDT	Severe Thunderstorm Warning	ICT	Chase	65 min
Apr 18, 11:17 PM CDT	Tornado Warning	ICT	Chase	28 min
Apr 18, 11:30 PM CDT	Severe Thunderstorm Warning	ICT	Russell	60 min
Apr 18, 11:36 PM CDT	Severe Thunderstorm Warning	ICT	Saline	39 min
Apr 19, 12:01 AM CDT	Severe Thunderstorm Warning	ICT	Lincoln	59 min
Apr 19, 1:02 AM CDT	Severe Thunderstorm Warning	ICT	Lincoln	43 min
Apr 19, 1:17 AM CDT	Tornado Warning	ICT	Lincoln	28 min
Apr 19, 3:25 PM CDT	Severe Thunderstorm Warning	ICT	Wilson	35 min
Apr 19, 3:32 PM CDT	Severe Thunderstorm Warning	ICT	Allen, Neosho	43 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2002 Every severe thunderstorm warning in 2002

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.