Alert archive / Kansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 98, NWS Kansas City, MO

May 6, 2002Miami County, Kansas

NWS Kansas City, MO issued this severe thunderstorm warning at May 6, 2002, 11:38 PM CDT for Miami County, Kansas. It was in force for 52 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: May 6, 2002, 11:38 PM CDT (04:38 UTC)
Expired: May 7, 2002, 12:30 AM CDT
In force: 52 min
Issued by: NWS Kansas City, MO
Area: Counties, with a storm outline in the text

County Miami County, KS

The radar

The Pleasant Hill radar (KEAX), 62 km from the middle of the area, began a volume at 04:41 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
May 6, 10:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 4.6 hours before the alert went out and 84 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: 3555 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 992 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 177 m²/s²
0-3 km storm-relative helicity: 208 m²/s²
Significant tornado parameter: 4.9
Supercell composite: 15.9

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KEAX 070438
SVRMCI
KSC121-070530-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1137 PM CDT MON MAY 6 2002

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

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

* UNTIL 1230 AM CDT

* AT 1136 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DIME SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED
  ALONG A LINE EXTENDING FROM 6 MILES SOUTHEAST OF WELLSVILLE TO 7
  MILES NORTH OF KINCAID...AND MOVING EAST AT 40 MPH.

* THE SEVERE THUNDERSTORMS WILL BE NEAR...
   HILLSDALE...OSAWATOMIE...BEAGLE BY 1145 PM CDT.
   PAOLA BY 1150 PM CDT.
   BUCYRUS...SOMERSET...FONTANA BY 1155 PM CDT.
   LOUISBURG BY MIDNIGHT CDT.

LAT...LON 3840 9505 3873 9504 3872 9462 3840 9463

SF

The office that day

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

Issued	Product	Office	Counties	Lasted
May 6, 9:35 PM CDT	Severe Thunderstorm Warning	EAX	Leavenworth	55 min
May 6, 10:29 PM CDT	Severe Thunderstorm Warning	EAX	Leavenworth	61 min
May 6, 10:45 PM CDT	Severe Thunderstorm Warning	EAX	Wyandotte	45 min
May 6, 11:13 PM CDT	Severe Thunderstorm Warning	EAX	Johnson	62 min
May 6, 11:47 PM CDT	Severe Thunderstorm Warning	EAX	Linn	58 min
May 7, 8:06 AM CDT	Severe Thunderstorm Warning	EAX	Linn	39 min
May 7, 10:05 AM CDT	Severe Thunderstorm Warning	EAX	Linn, Miami	70 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.