Alert archive / Kansas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 35, NWS Wichita, KS

May 25, 2000Harper County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at May 25, 2000, 10:44 PM CDT for Harper County, Kansas. It was in force for 46 min. 2 reports 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: May 25, 2000, 10:44 PM CDT (03:44 UTC)
Expired: May 25, 2000, 11:30 PM CDT
In force: 46 min
Issued by: NWS Wichita, KS
Area: Whole counties

County Harper County, KS

The radar

The Vance AFB radar (KVNX), 50 km from the middle of the area, began a volume at 03:45 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.

What was reported inside it

Time	Report	Where	Remark
May 25, 11:03 PM CDT	Thunderstorm Wind 52 E	Attica, KS
May 25, 11:30 PM CDT	Thunderstorm Wind 52 E	Attica, 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.

The nearest sounding before it

Lamont, OK (KLMN), launched 00:00Z, 3.7 hours before the alert went out and 83 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: 1965 J/kg
Mixed-layer CIN: -73 J/kg
Mixed-layer LCL: 633 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 168 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 8.4

Open this sounding in Storm Lab

The text

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

723 
WUUS53 KICT 260345
SVRICT
KSC077-260430-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
1044 PM CDT THU MAY 25 2000

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HARPER COUNTY IN SOUTH CENTRAL KANSAS

* UNTIL 1130 PM CDT.

* AT 1044 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES SOUTH OF ATTICA...OR ABOUT 20 MILES
  SOUTHEAST OF MEDICINE LODGE...MOVING EAST AT 5 MPH.

*SOME LOCATIONS NEAR THE PATH OF THE STORM INCLUDE...
  ATTICA...
  HARPER...

THE SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING
  HAIL UP TO THE SIZE OF DIMES...
  VERY HEAVY RAINFALL...WHICH MAY CAUSE LOCALIZED FLOODING...

THIS IS A DANGEROUS STORM.

REPEATING...A SEVERE THUNDERSTORM WARNING HAS BEEN ISSUED FOR HARPER
COUNTY UNTIL 1130 PM CDT.

OMITT

NNNN

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.

NWS Wichita, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at May 25, 9:45 PM CDT, 59 minutes earlier.

Area forecast discussion, May 25, 9:45 PM CDT, 59 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE WICHITA KS
945 PM CDT THU MAY 25 2000

THUNDERSTORMS DEVLOPING UNDER UPPER DIVERGECNE AHEAD OF SERIES OF
UPPER SHORTWAVES. 00Z ETA PUSHES THIS STRONG DIVERGENCE EAST ACROSS
SC/SE ZONES THROUGH 12Z...SO KEPT LIKELY POPS. GROWING CONCERNED
ABOUT HEAVY RAIN POTENTIAL AS 85H FRONT LURKING SOMEWHERE NEAR KS/OK
BORDER WITH 15-18 C DEWPOINTS. LAPS SOUNDINGS SHOWING PRECIP WATER
VALUES IN EXCESS OF 1.5 INCHES. ALSO...LAPS SOUNDINGS SHOW CAPES IN
EXCESS OF 1500 J/KG MAINLY SOUTHWEST OF A HUTCHINSON TO WINFIELD LINE
...SO SEVERE HAIL POSSIBLE.

HYSELL

.ICT...NONE.

In the hours before

Local storm report, May 25, 10:22 PM CDT, 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WICHITA, KANSAS
1022 PM CDT THU MAY 25 2000

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1013 PM    HARPER                    KS   .75 INCH HAIL
05/25/00   HARPER                        PJH

Local storm report, May 25, 10:22 PM CDT, 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WICHITA, KANSAS
1022 PM CDT THU MAY 25 2000

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1013 PM    HARPER                    KS   .75 INCH HAIL
05/25/00   HARPER

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 9:32 PM CDT	Severe Thunderstorm Warning	ICT	Harper	43 min
May 25, 11:23 PM CDT	Severe Thunderstorm Warning	ICT	Harper	37 min
May 25, 11:29 PM CDT	Flash Flood Warning	ICT	Harper	3 hr
May 25, 11:57 PM CDT	Severe Thunderstorm Warning	ICT	Harper	48 min
May 26, 12:18 AM CDT	Severe Thunderstorm Warning	ICT	Sumner	57 min
May 26, 1:09 AM CDT	Severe Thunderstorm Warning	ICT	Sedgwick, Sumner	66 min
May 26, 1:20 AM CDT	Flash Flood Warning	ICT	Ellsworth	6 hr
May 26, 1:50 AM CDT	Severe Thunderstorm Warning	ICT	Cowley	55 min
May 26, 2:09 AM CDT	Flash Flood Warning	ICT	Harper	6 hr
May 26, 2:21 AM CDT	Severe Thunderstorm Warning	ICT	Chautauqua	54 min
May 26, 2:46 AM CDT	Severe Thunderstorm Warning	ICT	Elk	59 min
May 26, 1:52 PM CDT	Severe Thunderstorm Warning	ICT	Ellsworth	23 min
May 26, 2:15 PM CDT	Severe Thunderstorm Warning	ICT	Ellsworth	30 min
May 26, 3:25 PM CDT	Severe Thunderstorm Warning	ICT	Saline	65 min
May 26, 3:29 PM CDT	Severe Thunderstorm Warning	ICT	Reno	61 min
May 26, 3:44 PM CDT	Severe Thunderstorm Warning	ICT	Harvey	46 min
May 26, 4:35 PM CDT	Severe Thunderstorm Warning	ICT	Marion	55 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2000 Every severe thunderstorm warning in 2000

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; radar from the NEXRAD Level II archive.