Alert archive / Kansas / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 56, NWS Wichita, KS

May 4, 1999Labette County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at May 4, 1999, 9:34 PM CDT for Labette County, Kansas. It was in force for 56 min. 4 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 4, 1999, 9:34 PM CDT (02:34 UTC)
Expired: May 4, 1999, 10:30 PM CDT
In force: 56 min
Issued by: NWS Wichita, KS
Area: Whole counties

County Labette County, KS

What was reported inside it

Time	Report	Where	Remark
May 4, 9:34 PM CDT	Hail 1	Edna, KS
May 4, 9:38 PM CDT	Thunderstorm Wind 56	Dennis, KS	Roof was torn off a metal barn.
May 4, 9:46 PM CDT	Hail 0.75	Oswego, KS
May 4, 9:50 PM CDT	Hail 1	Altamont, 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

Springfield, MO (KSGF), launched 00:00Z, 2.6 hours before the alert went out and 137 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1240 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 216 m²/s²
0-3 km storm-relative helicity: 224 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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.

NWS Wichita, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at May 4, 4:00 PM CDT, 5 hours 34 minutes earlier.

Area forecast discussion, May 4, 4:00 PM CDT, 5 hours 34 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE WICHITA KS
400 PM CDT TUE MAY 4 1999

NEGATIVELY TILTED UPPER LEVEL TROUGH LIFTING NORTHEASTWARD ACROSS
KS/OK THIS AFTERNOON...WILL CONTINUE THIS TREND REACHING ERN
NEBRASKA/IOWA WEDNESDAY AFTERNOON...WHILE FORMING INTO A STRONG
CLOSED LOW. ASSOCIATED STRONG SFC LOW NEAR RSL AT 19Z WILL ALSO PULL
QUICKLY NEWD INTO S-CNTRL NEBRASKA THIS EVENING...WITH COLD FRONT
OVER WRN KS...SWEEPING EWD AND MERGING WITH DRYLINE NOW DRAPED FROM
LOW ACROSS S-CNTRL KS/CNTRL OK. SHORT TERM CONCERN WILL BE DEALING
WITH SEVERE WX IN CNTRL/S-CNTRL KS EARLY THIS EVENING. WILL CONTINUE
TO HANDLE WITH SHORT TERM FCSTS AND APPROPRIATE WARNINGS. WILL HAVE
TO RETAIN A MENTION OF SVR IN THE ZONES FOR PORTIONS OF THE AREA
THIS EVENING. MOST OF THE WAA INDUCED PCPN OVER SERN KS/NERN SHOULD
SHIFT EWD THIS EVENING IN CONJUNCTION WITH NEWD MOVEMENT OF UPPER
TROUGH AXIS. HOWEVER...MAY NEED TO ALSO COVER FOR ADDITIONAL
SCATTERED TSTMS THAT MAY DEVELOP AHEAD OF COLD FRONT/DRYLINE THIS
EVENING IN THAT REGION.

OTHERWISE...CAA WILL SET IN TONIGHT/WEDNESDAY BEHIND COLD FRONTAL
PASSAGE WHICH WILL CLEAR SERN KS LATE TONIGHT. WRAP AROUND MOISTURE
ALSO MOVES SEWD INTO CENTRAL AND SERN SECTIONS OF KS LATE
TONIGHT/WEDNESDAY...AND MAY PERSIST INTO THURSDAY AS CYCLONIC MID
LVL FLOW CONTINUES WITH MID LVL COLD POCKET OVER FCST AREA. WL
MAINTAIN MENTION OF MAINLY PM/EVENING SHOWERS. OTHERWISE...STRONG
CLOSED UPPER LOW MOVES ONLY SLOWLY EWD TOWARD LOWER GREAT
LAKES/UPPER OH VLY FRI THROUGH SUNDAY LEAVING OUR FCST AREA IN NWRLY
FLOW ALOFT. MRF SUGGESTS NEXT PACIFIC COLD FRONT ARRIVES
SUNDAY...BUT CHANCES FOR GULF MOISTURE RETURN AHEAD OF THIS FRONT
LOOK SLIM ATTM. WL KEEP FRI-SUN DRY. SHOULD ALSO SEE TEMPS WARM
SAT-SUN AS UPPER LOW IS FCST TO MOVE WELL AWAY FROM KS.

FCSTID = 9/CARUSO
ICT   51  64  45  66 /  30  30  30  20
HUT   50  64  45  66 /  30  30  30  20
EWK   50  64  45  66 /  30  30  30  20
EQA   52  64  45  66 /  30  30  30  20
WLD   52  64  45  67 /  30  30  30  20
RSL   46  63  43  64 /  40  40  30  20
GBD   47  64  43  64 /  40  40  30  20
SLN   49  64  44  65 /  40  40  30  20
MPR   50  64  44  65 /  40  40  30  20
CFV   54  65  45  68 /  50  30  20  20
CNU   54  65  45  67 /  50  30  20  20
K88   53  65  45  67 /  50  30  20  20

.ICT...NONE.

In the hours before

Local storm report, May 4, 4:05 PM CDT, 5 hours 29 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED FOR TIMES OF OCCURRENCE MONDAY
NATIONAL WEATHER SERVICE WICHITA KS
234 AM CDT TUE MAY 4 1999

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

0915 PM    3 W AUGUSTA               KS   TORNADO
05/03/99   BUTLER                         REPORTED BY BUTLER COUNTY EOC AND
                                          HAM RADIO.

0925 PM    2 E EL DORADO             KS   TORNADO
05/03/99   BUTLER                         REPORTED BY BUTLER COUTNY EOC.

0925 PM    2 SW AUGUSTA              KS   TORNADO
05/03/99   BUTLER                         REPORTED BY BUTLER COUNTY EOC AND
                                          HAM RADIO.

0953 PM    EL DORADO RES             KS   TORNADO
05/03/99   BUTLER                         REPORTED BY BUTLER COUNTY EOC AND
                                          HAM RADIO.

1202 AM    INDEPENDENCE              KS   0.50 INCH HAIL
05/04/99   MONTGOMERY                     REPORTED BY AGTAP SPOTTER.

0104 AM    MULVANE                   KS   0.88 INCH HAIL
05/04/99   SUMNER                         1 MILE SOUTH OF THE SEDGWICK /
                              ,            SUMNER COUNTY LINE NEAR THE TURNPIKE
                                          AT MULVANE. REPORTED BY KSNW WEATHER
                                          SPOTTER.

Special weather statement, May 4, 5:37 PM CDT, 3 hours 57 minutes before

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Local storm report, May 4, 5:41 PM CDT, 3 hours 53 minutes before

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Local storm report, May 4, 6:36 PM CDT, 2 hours 58 minutes before

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Special weather statement, May 4, 6:50 PM CDT, 2 hours 44 minutes before

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Nearby

Severe Thunderstorm Warnings in Kansas, 1999 Every severe thunderstorm warning in 1999

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.