Alert archive / Kansas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 222, NWS Topeka, KS

September 29, 1998Lyon County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Sep 29, 1998, 7:13 PM CDT for Lyon County, Kansas. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 29, 1998, 7:13 PM CDT (00:13 UTC)
Expired: Sep 29, 1998, 8:00 PM CDT
In force: 47 min
Issued by: NWS Topeka, KS
Area: Whole counties

County Lyon County, KS

The watch it was issued in

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

Issued	Product	Office	Lasted
Sep 29, 3:30 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 0.2 hours before the alert went out and 75 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: 23 J/kg
Mixed-layer CIN: -161 J/kg
Mixed-layer LCL: 2326 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 9 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 Topeka, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 29, 3:12 PM CDT, 4 hours 1 minute earlier.

Area forecast discussion, Sep 29, 3:12 PM CDT, 4 hours 1 minute before

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In the hours before

Local storm report, Sep 29, 2:28 PM CDT, 4 hours 45 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TOPEKA KS
228 PM CDT TUE SEP 29 1998

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

0222 PM    4 NW HOLLAND              KS    .88 INCH HAIL
09/29/98   DICKINSON

0224 PM    2 NW HOLLAND              KS    .75 INCH HAIL
09/29/98   DICKINSON

0224 PM    2 SW HOLLAND              KS    1 INCH HAIL
09/29/98   DICKINSON

Local storm report, Sep 29, 2:28 PM CDT, 4 hours 45 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TOPEKA KS
228 PM CDT TUE SEP 29 1998

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

0222 PM    4 NW HOLLAND              KS    .88 INCH HAIL
09/29/98   DICKINSON

0224 PM    2 NW HOLLAND              KS    .75 INCH HAIL
09/29/98   DICKINSON

0224 PM    2 SW HOLLAND              KS    1 INCH HAIL
09/29/98   DICKINSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 29, 9:02 PM CDT	Severe Thunderstorm Warning	TOP	Clay, Geary, Riley	48 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1998 Every severe thunderstorm warning in 1998

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.