Alert archive / Kansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 13, NWS Topeka, KS

March 8, 2002Douglas County, Franklin County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Mar 8, 2002, 10:45 PM CST for Douglas County, Franklin County, Kansas. It was in force for 25 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 8, 2002, 10:45 PM CST (04:45 UTC)
Expired: Mar 8, 2002, 11:10 PM CST
In force: 25 min
Issued by: NWS Topeka, KS
Area: Counties, with a storm outline in the text

Counties Douglas County, KS, Franklin County, KS

The radar

The Pleasant Hill radar (KEAX), 81 km from the middle of the area, began a volume at 04:45 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
Mar 8, 10:47 PM CST	Hail 0.75	Wellsville, KS
Mar 8, 10:47 PM CST	Thunderstorm Wind 52 E	Wellsville, KS
Mar 8, 10:54 PM CST	Hail 0.75	Baldwin, 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 watch it was issued in

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

Issued	Product	Office	Lasted
Mar 8, 9:00 PM CST	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 45 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: 727 J/kg
Mixed-layer CIN: -129 J/kg
Mixed-layer LCL: 810 m above ground
0-6 km bulk shear: 66 kt
0-1 km storm-relative helicity: 266 m²/s²
0-3 km storm-relative helicity: 332 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 1.8

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KTOP 090445
SVRTOP
KSC045-059-090510-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
1043 PM CST FRI MAR 8 2002

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN DOUGLAS COUNTY IN EAST CENTRAL KANSAS
  NORTHEASTERN FRANKLIN COUNTY IN EAST CENTRAL KANSAS

* UNTIL 1110 PM CST

* AT 1038 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES SOUTHWEST OF BALDWIN CITY...OR ABOUT 6
  MILES NORTH OF OTTAWA...MOVING NORTHEAST AT 60 MPH.

* SOME LOCATIONS AFFECTED...
  EUDORA
  BALDWIN CITY

LARGE HAIL AND DAMAGING WINDS ARE LIKELY WITH THIS STORM. TAKE 
SHELTER IN A SUBSTANTIAL BUILDING.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.

LAT...LON 3878 9533 3858 9523 3865 9507 3896 9507
          3896 9518

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 7:19 PM CST	Severe Thunderstorm Warning	TOP	Clay, Cloud	26 min
Mar 8, 7:34 PM CST	Severe Thunderstorm Warning	TOP	Dickinson	41 min
Mar 8, 7:57 PM CST	Severe Thunderstorm Warning	TOP	Clay	33 min
Mar 8, 8:25 PM CST	Severe Thunderstorm Warning	TOP	Morris	50 min
Mar 8, 9:24 PM CST	Severe Thunderstorm Warning	TOP	Lyon	21 min
Mar 8, 9:25 PM CST	Severe Thunderstorm Warning	TOP	Shawnee	35 min
Mar 8, 9:45 PM CST	Severe Thunderstorm Warning	TOP	Osage	30 min
Mar 8, 9:48 PM CST	Severe Thunderstorm Warning	TOP	Lyon	27 min
Mar 8, 10:06 PM CST	Severe Thunderstorm Warning	TOP	Douglas, Franklin	39 min
Mar 8, 10:10 PM CST	Severe Thunderstorm Warning	TOP	Osage	35 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.