Alert archive / Kansas / Tornado Warnings in 2001

Tornado Warning 15, NWS Topeka, KS

September 7, 2001Clay County, Geary County, Kansas

NWS Topeka, KS issued this tornado warning at Sep 7, 2001, 5:13 PM CDT for Clay County, Geary County, Kansas. It was in force for 32 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: Sep 7, 2001, 5:13 PM CDT (22:13 UTC)
Expired: Sep 7, 2001, 5:45 PM CDT
In force: 32 min
Issued by: NWS Topeka, KS
Area: Whole counties

Counties Clay County, KS, Geary County, KS

The radar

The Topeka radar (KTWX), 66 km from the middle of the area, began a volume at 22:16 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
Sep 7, 5:34 PM CDT	Tornado F1	Milford, KS	The tornado mentioned above entered Geary county at 4:34 pm 5 miles southsouthwest of Milford and moved northeast across Lake Milford before dissipating 3 miles east of the town of Milford. A powerline substation was destroyed along with a 5,100 square foot ma
Sep 7, 5:35 PM CDT	Hail 1.75	Wakefield, 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
Sep 7, 2:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr
Sep 7, 4:45 PM CDT	Severe Thunderstorm Watch	SPC	3 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 10.2 hours before the alert went out and 115 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: 1545 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 658 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 140 m²/s²
0-3 km storm-relative helicity: 141 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 4.1

Open this sounding in Storm Lab

The text

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

775 
WFUS53 KTOP 072214
TORTOP
KSC027-061-072245-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
513 PM CDT FRI SEP 7 2001

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* TORNADO WARNING FOR...
  EXTREME NORTHWESTERN GEARY COUNTY IN EAST CENTRAL KANSAS
  SOUTHEASTERN CLAY COUNTY IN NORTH CENTRAL KANSAS

* UNTIL 545 PM CDT

* AT 512 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A DEVELOPING TORNADO 11 MILES SOUTHWEST OF MILFORD LAKE...OR       
  ABOUT 13 MILES   NORTHEAST OF ABILENE...MOVING NORTHEAST AT 20 MPH.

* SOME LOCATIONS AFFECTED...
  WAKEFIELD
  MILFORD LAKE
  MILFORD

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

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 7, 4:54 AM CDT	Severe Thunderstorm Warning	TOP	Marshall, Nemaha	51 min
Sep 7, 5:47 AM CDT	Severe Thunderstorm Warning	TOP	Nemaha	28 min
Sep 7, 4:26 PM CDT	Severe Thunderstorm Warning	TOP	Marshall, Washington	34 min
Sep 7, 4:41 PM CDT	Severe Thunderstorm Warning	TOP	Pottawatomie	34 min
Sep 7, 4:53 PM CDT	Severe Thunderstorm Warning	TOP	Cloud, Republic	67 min
Sep 7, 5:01 PM CDT	Tornado Warning	TOP	Dickinson	44 min
Sep 7, 5:41 PM CDT	Tornado Warning	TOP	Geary, Riley	34 min
Sep 7, 5:44 PM CDT	Tornado Warning	TOP	Dickinson	46 min
Sep 7, 5:56 PM CDT	Severe Thunderstorm Warning	TOP	Republic	49 min
Sep 7, 6:15 PM CDT	Tornado Warning	TOP	Pottawatomie, Riley	30 min
Sep 7, 6:46 PM CDT	Severe Thunderstorm Warning	TOP	Washington	14 min
Sep 7, 6:48 PM CDT	Severe Thunderstorm Warning	TOP	Anderson, Coffey	42 min

Nearby

Tornado Warnings in Kansas, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.