Alert archive / Kansas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 49, NWS Topeka, KS

April 14, 2001Douglas County, Jefferson County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Apr 14, 2001, 7:59 PM CDT for Douglas County, Jefferson County, Kansas. It was in force for 16 min. 3 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: Apr 14, 2001, 7:59 PM CDT (00:59 UTC)
Expired: Apr 14, 2001, 8:15 PM CDT
In force: 16 min
Issued by: NWS Topeka, KS
Area: Whole counties

Counties Douglas County, KS, Jefferson County, KS

What was reported inside it

Time	Report	Where
Apr 14, 8:05 PM CDT	Hail 0.75	Perry, KS
Apr 14, 8:09 PM CDT	Hail 0.88	Perry, KS
Apr 14, 8:10 PM CDT	Hail 0.75	Lawrence, 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
Apr 14, 3:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr
Apr 14, 6:00 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.0 hours before the alert went out and 27 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: 16 J/kg
Mixed-layer CIN: -211 J/kg
Mixed-layer LCL: 866 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 148 m²/s²
0-3 km storm-relative helicity: 226 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 Topeka, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 14, 4:18 PM CDT, 3 hours 41 minutes earlier.

Area forecast discussion, Apr 14, 4:18 PM CDT, 3 hours 41 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TOPEKA KS
418 PM CDT SAT APR 14 2001

SEVERE WEATHER LIMITING DISCUSSION.

STRONG OVERRUNING OF SURFACE BOUNDARY AND UNSTABLE AIR IN PLACE HAS LEAD
TO SCATTERED SEVERE THUNDERSTORMS GENERALLY ALONG AND NORTH OF INTERSTATE
70...AND EAST OF HIGHWAY 75 SO FAR THIS AFTERNOON.  MAINLY HAIL BEING
REPORTED.

UPPER WAVE EJECTING ACROSS CWA DURING THE EVENING WITH MODELS
SHOWING LIFT GENERALLY EAST OF CWA BY AROUND MIDNIGHT.  WILL KEEP
THE SCATTERED STORMS GOING UNTIL THAT TIME...GUIDANCE LOWS IN THE
MIDDLE 40S TO LOWER 50S LOOK OK.

SUNDAY...BREAK IN ACTION WITH COOLER AIR SETTLLING ACROSS CWA.  H850
MB WINDS 25 TO 35 KNOTS IN THE AM...WILL GO BREEZY WITH HIGHS 65 TO
70 MOST AREAS.

INCREASING CLOUDS SUNDAY NIGHT.  GOING MORE WITH AVN MODEL.
NORTHERN STREAM BECOMES ACTIVE AND SWEEPS ACROSS CWA MONDAY.  WILL
GO WITH SOME 30 TO 40 POPS FOR NOW AND GIVEN H850 MB TEMPS...MENTION
SOME FLURRIES POSSIBLE IN THE AM OVER THE FAR NORTHERN COUNTIES.
WILL HAVE PRECIP OVER THE NORTHCENTRAL AND FAR NORTHERNN COUNTIES
MAINLY IN THE AM.  FAVORING MORE OF A COMPROMISE ON HIGHS AND LOWS WITH
MAV/FAN.

.TOP.K..NONE

PF

In the hours before

Local storm report, Apr 14, 6:47 PM CDT, 1 hour 12 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TOPEKA KS
647 PM CDT SAT APR 14 2001

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

0647 PM    OVERBROOK                 KS    1.75 INCH HAIL
04/14/01   OSAGE

Local storm report, Apr 14, 7:06 PM CDT, 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TOPEKA KS
706 PM CDT SAT APR 14 2001

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

0647 PM    4 N DOVER                 KS    .75 INCH HAIL
04/14/01   SHAWNEE

Local storm report, Apr 14, 7:12 PM CDT, 47 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TOPEKA KS
712 PM CDT SAT APR 14 2001

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

0647 PM    2 W BALDWIN               KS    .75 INCH HAIL
04/14/01   DOUGLAS                         55 MPH WINDS ALSO

Local storm report, Apr 14, 7:24 PM CDT, 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TOPEKA KS
724 PM CDT SAT APR 14 2001

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

0723 PM    TOPEKA                    KS    1 INCH HAIL
04/14/01   SHAWNEE                         ON BURNETTS  MOUND

Local storm report, Apr 14, 7:31 PM CDT, 28 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TOPEKA KS
731 PM CDT SAT APR 14 2001

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

0730 PM    TOPEKA                    KS    .75 INCH HAIL
04/14/01   SHAWNEE                         TOPEKA BLVD AND I70

Local storm report, Apr 14, 7:59 PM CDT, 0 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TOPEKA KS
759 PM CDT SAT APR 14 2001

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

0753 PM    LECOMPTON                 KS    .75 INCH HAIL
04/14/01   DOUGLAS

0757 PM    WHITE CITY                KS    1 INCH HAIL
04/14/01   MORRIS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 14, 7:28 PM CDT	Severe Thunderstorm Warning	TOP	Douglas, Jefferson, Shawnee	47 min
Apr 14, 7:30 PM CDT	Severe Thunderstorm Warning	TOP	Dickinson, Geary, Morris	45 min
Apr 14, 7:54 PM CDT	Severe Thunderstorm Warning	TOP	Shawnee, Wabaunsee	36 min
Apr 14, 8:14 PM CDT	Severe Thunderstorm Warning	TOP	Osage	46 min
Apr 14, 8:18 PM CDT	Severe Thunderstorm Warning	TOP	Lyon, Morris, Wabaunsee	42 min
Apr 14, 8:31 PM CDT	Severe Thunderstorm Warning	TOP	Douglas, Shawnee	44 min
Apr 14, 9:18 PM CDT	Severe Thunderstorm Warning	TOP	Franklin	17 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2001 Every severe thunderstorm warning 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.