Alert archive / Kansas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 13, NWS Topeka, KS

April 24, 2015Clay County, Washington County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Apr 24, 2015, 8:02 PM CDT for Clay County, Washington County, Kansas. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Apr 24, 2015, 8:02 PM CDT (01:02 UTC)
Expired
Apr 24, 2015, 8:33 PM CDT
In force
31 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Clay County, KS, Washington County, KS

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 24, 3:41 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 00:00Z, 1.0 hours before the alert went out and 150 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-pSkew-T log-p diagram, Topeka, KS at 00:00Z on 2015-04-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2015-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 379 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
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
4 J/kg
Mixed-layer CIN
-313 J/kg
Mixed-layer LCL
801 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
379 m²/s²
0-3 km storm-relative helicity
380 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

380 
WUUS53 KTOP 250102
SVRTOP
KSC027-201-250145-
/O.NEW.KTOP.SV.W.0013.150425T0102Z-150425T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
802 PM CDT FRI APR 24 2015

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CLAY COUNTY IN NORTH CENTRAL KANSAS...
  SOUTHERN WASHINGTON COUNTY IN NORTH CENTRAL KANSAS...

* UNTIL 845 PM CDT

* AT 800 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES SOUTH OF
  PALMER...AND MOVING NORTH AT 25 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
           ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  WASHINGTON...PALMER...LINN AND GREENLEAF.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3982 9689 3949 9703 3951 9737 3969 9737
      3984 9727
TIME...MOT...LOC 0102Z 195DEG 20KT 3957 9714

HAIL...1.00IN
WIND...60MPH

$$

HENNECKE
2 follow-up statements
866 
WWUS53 KTOP 250121
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
821 PM CDT FRI APR 24 2015

KSC027-250130-
/O.CAN.KTOP.SV.W.0013.000000T0000Z-150425T0145Z/
CLAY-
821 PM CDT FRI APR 24 2015

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CLAY COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED ACROSS THE WARNED 
AREA.  HOWEVER...A TORNADO WATCH REMAINS IN EFFECT FOR CLAY COUNTY 
UNTIL 11 PM. 

LAT...LON 3982 9689 3960 9698 3960 9737 3969 9737
      3984 9727
TIME...MOT...LOC 0120Z 197DEG 21KT 3970 9710

$$

KSC201-250145-
/O.CON.KTOP.SV.W.0013.000000T0000Z-150425T0145Z/
WASHINGTON-
821 PM CDT FRI APR 24 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
WASHINGTON COUNTY UNTIL 845 PM CDT...

AT 818 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR LINN...AND
MOVING NORTH AT 25 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
         ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
WASHINGTON AND GREENLEAF.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3982 9689 3960 9698 3960 9737 3969 9737
      3984 9727
TIME...MOT...LOC 0120Z 197DEG 21KT 3970 9710

HAIL...1.00IN
WIND...60MPH

$$

HENNECKE
594 
WWUS53 KTOP 250133
SVSTOP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
833 PM CDT FRI APR 24 2015

KSC201-250143-
/O.CAN.KTOP.SV.W.0013.000000T0000Z-150425T0145Z/
WASHINGTON-
833 PM CDT FRI APR 24 2015

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL WASHINGTON COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
 HOWEVER...HEAVY RAIN IS STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 3982 9689 3960 9698 3960 9737 3969 9737
      3984 9727
TIME...MOT...LOC 0133Z 197DEG 21KT 3977 9707

$$

HENNECKE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 24, 7:39 PM CDTSevere Thunderstorm WarningTOPOttawa51 min
Apr 24, 8:25 PM CDTSpecial Weather StatementTOPOttawa35 min
Apr 24, 8:46 PM CDTSpecial Weather StatementTOPDickinson29 min
Apr 24, 8:50 PM CDTAreal Flood AdvisoryTOPOttawa85 min
Apr 24, 10:33 PM CDTAreal Flood AdvisoryTOPClay, Cloud, Ottawa, Washington117 min
Apr 25, 12:26 AM CDTAreal Flood AdvisoryTOPWashington2 hr
Apr 25, 3:10 AM CDTRiver Flood WarningTOPWashington16 hr

Nearby

Severe Thunderstorm Warnings in Kansas, 2015Every severe thunderstorm warning in 2015

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.