Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 63, NWS Topeka, KS

June 20, 2021Anderson County, Franklin County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jun 20, 2021, 8:26 PM CDT for Anderson County, Franklin County, Kansas. It was in force for 34 min. 1 report 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
Jun 20, 2021, 8:26 PM CDT (01:26 UTC)
Expired
Jun 20, 2021, 9:00 PM CDT
In force
34 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
1.75 in
Wind
60.0 mph

Counties Anderson County, KS, Franklin County, KS

The radar

The Pleasant Hill radar (KEAX), 94 km from the middle of the area, began a volume at 01:28 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

TimeReportWhereRemark
Jun 20, 8:32 PM CDTTSTM WND GST 604 Sw Princeton, KSHAD DIME SIZED HAIL TOO.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.4 hours before the alert went out and 82 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 2021-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2316 joules per kilogram.LCLEL10008507005003002001001 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 2021-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.193958Sfc1 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
2316 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
2228 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
150 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.8

Open this sounding in Storm Lab

The text

As transmitted.

714 
WUUS53 KTOP 210126
SVRTOP
KSC003-059-210200-
/O.NEW.KTOP.SV.W.0063.210621T0126Z-210621T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
826 PM CDT Sun Jun 20 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Southern Franklin County in east central Kansas...
  Northeastern Anderson County in east central Kansas...

* Until 900 PM CDT.

* At 825 PM CDT, a severe thunderstorm was located 4 miles southwest
  of Princeton, moving east at 30 mph.

  HAZARD...Golf ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  Garnett, Richmond, Greeley, Princeton and Lane. 

This includes Interstate 35 between mile markers 173 and 177.

Law enforcement reported 60 mph winds and nickel sized hail near 
Williamsburg at 811 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3826 9507 3823 9507 3839 9548 3855 9542
      3853 9506 3826 9506
TIME...MOT...LOC 0125Z 286DEG 27KT 3845 9534 

HAIL...1.75IN
WIND...60MPH
 
$$

Teefey
3 follow-up statements
355 
WWUS53 KTOP 210135
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
835 PM CDT Sun Jun 20 2021

KSC003-059-210200-
/O.CON.KTOP.SV.W.0063.000000T0000Z-210621T0200Z/
Franklin-Anderson-
835 PM CDT Sun Jun 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR SOUTHEASTERN FRANKLIN AND NORTHEASTERN ANDERSON COUNTIES...

At 835 PM CDT, a severe thunderstorm was located over Richmond,
moving east at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Trained weather spotters.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Garnett, Richmond, Greeley, Princeton and Lane. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3826 9507 3823 9507 3837 9543 3855 9536
      3853 9506 3826 9506
TIME...MOT...LOC 0135Z 286DEG 27KT 3843 9525 

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

Teefey
758 
WWUS53 KTOP 210142
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
842 PM CDT Sun Jun 20 2021

KSC003-059-210200-
/O.CON.KTOP.SV.W.0063.000000T0000Z-210621T0200Z/
Franklin-Anderson-
842 PM CDT Sun Jun 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR SOUTHEASTERN FRANKLIN AND NORTHEASTERN ANDERSON COUNTIES...

At 841 PM CDT, a severe thunderstorm was located near Greeley, moving
east at 35 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Garnett, Richmond, Greeley and Lane. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3826 9507 3823 9507 3833 9531 3850 9523
      3853 9506 3826 9506
TIME...MOT...LOC 0141Z 291DEG 31KT 3840 9517 

HAIL...0.75IN
WIND...60MPH
 
$$

Teefey
757 
WWUS53 KTOP 210151
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
851 PM CDT Sun Jun 20 2021

KSC059-210200-
/O.CAN.KTOP.SV.W.0063.000000T0000Z-210621T0200Z/
Franklin-
851 PM CDT Sun Jun 20 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FRANKLIN COUNTY
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3826 9507 3823 9507 3833 9531 3839 9528
      3839 9507 3826 9506
TIME...MOT...LOC 0150Z 314DEG 22KT 3834 9515 

$$

KSC003-210200-
/O.CON.KTOP.SV.W.0063.000000T0000Z-210621T0200Z/
Anderson-
851 PM CDT Sun Jun 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR NORTHEASTERN ANDERSON COUNTY...

At 850 PM CDT, a severe thunderstorm was located near Greeley, moving
southeast at 25 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Garnett and Greeley. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3826 9507 3823 9507 3833 9531 3839 9528
      3839 9507 3826 9506
TIME...MOT...LOC 0150Z 314DEG 22KT 3834 9515 

HAIL...0.75IN
WIND...60MPH
 
$$

Teefey

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 20, 7:15 PM CDTSpecial Weather StatementTOPOsage15 min
Jun 20, 7:19 PM CDTSevere Thunderstorm WarningTOPOsage26 min
Jun 20, 7:34 PM CDTSpecial Weather StatementTOPCoffey26 min
Jun 20, 7:44 PM CDTSevere Thunderstorm WarningTOPFranklin, Osage31 min
Jun 20, 7:49 PM CDTSpecial Weather StatementTOPCoffey26 min
Jun 20, 8:02 PM CDTSevere Thunderstorm WarningTOPCoffey28 min
Jun 20, 8:07 PM CDTSevere Thunderstorm WarningTOPFranklin, Osage23 min
Jun 20, 9:00 PM CDTSpecial Weather StatementTOPAnderson15 min
Jun 20, 9:11 PM CDTSpecial Weather StatementTOPAnderson34 min
Jun 20, 9:22 PM CDTSevere Thunderstorm WarningTOPAnderson, Franklin23 min
Jun 20, 9:34 PM CDTSpecial Weather StatementTOPFranklin26 min
Jun 20, 11:19 PM CDTSpecial Weather StatementTOPAnderson26 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.