Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 30, NWS Topeka, KS

May 25, 2021Washington County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at May 25, 2021, 5:40 PM CDT for Washington County, Kansas. It was in force for 50 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
May 25, 2021, 5:40 PM CDT (22:40 UTC)
Expired
May 25, 2021, 6:30 PM CDT
In force
50 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Washington County, KS

The radar

The Topeka radar (KTWX), 107 km from the middle of the area, began a volume at 22:43 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.

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 10.7 hours before the alert went out and 147 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 12:00Z on 2021-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 151 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2021-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 172 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
151 J/kg
Mixed-layer CIN
-248 J/kg
Mixed-layer LCL
676 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
172 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

209 
WUUS53 KTOP 252240
SVRTOP
KSC201-252330-
/O.NEW.KTOP.SV.W.0030.210525T2240Z-210525T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
540 PM CDT Tue May 25 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Southern Washington County in north central Kansas...

* Until 630 PM CDT.

* At 540 PM CDT, a severe thunderstorm was located 5 miles south of
  Morrowville, moving east at 15 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.

* This severe thunderstorm will be near...
  Linn around 550 PM CDT.

Other locations in the path of this severe thunderstorm include
Washington and Greenleaf.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3971 9728 3983 9722 3979 9682 3958 9687
      3959 9703
TIME...MOT...LOC 2240Z 252DEG 14KT 3977 9718 

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

Teefey
3 follow-up statements
445 
WWUS53 KTOP 252254
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
554 PM CDT Tue May 25 2021

KSC201-252330-
/O.CON.KTOP.SV.W.0030.000000T0000Z-210525T2330Z/
Washington-
554 PM CDT Tue May 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR CENTRAL WASHINGTON COUNTY...

At 554 PM CDT, a severe thunderstorm was located near Washington,
moving east at 15 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 3983 9722 3979 9682 3964 9686 3968 9708
      3972 9728
TIME...MOT...LOC 2254Z 252DEG 14KT 3979 9711 

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

Teefey
374 
WWUS53 KTOP 252312
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
612 PM CDT Tue May 25 2021

KSC201-252330-
/O.CON.KTOP.SV.W.0030.000000T0000Z-210525T2330Z/
Washington-
612 PM CDT Tue May 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR CENTRAL WASHINGTON COUNTY...

At 611 PM CDT, a severe thunderstorm was located near Washington,
moving northeast at 15 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, Greenleaf and Barnes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3983 9722 3979 9682 3967 9685 3970 9707
      3972 9728
TIME...MOT...LOC 2311Z 249DEG 15KT 3979 9708 

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

Teefey
297 
WWUS53 KTOP 252326
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
626 PM CDT Tue May 25 2021

KSC201-252335-
/O.EXP.KTOP.SV.W.0030.000000T0000Z-210525T2330Z/
Washington-
626 PM CDT Tue May 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL WASHINGTON COUNTY WILL
EXPIRE AT 630 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However heavy rain
is still possible with this thunderstorm.

LAT...LON 3983 9722 3979 9682 3967 9685 3970 9707
      3972 9728
TIME...MOT...LOC 2325Z 252DEG 14KT 3981 9702 

$$

Teefey

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 4:20 PM CDTSpecial Weather StatementTOPOttawa25 min
May 25, 4:40 PM CDTSpecial Weather StatementTOPWashington35 min
May 25, 4:47 PM CDTSevere Thunderstorm WarningTOPOttawa28 min
May 25, 4:56 PM CDTSpecial Weather StatementTOPWashington34 min
May 25, 5:15 PM CDTSpecial Weather StatementTOPOttawa30 min
May 25, 5:17 PM CDTSpecial Weather StatementTOPWashington28 min
May 25, 5:25 PM CDTSevere Thunderstorm WarningTOPMarshall, Washington40 min
May 25, 5:49 PM CDTSevere Thunderstorm WarningTOPMarshall26 min
May 25, 6:17 PM CDTFlash Flood WarningTOPWashington3 hr
May 25, 6:23 PM CDTAreal Flood AdvisoryTOPMarshall, Washington3 hr
May 25, 6:38 PM CDTSpecial Weather StatementTOPWashington22 min
May 25, 6:46 PM CDTFlash Flood WarningTOPWashington2 hr
May 25, 6:51 PM CDTSpecial Weather StatementTOPMarshall24 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.