Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 18, NWS Wichita, KS

April 6, 20214 counties in Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Apr 6, 2021, 11:56 PM CDT for 4 counties in Kansas. It was in force for 25 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
Apr 6, 2021, 11:56 PM CDT (04:56 UTC)
Expired
Apr 7, 2021, 12:21 AM CDT
In force
25 min
Issued by
NWS Wichita, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Ellsworth County, KS, McPherson County, KS, Rice County, KS, Saline County, KS

The radar

The Wichita radar (KICT), 102 km from the middle of the area, began a volume at 04:59 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
Apr 7, 12:19 AM CDTHAIL 1Marquette, KSPEA TO QUARTER SIZE. PER SOCIAL MEDIA.

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

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 6, 4:48 PM CDTSevere Thunderstorm WatchSPC7 hr
Apr 6, 9:06 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 4.9 hours before the alert went out and 187 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, Dodge City, at 00:00Z on 2021-04-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 71 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, Dodge City, at 00:00Z on 2021-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 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
71 J/kg
Mixed-layer CIN
-135 J/kg
Mixed-layer LCL
3516 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
234 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

260 
WUUS53 KICT 070456
SVRICT
KSC053-113-159-169-070600-
/O.NEW.KICT.SV.W.0018.210407T0456Z-210407T0600Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wichita KS
1156 PM CDT Tue Apr 6 2021

The National Weather Service in Wichita has issued a

* Severe Thunderstorm Warning for...
  Northern McPherson County in central Kansas...
  Northeastern Rice County in central Kansas...
  Southeastern Ellsworth County in central Kansas...
  Western Saline County in central Kansas...

* Until 100 AM CDT.

* At 1156 PM CDT, a severe thunderstorm was located near Geneseo, or
  7 miles north of Lyons, moving northeast at 45 mph.

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

  SOURCE...Law enforcement has reported one inch hail in Lyons.

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

* Locations impacted include...
  Salina, Lyons, Lindsborg, Marquette, Little River, Assaria,
  Geneseo, Brookville, Smolan, Windom, Falun, Bridgeport, Kanopolis
  Lake and Kanopolis State Park.

This includes the following highways...
 Interstate 135 between Mile Markers 64 and 86.
 Interstate 70 near Mile Marker 245.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3827 9820 3848 9830 3889 9775 3847 9737
TIME...MOT...LOC 0456Z 229DEG 39KT 3845 9817 

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

METZGER
1 follow-up statement
078 
WWUS53 KICT 070521 RRA
SVSICT

Severe Weather Statement
National Weather Service Wichita KS
1221 AM CDT Wed Apr 7 2021

KSC053-113-159-169-070531-
/O.CAN.KICT.SV.W.0018.000000T0000Z-210407T0600Z/
McPherson KS-Rice KS-Ellsworth KS-Saline KS-
1221 AM CDT Wed Apr 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN MCPHERSON...
NORTHEASTERN RICE...SOUTHEASTERN ELLSWORTH AND WESTERN SALINE
COUNTIES IS CANCELLED...
                
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 has been cancelled.  However small hail, gusty
winds and heavy rain are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
central Kansas.

LAT...LON 3827 9820 3848 9830 3889 9775 3847 9737
TIME...MOT...LOC 0520Z 229DEG 39KT 3863 9791 

$$

METZGER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 6, 7:21 PM CDTSevere Thunderstorm WarningICTBarton, Russell54 min
Apr 6, 8:09 PM CDTSpecial Weather StatementICTLincoln36 min
Apr 6, 8:14 PM CDTSpecial Weather StatementICTBarton31 min
Apr 6, 8:21 PM CDTSevere Thunderstorm WarningICTBarton54 min
Apr 6, 8:27 PM CDTSevere Thunderstorm WarningICTEllsworth, Lincoln45 min
Apr 6, 8:28 PM CDTSpecial Weather StatementICTRussell32 min
Apr 6, 9:03 PM CDTSpecial Weather StatementICTSaline57 min
Apr 6, 9:13 PM CDTSpecial Weather StatementICTBarton, Ellsworth, Lincoln62 min
Apr 6, 9:35 PM CDTSevere Thunderstorm WarningICTBarton55 min
Apr 6, 10:13 PM CDTSevere Thunderstorm WarningICTBarton49 min
Apr 6, 10:25 PM CDTSpecial Weather StatementICTEllsworth, Saline35 min
Apr 6, 10:31 PM CDTSevere Thunderstorm WarningICTBarton, Rice59 min
Apr 6, 10:54 PM CDTSevere Thunderstorm WarningICTEllsworth, Rice66 min
Apr 6, 11:41 PM CDTSevere Thunderstorm WarningICTRice40 min
Apr 6, 11:59 PM CDTSpecial Weather StatementICTHarper, Kingman61 min
Apr 7, 12:23 AM CDTSpecial Weather StatementICTHarvey, McPherson, Saline67 min
Apr 7, 12:52 AM CDTWind AdvisoryICTBarton, Ellsworth, Lincoln, Reno, Rice, Russell17 hr
Apr 7, 12:56 AM CDTSpecial Weather StatementICTHarper64 min
Apr 7, 1:15 AM CDTSpecial Weather StatementICTMcPherson, Marion45 min
Apr 7, 1:35 AM CDTSevere Thunderstorm WarningICTChase, Marion23 min
Apr 7, 1:59 AM CDTSpecial Weather StatementICTChase46 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.