Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 133, NWS Wichita, KS

August 20, 2021Saline County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Aug 20, 2021, 6:13 PM CDT for Saline County, Kansas. It was in force for 58 min. 3 reports 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: Aug 20, 2021, 6:13 PM CDT (23:13 UTC)
Expired: Aug 20, 2021, 7:11 PM CDT
In force: 58 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Saline County, KS

The radar

The Topeka radar (KTWX), 119 km from the middle of the area, began a volume at 23:16 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

Time	Report	Where	Remark
Aug 20, 6:22 PM CDT	TSTM WND GST 50	4 Wsw Assaria, KS	SMALL TREE LIMBS WERE REPORTED TO BE BLOWING AROUND IN THE WIND.
Aug 20, 6:31 PM CDT	TSTM WND GST 60	3 Sw Salina, KS	ASOS STATION KSLN SALINA REGIONAL AIRPORT.
Aug 20, 6:34 PM CDT	TSTM WND DMG	2 Sw Smolan, KS	DAMAGED POWERLINES WERE REPORTED FROM THE PUBLIC A LONG WITH A PICTURE OF THE DAMAGE.

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 12:00Z, 11.2 hours before the alert went out and 170 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: 1273 J/kg
Mixed-layer CIN: -61 J/kg
Mixed-layer LCL: 702 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 148 m²/s²
0-3 km storm-relative helicity: 138 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.7

Open this sounding in Storm Lab

The text

As transmitted.

789 
WUUS53 KICT 202313
SVRICT
KSC169-210030-
/O.NEW.KICT.SV.W.0133.210820T2313Z-210821T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wichita KS
613 PM CDT Fri Aug 20 2021

The National Weather Service in Wichita has issued a

* Severe Thunderstorm Warning for...
  Saline County in central Kansas...

* Until 730 PM CDT.

* At 612 PM CDT, a severe thunderstorm was located 6 miles southwest
  of Smolan, or 6 miles northwest of Lindsborg, moving northeast at 
  30 mph. Another severe storm was located north of Salina, also 
  moving northeast.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Salina, Assaria, Gypsum, Brookville, Smolan, New Cambria, Falun,
  Glendale, Bridgeport, Salina Airport and Kipp.

This includes the following highways...
 Interstate 135 between Mile Markers 77 and 95.
 Interstate 70 between Mile Markers 236 and 266.

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 3896 9737 3861 9737 3861 9793 3896 9793
TIME...MOT...LOC 2312Z 226DEG 24KT 3866 9774 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

KLEINSASSER

4 follow-up statements

680 
WWUS53 KICT 202323
SVSICT

Severe Weather Statement
National Weather Service Wichita KS
623 PM CDT Fri Aug 20 2021

KSC169-210030-
/O.CON.KICT.SV.W.0133.000000T0000Z-210821T0030Z/
Saline KS-
623 PM CDT Fri Aug 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR SALINE COUNTY...

At 621 PM CDT, a broken line of strong to severe thunderstorms 
stretched from north to south across Saline county, moving northeast 
at 30 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Salina, Assaria, Gypsum, Brookville, Smolan, New Cambria, Falun,
Glendale, Bridgeport, Salina Airport and Kipp.

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 3896 9737 3861 9737 3861 9793 3896 9793
TIME...MOT...LOC 2321Z 226DEG 24KT 3870 9768 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

KLEINSASSER

457 
WWUS53 KICT 202341
SVSICT

Severe Weather Statement
National Weather Service Wichita KS
641 PM CDT Fri Aug 20 2021

KSC169-210030-
/O.CON.KICT.SV.W.0133.000000T0000Z-210821T0030Z/
Saline KS-
641 PM CDT Fri Aug 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR SALINE COUNTY...

At 640 PM CDT, a severe thunderstorm was located near New Cambria, 
or 6 miles east of Salina, moving northeast at 30 mph. Additional 
strong to severe storms were located across Rice and McPherson 
counties, also moving northeast.

HAZARD...70 mph wind gusts and ping pong ball size hail.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

Locations impacted include...
Salina, Assaria, Gypsum, Brookville, Smolan, New Cambria, Falun,
Glendale, Bridgeport, Salina Airport and Kipp.

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 3896 9737 3861 9737 3861 9793 3896 9793
TIME...MOT...LOC 2340Z 229DEG 27KT 3880 9750 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

KLEINSASSER

709 
WWUS53 KICT 202348
SVSICT

Severe Weather Statement
National Weather Service Wichita KS
648 PM CDT Fri Aug 20 2021

KSC169-210030-
/O.CON.KICT.SV.W.0133.000000T0000Z-210821T0030Z/
Saline KS-
648 PM CDT Fri Aug 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR SALINE COUNTY...

At 648 PM CDT, a severe thunderstorm was located near New Cambria, or
9 miles east of Salina, moving northeast at 30 mph.

HAZARD...70 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Salina, Assaria, Gypsum, Smolan, New Cambria, Falun, Bridgeport,
Salina Airport and Kipp.

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 3896 9737 3861 9737 3861 9793 3883 9772
      3896 9759
TIME...MOT...LOC 2348Z 226DEG 24KT 3884 9745 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

KLEINSASSER

677 
WWUS53 KICT 210011
SVSICT

Severe Weather Statement
National Weather Service Wichita KS
711 PM CDT Fri Aug 20 2021

KSC169-210021-
/O.CAN.KICT.SV.W.0133.000000T0000Z-210821T0030Z/
Saline KS-
711 PM CDT Fri Aug 20 2021

...THE SEVERE THUNDERSTORM WARNING FOR SALINE COUNTY IS CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.  However gusty winds and heavy rain are still
possible with this thunderstorm.

LAT...LON 3896 9737 3861 9737 3861 9793 3883 9772
      3896 9759
TIME...MOT...LOC 0008Z 226DEG 24KT 3895 9731 

$$

KLEINSASSER

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 20, 4:05 PM CDT	Special Weather Statement	ICT	Lincoln	25 min
Aug 20, 4:27 PM CDT	Special Weather Statement	ICT	Lincoln	33 min
Aug 20, 4:59 PM CDT	Special Weather Statement	ICT	Lincoln	31 min
Aug 20, 5:26 PM CDT	Special Weather Statement	ICT	Barton	34 min
Aug 20, 5:28 PM CDT	Special Weather Statement	ICT	Saline	32 min
Aug 20, 5:30 PM CDT	Special Weather Statement	ICT	Saline	30 min
Aug 20, 5:34 PM CDT	Special Weather Statement	ICT	Rice	26 min
Aug 20, 5:54 PM CDT	Special Weather Statement	ICT	Rice	36 min
Aug 20, 6:01 PM CDT	Severe Thunderstorm Warning	ICT	Ellsworth, McPherson, Rice	59 min
Aug 20, 6:08 PM CDT	Special Weather Statement	ICT	Barton	37 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2021 Every 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.