Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 134, NWS Wichita, KS
NWS Wichita, KS issued this severe thunderstorm warning at Aug 20, 2021, 7:23 PM CDT for 4 counties in Kansas. It was in force for 67 min. 7 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, 7:23 PM CDT (00:23 UTC)
- Expired
- Aug 20, 2021, 8:30 PM CDT
- In force
- 67 min
- Issued by
- NWS Wichita, KS
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Marion County, KS, McPherson County, KS, Rice County, KS, Saline County, KS
The radar
The Wichita radar (KICT), 91 km from the middle of the area, began a volume at 00:23 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, 7:35 PM CDT | TSTM WND GST 62 | 2 Sw Mcpherson, KS | MEASURED AT MCPHERSON AIRPORT. |
| Aug 20, 7:39 PM CDT | TSTM WND GST 60 | 7 N Inman, KS | |
| Aug 20, 7:41 PM CDT | TSTM WND GST 60 | 1 Nw Mcpherson, KS | 60 TO 70 MPH REPORTED IN NORTHWEST MCPHERSON BY NWS EMPLOYEE. |
| Aug 20, 7:50 PM CDT | TSTM WND GST 60 | Galva, KS | |
| Aug 20, 7:50 PM CDT | TSTM WND GST 69 | 1 S Mcpherson, KS | MESONET STATION K5MCP K-61 @ K-153 INTERCHANGE MCPHERSON. |
| Aug 20, 8:03 PM CDT | TSTM WND GST 60 | 1 W Canton, KS | MESONET STATION UP317 0.8 W CANTON (UPR). |
| Aug 20, 8:32 PM CDT | TSTM WND DMG | 5 Wnw Inman, KS | REPORT FROM MPING: TREES UPROOTED OR SNAPPED; ROOF BLOWN OFF. |
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, 0.4 hours before the alert went out and 190 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.
- Mixed-layer CAPE
- 3676 J/kg
- Mixed-layer CIN
- -53 J/kg
- Mixed-layer LCL
- 1017 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 145 m²/s²
- 0-3 km storm-relative helicity
- 242 m²/s²
- Significant tornado parameter
- 3.1
- Supercell composite
- 18.5
The text
As transmitted.
302
WUUS53 KICT 210023
SVRICT
KSC113-115-159-169-210130-
/O.NEW.KICT.SV.W.0134.210821T0023Z-210821T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wichita KS
723 PM CDT Fri Aug 20 2021
The National Weather Service in Wichita has issued a
* Severe Thunderstorm Warning for...
McPherson County in central Kansas...
Eastern Rice County in central Kansas...
Northwestern Marion County in central Kansas...
Southeastern Saline County in central Kansas...
* Until 830 PM CDT.
* At 722 PM CDT, severe thunderstorms were located along a line
extending from 5 miles east of Lindsborg to 5 miles northwest of
Mcpherson to 8 miles south of Windom, 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...
Mcpherson, Lindsborg, Sterling, Moundridge, Inman, Galva, Canton,
Marquette, Little River, Goessel, Ramona, Lehigh, Windom, Durham,
Tampa, Mcpherson Airport, Roxbury and Bridgeport.
This includes Interstate 135 between Mile Markers 44 and 80.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3861 9737 3861 9702 3818 9738 3817 9814
3816 9815 3817 9826 3852 9797 3852 9792
3859 9791 3871 9737
TIME...MOT...LOC 0022Z 244DEG 26KT 3856 9758 3841 9776 3827 9795
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KLEINSASSER4 follow-up statements
206
WWUS53 KICT 210035
SVSICT
Severe Weather Statement
National Weather Service Wichita KS
735 PM CDT Fri Aug 20 2021
KSC159-210044-
/O.CAN.KICT.SV.W.0134.000000T0000Z-210821T0130Z/
Rice KS-
735 PM CDT Fri Aug 20 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN RICE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3861 9737 3861 9702 3860 9702 3818 9738
3818 9792 3852 9792 3859 9791 3871 9737
TIME...MOT...LOC 0034Z 248DEG 22KT 3856 9757 3823 9786
$$
KSC113-115-169-210130-
/O.CON.KICT.SV.W.0134.000000T0000Z-210821T0130Z/
McPherson KS-Marion KS-Saline KS-
735 PM CDT Fri Aug 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR MCPHERSON...NORTHWESTERN MARION AND SOUTHEASTERN SALINE
COUNTIES...
At 734 PM CDT, severe thunderstorms were located along a line
extending from 5 miles east of Lindsborg to near Inman, moving east
at 25 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Mcpherson, Lindsborg, Moundridge, Inman, Galva, Canton, Marquette,
Goessel, Ramona, Lehigh, Windom, Durham, Tampa, Mcpherson Airport,
Roxbury, Bridgeport and Marion Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3861 9737 3861 9702 3860 9702 3818 9738
3818 9792 3852 9792 3859 9791 3871 9737
TIME...MOT...LOC 0034Z 248DEG 22KT 3856 9757 3823 9786
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KLEINSASSER792
WWUS53 KICT 210049
SVSICT
Severe Weather Statement
National Weather Service Wichita KS
749 PM CDT Fri Aug 20 2021
KSC169-210058-
/O.CAN.KICT.SV.W.0134.000000T0000Z-210821T0130Z/
Saline KS-
749 PM CDT Fri Aug 20 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SALINE COUNTY IS
CANCELLED...
The storms which prompted the warning have weakened. Therefore, the
warning has been cancelled.
LAT...LON 3818 9738 3818 9792 3852 9792 3859 9791
3861 9757 3861 9702
TIME...MOT...LOC 0048Z 249DEG 23KT 3845 9760 3823 9778
$$
KSC113-115-210130-
/O.CON.KICT.SV.W.0134.000000T0000Z-210821T0130Z/
McPherson KS-Marion KS-
749 PM CDT Fri Aug 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR MCPHERSON AND NORTHWESTERN MARION COUNTIES...
At 748 PM CDT, severe thunderstorms were located along a line
extending from 5 miles northwest of Galva to Inman, moving northeast
at 25 mph.
HAZARD...70 mph wind gusts and quarter 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...
Mcpherson, Lindsborg, Moundridge, Inman, Galva, Canton, Marquette,
Goessel, Ramona, Lehigh, Windom, Durham, Tampa, Mcpherson Airport and
Roxbury.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3818 9738 3818 9792 3852 9792 3859 9791
3861 9757 3861 9702
TIME...MOT...LOC 0048Z 249DEG 23KT 3845 9760 3823 9778
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
KLEINSASSER617
WWUS53 KICT 210056
SVSICT
Severe Weather Statement
National Weather Service Wichita KS
756 PM CDT Fri Aug 20 2021
KSC113-115-210130-
/O.CON.KICT.SV.W.0134.000000T0000Z-210821T0130Z/
McPherson KS-Marion KS-
756 PM CDT Fri Aug 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR MCPHERSON AND NORTHWESTERN MARION COUNTIES...
At 756 PM CDT, a severe thunderstorm was located near Inman, moving
east to northeast at 25 mph.
HAZARD...70 mph wind gusts and ping pong ball size hail.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
Locations impacted include...
Mcpherson, Lindsborg, Moundridge, Inman, Galva, Canton, Marquette,
Goessel, Ramona, Lehigh, Windom, Durham, Tampa, Mcpherson Airport and
Roxbury.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3818 9738 3818 9792 3852 9792 3859 9791
3861 9757 3861 9702
TIME...MOT...LOC 0056Z 256DEG 19KT 3827 9771
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
KLEINSASSER018
WWUS53 KICT 210113
SVSICT
Severe Weather Statement
National Weather Service Wichita KS
813 PM CDT Fri Aug 20 2021
KSC113-115-210130-
/O.CON.KICT.SV.W.0134.000000T0000Z-210821T0130Z/
McPherson KS-Marion KS-
813 PM CDT Fri Aug 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR MCPHERSON AND NORTHWESTERN MARION COUNTIES...
At 813 PM CDT, severe thunderstorms were located along a line
extending from Ramona to near Inman, moving east at 20 mph.
HAZARD...70 mph wind gusts and quarter 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...
Mcpherson, Moundridge, Inman, Galva, Canton, Goessel, Ramona, Lehigh,
Durham, Tampa, Mcpherson Airport and Roxbury.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3818 9738 3818 9792 3830 9792 3861 9737
3861 9702
TIME...MOT...LOC 0113Z 262DEG 19KT 3859 9705 3819 9782
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
KLEINSASSERThe office that day
Everything else NWS Wichita, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 20, 7:03 PM CDT | Special Weather Statement | ICT | McPherson, Rice | 27 min |
| Aug 20, 8:07 PM CDT | Special Weather Statement | ICT | Reno | 38 min |
| Aug 20, 8:22 PM CDT | Severe Thunderstorm Warning | ICT | Chase, McPherson, Marion | 68 min |
| Aug 20, 8:27 PM CDT | Severe Thunderstorm Warning | ICT | Reno | 63 min |
| Aug 20, 9:20 PM CDT | Severe Thunderstorm Warning | ICT | Harvey, Reno, Sedgwick | 55 min |
| Aug 20, 9:55 PM CDT | Areal Flood Warning | ICT | Harvey, McPherson, Reno | 10 hr |
| Aug 20, 10:07 PM CDT | Severe Thunderstorm Warning | ICT | Butler, Harvey, Marion, Reno, Sedgwick | 53 min |
| Aug 20, 10:10 PM CDT | Special Weather Statement | ICT | Kingman | 35 min |
| Aug 20, 10:31 PM CDT | Severe Thunderstorm Warning | ICT | Kingman | 44 min |
| Aug 20, 11:07 PM CDT | Special Weather Statement | ICT | Sedgwick | 23 min |
| Aug 20, 11:46 PM CDT | Special Weather Statement | ICT | Butler | 29 min |
| Aug 21, 12:20 AM CDT | Special Weather Statement | ICT | Butler | 40 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.