Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 135, NWS Wichita, KS
NWS Wichita, KS issued this severe thunderstorm warning at Aug 20, 2021, 8:22 PM CDT for Chase County, McPherson County, Marion County, Kansas. It was in force for 68 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
- Aug 20, 2021, 8:22 PM CDT (01:22 UTC)
- Expired
- Aug 20, 2021, 9:30 PM CDT
- In force
- 68 min
- Issued by
- NWS Wichita, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Chase County, KS, Marion County, KS, McPherson County, KS
The radar
The Wichita radar (KICT), 91 km from the middle of the area, began a volume at 01:26 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, 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, 1.4 hours before the alert went out and 142 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.
284
WUUS53 KICT 210122
SVRICT
KSC017-113-115-210230-
/O.NEW.KICT.SV.W.0135.210821T0122Z-210821T0230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wichita KS
822 PM CDT Fri Aug 20 2021
The National Weather Service in Wichita has issued a
* Severe Thunderstorm Warning for...
Southern McPherson County in central Kansas...
Northwestern Chase County in east central Kansas...
Marion County in central Kansas...
* Until 930 PM CDT.
* At 822 PM CDT, severe thunderstorms were located along a line
extending from near Burdick to near Inman, moving east at 25 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...
Mcpherson, Hillsboro, Marion, Moundridge, Inman, Peabody,
Cottonwood Falls, Galva, Canton, Strong City, Florence, Goessel,
Lincolnville, Ramona, Lehigh, Durham, Tampa, Lost Springs, Elmdale
and Cedar Point.
This includes Interstate 135 between Mile Markers 44 and 64.
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 3852 9693 3852 9635 3817 9667 3818 9792
3829 9792 3861 9719 3861 9693
TIME...MOT...LOC 0122Z 262DEG 24KT 3856 9692 3821 9772
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KLEINSASSER2 follow-up statements
201
WWUS53 KICT 210141
SVSICT
Severe Weather Statement
National Weather Service Wichita KS
841 PM CDT Fri Aug 20 2021
KSC017-113-115-210230-
/O.CON.KICT.SV.W.0135.000000T0000Z-210821T0230Z/
McPherson KS-Chase KS-Marion KS-
841 PM CDT Fri Aug 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT
FOR SOUTHERN MCPHERSON...NORTHWESTERN CHASE AND MARION COUNTIES...
At 839 PM CDT, severe thunderstorms were located along a line
extending from 5 miles south of Burdick to near Moundridge, moving
east at 25 mph. The strongest storms were located across southern
McPherson county, and also over far northeast Marion county.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Mcpherson, Hillsboro, Marion, Moundridge, Inman, Peabody, Cottonwood
Falls, Galva, Canton, Strong City, Florence, Goessel, Lincolnville,
Lehigh, Elmdale, Cedar Point, Hymer, Marion Lake, Tallgrass Prairie
and Pilsen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3852 9693 3852 9635 3817 9667 3818 9792
3829 9792 3854 9694
TIME...MOT...LOC 0139Z 268DEG 23KT 3849 9682 3822 9758
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KLEINSASSER886
WWUS53 KICT 210225
SVSICT
Severe Weather Statement
National Weather Service Wichita KS
925 PM CDT Fri Aug 20 2021
KSC017-113-115-210234-
/O.EXP.KICT.SV.W.0135.000000T0000Z-210821T0230Z/
McPherson KS-Chase KS-Marion KS-
925 PM CDT Fri Aug 20 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MCPHERSON...
NORTHWESTERN CHASE AND MARION COUNTIES WILL EXPIRE AT 930 PM CDT...
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire. However very small hail, gusty winds and
heavy rain are still possible with these thunderstorms.
LAT...LON 3852 9693 3852 9635 3817 9667 3818 9792
3829 9792 3854 9694
TIME...MOT...LOC 0224Z 262DEG 24KT 3853 9644 3826 9720
$$
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, 7:23 PM CDT | Severe Thunderstorm Warning | ICT | McPherson, Marion, Rice, Saline | 67 min |
| Aug 20, 8:07 PM CDT | Special Weather Statement | ICT | Reno | 38 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.