Alert archive / Kansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 137, NWS Wichita, KS
NWS Wichita, KS issued this severe thunderstorm warning at Aug 20, 2021, 9:20 PM CDT for Harvey County, Reno County, Sedgwick County, Kansas. It was in force for 55 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, 9:20 PM CDT (02:20 UTC)
- Expired
- Aug 20, 2021, 10:15 PM CDT
- In force
- 55 min
- Issued by
- NWS Wichita, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Harvey County, KS, Reno County, KS, Sedgwick County, KS
The radar
The Wichita radar (KICT), 41 km from the middle of the area, began a volume at 02:24 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, 9:40 PM CDT | TSTM WND GST 58 | 2 W Halstead, KS |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Dodge City, (KDDC), launched 00:00Z, 2.3 hours before the alert went out and 193 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
- 1329 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 2100 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 168 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.1
The text
As transmitted.
869
WUUS53 KICT 210220
SVRICT
KSC079-155-173-210315-
/O.NEW.KICT.SV.W.0137.210821T0220Z-210821T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wichita KS
920 PM CDT Fri Aug 20 2021
The National Weather Service in Wichita has issued a
* Severe Thunderstorm Warning for...
Reno County in south central Kansas...
Northern Sedgwick County in south central Kansas...
Harvey County in south central Kansas...
* Until 1015 PM CDT.
* At 919 PM CDT, severe thunderstorms were located along a line
extending from 6 miles southwest of Moundridge to near Haven,
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...
Hutchinson, Newton, Park City, Valley Center, Hesston, South
Hutchinson, Halstead, North Newton, Sedgwick, Buhler, Haven,
Burrton, Mount Hope, Whitewater, Pretty Prairie, Bentley,
Arlington, Partridge, Walton and Yoder.
This includes Interstate 135 between Mile Markers 18 and 42.
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 3817 9793 3817 9715 3784 9715 3783 9770
3773 9770 3774 9847
TIME...MOT...LOC 0219Z 261DEG 21KT 3815 9762 3795 9781
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KLEINSASSER2 follow-up statements
676
WWUS53 KICT 210232
SVSICT
Severe Weather Statement
National Weather Service Wichita KS
932 PM CDT Fri Aug 20 2021
KSC079-155-173-210315-
/O.CON.KICT.SV.W.0137.000000T0000Z-210821T0315Z/
Reno KS-Sedgwick KS-Harvey KS-
932 PM CDT Fri Aug 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR EASTERN RENO...NORTHERN SEDGWICK AND HARVEY COUNTIES...
At 931 PM CDT, severe thunderstorms were located along a line
extending from near Moundridge to near Halstead to 6 miles north of
Pretty Prairie, moving east at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Hutchinson, Newton, Park City, Valley Center, Hesston, South
Hutchinson, Halstead, North Newton, Sedgwick, Buhler, Haven, Burrton,
Mount Hope, Whitewater, Pretty Prairie, Bentley, Arlington,
Partridge, Walton and Yoder.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3817 9782 3817 9715 3784 9715 3783 9770
3773 9770 3774 9841
TIME...MOT...LOC 0231Z 264DEG 33KT 3816 9754 3798 9760 3787 9806
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KLEINSASSER931
WWUS53 KICT 210252
SVSICT
Severe Weather Statement
National Weather Service Wichita KS
952 PM CDT Fri Aug 20 2021
KSC079-155-173-210315-
/O.CON.KICT.SV.W.0137.000000T0000Z-210821T0315Z/
Reno KS-Sedgwick KS-Harvey KS-
952 PM CDT Fri Aug 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR EASTERN RENO...NORTHERN SEDGWICK AND HARVEY COUNTIES...
At 952 PM CDT, severe thunderstorms were located along a line
extending from Hesston to Sedgwick to 7 miles east of Pretty Prairie,
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...
Hutchinson, Newton, Park City, Valley Center, Hesston, South
Hutchinson, Halstead, North Newton, Sedgwick, Buhler, Haven, Burrton,
Mount Hope, Whitewater, Pretty Prairie, Bentley, Arlington,
Partridge, Walton and Yoder.
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 3817 9782 3817 9715 3784 9715 3783 9770
3773 9770 3774 9841
TIME...MOT...LOC 0252Z 275DEG 21KT 3813 9741 3792 9745 3781 9789
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 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, 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, 8:22 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, 9:55 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.