Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Wichita, KS

August 7, 2021McPherson County, Marion County, Rice County, Kansas

NWS Wichita, KS issued this special weather statement at Aug 7, 2021, 9:52 PM CDT for McPherson County, Marion County, Rice County, Kansas. It was in force for 23 min. 2 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 7, 2021, 9:52 PM CDT (02:52 UTC)
Expired
Aug 7, 2021, 10:15 PM CDT
In force
23 min
Issued by
NWS Wichita, KS
Hail
0.50 in
Wind
50

Counties Marion County, KS, McPherson County, KS, Rice County, KS

The radar

The Wichita radar (KICT), 82 km from the middle of the area, began a volume at 02:54 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
Aug 7, 10:15 PM CDTTSTM WND GST 562 Nw Hutchinson, KS
Aug 7, 10:20 PM CDTTSTM WND GST 60N Sterling, KS50 TO 60 MPH QUICK BURST OF WIND AND THEN SUBSIDED.

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, 2.9 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, Topeka, KS at 00:00Z on 2021-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1803 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2021-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
1803 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
1923 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
157 m²/s²
Significant tornado parameter
0.1
Supercell composite
7.5

Open this sounding in Storm Lab

The text

As transmitted.

425 
WWUS83 KICT 080252
SPSICT

Special Weather Statement
National Weather Service Wichita KS
952 PM CDT Sat Aug 7 2021
 
KSZ050>052-067-068-080315-
Reno KS-Rice KS-McPherson KS-Harvey KS-Marion KS-
952 PM CDT Sat Aug 7 2021

...Strong thunderstorms will impact portions of McPherson, northern
Reno, northwestern Harvey, Rice and Marion Counties through 1015 PM
CDT...

At 951 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Ramona to 6 miles northwest of Moundridge
to 9 miles south of Raymond. Movement was east at 40 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

Locations impacted include...
Hutchinson, Mcpherson, Lyons, Hillsboro, Sterling, Marion,
Moundridge, Inman, Buhler, Nickerson, Galva, Canton, Little River,
Goessel, Lincolnville, Ramona, Lehigh, Alden, Windom and Durham.

This includes Interstate 135 between Mile Markers 43 and 74.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

If on or near Marion Lake, get out of the water and move indoors or 
inside a vehicle. Remember, lightning can strike out to 10 miles 
from the parent thunderstorm. If you can hear thunder, you are close 
enough to be struck by lightning. Move to safe shelter now! Do not 
be caught on the water in a thunderstorm.

A Severe Thunderstorm Watch remains in effect until 100 AM CDT for
central Kansas.

&&

LAT...LON 3844 9826 3861 9742 3861 9693 3852 9693
      3852 9684 3830 9684 3803 9804 3808 9847
      3820 9847
TIME...MOT...LOC 0251Z 269DEG 36KT 3861 9712 3828 9756 3815 9844 

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

$$

DARMOFAL

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 7:33 PM CDTSevere Thunderstorm Warning Considerable damage threatICTBarton, Ellsworth, Lincoln, Rice, Russell57 min
Aug 7, 8:25 PM CDTSevere Thunderstorm Warning Considerable damage threatICTBarton, Ellsworth, Lincoln, McPherson, Rice, Saline65 min
Aug 7, 9:08 PM CDTSpecial Weather StatementICTMcPherson22 min
Aug 7, 9:27 PM CDTSpecial Weather StatementICTMcPherson, Rice, Saline33 min
Aug 7, 10:10 PM CDTSpecial Weather StatementICTRice20 min
Aug 7, 10:19 PM CDTSevere Thunderstorm WarningICTMcPherson, Reno, Rice26 min
Aug 7, 10:24 PM CDTSevere Thunderstorm WarningICTKingman, Reno36 min
Aug 7, 10:56 PM CDTSpecial Weather StatementICTKingman, Reno34 min
Aug 7, 11:01 PM CDTAreal Flood WarningICTMcPherson, Marion, Reno, Rice6 hr
Aug 7, 11:26 PM CDTSpecial Weather StatementICTHarvey, Kingman, Sedgwick34 min
Aug 7, 11:48 PM CDTSpecial Weather StatementICTHarvey, Sedgwick42 min
Aug 8, 12:21 AM CDTSpecial Weather StatementICTButler, Cowley, Elk, Greenwood54 min
Aug 8, 2:18 PM CDTHeat AdvisoryICTAllen, Barton, Butler, Chase, Chautauqua, Cowley and 20 more4 days

Nearby

Special Weather Statements in Kansas, 2021Every special weather statement 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.