Alert archive / Kansas / Special Weather Statements in 2020

Special Weather Statement, NWS Wichita, KS

July 19, 2020Labette County, Kansas

NWS Wichita, KS issued this special weather statement at Jul 19, 2020, 10:18 PM CDT for Labette County, Kansas. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 19, 2020, 10:18 PM CDT (03:18 UTC)
Expired
Jul 19, 2020, 11:15 PM CDT
In force
57 min
Issued by
NWS Wichita, KS

County Labette County, KS

The radar

The Tulsa radar (KINX), 127 km from the middle of the area, began a volume at 03:18 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.3 hours before the alert went out and 133 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, Springfield, MO at 00:00Z on 2020-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2175 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2020-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 square meters per square second.1939Sfc1 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
2175 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
1325 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
-21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wichita, KS wrote its last area forecast discussion before this special weather statement went out at Jul 19, 9:08 PM CDT, 1 hour 10 minutes earlier.

Area forecast discussion, Jul 19, 9:08 PM CDT, 1 hour 10 minutes before
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Hazardous weather outlook, Jul 19, 4:25 PM CDT, 5 hours 53 minutes before
Hazardous Weather Outlook
National Weather Service Wichita KS
425 PM CDT Sun Jul 19 2020

KSZ032-033-047>053-067>072-082-083-091>096-098>100-202130-
Russell-Lincoln-Barton-Ellsworth-Saline-Rice-McPherson-Marion-Chase-
Reno-Harvey-Butler-Greenwood-Woodson-Allen-Kingman-Sedgwick-Harper-
Sumner-Cowley-Elk-Wilson-Neosho-Chautauqua-Montgomery-Labette-
425 PM CDT Sun Jul 19 2020

This hazardous weather outlook is for portions of Central Kansas,
South Central Kansas and Southeast Kansas.

.DAY ONE...Tonight

Heat indices around 105 degrees continue to be possible in southeast
Kansas for the rest of the afternoon and early evening. See the
latest Heat Advisory for details.

Isolated to scattered thunderstorms are possible for late this
afternoon and tonight. A few storms could produce small hail, gusty
winds of 40 to 60 mph, and heavy rainfall which could cause some
flooding problems.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Additional rounds of scattered to numerous thunderstorms are
expected for Monday through Wednesday morning. A few strong to
marginally severe storms are possible. Very heavy rainfall could be
the greater risk, with some flooding problems possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated tonight.

&&

For a graphical version of this information, see our webpage at:
https://weather.gov/crh/ghwo?sid=ict

In the hours before

Special weather statement, Jul 19, 5:55 PM CDT, 4 hours 23 minutes before
Special Weather Statement
National Weather Service Wichita KS
555 PM CDT Sun Jul 19 2020

KSZ053-070-200000-
Greenwood KS-Chase KS-
555 PM CDT Sun Jul 19 2020

The National Weather Service in Wichita has issued a

* Significant Weather Advisory for...
  Northwestern Greenwood County in southeastern Kansas...
  Southeastern Chase County in east central Kansas...

* Until 700 PM CDT.

* At 553 PM CDT...National Weather Service meteorologists were
  tracking a strong thunderstorm 13 miles southeast of Cottonwood
  Falls...moving southeast at 10 mph.

hail up to the size of nickels...and wind gusts up to 50 mph will be
possible with this storm.

* This storm will remain over mainly rural areas of northwestern
  Greenwood and southeastern Chase Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

The storms are not expected to become severe.

&&

LAT...LON 3809 9656 3829 9650 3828 9636 3817 9636
      3817 9621 3801 9639 3809 9652
TIME...MOT...LOC 2255Z 309DEG 10KT 3819 9644

KETCHAM
Special weather statement, Jul 19, 7:02 PM CDT, 3 hours 16 minutes before
Special Weather Statement
National Weather Service Wichita KS
702 PM CDT Sun Jul 19 2020

KSZ070-200045-
Greenwood KS-
702 PM CDT Sun Jul 19 2020

The National Weather Service in Wichita has issued a

* Significant Weather Advisory for...
  Northwestern Greenwood County in southeastern Kansas...

* Until 745 PM CDT.

* At 700 PM CDT...National Weather Service meteorologists were
  tracking a strong thunderstorm 12 miles west of Hamilton, or 14
  miles southwest of Madison...moving southeast at 15 mph.

hail up to the size of nickels...and wind gusts up to 50 mph will be
possible with this storm.

* Locations impacted include...
  Thrall and Eureka City Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

The storms are not expected to become severe.

&&

LAT...LON 3790 9631 3808 9650 3808 9636 3815 9635
      3798 9618
TIME...MOT...LOC 0002Z 317DEG 12KT 3804 9638

KETCHAM
Special weather statement, Jul 19, 8:07 PM CDT, 2 hours 11 minutes before
Special Weather Statement
National Weather Service Wichita KS
807 PM CDT Sun Jul 19 2020

KSZ072-200130-
Allen KS-
807 PM CDT Sun Jul 19 2020

The National Weather Service in Wichita has issued a

* Significant Weather Advisory for...
  Allen County in southeastern Kansas...

* Until 830 PM CDT.

* At 803 PM CDT...National Weather Service meteorologists were
  tracking strong thunderstorms along a line extending from near
  Colony to near Bronson...and moving southeast at 10 to 20 mph.

Dime size hail and 55 mph winds are possible with these storms.

* Locations impacted include...
  Iola, La Harpe, Gas, Moran, Savonburg, Elsmore and Mildred.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared to take shelter in the event the storms intensify and
become severe...or a warning is issued by the National Weather
Service.

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

&&

LAT...LON 3773 9509 3773 9518 3803 9552 3804 9552
      3804 9508
TIME...MOT...LOC 0106Z 316DEG 15KT 3804 9536 3793 9507

KLEINSASSER
Special weather statement, Jul 19, 8:45 PM CDT, 1 hour 33 minutes before
Special Weather Statement
National Weather Service Wichita KS
845 PM CDT Sun Jul 19 2020

KSZ070-200245-
Greenwood KS-
845 PM CDT Sun Jul 19 2020

The National Weather Service in Wichita has issued a

* Significant Weather Advisory for...
  Northeastern Greenwood County in southeastern Kansas...

* Until 945 PM CDT.

* At 842 PM CDT...National Weather Service meteorologists were
  tracking a strong thunderstorm near Madison...moving southeast at
  10 mph.

hail up to the size of nickels...and wind gusts up to 50 mph will be
possible with this storm.

* Locations impacted include...
  Madison, Hamilton and Virgil.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

The storms are not expected to become severe.

&&

LAT...LON 3817 9632 3817 9596 3794 9596 3794 9623
TIME...MOT...LOC 0144Z 326DEG 11KT 3813 9620

KETCHAM
Local storm report, Jul 19, 9:16 PM CDT, 1 hour 2 minutes before
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Special weather statement, Jul 19, 10:18 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Wichita KS
1018 PM CDT Sun Jul 19 2020

KSZ100-200415-
Labette KS-
1018 PM CDT Sun Jul 19 2020

The National Weather Service in Wichita has issued a

* Significant Weather Advisory for...
  Northeastern Labette County in southeastern Kansas...

* Until 1115 PM CDT.

* At 1017 PM CDT...National Weather Service meteorologists were
  tracking a strong thunderstorm over Parsons...moving southeast at 5
  mph.

hail up to the size of nickels...and wind gusts up to 50 mph will be
possible with this storm.

* Locations impacted include...
  Parsons and Labette.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

The storms are not expected to become severe.

&&

LAT...LON 3723 9535 3738 9538 3738 9508 3724 9507
      3721 9507
TIME...MOT...LOC 0318Z 304DEG 3KT 3734 9522

KETCHAM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 7:02 PM CDTSpecial Weather StatementICTGreenwood43 min
Jul 19, 8:07 PM CDTSpecial Weather StatementICTAllen23 min
Jul 19, 8:27 PM CDTSevere Thunderstorm WarningICTAllen78 min
Jul 19, 8:45 PM CDTSpecial Weather StatementICTGreenwood60 min
Jul 19, 8:50 PM CDTSevere Thunderstorm WarningICTGreenwood55 min
Jul 19, 9:41 PM CDTSevere Thunderstorm WarningICTGreenwood42 min
Jul 19, 11:42 PM CDTSpecial Weather StatementICTRussell33 min
Jul 20, 12:19 AM CDTSpecial Weather StatementICTLincoln41 min
Jul 20, 12:54 AM CDTSpecial Weather StatementICTLincoln36 min
Jul 20, 1:06 PM CDTSpecial Weather StatementICTWilson24 min
Jul 20, 1:32 PM CDTSpecial Weather StatementICTWilson28 min
Jul 20, 1:56 PM CDTSevere Thunderstorm WarningICTMontgomery, Wilson25 min
Jul 20, 5:08 PM CDTSpecial Weather StatementICTSumner67 min
Jul 20, 5:16 PM CDTSevere Thunderstorm WarningICTSumner40 min
Jul 20, 6:06 PM CDTSpecial Weather StatementICTSumner54 min
Jul 20, 6:35 PM CDTSpecial Weather StatementICTSedgwick40 min
Jul 20, 6:59 PM CDTSpecial Weather StatementICTButler61 min

Nearby

Special Weather Statements in Kansas, 2020Every special weather statement in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.