Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Wichita, KS

July 25, 2021Harper County, Kansas

NWS Wichita, KS issued this special weather statement at Jul 25, 2021, 1:24 PM CDT for Harper County, Kansas. It was in force for 36 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 25, 2021, 1:24 PM CDT (18:24 UTC)
Expired: Jul 25, 2021, 2:00 PM CDT
In force: 36 min
Issued by: NWS Wichita, KS

County Harper County, KS

The radar

The Wichita radar (KICT), 55 km from the middle of the area, began a volume at 18:27 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

Dodge City, (KDDC), launched 12:00Z, 6.4 hours before the alert went out and 182 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1522 J/kg
Mixed-layer CIN: -110 J/kg
Mixed-layer LCL: 1763 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 49 m²/s²
0-3 km storm-relative helicity: 57 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 25, 1:01 PM CDT, 23 minutes earlier.

Area forecast discussion, Jul 25, 1:01 PM CDT, 23 minutes before

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Hazardous weather outlook, Jul 25, 4:52 AM CDT, 8 hours 32 minutes before

Hazardous Weather Outlook
National Weather Service Wichita KS
452 AM CDT Sun Jul 25 2021

KSZ032-033-047>053-067>072-082-083-091>096-098>100-261000-
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-
452 AM CDT Sun Jul 25 2021

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

.DAY ONE...Today and Tonight

Heat indices may rise into the 100 to 105 degree range across
southern Kansas this afternoon. A heat advisory remains in effect
for portions of the area.

Scattered thunderstorms will impact much of the area today. The
strongest storms may be capable of producing strong winds of 50 to
60 mph. Locally heavy rain may also result in ponding of water or
some lowland flooding.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

A chance of storms will continue across the area early on Monday.
The strongest storms may produce strong winds and locally heavy
rainfall.

After a brief lull on Monday, heat and humidity will return across
the area for much of next week with heat indices topping out around
105 degrees.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated today or 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 25, 9:42 AM CDT, 3 hours 42 minutes before

Special Weather Statement
National Weather Service Wichita KS
942 AM CDT Sun Jul 25 2021

KSZ049>052-067-068-251530-
Reno KS-Rice KS-McPherson KS-Harvey KS-Marion KS-Saline KS-
942 AM CDT Sun Jul 25 2021

The National Weather Service in Wichita has issued a

* Significant Weather Advisory for...
  Northeastern Reno County in south central Kansas...
  Rice County in central Kansas...
  McPherson County in central Kansas...
  Northern Harvey County in south central Kansas...
  Marion County in central Kansas...
  Southeastern Saline County in central Kansas...

* Until 1030 AM CDT.

* At 934 AM CDT...National Weather Service Doppler radar was
  tracking an outflow boundary from thunderstorms near Minneapolis
  and Abilene with locally heavy rainfall. This outflow boundary is
  extending from Woodbine to 7 miles south of Gypsum to near
  Marquette to 7 miles northwest of Lyons...and moving south at 50
  mph.

* Wind gusts up to 50 mph will be possible with this outflow
  boundary.

* strong thunderstorms will be near...
  Lyons and Windom around 945 AM CDT.
  Mcpherson, Alden and Durham around 955 AM CDT.
  Sterling, Inman, Canton and Lehigh around 1000 AM CDT.
  Hillsboro, Nickerson and Lincolnville around 1005 AM CDT.
  Buhler and Goessel around 1010 AM CDT.
  Burrton, Partridge and Abbyville around 1020 AM CDT.
  North Newton and Walton around 1025 AM CDT.

Other locations impacted by these storms include Frederick, Lost
Springs, Willowbrook, Mcpherson Airport, Pilsen, Roxbury, Marion
Lake, Hutchinson Airport and Bridgeport.

LAT...LON 3852 9848 3852 9793 3860 9787 3866 9737
      3861 9737 3861 9693 3852 9693 3852 9682
      3835 9682 3835 9684 3825 9684 3805 9742
      3790 9823
TIME...MOT...LOC 1439Z 345DEG 42KT 3880 9692 3861 9739 3849 9780 3844
9826

Special weather statement, Jul 25, 12:15 PM CDT, 1 hour 9 minutes before

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Special weather statement, Jul 25, 1:24 PM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 25, 9:42 AM CDT	Special Weather Statement	ICT	Harvey, McPherson, Marion, Reno, Rice	48 min
Jul 25, 12:15 PM CDT	Special Weather Statement	ICT	Reno	30 min
Jul 25, 12:29 PM CDT	Severe Thunderstorm Warning	ICT	Harper, Kingman	39 min

Nearby

Special Weather Statements in Kansas, 2021 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.