Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Wichita, KS

July 7, 2021Wilson County, Kansas

NWS Wichita, KS issued this special weather statement at Jul 7, 2021, 11:59 AM CDT for Wilson County, Kansas. It was in force for 31 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 7, 2021, 11:59 AM CDT (16:59 UTC)
Expired: Jul 7, 2021, 12:30 PM CDT
In force: 31 min
Issued by: NWS Wichita, KS

County Wilson County, KS

The radar

The Tulsa radar (KINX), 135 km from the middle of the area, began a volume at 17:01 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

Topeka, KS (KTOP), launched 12:00Z, 5.0 hours before the alert went out and 185 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: 12 J/kg
Mixed-layer CIN: -129 J/kg
Mixed-layer LCL: 1621 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 112 m²/s²
0-3 km storm-relative helicity: 109 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 7, 6:48 AM CDT, 5 hours 11 minutes earlier.

Area forecast discussion, Jul 7, 6:48 AM CDT, 5 hours 11 minutes before

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Hazardous weather outlook, Jul 7, 5:20 AM CDT, 6 hours 39 minutes before

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In the hours before

Special weather statement, Jul 7, 11:59 AM CDT, 0 minutes before

Special Weather Statement
National Weather Service Wichita KS
1159 AM CDT Wed Jul 7 2021

KSZ094-095-099-071730-
Montgomery KS-Wilson KS-Elk KS-
1159 AM CDT Wed Jul 7 2021

The National Weather Service in Wichita has issued a

* Significant Weather Advisory for...
  Northwestern Montgomery County in southeastern Kansas...
  Southwestern Wilson County in southeastern Kansas...
  Southeastern Elk County in southeastern Kansas...

* Until 1230 PM CDT.

* At 1158 AM CDT...National Weather Service meteorologists were
  tracking a strong thunderstorm near Longton, or 14 miles southwest
  of Fredonia...moving east at 10 mph.

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

* Locations impacted include...
  Elk City, Buxton and Elk City Lake.

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.

These storms may produce ponding of water on roadways. Listen for
later statements or possible flood warnings...should the risk for
minor low-land flooding become more imminent.

&&

LAT...LON 3730 9596 3730 9598 3731 9606 3745 9608
      3752 9579 3726 9573
TIME...MOT...LOC 1659Z 255DEG 7KT 3736 9598

LAWSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 1:11 PM CDT	Special Weather Statement	ICT	Cowley	34 min
Jul 7, 1:42 PM CDT	Special Weather Statement	ICT	Chautauqua	33 min
Jul 7, 3:34 PM CDT	Special Weather Statement	ICT	Cowley	56 min
Jul 7, 3:50 PM CDT	Special Weather Statement	ICT	Wilson	85 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.