Alert archive / Kansas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 63, NWS Wichita, KS

May 12, 2023Greenwood County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at May 12, 2023, 6:14 PM CDT for Greenwood County, Kansas. It was in force for 17 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 12, 2023, 6:14 PM CDT (23:14 UTC)
Expired: May 12, 2023, 6:31 PM CDT
In force: 17 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Greenwood County, KS

The radar

The Wichita radar (KICT), 109 km from the middle of the area, began a volume at 23:17 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 12, 5:06 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 11.2 hours before the alert went out and 313 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: 3321 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 603 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 313 m²/s²
0-3 km storm-relative helicity: 339 m²/s²
Significant tornado parameter: 3.9
Supercell composite: 20.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at May 12, 3:18 PM CDT, 2 hours 56 minutes earlier.

Area forecast discussion, May 12, 3:18 PM CDT, 2 hours 56 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, May 12, 2:45 PM CDT, 3 hours 29 minutes before

Hazardous Weather Outlook
National Weather Service Wichita KS
245 PM CDT Fri May 12 2023

KSZ032-033-047>053-067>072-082-083-091>096-098>100-131945-
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-
245 PM CDT Fri May 12 2023

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

.DAY ONE...This Afternoon and Tonight

A few thunderstorms are possible late this afternoon into the
evening, generally east of a line extending from Cottonwood Falls
to El Dorado to Arkansas City. The strongest storms will be capable
of large hail up to golf ball size and wind gusts up to 70 mph.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Isolated thunderstorms are possible Saturday across southern
Kansas, with periodic chances across much of central and southern
Kansas Saturday night through Sunday night. While a few strong
storms are possible, the risk for organized severe storms is very
low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated this afternoon 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, May 12, 4:21 PM CDT, 1 hour 53 minutes before

Special Weather Statement
National Weather Service Wichita KS
421 PM CDT Fri May 12 2023

KSZ070-122145-
Greenwood KS-
421 PM CDT Fri May 12 2023

...A strong thunderstorm will impact portions of northeastern
Greenwood County through 445 PM CDT...

At 420 PM CDT, Doppler radar was tracking a strong thunderstorm near
Madison, moving northeast at 25 mph.

HAZARD...Wind gusts up to 50 mph and pea size 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...
Madison and Hamilton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3797 9616 3808 9636 3817 9631 3817 9596
      3813 9596
TIME...MOT...LOC 2120Z 210DEG 20KT 3810 9622

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH

MCGUIRE

Special weather statement, May 12, 5:11 PM CDT, 1 hour 3 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, May 12, 5:29 PM CDT, 45 minutes before

Special Weather Statement
National Weather Service Wichita KS
529 PM CDT Fri May 12 2023

KSZ070-094-122300-
Greenwood KS-Elk KS-
529 PM CDT Fri May 12 2023

...A strong thunderstorm will impact portions of northwestern Elk and
southwestern Greenwood Counties through 600 PM CDT...

At 529 PM CDT, Doppler radar was tracking a strong thunderstorm 10
miles east of Latham, or 12 miles northwest of Howard, moving
northeast at 30 mph.

HAZARD...Winds in excess of 40 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...
Severy and Piedmont.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
south central and southeastern Kansas.

&&

LAT...LON 3756 9653 3757 9652 3777 9642 3764 9607
      3748 9646
TIME...MOT...LOC 2229Z 221DEG 28KT 3757 9645

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

MCGUIRE

Special weather statement, May 12, 5:49 PM CDT, 25 minutes before

Special Weather Statement
National Weather Service Wichita KS
549 PM CDT Fri May 12 2023

KSZ070-122315-
Greenwood KS-
549 PM CDT Fri May 12 2023

...A strong thunderstorm will impact portions of northeastern
Greenwood County through 615 PM CDT...

At 549 PM CDT, Doppler radar was tracking a strong thunderstorm over
Hamilton, or 11 miles south of Madison, moving north at 15 mph.

HAZARD...Wind gusts of 50 to 55 mph and penny size 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...
Madison, Hamilton and Virgil.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
southeastern Kansas.

&&

LAT...LON 3786 9609 3793 9630 3817 9622 3817 9606
      3814 9596 3804 9596
TIME...MOT...LOC 2249Z 202DEG 15KT 3797 9617

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...55 MPH

MCGUIRE

The office that day

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

Issued	Product	Office	Counties	Lasted
May 12, 12:46 AM CDT	Special Weather Statement	ICT	Montgomery	44 min
May 12, 1:12 AM CDT	Special Weather Statement	ICT	Labette	63 min
May 12, 4:21 PM CDT	Special Weather Statement	ICT	Greenwood	24 min
May 12, 4:49 PM CDT	Severe Thunderstorm Warning	ICT	Greenwood	37 min
May 12, 5:11 PM CDT	Special Weather Statement	ICT	Cowley	19 min
May 12, 5:29 PM CDT	Special Weather Statement	ICT	Elk	31 min
May 12, 5:49 PM CDT	Special Weather Statement	ICT	Greenwood	26 min
May 12, 5:59 PM CDT	Severe Thunderstorm Warning	ICT	Greenwood	61 min
May 12, 6:26 PM CDT	Severe Thunderstorm Warning	ICT	Greenwood	31 min
May 12, 6:48 PM CDT	Special Weather Statement	ICT	Chautauqua	27 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2023 Every severe thunderstorm warning in 2023

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.