Alert archive / Kansas / Special Weather Statements in 2018

Special Weather Statement, NWS Wichita, KS

June 20, 20185 counties in Kansas

NWS Wichita, KS issued this special weather statement at Jun 20, 2018, 2:01 AM CDT for 5 counties in Kansas. It was in force for 29 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: Jun 20, 2018, 2:01 AM CDT (07:01 UTC)
Expired: Jun 20, 2018, 2:30 AM CDT
In force: 29 min
Issued by: NWS Wichita, KS

Counties Butler County, KS, Chase County, KS, Harvey County, KS, Marion County, KS, Sedgwick County, KS

The radar

The Wichita radar (KICT), 48 km from the middle of the area, began a volume at 07:03 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 (KFOE), launched 00:00Z, 7.0 hours before the alert went out and 170 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: 1016 J/kg
Mixed-layer CIN: -120 J/kg
Mixed-layer LCL: 1203 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 109 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.0

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 Jun 20, 12:25 AM CDT, 1 hour 36 minutes earlier.

Area forecast discussion, Jun 20, 12:25 AM CDT, 1 hour 36 minutes before

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Hazardous weather outlook, Jun 19, 10:13 PM CDT, 3 hours 48 minutes before

Hazardous Weather Outlook
National Weather Service Wichita KS
1013 PM CDT Tue Jun 19 2018

KSZ032-033-047>053-067>072-082-083-091>096-098>100-202200-
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-
1013 PM CDT Tue Jun 19 2018

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

.DAY ONE...Tonight

Thunderstorms will develop late this evening in central Kansas and
spread southeast during the night. Severe storms are possible this
evening roughly northwest of a line from Salina to McPherson and
Hutchinson. Winds to 65 mph and heavy rain are the main threats. Any
stronger storms that are isolated this evening could produce up to
golf ball sized hail. Strong storms are possible over the rest of
the area overnight, with winds to 50 mph and heavy rain the main
threat.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Storms will persist on Wednesday, with some severe storms possible
in the afternoon roughly east of I-35. The stronger storms could
produce winds to 65 mph and quarter sized hail.

Multiple rounds of storms are possible from Thursday through
Monday. Strong to severe storms are likely sometime during the
period. It is difficult to pinpoint times and locations of severe
threats during the period. However storms in general will be more
likely during the late night and early morning hours.

.SPOTTER INFORMATION STATEMENT...

There is slight chance of spotter activation northwest of a line
from Salina to Great Bend this evening.

&&

For a graphical version of this information, see our webpage at:
http://weather.gov/wichita/hwo/

Howerton

In the hours before

Special weather statement, Jun 20, 12:21 AM CDT, 1 hour 40 minutes before

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Local storm report, Jun 20, 12:36 AM CDT, 1 hour 25 minutes before

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Special weather statement, Jun 20, 12:48 AM CDT, 1 hour 13 minutes before

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Special weather statement, Jun 20, 1:17 AM CDT, 44 minutes before

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Special weather statement, Jun 20, 1:25 AM CDT, 36 minutes before

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Special weather statement, Jun 20, 2:01 AM 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
Jun 19, 7:49 PM CDT	Special Weather Statement	ICT	Russell	41 min
Jun 19, 8:34 PM CDT	Special Weather Statement	ICT	Lincoln	26 min
Jun 19, 9:01 PM CDT	Special Weather Statement	ICT	Lincoln	29 min
Jun 19, 9:19 PM CDT	Special Weather Statement	ICT	Lincoln, Saline	41 min
Jun 19, 9:25 PM CDT	Severe Thunderstorm Warning	ICT	Ellsworth, Lincoln, Saline	53 min
Jun 19, 11:01 PM CDT	Severe Thunderstorm Warning	ICT	Barton, Russell	74 min
Jun 19, 11:59 PM CDT	Severe Thunderstorm Warning	ICT	Barton, Ellsworth, Lincoln, Rice, Russell	65 min
Jun 20, 12:21 AM CDT	Special Weather Statement	ICT	Reno	39 min
Jun 20, 12:48 AM CDT	Special Weather Statement	ICT	McPherson, Saline	42 min
Jun 20, 1:17 AM CDT	Special Weather Statement	ICT	Harvey, Reno	43 min
Jun 20, 1:25 AM CDT	Special Weather Statement	ICT	McPherson, Marion, Saline	35 min

Nearby

Special Weather Statements in Kansas, 2018 Every special weather statement in 2018

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.