Alert archive / Kansas / Special Weather Statements in 2012

Special Weather Statement, NWS Wichita, KS

April 15, 20126 counties in Kansas

NWS Wichita, KS issued this special weather statement at Apr 15, 2012, 4:03 AM CDT for 6 counties in Kansas. It was in force for 27 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: Apr 15, 2012, 4:03 AM CDT (09:03 UTC)
Expired: Apr 15, 2012, 4:30 AM CDT
In force: 27 min
Issued by: NWS Wichita, KS

Counties Chautauqua County, KS, Elk County, KS, Greenwood County, KS, Montgomery County, KS, Wilson County, KS, Woodson County, KS

The radar

The Wichita radar (KICT), 123 km from the middle of the area, began a volume at 09:03 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 (KTOP), launched 00:00Z, 9.1 hours before the alert went out and 138 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: 1788 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 665 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 401 m²/s²
0-3 km storm-relative helicity: 443 m²/s²
Significant tornado parameter: 5.2
Supercell composite: 17.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Apr 15, 3:37 AM CDT, 26 minutes earlier.

Area forecast discussion, Apr 15, 3:37 AM CDT, 26 minutes before

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Hazardous weather outlook, Apr 14, 4:40 PM CDT, 11 hours 23 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WICHITA KS
440 PM CDT SAT APR 14 2012

KSZ032-033-047>053-067>072-082-083-091>096-098>100-152145-
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-
440 PM CDT SAT APR 14 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL KANSAS...
SOUTH CENTRAL KANSAS AND SOUTHEAST KANSAS.

.DAY ONE...TONIGHT

SEVERE THUNDERSTORMS ARE EXPECTED ACROSS CENTRAL AND SOUTH CENTRAL
KANSAS THROUGH MIDNIGHT. STORMS WILL LIKELY PRODUCE LARGE HAIL TO
THE SIZE OF BASEBALLS...AND DAMAGING WINDS IN EXCESS OF 75 MPH.
SOME TORNADOES ARE PROBABLE...WITH THE POTENTIAL FOR STRONG
TORNADOES ACROSS SOUTH CENTRAL KANSAS THIS EVENING. THE THREAT FOR
SEVERE STORMS WILL CONTINUE OVERNIGHT UNTIL THE FRONT MOVES
THROUGH...WITH THE THREAT OF SEVERE STORMS LATE TONIGHT ACROSS
SOUTHEAST KANSAS.

STRONG WINDS WILL PERSIST INTO TONIGHT AND THE WIND ADVISORY
REMAINS IN EFFECT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A FEW STRONG THUNDERSTORMS ARE POSSIBLE SUNDAY MORNING IN
SOUTHEAST KANSAS. THE MAIN THREAT WILL BE DIME TO NICKEL SIZED
HAIL.

SUSTAINED WINDS OF 30 MPH ARE POSSIBLE ON SUNDAY AFTERNOON OVER
THE FLINT HILLS.

STRONG THUNDERSTORMS ARE EXPECTED FROM WEDNESDAY NIGHT THROUGH
FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS WILL LIKELY BE NEEDED THROUGH THROUGH MIDNIGHT ACROSS
CENTRAL AND SOUTH CENTRAL KANSAS.

&&

FOR A GRAPHICAL VERSION OF THIS INFORMATION...SEE OUR
WEBPAGE AT (LOWERCASE) HTTP://WEATHER.GOV/WICHITA/HWO/HWO.PHP

HOWERTON

In the hours before

Local storm report, Apr 15, 12:36 AM CDT, 3 hours 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WICHITA KS
1236 AM CDT SUN APR 15 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1234 AM     FLOOD            2 S SOUTH WICHITA       37.58N 97.31W
04/15/2012                   SEDGWICK           KS   STORM CHASER

            WATER OVER THE ROAD AT PAWNEE AND MERIDIAN.

&&

BDK

Local storm report, Apr 15, 12:44 AM CDT, 3 hours 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WICHITA KS
1244 AM CDT SUN APR 15 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1118 PM     TORNADO          5 W KANOPOLIS STATE PAR 38.65N 98.13W
04/14/2012                   ELLSWORTH          KS   EMERGENCY MNGR

            DAMAGE TO A HOUSE NEAR KANOPOLIS...TIME ESTIMATED

&&

MWM

Local storm report, Apr 15, 2:23 AM CDT, 1 hour 40 minutes before

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Special weather statement, Apr 15, 2:36 AM CDT, 1 hour 27 minutes before

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Special weather statement, Apr 15, 3:40 AM CDT, 23 minutes before

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Special weather statement, Apr 15, 4:03 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
Apr 14, 7:12 PM CDT	Tornado Warning	ICT	Reno	37 min
Apr 14, 7:34 PM CDT	Severe Thunderstorm Warning	ICT	Harvey, McPherson, Marion, Reno	41 min
Apr 14, 7:43 PM CDT	Special Weather Statement	ICT	Russell	32 min
Apr 14, 7:45 PM CDT	Tornado Warning	ICT	Harper	28 min
Apr 14, 7:47 PM CDT	Tornado Warning	ICT	Harvey, McPherson, Marion	28 min
Apr 14, 7:54 PM CDT	Severe Thunderstorm Warning	ICT	Russell	20 min
Apr 14, 7:54 PM CDT	Severe Thunderstorm Warning	ICT	Barton	36 min
Apr 14, 8:10 PM CDT	Tornado Warning Tornado observed	ICT	McPherson, Marion	50 min
Apr 14, 8:14 PM CDT	Severe Thunderstorm Warning	ICT	Barton, Ellsworth, Lincoln, Russell	46 min
Apr 14, 8:22 PM CDT	Tornado Warning Tornado observed	ICT	Harper	38 min
Apr 14, 8:32 PM CDT	Tornado Warning	ICT	Lincoln, Russell	28 min
Apr 14, 8:40 PM CDT	Tornado Warning	ICT	Marion	31 min
Apr 14, 8:47 PM CDT	Tornado Warning Tornado observedSignificant damage threat	ICT	Harper, Sumner	43 min
Apr 14, 9:19 PM CDT	Tornado Warning EmergencyTornado observedSignificant damage threat	ICT	Sumner	41 min
Apr 14, 9:30 PM CDT	Tornado Warning Tornado observedSignificant damage threat	ICT	Sedgwick	45 min
Apr 14, 9:32 PM CDT	Tornado Warning Tornado observed	ICT	Barton, Reno, Rice	43 min
Apr 14, 10:09 PM CDT	Tornado Warning Tornado observedSignificant damage threat	ICT	Sedgwick	51 min
Apr 14, 10:10 PM CDT	Tornado Warning Tornado observedSignificant damage threat	ICT	Ellsworth, McPherson, Rice	32 min
Apr 14, 10:13 PM CDT	Tornado Warning Tornado observed	ICT	Ellsworth, McPherson, Rice, Saline	37 min
Apr 14, 10:27 PM CDT	Tornado Warning EmergencyTornado observedCatastrophic damage threat	ICT	Butler, Sedgwick	33 min
Apr 14, 10:38 PM CDT	Areal Flood Warning	ICT	Sedgwick	3 hr
Apr 14, 10:40 PM CDT	Tornado Warning Tornado observedSignificant damage threat	ICT	McPherson, Saline	50 min
Apr 14, 10:41 PM CDT	Tornado Warning Tornado observedSignificant damage threat	ICT	Butler	49 min
Apr 14, 10:47 PM CDT	Tornado Warning	ICT	Ellsworth, Rice	43 min
Apr 14, 11:03 PM CDT	Areal Flood Warning	ICT	Butler	3 hr
Apr 14, 11:12 PM CDT	Areal Flood Warning	ICT	Barton, Ellsworth, Rice, Saline	4 hr
Apr 14, 11:24 PM CDT	Tornado Warning Tornado observed	ICT	Butler, Chase, Greenwood	51 min
Apr 14, 11:27 PM CDT	Tornado Warning Tornado observed	ICT	Ellsworth, Lincoln, Saline	48 min
Apr 15, 12:11 AM CDT	Special Weather Statement	ICT	Ellsworth, Rice	34 min
Apr 15, 12:33 AM CDT	Severe Thunderstorm Warning	ICT	Rice	27 min
Apr 15, 12:48 AM CDT	Severe Thunderstorm Warning	ICT	Harper	42 min
Apr 15, 1:02 AM CDT	Severe Thunderstorm Warning	ICT	Kingman	43 min
Apr 15, 1:29 AM CDT	Severe Thunderstorm Warning	ICT	Harvey, Reno, Sedgwick, Sumner	46 min
Apr 15, 2:36 AM CDT	Special Weather Statement	ICT	Butler	39 min
Apr 15, 3:40 AM CDT	Special Weather Statement	ICT	Cowley	35 min
Apr 15, 4:03 AM CDT	Wind Advisory	ICT	Allen, Barton, Butler, Chase, Chautauqua, Cowley and 20 more	16 hr
Apr 15, 5:01 AM CDT	Severe Thunderstorm Warning	ICT	Allen, Labette, Montgomery, Neosho, Wilson, Woodson	59 min
Apr 15, 6:03 AM CDT	Severe Thunderstorm Warning	ICT	Labette, Montgomery	42 min

Nearby

Special Weather Statements in Kansas, 2012 Every special weather statement in 2012

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.