Alert archive / Kansas / Special Weather Statements in 2012

Special Weather Statement, NWS Wichita, KS

April 9, 2012Marion County, Kansas

NWS Wichita, KS issued this special weather statement at Apr 9, 2012, 3:00 PM CDT for Marion County, Kansas. It was in force for 30 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 9, 2012, 3:00 PM CDT (20:00 UTC)
Expired: Apr 9, 2012, 3:30 PM CDT
In force: 30 min
Issued by: NWS Wichita, KS

County Marion County, KS

The radar

The Wichita radar (KICT), 77 km from the middle of the area, began a volume at 20:00 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, 8.0 hours before the alert went out and 153 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2673 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: -47 m²/s²
0-3 km storm-relative helicity: -12 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 9, 12:22 PM CDT, 2 hours 38 minutes earlier.

Area forecast discussion, Apr 9, 12:22 PM CDT, 2 hours 38 minutes before

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Hazardous weather outlook, Apr 9, 1:54 PM CDT, 1 hour 6 minutes before

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In the hours before

Special weather statement, Apr 9, 3:00 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
300 PM CDT MON APR 9 2012

KSZ051-052-068-092030-
HARVEY-MARION-MCPHERSON-
300 PM CDT MON APR 9 2012

...THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR HARVEY...MARION AND MCPHERSON COUNTIES...

AT 254 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
STRONG THUNDERSTORMS SCATTERED ALONG A LINE EXTENDING FROM JUST
SOUTHWEST OF ROXBURY TO HESSTON...AND MOVING EAST AT 30 MPH.

A FEW OF THESE STORMS HAVE PRODUCED PEA SIZE TO HALF-INCH DIAMETER
HAIL...AND COULD PRODUCE HAIL UP TO DIME SIZE.

&&

LAT...LON 3861 9695 3809 9698 3808 9706 3809 9715
      3807 9716 3803 9741 3861 9742 3862 9737
TIME...MOT...LOC 1959Z 262DEG 27KT 3860 9733 3814 9735

DARMOFAL

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 9, 3:07 AM CDT	Dense Fog Advisory	ICT	Butler, Chautauqua, Cowley, Elk, Harper, Harvey and 8 more	7 hr
Apr 9, 3:28 PM CDT	Special Weather Statement	ICT	Marion	32 min
Apr 9, 4:04 PM CDT	Special Weather Statement	ICT	Butler	26 min
Apr 9, 4:30 PM CDT	Special Weather Statement	ICT	Elk	60 min
Apr 9, 5:13 PM CDT	Severe Thunderstorm Warning	ICT	Elk, Greenwood	47 min
Apr 9, 5:58 PM CDT	Special Weather Statement	ICT	Greenwood	47 min
Apr 9, 6:00 PM CDT	Special Weather Statement	ICT	Elk	30 min
Apr 9, 6:54 PM CDT	Special Weather Statement	ICT	Wilson	51 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.