Alert archive / Kansas / Special Weather Statements in 2013

Special Weather Statement, NWS Wichita, KS

August 8, 2013Harper County, Kansas

NWS Wichita, KS issued this special weather statement at Aug 8, 2013, 9:16 PM CDT for Harper County, 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: Aug 8, 2013, 9:16 PM CDT (02:16 UTC)
Expired: Aug 8, 2013, 9:45 PM CDT
In force: 29 min
Issued by: NWS Wichita, KS

County Harper County, KS

The radar

The Vance AFB radar (KVNX), 40 km from the middle of the area, began a volume at 02:17 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 nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.3 hours before the alert went out and 217 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: 3272 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 1046 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 79 m²/s²
0-3 km storm-relative helicity: 140 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 5.6

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 Aug 8, 5:46 PM CDT, 3 hours 30 minutes earlier.

Area forecast discussion, Aug 8, 5:46 PM CDT, 3 hours 30 minutes before

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Hazardous weather outlook, Aug 8, 5:56 PM CDT, 3 hours 20 minutes before

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In the hours before

Special weather statement, Aug 8, 4:51 PM CDT, 4 hours 25 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
451 PM CDT THU AUG 8 2013

KSZ098-082215-
CHAUTAUQUA-
451 PM CDT THU AUG 8 2013

...THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR CHAUTAUQUA COUNTY...

AT 449 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A STRONG THUNDERSTORM 6 MILES NORTH OF CEDAR VALE...OR 17 MILES WEST
OF SEDAN...AND MOVING EAST AT 15 MPH.

PEA SIZE HAIL...AND WINDS TO 50 MPH ARE POSSIBLE WITH THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THE STORMS INTENSIFY AND
BECOME SEVERE...OR A WARNING IS ISSUED BY THE NATIONAL WEATHER
SERVICE. ADDITIONALLY...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 3714 9653 3725 9653 3730 9619 3707 9619
TIME...MOT...LOC 2151Z 270DEG 14KT 3719 9647

KLEINSASSER

Special weather statement, Aug 8, 4:58 PM CDT, 4 hours 18 minutes before

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Special weather statement, Aug 8, 5:19 PM CDT, 3 hours 57 minutes before

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Special weather statement, Aug 8, 5:48 PM CDT, 3 hours 28 minutes before

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Special weather statement, Aug 8, 8:47 PM CDT, 29 minutes before

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Special weather statement, Aug 8, 9:16 PM 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
Aug 8, 8:47 PM CDT	Special Weather Statement	ICT	Harper	28 min
Aug 8, 9:34 PM CDT	Special Weather Statement	ICT	Harper	26 min
Aug 9, 4:08 AM CDT	Special Weather Statement	ICT	Kingman, Sumner	52 min
Aug 9, 5:18 AM CDT	Areal Flood Warning	ICT	Cowley, Sumner	26 hr
Aug 9, 6:05 AM CDT	Areal Flood Warning	ICT	Sedgwick	4 hr
Aug 9, 6:27 AM CDT	Areal Flood Warning	ICT	Allen, Woodson	5 hr
Aug 9, 7:02 AM CDT	Areal Flood Warning	ICT	Butler, Chase, Greenwood, McPherson, Marion	5 hr
Aug 9, 7:24 AM CDT	Flash Flood Warning	ICT	Allen, Woodson	4 hr
Aug 9, 8:43 AM CDT	River Flood Warning	ICT	Butler, Cowley	24 hr
Aug 9, 8:43 AM CDT	River Flood Warning	ICT	Cowley	36 hr
Aug 9, 8:52 AM CDT	Flash Flood Warning	ICT	McPherson, Marion	6 hr
Aug 9, 10:12 AM CDT	Flash Flood Warning	ICT	Rice	7 hr
Aug 9, 10:39 AM CDT	Flash Flood Warning	ICT	Greenwood	5 hr
Aug 9, 11:24 AM CDT	Areal Flood Warning	ICT	Allen, Woodson	24 hr
Aug 9, 11:25 AM CDT	River Flood Warning	ICT	Sumner	9 hr
Aug 9, 1:52 PM CDT	Areal Flood Warning	ICT	Harvey, McPherson, Marion	24 hr
Aug 9, 2:12 PM CDT	Areal Flood Warning	ICT	Chautauqua	24 hr
Aug 9, 3:11 PM CDT	River Flood Warning	ICT	Allen	5 hr
Aug 9, 3:11 PM CDT	River Flood Warning	ICT	Allen, Neosho	17 hr
Aug 9, 3:13 PM CDT	River Flood Warning	ICT	Harvey, Reno	18 hr
Aug 9, 3:45 PM CDT	Areal Flood Warning	ICT	Greenwood	24 hr
Aug 9, 5:06 PM CDT	Areal Flood Warning	ICT	Rice	24 hr

Nearby

Special Weather Statements in Kansas, 2013 Every special weather statement in 2013

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.