Alert archive / Kansas / Special Weather Statements in 2012

Special Weather Statement, NWS Topeka, KS

June 30, 2012Republic County, Kansas

NWS Topeka, KS issued this special weather statement at Jun 30, 2012, 6:04 PM CDT for Republic County, Kansas. It was in force for 26 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 30, 2012, 6:04 PM CDT (23:04 UTC)
Expired
Jun 30, 2012, 6:30 PM CDT
In force
26 min
Issued by
NWS Topeka, KS

County Republic County, KS

The radar

The Grand Island radar (KUEX), 100 km from the middle of the area, began a volume at 23:07 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, 11.1 hours before the alert went out and 182 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-pSkew-T log-p diagram, Topeka, KS at 12:00Z on 2012-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 718 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2012-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
718 J/kg
Mixed-layer CIN
-475 J/kg
Mixed-layer LCL
1961 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
273 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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 Topeka, KS wrote its last area forecast discussion before this special weather statement went out at Jun 30, 3:18 PM CDT, 2 hours 46 minutes earlier.

Area forecast discussion, Jun 30, 3:18 PM CDT, 2 hours 46 minutes before
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Hazardous weather outlook, Jun 30, 3:26 PM CDT, 2 hours 38 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TOPEKA KS
326 PM CDT SAT JUN 30 2012

KSZ008>012-020>024-026-034>040-054>056-058-059-012030-
REPUBLIC-WASHINGTON-MARSHALL-NEMAHA-BROWN-CLOUD-CLAY-RILEY-
POTTAWATOMIE-JACKSON-JEFFERSON-OTTAWA-DICKINSON-GEARY-MORRIS-
WABAUNSEE-SHAWNEE-DOUGLAS-LYON-OSAGE-FRANKLIN-COFFEY-ANDERSON-
326 PM CDT SAT JUN 30 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL...NORTH
CENTRAL AND NORTHEAST KANSAS.

.DAY ONE...THIS EVENING AND TONIGHT.

THERE IS A SLIGHT CHANCE FOR THUNDERSTORMS EARLY THIS EVENING INTO
TONIGHT FOR AREAS ALONG AND NORTH OF A LINE FROM MINNEAPOLIS TO
HIAWATHA. THE PRIMARY THUNDERSTORM HAZARD WILL BE STRONG AND
GUSTY WINDS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THE RANGELAND FIRE DANGER WILL BE VERY HIGH ONCE AGAIN ACROSS
PORTIONS OF NORTH CENTRAL KANSAS ON SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION SHOULD NOT BE NEEDED THROUGH TONIGHT.

BLAIR

In the hours before

Special weather statement, Jun 30, 5:05 PM CDT, 59 minutes before
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Special weather statement, Jun 30, 5:36 PM CDT, 28 minutes before
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Special weather statement, Jun 30, 6:04 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
604 PM CDT SAT JUN 30 2012

KSZ008-020-302330-
CLOUD-REPUBLIC-
604 PM CDT SAT JUN 30 2012

...SIGNIFICANT WEATHER ADVISORY FOR EASTERN REPUBLIC AND NORTHERN
CLOUD COUNTIES...

THROUGH 630 PM CDT...THUNDERSTORMS WILL MOVE EAST AT 25 MPH ACROSS
PORTIONS OF EASTERN REPUBLIC AND NORTHERN CLOUD COUNTIES. NATIONAL
WEATHER SERVICE DOPPLER RADAR INDICATED THESE STORMS ARE CAPABLE OF
PRODUCING STRONG WINDS AROUND 50 MPH AND HEAVY RAIN. SOME LOCATIONS
THAT COULD BE AFFECTED INCLUDE BELLEVILLE...CUBA...AGENDA AND CLYDE.

STAY ALERT TO THE WEATHER IN CASE A WARNING IS ISSUED.

&&

LAT...LON 3993 9737 3949 9737 3951 9787 3999 9755
TIME...MOT...LOC 2304Z 291DEG 21KT 3982 9756

$$ WOYNICK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 5:05 PM CDTSpecial Weather StatementTOPRepublic40 min
Jun 30, 5:36 PM CDTSpecial Weather StatementTOPRepublic24 min
Jun 30, 6:27 PM CDTSpecial Weather StatementTOPCloud, Washington48 min
Jun 30, 6:51 PM CDTSpecial Weather StatementTOPRiley39 min
Jun 30, 6:53 PM CDTSpecial Weather StatementTOPRepublic52 min

Nearby

Special Weather Statements in Kansas, 2012Every 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.