Alert archive / Kansas / Special Weather Statements in 2014

Special Weather Statement, NWS Topeka, KS

May 11, 2014Republic County, Kansas

NWS Topeka, KS issued this special weather statement at May 11, 2014, 6:59 PM CDT for Republic County, Kansas. It was in force for 31 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: May 11, 2014, 6:59 PM CDT (23:59 UTC)
Expired: May 11, 2014, 7:30 PM CDT
In force: 31 min
Issued by: NWS Topeka, KS

County Republic County, KS

The radar

The Grand Island radar (KUEX), 79 km from the middle of the area, began a volume at 00:04 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 12:00Z, 12.0 hours before the alert went out and 202 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: 1518 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 770 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 379 m²/s²
0-3 km storm-relative helicity: 477 m²/s²
Significant tornado parameter: 4.0
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 Topeka, KS wrote its last area forecast discussion before this special weather statement went out at May 11, 2:32 PM CDT, 4 hours 27 minutes earlier.

Area forecast discussion, May 11, 2:32 PM CDT, 4 hours 27 minutes before

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Hazardous weather outlook, May 11, 2:43 PM CDT, 4 hours 16 minutes before

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In the hours before

Special weather statement, May 11, 6:09 PM CDT, 50 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
609 PM CDT SUN MAY 11 2014

KSZ008-112330-
REPUBLIC-
609 PM CDT SUN MAY 11 2014

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN REPUBLIC COUNTY...

THROUGH 630 PM CDT...A STRONG THUNDERSTORM WILL MOVE NORTHEAST AT 40
MPH ACROSS PORTIONS OF FAR NORTHWESTERN REPUBLIC COUNTY. NATIONAL
WEATHER SERVICE DOPPLER RADAR INDICATED THIS STORM IS CAPABLE OF
PRODUCING NICKEL SIZE HAIL AND STRONG WINDS OF 40 TO 50 MPH. SOME
LOCATIONS THAT COULD BE AFFECTED INCLUDE REPUBLIC.

A TORNADO WATCH IS ALSO IN EFFECT.

&&

LAT...LON 4000 9767 3983 9793 3983 9794 4000 9794
      4001 9793
TIME...MOT...LOC 2309Z 226DEG 37KT 3991 9799

BARJENBRUCH

Special weather statement, May 11, 6:59 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
659 PM CDT SUN MAY 11 2014

KSZ008-120030-
REPUBLIC-
659 PM CDT SUN MAY 11 2014

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN REPUBLIC COUNTY...

THROUGH 730 PM CDT...A STRONG THUNDERSTORM WILL MOVE NORTHEAST AT 45
MPH ACROSS PORTIONS OF NORTHWESTERN REPUBLIC COUNTY. NATIONAL WEATHER
SERVICE DOPPLER RADAR INDICATED THIS STORM IS CAPABLE OF PRODUCING
NICKEL SIZE HAIL AND STRONG WINDS AROUND 50 MPH. SOME LOCATIONS THAT
COULD BE AFFECTED INCLUDE REPUBLIC AND COURTLAND.

A TORNADO WATCH IS ALSO IN EFFECT.

&&

LAT...LON 4001 9745 4000 9744 3973 9794 4001 9793
TIME...MOT...LOC 2359Z 233DEG 39KT 3978 9797

BARJENBRUCH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 10, 9:29 PM CDT	Severe Thunderstorm Warning	TOP	Coffey	61 min
May 10, 11:20 PM CDT	Special Weather Statement	TOP	Coffey	40 min
May 11, 1:35 AM CDT	Special Weather Statement	TOP	Douglas	40 min
May 11, 1:41 AM CDT	Special Weather Statement	TOP	Clay	49 min
May 11, 2:05 AM CDT	Severe Thunderstorm Warning	TOP	Anderson	25 min
May 11, 2:21 AM CDT	Special Weather Statement	TOP	Douglas, Franklin, Jefferson	24 min
May 11, 2:29 AM CDT	Special Weather Statement	TOP	Clay	46 min
May 11, 2:39 AM CDT	Special Weather Statement	TOP	Republic	51 min
May 11, 2:49 AM CDT	Severe Thunderstorm Warning	TOP	Cloud, Republic	41 min
May 11, 3:10 AM CDT	Wind Advisory	TOP	Coffey, Dickinson, Lyon, Morris, Ottawa	17 hr
May 11, 3:33 AM CDT	Special Weather Statement	TOP	Washington	27 min
May 11, 6:09 PM CDT	Special Weather Statement	TOP	Republic	21 min

Nearby

Special Weather Statements in Kansas, 2014 Every special weather statement in 2014

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.