Alert archive / Indiana / Tornado Warnings in 2013

Tornado Warning 4, NWS Louisville, KY

January 30, 2013Perry County, Indiana

NWS Louisville, KY issued this tornado warning at Jan 30, 2013, 1:59 AM CST for Perry County, Indiana. It was in force for 21 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
Jan 30, 2013, 1:59 AM CST (07:59 UTC)
Expired
Jan 30, 2013, 2:20 AM CST
In force
21 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon

County Perry County, IN

The radar

The Louisville radar (KLVX), 57 km from the middle of the area, began a volume at 08:02 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 29, 9:35 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 8.0 hours before the alert went out and 215 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, Nashville Metro, TN at 00:00Z on 2013-01-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 91 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, Nashville Metro, TN at 00:00Z on 2013-01-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 345 square meters per square second.1939587897Sfc1 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
91 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
520 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
345 m²/s²
0-3 km storm-relative helicity
364 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.

256 
WFUS53 KLMK 300759
TORLMK
INC123-300820-
/O.NEW.KLMK.TO.W.0004.130130T0759Z-130130T0820Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
159 AM CST WED JAN 30 2013

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  PERRY COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 220 AM CST...

* AT 157 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE SQUALL LINE CAPABLE OF PRODUCING BRIEF RAIN-WRAPPED
  TORNADOES IN ADDITION TO WIDESPREAD STRAIGHT LINE WIND DAMAGE.
  THESE DANGEROUS STORMS WERE LOCATED ALONG A LINE EXTENDING FROM
  GATCHEL TO LILLY DALE...MOVING NORTHEAST AT 55 MPH.

* THESE STORMS WILL ALSO IMPACT...
  BANDON AND BRANCHVILLE...
  SAINT CROIX AND MOUNT PLEASANT...
  ORIOLE AND MAGNET...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS.

TAKE COVER NOW! TORNADOES AT NIGHT CAN BE EXTREMELY DANGEROUS. DO NOT
WAIT UNTIL YOU SEE OR HEAR THE TORNADO. IT MAY BE TOO LATE.

REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT...POST YOUR REPORT TO
THE NATIONAL WEATHER SERVICE LOUISVILLE FACEBOOK PAGE...OR TWEET YOUR
REPORT USING HASHTAG L...M...K...SPOTTER.

&&

LAT...LON 3825 8657 3821 8657 3820 8646 3810 8647
      3809 8645 3804 8650 3804 8652 3801 8653
      3790 8664 3792 8668 3789 8673 3792 8676
      3807 8678
TIME...MOT...LOC 0800Z 219DEG 48KT 3809 8663 3799 8664

$$

RAS

The office that day

Everything else NWS Louisville, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 29, 11:26 PM CSTSpecial Weather StatementLMKCrawford, Dubois, Orange, Perry89 min
Jan 29, 11:49 PM CSTSevere Thunderstorm WarningLMKDubois46 min
Jan 30, 12:30 AM CSTSevere Thunderstorm WarningLMKCrawford, Dubois, Orange, Perry45 min
Jan 30, 12:53 AM CSTSevere Thunderstorm WarningLMKPerry27 min
Jan 30, 1:12 AM CSTSevere Thunderstorm WarningLMKCrawford, Dubois, Harrison, Orange, Perry, Washington48 min
Jan 30, 1:18 AM CSTTornado WarningLMKCrawford, Dubois, Orange32 min
Jan 30, 1:27 AM CSTTornado WarningLMKCrawford, Orange, Perry28 min
Jan 30, 1:30 AM CSTSevere Thunderstorm WarningLMKPerry30 min
Jan 30, 1:54 AM CSTTornado WarningLMKOrange, Washington31 min
Jan 30, 1:58 AM CSTSevere Thunderstorm WarningLMKCrawford, Floyd, Harrison, Orange, Perry, Washington47 min
Jan 30, 2:01 AM CSTSevere Thunderstorm WarningLMKHarrison, Perry44 min
Jan 30, 2:19 AM CSTTornado WarningLMKPerry21 min
Jan 30, 2:25 AM CSTSevere Thunderstorm WarningLMKClark, Jefferson, Scott, Washington60 min
Jan 30, 2:35 AM CSTSevere Thunderstorm WarningLMKClark, Floyd, Harrison60 min
Jan 30, 3:09 AM CSTTornado WarningLMKHarrison21 min
Jan 30, 3:20 AM CSTSevere Thunderstorm WarningLMKClark, Jefferson, Scott30 min
Jan 30, 3:31 AM CSTSevere Thunderstorm WarningLMKClark, Floyd39 min

Nearby

Tornado Warnings in Indiana, 2013Every tornado warning in 2013Tornadoes 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.