Overview
A line of strong to severe thunderstorms rolled through southern Indiana and central Kentucky during the afternoon hours of December 31st, 2018. In addition to strong straight line wind gusts that caused sporadic tree damage in the region, a brief, small EF-1 tornado touched down in Harrison County, IN, and caused structural damage to several buildings, as well as uprooting and snapping trees. |
Barn damage near Dogwood from an EF-1 tornado in Harrison County, Indiana. |
Tornadoes:
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Tornado - Near Dogwood, IN
Track Map
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The Enhanced Fujita (EF) Scale classifies tornadoes into the following categories:
EF0 Weak 65-85 mph |
EF1 Moderate 86-110 mph |
EF2 Significant 111-135 mph |
EF3 Severe 136-165 mph |
EF4 Extreme 166-200 mph |
EF5 Catastrophic 200+ mph |
Photos & Video
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Tornado damage to a barn east of Dogwood, IN. | Debris from a barn tossed into a field from a tornado east of Dogwood, IN. | Tornado damage to a barn near Dogwood, IN. | Straight line wind damage to a barn near Mauckport, Indiana. |
Radar
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KLVX Reflectivity at 3:38pm EST when the tornado touches down near Dogwood, IN. | KLVX Velocity at 3:38pm EST when the tornado touches down near Dogwood, IN. | KLVX Reflectivity at 3:40pm EST as the tornado begins to dissipate Dogwood, IN. | KLVX Velocity at 3:40pm EST as the tornado touches down in Dogwood, IN. |
Storm Reports
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS.. 0255 PM TSTM WND DMG CLOVERPORT 37.83N 86.63W 12/31/2018 BRECKINRIDGE KY 911 CALL CENTER TREES DOWN. 0305 PM TSTM WND GST 1 WSW WOODBURY 37.18N 86.66W 12/31/2018 M53 MPH BUTLER KY MESONET 53 MPH GUST RECORDED AT KYMESONET SITE IN BUTLER COUNTY. 0305 PM TSTM WND GST ENGLISH 38.33N 86.46W 12/31/2018 E50 MPH CRAWFORD IN TRAINED SPOTTER REPORTED AT ENGLISH, INDIANA. 0307 PM TSTM WND DMG 1 ESE STEPHENSPORT 37.91N 86.52W 12/31/2018 BRECKINRIDGE KY 911 CALL CENTER TREES DOWN. 0315 PM TSTM WND GST 3 E HARTFORD 37.45N 86.84W 12/31/2018 M50 MPH OHIO KY MESONET 50 MPH GUST RECORDED AT KYMESONET SITE. 0320 PM TSTM WND DMG 1 E PAYNEVILLE 37.98N 86.30W 12/31/2018 MEADE KY 911 CALL CENTER TREE DOWN ON SACKLER ROAD NEAR PAYNEVILLE, IN. 0327 PM TSTM WND DMG 1 WSW SWEEDEN 37.24N 86.30W 12/31/2018 EDMONSON KY 911 CALL CENTER 1 TREE DOWN COMPLETELY BLOCKING P LINDSEY ROAD AND ANOTHER TREE DOWN BLOCKING POPLAR SPRINGS ROAD. BOTH IN SWEEDEN AREA. TIME ESTIMATED FROM RADAR. 0338 PM TORNADO DOGWOOD 38.10N 86.09W 12/31/2018 HARRISON IN NWS STORM SURVEY AN EF-1 TORNADO TOUCHED DOWN NEAR DOGWOOD, IN DESTROYING MULTIPLE TREES, DAMAGING MULTIPLE BARNS/OUTBUILDINGS, AND DAMAGING A MARTIN HOUSE AND CHICKEN HOUSE ALONG ITS 2.2 MILE PATH. MAX WIND SPEED WAS 100 MPH WITH MAX PATH WIDTH 140 YARDS. 0346 PM TSTM WND DMG 1 NNE BOWLING GREEN 36.99N 86.43W 12/31/2018 WARREN KY PUBLIC MORE THAN 4000 CUSTOMERS REPORTED WITHOUT POWER IN WARREN COUNTY. 0414 PM TSTM WND DMG 1 E ELK CREEK 38.10N 85.35W 12/31/2018 SPENCER KY 911 CALL CENTER TREE DOWN BLOCKING ROADWAY ON NORMANDY RD NEAR TAYLORSVILLE KY. 0425 PM TSTM WND GST 3 SW SIMPSONVILLE 38.19N 85.40W 12/31/2018 M53 MPH SHELBY KY MESONET 53 MPH GUST RECORDED AT KYMESONET SITE NEAR FINCHVILLE (SHELBY CO).
Environment
Insert synoptic summary.
Figure 1: 500mb Model Analysis (21z) | Figure 2: Surface Observations (21z) | Figure 3: Regional Radars (2030z) |
Figure 4: MUCAPE/LPL Height (21z) | Figure 5: Effective Bulk Shear (21z) | Figure 6: 0-1km Shear Vector (21z) |
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