Overview
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Thunderstorms developed along a front across central Indiana during the afternoon of July 11. The storms produced damaging winds and large hail as they moved south and east across the area. Another round of storms moved through the area early in the overnight hours. |
 Mammatus Clouds near Crawfordsville (Courtesy NWS Employee) |
Radar
Selected Images from the Event
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| 5:00 PM EDT | 7:00 PM EDT | 9:00 PM EDT | 12:30 AM EDT Sunday |
Storm Reports
Map of Storm Reports - Click to Enlarge
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
156 PM EDT MON JUL 13 2020
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0327 PM TSTM WND DMG 3 ESE BATTLE GROUND 40.49N 86.80W
07/11/2020 TIPPECANOE IN BROADCAST MEDIA
LARGE TREE ON HOUSE. TIME ESTIMATED FROM
RADAR.
0330 PM TSTM WND DMG 5 ESE BATTLE GROUND 40.49N 86.75W
07/11/2020 TIPPECANOE IN BROADCAST MEDIA
LIMBS, TREES, POWER LINES DOWN FROM BUCK
CREEK TO AMERICUS TO ROSSVILLE TO
MICHIGANTOWN. TIME ESTIMATED FROM RADAR.
0335 PM TSTM WND DMG 4 ENE BATTLE GROUND 40.53N 86.76W
07/11/2020 TIPPECANOE IN TRAINED SPOTTER
SPOTTER REPORTS POWER OUTAGE. ESTIMATED 60
MPH WINDS.
0342 PM TSTM WND DMG ROSSVILLE 40.42N 86.60W
07/11/2020 CLINTON IN BROADCAST MEDIA
LIMBS, TREES, POWER LINES DOWN FROM BUCK
CREEK TO AMERICUS TO ROSSVILLE TO
MICHIGANTOWN. TIME ESTIMATED FROM RADAR.
0358 PM TSTM WND DMG MICHIGANTOWN 40.33N 86.40W
07/11/2020 CLINTON IN BROADCAST MEDIA
LIMBS, TREES, POWER LINES DOWN FROM BUCK
CREEK TO AMERICUS TO ROSSVILLE TO
MICHIGANTOWN. TIME ESTIMATED FROM RADAR.
0358 PM HAIL FRANKFORT 40.28N 86.51W
07/11/2020 E0.70 INCH CLINTON IN TRAINED SPOTTER
0415 PM TSTM WND DMG 2 NW CICERO 40.15N 86.05W
07/11/2020 HAMILTON IN EMERGENCY MNGR
REPORTS OF TREES DOWN AROUND HAMILTON
COUNTY. TIME ESTIMATED.
0420 PM TSTM WND DMG 2 S ROSSVILLE 40.39N 86.59W
07/11/2020 CLINTON IN BROADCAST MEDIA
ROOF BLOWN OFF HOUSE. TIME ESTIMATED.
LOCATION NEAR SR 39 AND 700 N.
0430 PM TSTM WND DMG 1 N NOBLESVILLE 40.07N 86.03W
07/11/2020 HAMILTON IN PUBLIC
TREE DAMAGE AROUND NOBLESVILLE. A COUPLE
REPORTS VIA TWITTER.
0450 PM HAIL 3 WNW MERIDIAN HILLS 39.90N 86.22W
07/11/2020 E1.00 INCH MARION IN AMATEUR RADIO
QUARTER SIZE HAIL NEAR 79TH AND MICHIGAN RD.
0450 PM HAIL 1 WNW CROWS NEST 39.86N 86.20W
07/11/2020 E1.00 INCH MARION IN AMATEUR RADIO
QUARTER SIZE HAIL NEAR 56TH AND MICHIGAN RD.
0452 PM TSTM WND DMG 2 E EAGLE CREEK RESERVO 39.85N 86.26W
07/11/2020 MARION IN AMATEUR RADIO
6 INCH TREE LIMBS BROKE NEAR 56TH STREET AND
LAFAYETTE RD.
0459 PM HAIL MONUMENT CIRCLE 39.77N 86.15W
07/11/2020 E1.00 INCH MARION IN BROADCAST MEDIA
QUARTER SIZE HAIL DOWNTOWN.
0505 PM TSTM WND DMG 3 WNW NEW MARKET 39.97N 86.98W
07/11/2020 MONTGOMERY IN NWS EMPLOYEE
LARGE TREE UPROOTED. TIME ESTIMATED FROM
RADAR.
0505 PM HAIL 2 WNW BEECH GROVE 39.72N 86.12W
07/11/2020 E1.00 INCH MARION IN TRAINED SPOTTER
QUARTER SIZE HAIL AT KEYSTONE AVE AND TROY
AVE.
0537 PM TSTM WND DMG 1 WNW GREENCASTLE 39.64N 86.85W
07/11/2020 PUTNAM IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED NUMEROUS TREES DOWN
BETWEEN GREENCASTLE AND FILLMORE. TIME
ESTIMATED FROM RADAR. HALF INCH HAIL WAS
ALSO OBSERVED.
0542 PM TSTM WND DMG FILLMORE 39.67N 86.75W
07/11/2020 PUTNAM IN LAW ENFORCEMENT
NUMEROUS TREES DOWN FROM GREENCASTLE TO
FILLMORE. TIME ESTIMATED FROM RADAR.
0545 PM HAIL 2 S WYNNEDALE 39.81N 86.19W
07/11/2020 M1.00 INCH MARION IN PUBLIC
0550 PM TSTM WND DMG 3 SSE CAYUGA 39.91N 87.45W
07/11/2020 VERMILLION IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED NUMEROUS TREES AND
LINES DOWN IN NEWPORT AND A BIT NORTH IN THE
COUNTY. TIME ESTIMATED FROM RADAR.
0555 PM TSTM WND DMG NEWPORT 39.88N 87.41W
07/11/2020 VERMILLION IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED NUMEROUS TREES AND
LINES DOWN IN NEWPORT AND A BIT NORTH IN THE
COUNTY. TIME ESTIMATED FROM RADAR.
0600 PM TSTM WND DMG 1 W GREENSBURG 39.34N 85.50W
07/11/2020 DECATUR IN 911 CALL CENTER
TREE REPORTED TO BE BLOWN ONTO HOUSE IN WEST
GREENSBURG. TIME ESTIMATED.
0625 PM TSTM WND DMG 1 N ROSEDALE 39.64N 87.28W
07/11/2020 PARKE IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED TREES DOWN ACROSS
SOUTHERN PARTS OF PARKE COUNTY NEAR AND
AROUND ROSEDALE. TIME ESTIMATED FROM RADAR.
0632 PM HAIL 3 E SHEPARDSVILLE 39.61N 87.37W
07/11/2020 E1.00 INCH PARKE IN AMATEUR RADIO
0650 PM TSTM WND DMG 3 SW WOODVIEW HILLS 39.13N 86.44W
07/11/2020 MONROE IN PUBLIC
0650 PM HAIL 2 S BRAZIL 39.49N 87.13W
07/11/2020 E0.70 INCH CLAY IN AMATEUR RADIO
0651 PM TSTM WND DMG 3 NNW SALINE CITY 39.40N 87.15W
07/11/2020 CLAY IN 911 CALL CENTER
COUNTY DISPATCH REPORTED DOWNED POWER LINES.
TIME ESTIMATED FROM RADAR.
0708 PM HAIL 1 ENE SANDFORD 39.55N 87.51W
07/11/2020 E1.00 INCH VIGO IN PUBLIC
SEVERAL HAILSTONES UP TO AN INCH. LOTS OF
SMALLER HAIL AS WELL.
0712 PM TSTM WND DMG SEYMOUR 38.96N 85.89W
07/11/2020 JACKSON IN 911 CALL CENTER
NUMEROUS REPORTS OF TREES DOWN THROUGHOUT
THE COUNTY. TIME ESTIMATED.
0713 PM TSTM WND DMG 4 SSE PATRICKSBURG 39.25N 86.94W
07/11/2020 OWEN IN LAW ENFORCEMENT
DISPATCH REPORTED TREE DOWN ON BYERLY RD.
TIME ESTIMATED FROM RADAR.
0715 PM TSTM WND DMG 1 ENE AVOCA 38.92N 86.53W
07/11/2020 LAWRENCE IN AMATEUR RADIO
TREE DAMAGE IN NEEDMORE AREA OF KENTUCKY
HOLLOW RD.
0715 PM TSTM WND DMG 3 SE HELTONVILLE 38.90N 86.34W
07/11/2020 LAWRENCE IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTS DOWNED TREE AND
POWER LINE ON IN 446 NORTH OF U.S. 50.
0718 PM HAIL 2 NNW TERRE HAUTE 39.50N 87.40W
07/11/2020 E1.25 INCH VIGO IN AMATEUR RADIO
0722 PM TSTM WND DMG 1 NE AVOCA 38.93N 86.53W
07/11/2020 LAWRENCE IN PUBLIC
NUMEROUS TREES DAMAGED.
0730 PM TSTM WND DMG 2 NNW FREEDOM 39.24N 86.89W
07/11/2020 OWEN IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED TREE DOWN ON GOOSE
CREEK RD. TIME ESTIMATED FROM RADAR.
0733 PM TSTM WND DMG 4 ESE FREEDOM 39.18N 86.80W
07/11/2020 OWEN IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED TREE DOWN ON ROADS
AROUND THE COUNTY. TIME ESTIMATED FROM
RADAR.
0747 PM HAIL 3 N INDIANA STATE UNIVE 39.51N 87.41W
07/11/2020 E1.00 INCH VIGO IN AMATEUR RADIO
0750 PM TSTM WND DMG 4 NNE TUNNELTON 38.82N 86.39W
07/11/2020 LAWRENCE IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTS SEVERAL POWER LINES
DOWN ALONG A LINE PARALLEL TO AND SOUTH OF
US 50.
0753 PM TSTM WND DMG 1 NE PRAIRIETON 39.38N 87.45W
07/11/2020 VIGO IN AMATEUR RADIO
TREE LIMBS DOWN.
0800 PM HAIL 5 WSW WEST TERRE HAUTE 39.44N 87.53W
07/11/2020 M1.00 INCH VIGO IN AMATEUR RADIO
ALSO ESTIMATED 60 MPH WINDS.
0811 PM FLOOD 1 E INDIANA STATE UNIVE 39.47N 87.40W
07/11/2020 VIGO IN TRAINED SPOTTER
REPORTS OF PARKING LOTS FLOODED AND SOME
WATER ON A COUPLE OF ROADS IN TERRE HAUTE.
0815 PM TSTM WND DMG SHELBURN 39.18N 87.40W
07/11/2020 SULLIVAN IN LAW ENFORCEMENT
DOWNED TREES AND POWER LINE.
0823 PM TSTM WND DMG 1 SSW HYMERA 39.17N 87.31W
07/11/2020 SULLIVAN IN LAW ENFORCEMENT
DOWNED TREES AND POWER LINE AT 600N AND
550E.
0855 PM TSTM WND DMG 5 N SHOALS 38.73N 86.80W
07/11/2020 MARTIN IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTS SOME TREES DOWN
ACROSS NORTHERN HALF OF COUNTY. TIME
ESTIMATED FROM RADAR.
0915 PM TSTM WND DMG HURON 38.72N 86.67W
07/11/2020 LAWRENCE IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTS DOWNED TREE AND
POWER LINE CLOSED US 50 FOR 3 HOURS AROUND
THE 4800 BLOCK. TIME ESTIMATED FROM RADAR.
0930 PM TSTM WND DMG 1 WSW VINCENNES 38.67N 87.53W
07/11/2020 KNOX IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTS DOWNED TREES AT
LESTER SQUARE MEMORIAL PARK. TIME ESTIMATED
FROM RADAR.
1150 PM TSTM WND DMG 1 E DANA 39.81N 87.48W
07/11/2020 VERMILLION IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED SEVERAL TREES AND
POWER LINES DOWN IN CENTRAL AND SOUTHERN
PORTIONS OF THE COUNTY. TIME ESTIMATED FROM
RADAR.
1225 AM HAIL 4 E PRAIRIETON 39.38N 87.40W
07/12/2020 E1.00 INCH VIGO IN AMATEUR RADIO
TIME ESTIMATED FROM RADAR.
1230 AM TSTM WND DMG 2 ENE SALINE CITY 39.37N 87.09W
07/12/2020 CLAY IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED POWER LINES DOWN.
TIME ESTIMATED FROM RADAR.
0115 AM TSTM WND DMG BRUCEVILLE 38.76N 87.41W
07/12/2020 KNOX IN EMERGENCY MNGR
TREE DOWN, BLOCKING THE ROAD. POWER OUTAGES.
0125 AM TSTM WND DMG 3 SSE PEOGA 39.30N 86.13W
07/12/2020 BROWN IN LAW ENFORCEMENT
COUNTY DISPATCH REPORTED POWER LINES DOWN
NEAR SWEETWATER LAKE. TIME ESTIMATED FROM
RADAR.
&&
$$
AGM
Environment
Thunderstorms developed along a front across central Indiana. Warm and humid air combined with some wind shear allowed some of the storms to become severe.
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| Figure 1: 5:00 PM EDT Surface Map/Radar | Figure 2: 5:00 PM EDT Mixed Layer Cape | Figure 3: 7:00 PM EDT Effective Bulk Shear |
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