Overview
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A slow-moving low-pressure system produced heavy rain and flooding as well as a few severe storms on August 1st. The Indianapolis International Airport received more rain on August 1st than during the entire month of July. |
Storm Reports
Below are flooding or damage reports received by NWS Indianapolis
Preliminary Local Storm Report...Summary
National Weather Service Indianapolis IN
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0354 PM Tstm Wnd Dmg Nashville 39.21N 86.24W
08/01/2026 Brown IN Amateur Radio
Estimated 40 plus mph wind gusts. Small
branches and limbs down.
0511 PM Flood 1 SW Shelbyville 39.51N 85.78W
08/01/2026 Shelby IN Public
Torrential rains...causing standing water
with heavy currents and flow. Vehicles
needing to change direction.
0523 PM Tstm Wnd Dmg 3 S Monument Circle 39.73N 86.15W
08/01/2026 Marion IN Storm Chaser
Few trees down/uprooted, one fell on a
house. Light roof damage to another house.
Time estimated from radar.
0551 PM Flood 1 SW Beech Grove 39.70N 86.11W
08/01/2026 Marion IN Broadcast Media
High water on parts of the interstates
including Interstate 65 north bound near
Interstate 465..traffic able to get through.
0555 PM Flood 1 N Avon 39.78N 86.38W
08/01/2026 Hendricks IN Public
Parking lot at baseball field off of North
Dan Jones Road is flooded with about 7
inches of water.
0602 PM Tstm Wnd Dmg 5 NNE Straughn 39.88N 85.25W
08/01/2026 Henry IN Public
Multiple trees down/uprooted, largely laying
to the NW and N. Numerous trees down as well
and flooding in field. One window broken on
house.
0602 PM Tstm Wnd Dmg 4 NNE Straughn 39.86N 85.26W
08/01/2026 Henry IN Public
Tree uprooted.
0604 PM Tstm Wnd Dmg 7 S Mooreland 39.90N 85.23W
08/01/2026 Henry IN Public
Multiple trees snapped and at least one
uprooted tree. Metal shed flipped. Time
estimated from radar.
0610 PM Tstm Wnd Dmg 3 W Arlington 39.65N 85.63W
08/01/2026 Rush IN Public
Tree uprooted.
0613 PM Flood 2 NE Warren Park 39.80N 86.03W
08/01/2026 Marion IN Public
Flooding is exiting the street and flowing
onto the sidewalks. Report relayed by
AccuWeather from a citizen.
0614 PM Flood 3 SSW Rushville 39.57N 85.46W
08/01/2026 Rush IN Emergency Mngr
Reports of high water across the road 3
miles south of Rushville on State Rd. 3.
0630 PM Flash Flood 3 NNW Shelbyville 39.56N 85.79W
08/01/2026 Shelby IN Dept of Highways
Flooding on I-74. Time approximate.
0630 PM Flash Flood 2 NE Warren Park 39.80N 86.03W
08/01/2026 Marion IN Dept of Highways
Exit ramp closed due to flooding I-465 and
I-70. Time approximate.
Rain Reports
Below are 24 hour and 48 hour rainfall totals, ending at 8:00 AM EDT August 2, based upon reports received by NWS Indianapolis. Please note that the totals on the map may not match your location exactly. A text listing of rainfall reports follows the maps. Want to contribute to rainfall reporting? Join CoCoRaHS - Community Collaborative Rain, Hail & Snow Network
Public Information Statement National Weather Service Indianapolis IN 426 PM EDT Sun Aug 2 2026 ...48 HOUR PRECIPITATION REPORTS OF 2 INCHES OR MORE... Location Amount Provider Shelbyville 1.6 SSE 5.19 in COCORAHS Indianapolis 3.2 S 4.87 in COCORAHS New Ross 3 SSW 4.70 in AWS Ladoga 3.4 E 4.69 in COCORAHS Brownsburg 4.6 S 4.60 in COCORAHS Edinburgh 0.8 ENE 4.52 in COCORAHS Monrovia 0.6 N 4.43 in COCORAHS Otterbein 2.3 SE 4.33 in COCORAHS Wilkinson 5 W 4.21 in AWS Columbus 1.7 N 4.08 in COCORAHS Carpentersville 1 S 3.91 in AWS Morristown 3.8 ENE 3.85 in COCORAHS Hope 5.2 NW 3.68 in COCORAHS Princes Lakes 2.2 SSW 3.61 in COCORAHS Greencastle 3.56 in AWOS Greenfield 1.2 SE 3.54 in COOP New Market 1 ESE 3.49 in AWS Rushville 0.7 ENE 3.40 in COCORAHS Lebanon 4.4 W 3.34 in COCORAHS Pendleton 3.07 in CWOP Reelsville 2.6 SSW 3.04 in COCORAHS Anderson 2.0 S 3.02 in COCORAHS Morgantown 6.7 SSE 2.96 in COCORAHS Jamestown 0.2 NNE 2.94 in COCORAHS Sharpsville 2.88 in CWOP Bloomington 6.3 E 2.84 in COCORAHS West Point 4.0 NW 2.81 in COCORAHS McCordsville 1.7 SW 2.78 in COCORAHS Sheridan 0.3 ENE 2.71 in COCORAHS Nashville 6.6 WNW 2.63 in COCORAHS Gessie 0.7 SW 2.57 in COOP New Castle 2.4 SW 2.52 in COCORAHS Crawfordsville 2.49 in AWOS Muncie 2.2 SSE 2.48 in COCORAHS Cloverdale 3.5 W 2.45 in COCORAHS Covington 0.4 WNW 2.43 in COCORAHS Carmel 1.5 W 2.40 in COCORAHS Union City 3.6 WSW 2.38 in COCORAHS Kokomo 4.6 ESE 2.32 in COCORAHS Terre Haute 6.5 N 2.24 in COCORAHS Bloomington 2.22 in CWOP Carmel 3.3 W 2.20 in COCORAHS Mooresville 4.4 SE 2.17 in COCORAHS Fortville 2.12 in CWOP West Lafayette 5.9 N 2.11 in COCORAHS Columbus 2 S 2.09 in COOP Tipton 2.08 in CWOP Mccordsville 2.6 NE 2.00 in COCORAHS Observations are collected from a variety of sources with varying equipment and exposures. We thank all volunteer weather observers for their dedication. Not all data listed are considered official. $$
Radar
Header
Environment
Surface low pressure and an upper level low moved slowly east across the area.
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| Figure 1: Surface Map at 5:00 PM EDT | Figure 2: 850mb at 4:00 PM EDT | Figure 3: 500mb at 4:00 PM EDT |
Instability was able to increase during the afternoon, and shear was available from the proximity of the system.
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| Figure 4: MLCAPE at 4:00 PM EDT | Figure 5: Effective Shear at 4:00 PM EDT | Figure 6: 0-1km CAPE and Surface Vorticity at 4:00 PM EDT |
The atmosphere contained plentiful moisture for the system to work with.
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| Figure 7: Precipitable Water at 4:00 PM EDT | Figure 8: Deep Moisture Convergence at 4:00 PM EDT |
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