Damaging Winds from Remnants of Hurricane Helene (2024)

Overview

The remnants of Hurricane Helene moved into Kentucky, bringing damaging winds to central Indiana on September 27. Power lines were downed, and widespread tree damage occurred. Over 100,000 people without power at one point. For a larger scale overview of wind and rainfall, please see this Storm Summary from the WPC.

  • Wind
  • Radar
  • Storm Reports
  • Rainfall
  • Environment

Wind:

Winds gusted to nearly 70 mph at Indianapolis, with gusts between 40 and 60 mph common across central Indiana.

Public Information StatementNational Weather Service Indianapolis IN837 AM EDT Sat Sep 28 2024...HIGHEST WIND REPORTS FROM HELENE REMNANTS...Location Speed Time/Date ProviderIndianapolis 68 MPH 0656 PM 09/27 ASOSColumbus Balkalar 58 MPH 0445 PM 09/27 AWOSIndianapolis (Eagle Creek) 55 MPH 0640 PM 09/27 ASOSIndianapolis Reg 54 MPH 0624 PM 09/27 AWOSTerre Haute 53 MPH 0833 PM 09/27 ASOSMuncie 53 MPH 0738 PM 09/27 ASOSFrankfort 52 MPH 0715 PM 09/27 AWOSShelbyville 49 MPH 0524 PM 09/27 ASOSBellmore 48 MPH 0718 PM 09/27 CWOPBloomington 48 MPH 0602 PM 09/27 ASOSGreencastle 48 MPH 0755 PM 09/27 AWOSIndianapolis Exc 48 MPH 0715 PM 09/27 AWOSBROWNSBURG 47 MPH 0800 PM 09/27 CWOP1.8 SE Whitestown (WEATHERST 46 MPH 0740 PM 09/27 MESOWESTNEW PALESTINE 46 MPH 0545 PM 09/27 CWOPAnderson Municipal Apt 46 MPH 0655 PM 09/27 AWOSObservations are collected from a variety of sources with varyingequipment and exposures. We thank all volunteer weather observersfor their dedication. Not all data listed are considered official.

Radar

Below are a snapshot of radar velocity near the peak wind at Indianapolis, a loop of radar for central Indiana during the time of peak winds, and aradar overview of Helene:

Damaging Winds from Remnants of Hurricane Helene (1)
Velocity at 6:54 PM EDT

Storm Reports

Preliminary Local Storm Report...SummaryNational Weather Service Indianapolis IN432 AM EDT Sat Sep 28 2024..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON.....DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS..0833 PM Non-Tstm Wnd Gst 4 SSW Seelyville 39.45N 87.30W09/27/2024 M53 MPH Vigo IN ASOS ASOS station KHUF Terre Haute.0951 PM Non-Tstm Wnd Gst 1 SW Purdue University 40.42N 86.93W09/27/2024 M44 MPH Tippecanoe IN ASOS ASOS station KLAF W. Lafayette - Purdue Univ. Arpt.0524 PM Non-Tstm Wnd Gst 3 ESE Fairland 39.58N 85.80W09/27/2024 M49 MPH Shelby IN ASOS ASOS station KGEZ Shelbyville.0545 PM Non-Tstm Wnd Gst 2 SSE New Palestine 39.70N 85.88W09/27/2024 M46 MPH Shelby IN Mesonet Mesonet station AV182 NEW PALESTINE.0705 PM Non-Tstm Wnd Gst 3 E Edinburgh 39.36N 85.91W09/27/2024 M44 MPH Shelby IN Mesonet Mesonet station EW1771 Edinburgh.0650 PM Non-Tstm Wnd Dmg Winchester 40.17N 84.98W09/27/2024 Randolph IN Public Large tree branches snapped.0755 PM Non-Tstm Wnd Gst 1 ESE Greencastle 39.63N 86.82W09/27/2024 M48 MPH Putnam IN AWOS AWOS station KGPC Greencastle.0718 PM Non-Tstm Wnd Gst 3 W Cecil Harden Lake 39.75N 87.10W09/27/2024 M48 MPH Parke IN Mesonet Mesonet station GW2509 Bellmore.0700 PM Non-Tstm Wnd Dmg 1 NW Martinsville 39.43N 86.43W09/27/2024 Morgan IN Public Many trees and powerlines reported down across Morgan county. Time estimated from observations.0602 PM Non-Tstm Wnd Gst 3 WSW Whitehall 39.15N 86.62W09/27/2024 M48 MPH Monroe IN ASOS ASOS station KBMG Bloomington.0635 PM Non-Tstm Wnd Dmg 1 W Wynnedale 39.83N 86.22W09/27/2024 Marion IN Public Social media picture shared of large tree limb snapped and fallen on top of a house.0640 PM Non-Tstm Wnd Gst 1 SSE Eagle Creek Reser 39.83N 86.30W09/27/2024 M55 MPH Marion IN ASOS ASOS station KEYE Indianapolis (Eagle Creek).0644 PM Non-Tstm Wnd Gst Indianapolis Int`l Airp 39.72N 86.30W09/27/2024 M61 MPH Marion IN Public ASOS site reported 61 mph wind gust.0656 PM Non-Tstm Wnd Gst 1 SW Indianapolis Int`l 39.72N 86.30W09/27/2024 M68 MPH Marion IN ASOS ASOS station KIND Indianapolis.0658 PM Non-Tstm Wnd Dmg 1 SSW Broad Ripple 39.86N 86.13W09/27/2024 Marion IN Public Photo of large tree snapped shared on social media. Approximately 2ft in diameter. Time estimated from wind observations.0700 PM Non-Tstm Wnd Dmg Speedway 39.79N 86.25W09/27/2024 Marion IN Public Large tree limb in road.0722 PM Non-Tstm Wnd Dmg 2 NE Broad Ripple 39.88N 86.10W09/27/2024 Marion IN Public Report from mPING: 3-inch tree limbs broken; Power poles broken.0730 PM Non-Tstm Wnd Dmg 2 SW Indiana State Fair 39.81N 86.15W09/27/2024 Marion IN Broadcast Media Large tree snapped at a residence on N Washington Blvd, blocking part of the street.0750 PM Non-Tstm Wnd Dmg 1 SSW Broad Ripple 39.86N 86.13W09/27/2024 Marion IN Amateur Radio Large tree downed on Rosslyn Ave.0650 PM Non-Tstm Wnd Dmg 2 N Country Club Height 40.15N 85.69W09/27/2024 Madison IN Public Social media picture shared of large tree branches down. Time estimated from observations.0655 PM Non-Tstm Wnd Gst 1 WNW Chesterfield 40.12N 85.62W09/27/2024 M46 MPH Madison IN AWOS AWOS station KAID Anderson Municipal Apt.0800 PM Non-Tstm Wnd Dmg Vincennes 38.69N 87.51W09/27/2024 Knox IN Emergency Mngr Numerous trees and utility lines down across Knox County.0605 PM Tstm Wnd Dmg 3 NW Trafalgar 39.44N 86.18W09/27/2024 Johnson IN Public Report from mPING: 1-inch tree limbs broken; Shingles blown off.0540 PM Non-Tstm Wnd Dmg Seymour 38.96N 85.89W09/27/2024 Jackson IN Public Large branches downed.0651 PM Non-Tstm Wnd Gst 3 ESE Danville 39.75N 86.47W09/27/2024 M44 MPH Hendricks IN AWOS AWOS station K2R2 2 ESE Danville.0800 PM Non-Tstm Wnd Gst 2 NW Brownsburg 39.86N 86.42W09/27/2024 M47 MPH Hendricks IN Mesonet Mesonet station GW4766 BROWNSBURG.0624 PM Non-Tstm Wnd Gst 4 SSE Mccordsville 39.85N 85.90W09/27/2024 M54 MPH Hancock IN AWOS AWOS station KMQJ Indianapolis Reg.0640 PM Non-Tstm Wnd Dmg 1 N Greenfield 39.80N 85.77W09/27/2024 Hancock IN Public Social media report of tree down on powerlines. Time estimated from observations.0640 PM Non-Tstm Wnd Gst 2 NNW Mccordsville 39.93N 85.95W09/27/2024 E65 MPH Hamilton IN Trained Spotter Healthy tree limbs down. Time estimated from observations.0714 PM Non-Tstm Wnd Gst 2 N Castleton 39.93N 86.05W09/27/2024 M43 MPH Hamilton IN AWOS AWOS station KUMP 1 N Castleton.0650 PM Non-Tstm Wnd Dmg Muncie 40.20N 85.39W09/27/2024 Delaware IN Public Social media picture shared of large tree limbs and powerlines snapped. Time estimated from observations.0704 PM Non-Tstm Wnd Dmg 1 S Ball State Universi 40.18N 85.41W09/27/2024 Delaware IN Public Report from mPING: 3-inch tree limbs broken; Power poles broken.0738 PM Non-Tstm Wnd Gst 3 NNE Ball State Univer 40.23N 85.40W09/27/2024 M53 MPH Delaware IN ASOS ASOS station KMIE Muncie.0715 PM Non-Tstm Wnd Gst 3 WSW Frankfort 40.27N 86.57W09/27/2024 M52 MPH Clinton IN AWOS AWOS station KFKR Frankfort.0635 AM Non-Tstm Wnd Gst 1 N Nashville 39.21N 86.24W09/27/2024 M52 MPH Brown IN Public0539 PM Non-Tstm Wnd Dmg 1 W Spurgeons Corner 39.07N 86.16W09/27/2024 Brown IN Public Tree branches down.0715 PM Non-Tstm Wnd Gst 6 NNE Zionsville 40.03N 86.25W09/27/2024 M48 MPH Boone IN AWOS AWOS station KTYQ Indianapolis Exc.0740 PM Non-Tstm Wnd Gst 2 ESE Whitestown 39.98N 86.32W09/27/2024 M46 MPH Boone IN Mesonet Mesonet station 1321W 1.8 SE Whitestown (WEATHERSTEM).0445 PM Non-Tstm Wnd Gst 2 SW Clifford 39.27N 85.90W09/27/2024 M58 MPH Bartholomew IN AWOS AWOS station KBAK Columbus Balkala.0550 PM Non-Tstm Wnd Dmg Columbus 39.21N 85.91W09/27/2024 Bartholomew IN Law Enforcement Multiple trees reported down.

Rainfall

Damaging Winds from Remnants of Hurricane Helene (3)

Environment

Hurricane Helene moved quickly north and became an extratropical low pressure system, which then moved into the Ohio Valley.

Damaging Winds from Remnants of Hurricane Helene (4)Damaging Winds from Remnants of Hurricane Helene (5)Damaging Winds from Remnants of Hurricane Helene (6)
Figure 1: Zoomed Surface Map at 8 PM EDTFigure 2: Surface Pressure and 2 Hour Pressure Change at 7 PM EDTFigure 3: Precipitable Water and Moisture Transport at 7 PM EDT
Damaging Winds from Remnants of Hurricane Helene (2024)

References

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