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Storm ActivityOhio Storm ActivityDelaware County, OH
Ohio · Official NOAA Storm Data

Delaware County Storm Activity

Wind, hail, and tornado activity from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 11, 2026

Has it hailed in Delaware County, Ohio recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 28 hail reports with hail up to 1.75", among 65 severe weather events logged here in the last 12 months, together with 37 high-wind reports with gusts up to 65 mph. The most recent recorded storm activity was in September 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

Map of Delaware County, Ohio showing the county boundary and surrounding cities
Delaware County, Ohio. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

65
Events (12 mo)
28
Hail
37
Wind
0
Tornado
1.75"
Max hail
65
Max wind (mph)
September 2026
Most recent

What the radar showed

Radar snapshot during the Jun 6, 2026 hail event near 3 SE Galena, Delaware County, Ohio, with NWS warning polygons
NEXRAD radar at the moment of the Jun 6, 2026 hail event (1.75") near 3 SE Galena. Outlined polygons are the storm-based warnings exactly as issued by the National Weather Service. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Last 30 days in Delaware County

Current NEXRAD radar over Delaware County, Ohio with recent storm report locations
Current radar over the Delaware County area, with storm reports from the past 7 days plotted. Refreshes throughout the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.
September 2026 3 storm days · 1 SPC verified report · 2 NWS warnings — hail to 0.25" Exact dates & locations in app →
August 2026 1 storm day · 1 NWS warning — wind to 50 mph Exact dates & locations in app →

Recent storms — full detail available in the app

Storm activity from the last 30 days is summarized at the county level on this page. Exact locations, radar snapshots, and official warning boundaries for recent events are available with a free account.

See the specifics — free →

Storm log — the official record, day by day

Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.

Tuesday, August 11, 2026

1 SPC verified storm report

Monday, August 10, 2026

1 SPC verified storm report · 6 NWS warnings — hail up to 0.88", wind gusts up to 50 mph

NEXRAD radar during the Monday, August 10, 2026 storm activity in Delaware County, Ohio
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 1148 PM EDT, a strong thunderstorm was located over Summit Station, moving east at 35 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Delaware County

“At 1118 PM EDT, a strong thunderstorm was located near New California, moving southeast at 35 mph. Hazard: Wind gusts up to 50 mph and very heavy rain. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Visibility will be poor and hydroplaning is possible. Locations impacted include...”

NWS severe weather mention · Delaware County

Sunday, August 9, 2026

1 SPC verified storm report · 1 NWS warning — hail up to 0.25"

“At 923 PM EDT, a strong thunderstorm was located 7 miles northeast of Mechanicsburg, moving east at 35 mph. Hazard: Wind gusts up to 45 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

“Trees down in Orange Township Hall Park. (ILN)”

SPC verified report · 4 ENE Powell

Saturday, August 8, 2026

1 SPC verified storm report · 1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Saturday, August 8, 2026 storm activity in Delaware County, Ohio
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 710 PM EDT, a strong thunderstorm was located near Sunbury, moving east at 30 mph. Hazard: Wind gusts up to 50 mph, frequent cloud-to-ground lightning, and very heavy rain. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Lightning can cause serious injury or death. Visibility will be poor and hydroplaning is possible. Locations impacted include...”

NWS severe weather mention · Delaware County

“tree down near Rte 37 and Lawrence Rd. (ILN)”

SPC verified report · 5 NNE Ostrander

Tuesday, July 28, 2026

1 NWS warning — hail up to 0.75"

“At 245 AM EDT, a strong thunderstorm was located near Bellefontaine, moving southeast at 45 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

Tuesday, July 21, 2026

2 NWS warnings — hail up to 0.25"

“At 229 PM EDT, a strong thunderstorm was located near Johnstown, moving east at 35 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

“At 935 AM EDT, strong thunderstorms were located along a line extending from Waldo to near Marysville, moving southeast at 60 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

Saturday, July 18, 2026

1 SPC verified storm report · 1 NWS warning — wind gusts up to 50 mph

“At 619 PM EDT, strong thunderstorms were located along a line extending from Urbana to New California, moving southeast at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Delaware County

Friday, July 10, 2026

1 SPC verified storm report

“Multiple large trees down in the city of Delaware. (ILN)”

SPC verified report · 2 E Delaware

Saturday, July 4, 2026

4 NWS warnings — hail up to 0.25"

NEXRAD radar during the Saturday, July 4, 2026 storm activity in Delaware County, Ohio
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 403 PM EDT, a strong thunderstorm was located near Delaware, moving east at 25 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

“At 339 PM EDT, a strong thunderstorm was located over Richwood, moving east at 25 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

Tuesday, June 16, 2026

1 NWS warning — hail up to 0.25"

“At 951 PM EDT, a strong thunderstorm was located near Richwood, moving east at 30 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

Sunday, June 14, 2026

1 SPC verified storm report · 1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Sunday, June 14, 2026 storm activity in Delaware County, Ohio
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 319 PM EDT, strong thunderstorms were located along a line extending from Marysville to near Springfield, moving east at 45 mph. Hazard: Wind gusts up to 50 mph and very heavy rain. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Visibility will be poor and hydroplaning is possible. Locations impacted include...”

NWS severe weather mention · Delaware County

“One large tree limb downed in the Olentangy Ridge subdivision. (ILN)”

SPC verified report · 1 NE Powell

Friday, June 12, 2026

1 NWS warning — wind gusts up to 50 mph

“At 1254 AM EDT, strong thunderstorms were located along a line extending from near Richwood to near Cedarville, moving east at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Delaware County

Saturday, June 6, 2026

4 SPC verified storm reports · 2 NWS warnings — hail up to 1.75"

NEXRAD radar during the Saturday, June 6, 2026 storm activity in Delaware County, Ohio
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 1141 AM EDT, a strong thunderstorm was located over Delaware, moving east at 50 mph. Hazard: Wind gusts up to 50 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

“At 1112 AM EDT, strong thunderstorms were located along a line extending from 7 miles north of West Mansfield to near Urbana, moving east at 45 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

Monday, May 18, 2026

1 SPC verified storm report

“Around 20 trees were downed across the city of Delaware... blocking multiple streets. (ILN)”

SPC verified report · 1 W Delaware

Saturday, May 16, 2026

1 NWS warning — hail up to 0.88"

“At 902 AM EDT, a strong thunderstorm was located near Marysville, moving east at 50 mph. Hazard: Nickel size hail. Impact: Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

Tuesday, April 28, 2026

1 NWS warning — wind gusts up to 50 mph

“Wind gusts of 35 to 50 MPH will be possible over the next few hours. These winds will occur separately from any thunderstorms. Winds of this magnitude may damage small tree limbs and make driving difficult, especially for high profile vehicles.”

NWS severe weather mention · Delaware County

Monday, April 27, 2026

1 NWS warning — wind gusts up to 50 mph

“Wind gusts of 35 to 50 MPH will be possible over the next few hours. These winds will occur separately from any thunderstorms. Winds of this magnitude may damage small tree limbs and make driving difficult, especially for high profile vehicles.”

NWS severe weather mention · Delaware County

Wednesday, April 22, 2026

4 NWS warnings — hail up to 0.5"

NEXRAD radar during the Wednesday, April 22, 2026 storm activity in Delaware County, Ohio
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 730 PM EDT, a strong thunderstorm was located near Delaware, moving southeast at 20 mph. Hazard: Winds gusts up to 35 mph, half inch hail, and very heavy rain. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Visibility will be poor and hydroplaning is possible. Locations impacted include...”

NWS severe weather mention · Delaware County

“At 657 PM EDT, a strong thunderstorm was located near Delaware, moving east at 10 mph. Hazard: Winds gusts up to 35 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include...”

NWS severe weather mention · Delaware County

Saturday, April 4, 2026

1 NWS warning — wind gusts up to 50 mph

“At 454 PM EDT, a strong thunderstorm was located near Richwood, moving northeast at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Richwood, Radnor, Magnetic Springs, Delaware State Park, and Pharisburg. If outdoors, consider seeking shelter inside a sturdy building.”

NWS severe weather mention · Delaware County

Thursday, March 26, 2026

2 NWS warnings — wind gusts up to 50 mph

NEXRAD radar during the Thursday, March 26, 2026 storm activity in Delaware County, Ohio
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 1124 PM EDT, strong thunderstorms were located along a line extending from near Mount Vernon to near Johnstown to 6 miles southeast of Jefferson, moving southeast at 60 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Delaware County

“At 1050 PM EDT, strong thunderstorms were located along a line extending from near Prospect to near North Lewisburg to near Enon, moving east at 60 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Delaware County

Sunday, March 22, 2026

3 NWS warnings — hail up to 0.88"

NEXRAD radar during the Sunday, March 22, 2026 storm activity in Delaware County, Ohio
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 924 PM EDT, a strong thunderstorm was located near Sunbury, moving east at 65 mph. Hazard: Wind gusts up to 45 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Locations impacted include... Newark, Johnstown, Sunbury, Utica, Ashley, Hanover, Marne, Galena, Hartford, St.”

NWS severe weather mention · Delaware County

“At 458 PM EDT, a strong thunderstorm was located near Johnstown, moving east at 40 mph. Hazard: Winds gusts up to 35 mph, nickel size hail, and frequent cloud-to-ground lightning. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Lightning can cause serious injury or death. Locations impacted include...”

NWS severe weather mention · Delaware County

Saturday, March 21, 2026

1 SPC verified storm report — hail up to 1"

Sunday, March 15, 2026

2 NWS warnings — wind gusts up to 50 mph

“WHAT...South winds 15 to 25 mph with gusts up to 50 mph becoming west southwest. WHERE...In Kentucky, Bracken, Mason, and Robertson Counties. In Ohio, Delaware, Fairfield, Franklin, Licking, Pickaway, Highland, and Brown Counties. WHEN...Until 8 AM EDT Monday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Delaware County

“WHAT...South winds 15 to 25 mph with gusts up to 50 mph. WHERE...In Kentucky, Bracken, Mason, and Robertson Counties. In Ohio, Delaware, Fairfield, Franklin, Licking, Pickaway, Highland, and Brown Counties. WHEN...Until 8 AM EDT Monday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Delaware County

Friday, March 13, 2026

3 NWS warnings — wind gusts up to 65 mph

“WHAT...West winds 25 to 35 mph with gusts up to 65 mph. WHERE...Portions of east central Indiana and central, southwest, and west central Ohio. WHEN...Until 8 PM EDT this evening. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Delaware County

“WHAT...West winds 25 to 35 mph with gusts up to 65 mph. WHERE...Portions of east central Indiana and central, southwest, and west central Ohio. WHEN...Until 8 PM EDT this evening. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Delaware County

Thursday, March 12, 2026

3 NWS warnings — wind gusts up to 60 mph

“WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph expected. WHERE...Delaware, Union, Auglaize, Champaign, Darke, Hardin, Logan, Mercer, Miami, and Shelby Counties. WHEN...From 5 AM to 8 PM EDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Delaware County

“WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph expected. WHERE...Delaware, Union, Auglaize, Champaign, Darke, Hardin, Logan, Mercer, Miami, and Shelby Counties. WHEN...From 5 AM to 8 PM EDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Delaware County

Wednesday, March 11, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...Southwest winds 15 to 25 mph with gusts up to 50 mph expected. WHERE...Portions of east central and southeast Indiana, northeast and northern Kentucky, and central, south central, southwest, and west central Ohio. WHEN...Until 7 PM EDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Delaware County

Tuesday, March 10, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...Southwest winds 15 to 25 mph with gusts up to 50 mph expected. WHERE...Portions of east central and southeast Indiana, northeast and northern Kentucky, and central, south central, southwest, and west central Ohio. WHEN...From 8 AM to 7 PM EDT Wednesday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Delaware County

Friday, February 20, 2026

2 NWS warnings — wind gusts up to 50 mph

“WHAT...West winds 20 to 30 mph with gusts up to 50 mph. WHERE...Portions of east central Indiana and central and west central Ohio. WHEN...Until 6 PM EST this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Delaware County

“WHAT...Southwest winds 20 to 30 mph with gusts up to 45 to 50 mph expected. WHERE...Portions of east central Indiana and central and west central Ohio. WHEN...Until 6 PM EST this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Delaware County

Friday, January 9, 2026

1 NWS warning — wind gusts up to 50 mph

“At 738 AM EST, strong thunderstorms were located along a line extending from near Ashley to near South Charleston, moving east at 30 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Delaware County

Wednesday, November 26, 2025

1 NWS warning — wind gusts up to 50 mph

“WHAT...West winds 20 to 30 mph with gusts up to 45 to 50 mph expected. WHERE...Portions of east central and southeast Indiana and central, southwest, and west central Ohio. WHEN...Until 10 PM EST this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Delaware County

Today's severe weather outlook

Storm Prediction Center Day 1 convective outlook — national severe weather risk map for today
Storm Prediction Center Day 1 convective outlook: categorical severe weather risk for today, updated several times daily. Source: NOAA/NWS Storm Prediction Center.

Common questions

When was the last severe storm in Delaware County, OH?

The most recent recorded event was in September 2026. Official NWS and SPC records show 65 severe weather events in Delaware County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Has there been hail in Delaware County recently?

Yes — 28 hail reports in the last 12 months, with hail up to 1.75" recorded.

How do I check whether a specific address was affected?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property — county-level pages like this one only tell part of the story.

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Proudly AI-powered. Honestly sourced. IDOLCheck is built by HailyAI. Every storm event, magnitude, radar snapshot, and date on this page is deterministic — retrieved directly from official NOAA, National Weather Service (NWS), and Storm Prediction Center (SPC) storm records through our HailyDB engine and displayed exactly as reported. Quoted warning and report text is always attributed to its official source. Where the surrounding copy is not a direct quote, it was generated with AI assistance from that same verified storm data and reviewed and approved by humans before publication. AI organizes and presents the record — it never invents storm data.
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