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Counties · Ohio

Delaware County

90 storm reports in the past 12 months. This page is a summary of National Weather Service reports; it is not a Delaware County government page.

Largest hail, 12 months

1.75 in (measured)

3 SE Galena, Jun 6, 2026

Tornado reports, 12 months

0

Tornado reports are confirmed or ruled out later by NWS damage surveys.

Reports

6 reports match.

  1. Mon, Aug 17, 2026

  2. FloodingFlood

    4 N Powell, Delaware County

    High water at 315 and Hyatts Road.

    Reported by Emergency Mngr · NWS Wilmington, OH

  3. FloodingFlood

    3 NNE Powell, Delaware County

    High water at Home Road and Olentangy River Road.

    Reported by Emergency Mngr · NWS Wilmington, OH

  4. FloodingFlood

    3 N Delaware, Delaware County

    High water at 23 and Main Road.

    Reported by Emergency Mngr · NWS Wilmington, OH

  5. Tue, Jul 21, 2026

  6. FloodingFlood

    Sunbury, Delaware County

    Street flooding in Sunbury.

    Reported by 911 Call Center · NWS Wilmington, OH

  7. Sat, May 23, 2026

  8. FloodingFlood

    6 NE Magnetic Springs, Delaware County

    High water reaching homes and buildings on Curtis Road near State Route 203.

    Reported by Broadcast Media · NWS Wilmington, OH

  9. FloodingFlood

    2 NW Ostrander, Delaware County

    Water over Burnt Pond Road.

    Reported by Trained Spotter · NWS Wilmington, OH