Weather Alerts Map

Dayton weather alerts

There are no active weather alerts for Dayton, OH right now.

The National Weather Service issues alerts for Dayton as part of Montgomery County.

Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS

Map data: NWS, OpenFreeMap, OpenStreetMap

Tornado history within 25 miles of Dayton

133 tornadoes have been recorded within 25 miles of Dayton since 1950, killing 38 people and injuring 1,556. The most recent was on July 19, 2025 (rated EF0).

EF0: 50EF050EF1: 57EF157EF2: 17EF217EF3: 6EF36EF4: 2EF42EF5: 1EF51
Tornadoes by (E)F rating

Strongest tornadoes within 25 miles of Dayton

DateRatingCountyPath lengthWidthDeathsInjuries
April 3, 1974F5Greene County31.3 mi533 yd361150
September 20, 2000F4Greene County9 mi500 yd1100
May 27, 2019EF4Montgomery County18.2 mi1,050 yd0166
May 10, 1969F3Butler County54.5 mi400 yd025
November 22, 1992F3Preble County20 mi500 yd021

Most recent tornadoes

DateRatingCountyPath lengthWidthDeathsInjuries
July 19, 2025EF0Clark County0.9 mi50 yd00
April 2, 2025EF0Warren County3 mi200 yd00
March 30, 2025EF0Warren County3.1 mi150 yd00
September 24, 2024EF0Preble County1.4 mi30 yd00
May 7, 2024EF0Warren County0.4 mi50 yd00

Ohio tornado history and map →

How often alerts are issued for Montgomery County

Alert type2016–2025Last issued
Severe Thunderstorm Warning181September 21, 2026
Flood Advisory119September 21, 2026
Winter Weather Advisory67March 2, 2026
Wind Advisory65March 15, 2026
Dense Fog Advisory61October 12, 2026
Freeze Warning46October 18, 2026
Severe Thunderstorm Watch46August 11, 2026
Flood Watch38September 20, 2026
Frost Advisory31October 19, 2026
Tornado Watch29June 18, 2026

Full Montgomery County alert history →

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