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Tornado History

Umatilla Tornado History

This county-level tornado history page focuses on Umatilla, Oregon. The records below identify 9 tornadoes from 1991 through 2024, including a highest listed rating of EF1 (Moderate damage). NOAA damage estimates in this group total at least $50K, with 0 deaths and 0 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes9
Total Deaths0
Total Injuries0
Property Damage$50K
Avg Length0.7 mi
Avg Width31 yd

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Key Tornado Facts for Umatilla, Oregon

Top local patterns from the historical tornado records in this group.

Average 0.3 tornadoes per year (0.4/yr in last decade)
May is the peak tornado month with 4 recorded events
Deadliest tornado: F0 in Umatilla, Oregon with 0 deaths
2022 was the most active year with 2 tornadoes
The 2020s had the most tornado activity (4 events)
Longest tornado: 2.87 miles in Umatilla, Oregon
Widest tornado: 175.0 yards in Umatilla, Oregon
Most tornadoes in one day: 1 on May 1, 1991

Monthly Distribution

Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.

January
February
March
April
May
June
July
August
September
October
November
December

Summary: In Umatilla, Oregon, May is the most active month with 4 tornadoes.

Annual Tornado Trend

Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.

20

Summary: 2022 was the most active year with 2 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
EF1
EFU

Summary: F0 tornadoes are the most common in this group, with 4 recorded events.

Property Damage Trends

Visualizes reported property damage over time. Bars use a log-like scale so very large damage years do not flatten the rest of the chart.

$50K$5K$500$0

Summary: The highest reported property damage year in this group is 2009 with at least $50K in NOAA-listed property damage.

Historical Track Sketch

EF1 May 6, 20092009EF1 May 6, 20222022F0 May 1, 19911991F0 July 9, 19951995F0 July 13, 20022002F0 May 23, 20042004EF0 June 27, 20232023EF0 March 5, 20242024EFU June 11, 20222022© OpenStreetMap contributors

Notable Tornado Records

The table highlights the strongest and most damaging records in this page's local dataset. Damage totals are NOAA-reported minimum estimates where available.

DateRatingAreaLengthWidthDeathsInjuriesMin. property damage
May 6, 2009EF1Umatilla, Oregon1.61 mi40 yd00$50K
May 6, 2022EF1Umatilla, Oregon2.87 mi175 yd00N/A
May 1, 1991F0Umatilla, Oregon0.1 mi10 yd00N/A
July 9, 1995F0Umatilla, Oregon1 mi10 yd00N/A
July 13, 2002F0Umatilla, Oregon0.2 mi10 yd00N/A
May 23, 2004F0Umatilla, Oregon0.1 mi10 yd00N/A
June 27, 2023EF0Umatilla, Oregon0.11 mi10 yd00N/A
March 5, 2024EF0Umatilla, Oregon0.15 mi3 yd00N/A
June 11, 2022EFUUmatilla, Oregon0.02 mi15 yd00N/A

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Source And Limits

Data source: NOAA/NCEI. TornadoTrace summarizes historical records for screening and research. Coordinates, damage estimates, narratives, and event details can be approximate, incomplete, revised, or missing. Do not use this page as legal, insurance, engineering, real estate, emergency management, or safety advice.