Tornado History

Sweetwater Tornado History

This county-level tornado history page focuses on Sweetwater, Wyoming. The records below identify 26 tornadoes from 1960 through 2025, including a highest listed rating of F1 (Moderate damage). NOAA damage estimates in this group total at least $56K, with 0 deaths and 0 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes26
Total Deaths0
Total Injuries0
Property Damage$56K
Avg Length1.0 mi
Avg Width40 yd

Key Tornado Facts for Sweetwater, Wyoming

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

Average 0.4 tornadoes per year (0.4/yr in last decade)
May is the peak tornado month with 7 recorded events
Deadliest tornado: F0 in Sweetwater, Wyoming with 0 deaths
1979 was the most active year with 3 tornadoes
The 1970s had the most tornado activity (6 events)
Longest tornado: 11.36 miles in Sweetwater, Wyoming
Widest tornado: 200.0 yards in Sweetwater, Wyoming
Most tornadoes in one day: 3 on Aug 14, 1979

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 Sweetwater, Wyoming, May is the most active month with 7 tornadoes.

Annual Tornado Trend

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

3210

Summary: 1979 was the most active year with 3 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
F1
EFU

Summary: F0 tornadoes are the most common in this group, with 14 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.

$30K$3K$300$0

Summary: The highest reported property damage year in this group is 2000 with at least $30K in NOAA-listed property damage.

Historical Track Sketch

F1 April 14, 20002000F1 June 27, 19741974F1 September 9, 19731973F1 July 31, 19781978F1 April 20, 20012001EF0 May 26, 20172017F0 June 14, 19821982F0 June 9, 19601960F0 August 14, 19791979F0 August 14, 19791979F0 August 14, 19791979F0 May 30, 19891989F0 May 30, 19891989F0 August 4, 19901990F0 July 24, 1990F0 September 9, 1991F0 May 15, 1992F0 May 25, 1995F0 June 10, 1997F0 June 24, 2003EF0 September 15, 2013EF0 May 7, 2014EF0 July 7, 2015EF0 May 28, 2018EF0 July 1, 2025EFU June 23, 2023© OpenStreetMap contributors
This map covers the wider location—not your exact property.Measure the closest recorded track to a street address in or near Sweetwater, Wyoming.
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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
April 14, 2000F1Sweetwater, Wyoming0.5 mi50 yd00$30K
June 27, 1974F1Sweetwater, Wyoming0.1 mi33 yd00$25K
September 9, 1973F1Sweetwater, Wyoming0 mi33 yd00N/A
July 31, 1978F1Sweetwater, Wyoming1 mi100 yd00N/A
April 20, 2001F1Sweetwater, Wyoming0.2 mi10 yd00N/A
May 26, 2017EF0Sweetwater, Wyoming11.36 mi30 yd00$1K
June 14, 1982F0Sweetwater, Wyoming0.1 mi3 yd00$30
June 9, 1960F0Sweetwater, Wyoming0.1 mi17 yd00N/A
August 14, 1979F0Sweetwater, Wyoming1 mi200 yd00N/A
August 14, 1979F0Sweetwater, Wyoming0 mi33 yd00N/A
August 14, 1979F0Sweetwater, Wyoming0 mi33 yd00N/A
May 30, 1989F0Sweetwater, Wyoming0.5 mi50 yd00N/A
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Source And Limits

Data sourced from NOAA Storm Prediction Center and the NCEI Storm Events Database. TornadoTrace summarizes reported weather events for screening and research; it is not a damage assessment, inspection, or insurance determination. Coordinates and records can be approximate, incomplete, revised, or missing. No warranty of completeness or accuracy.

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