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Reliable tornado data sourced from official organizations:
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Reliable tornado data sourced from official organizations:
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Complete tornado information for Powder River County, Montana - from real-time warnings to historical data and comprehensive statistics dating back to 1950.
The National Weather Service has issued no tornado warnings today, Friday, October 17, 2025.
Active and expired tornado warnings in Powder River, Montana for 2025
Detailed tornado warnings for Powder River, Montana
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Comprehensive database of tornado events in Powder river, Montana recorded since 1950 through the end of 2024(18 total records)
Total Tornados
18
Total Deaths
0
Total Injuries
1
Property Damage
$0.8M
Avg Length
1.1 mi
Avg Width
45 yd
Top insights and patterns from the historical tornado data, revealing the most important statistics about tornado activity in this region.
Detailed charts and visualizations revealing tornado patterns by intensity, seasonality, and impact. These analytics show historical trends and unique characteristics of tornado activity in this region.
Shows tornado frequency across different months of the year, highlighting seasonal patterns. This information helps identify peak tornado seasons and periods of heightened risk.
Reveals the hourly pattern of tornado occurrence, showing when tornadoes are most likely to strike. Late afternoon and early evening (3-7 PM) are peak tornado hours, while nighttime tornadoes are rare but especially dangerous.⏰ All times shown in local time for POWDER RIVER County, Montana.
Shows tornado frequency by year with both actual annual counts (bars) and a 5-year moving average (line) to reveal long-term trends. The moving average helps smooth out year-to-year variations, making it easier to identify patterns and changes over time.
Visualizes the financial impact of tornadoes over time with both actual yearly damage (bars) and a 5-year moving average (line) to reveal trends. Toggle between logarithmic and linear scales to view the data in different ways—log scale helps compare years with vastly different damage amounts, while linear scale shows absolute differences more clearly.
Shows the breakdown of tornadoes by intensity rating (EF/F scale). Vertical bars make it easy to compare the prevalence of different tornado strengths, with counts and percentages displayed above each bar.
Shows the average number of deaths and injuries per tornado for each intensity rating. This reveals the exponentially increasing danger as tornado strength increases—an EF3 tornado is many times more likely to cause casualties than an EF0 or EF1.Note: Combines historical F-scale (pre-2007) with modern EF-scale (2007+) data.
Interactive map showing the paths and touchdowns of all recorded tornado events. Explore the spatial patterns and identify frequently affected areas.
Click on a tornado path to view detailed information. Paths are colored by intensity:
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Comprehensive chronological list of all tornado events with detailed information on each occurrence. View specifics about intensity, damage, casualties, and timing for individual tornado events.
