Lenexa, Kansas faces a relatively moderate risk of natural disasters, with very high risks of severe weather events such as strong winds, lightning strikes, and tornadoes. The region's location in Johnson County, Kansas, places it at a higher risk of tornado activity compared to surrounding areas. The proximity to the Lower Missouri-Crooked hydrologic unit also increases the risk of flooding during heavy precipitation events, with an annual average precipitation of 1010.43 mm.
The climate in Lenexa is characterized by moderate temperatures, high humidity levels, and a relatively high annual precipitation rate. These factors contribute to the region's risk of flooding and severe weather events. The area's topography, with no significant mountain peaks or coastlines, does not provide natural barriers against extreme weather conditions. Additionally, Lenexa's location in Tornado Alley increases the likelihood of tornadoes, which have historically caused significant damage in the region.
Overall, Lenexa's hazard risk assessment is influenced by its geographic location, climate factors, and proximity to water bodies such as the Lower Missouri River. The combination of high precipitation levels, severe weather patterns, and a lack of natural barriers increases the vulnerability of the area to flooding, severe storms, and tornadoes. It is essential for residents and local authorities to be prepared for these natural disasters and to have emergency plans in place to mitigate the potential impact on the community.
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Based on the hazard risk indexes, Johnson County, Kansas, faces relatively moderate overall risk, with a high vulnerability to climate-related events. The county has a high frequency of severe weather events such as hailstorms, tornadoes, and lightning strikes, which contribute significantly to the overall risk score. Additionally, the county experiences a moderate frequency of windstorms and flooding events, further adding to the overall hazard risk.
Johnson County's geographical features include a mix of urban and rural areas, with no significant coastlines or fault lines present. However, the county is characterized by its flat terrain, which can exacerbate flooding events. The presence of several water bodies in the area, including streams and reservoirs, also increases the risk of flooding during heavy rainfall events. Additionally, the county's proximity to major highways and urban centers may impact evacuation efforts and disaster response during emergencies.
Historical events in the region include tornado ...
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Heavy Rain
2019-04-30Snowmelt, Heavy Rain, Ice Jams
2019-03-13Torrential Rain
2017-08-22Heavy Rain
2017-04-282017-02-28
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Torrential Rain
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Heavy Rain Snowmelt Dam B
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2007-08-16Heavy Rain
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1994-04-09Heavy Rain
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