Hazard Score
138 Catastrophes Recorded
Helena, Montana
15 Land Tracts in Lewis And Clark County , Upper Missouri Watershed
Helena, Montana, located in Lewis and Clark County, has a relatively low natural disaster and climate risk rating. The area experiences a temperate climate with moderate precipitation levels and humidity. However, the city is prone to lightning strikes, with a moderate risk level, which can pose a threat to the community and infrastructure. The surrounding area is characterized by mountain peaks, such as the Big Belt Mountains and the Elkhorn Mountains, which can influence weather patterns and increase the risk of landslides and rockslides during heavy rainfall events.
Helena is situated in a region with a complex hydrological system, including the Upper Missouri River basin. This area is known for its scenic water bodies like the Missouri River and Canyon Ferry Reservoir, which can contribute to flooding risks during periods of heavy rainfall. Additionally, the city is located near the Helena National Forest, which poses a fire hazard during dry and windy conditions. While the risk of earthquakes is relatively low in this region, there are fault lines present in Montana, such as the Hebgen Lake fault zone, which could potentially impact the area in the event of a seismic event.
Overall, Helena, Montana faces a moderate risk of natural disasters and climate-related hazards. While the city benefits from its natural landscapes and recreational opportunities, including the diverse mountain ranges and nearby water bodies, these features also contribute to the potential risks faced by the community. It is essential for residents and local authorities to remain vigilant and prepared for various hazards, including wildfires, flooding, and lightning strikes, to mitigate the potential impacts on the population and infrastructure in the region.
Wildfire Risk: Low
Tornado Risk: Very Low
Hurricane Risk: Very Low
Hail Risk: Low
Flood Risk: Very Low
Tsunami Risk: Very Low
Earthquake Risk: High
Wind Risk: Low
HAZARDS
18
Power Transmission Lines
0
Coastlines
3
Water Bodies
0
Fault Lines
EMERGENCY SERVICES
21
Hazard Shelters
5
Fire Stations
2
Hospitals
1
Police Stations
COMMUNITY PROFILE
Lewis and Clark County in Montana has a relatively low overall natural disaster risk index of 51.16, with a risk rating of "Relatively Low." Specific hazards include wildfires, with a risk value of 1,528,846.85, and hail storms with a risk value of 2,415.33. The county also faces a moderate risk of flooding, with a risk value of 774,839.64. These risks are based on factors such as frequency of events, exposure, and vulnerability.
The area is prone to lightning strikes, with a risk value of 369,603.15, and winter storms with a risk value of 118,313.91. The county's topographical features, including mountain peaks and water bodies, can influence the occurrence and impact of these natural disasters. The county's proximity to fault lines and its climate factors, such as temperature variations and precipitation levels, also contribute to its overall risk assessment. Historical events like wildfires and flooding further emphasize the importance of ...
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CLIMATE OVERVIEW
NATURAL CATASTROPHE TIMELINE
3790 W. Highway 12
2023-05-30
Colorado Gulch
2023-05-11
Tenmile South Helena Unit 33 Rx
2023-04-25
Tenmile South Helena Unit 35b Rx
2023-04-25
Tenmile South Helena Unit 30 Rx
2023-04-25
Prickly Pear Shooting Range Rx
2023-02-27
Tenmile South Helena Unit 87a Rx
2023-01-12
Tenmile South Helena Unit 54 Rx
2023-01-11
Tenmile South Helena Unit 89
2022-11-17
Tenmile South Helena Unit 122b
2022-11-16
Mt. Helena
2022-08-28
Grizzly Gulch
2022-08-26
Upper Dump Gulch
2022-08-22
Dump Gulch
2022-08-22
Ambrose Trail
2022-07-02
Rodney Ridge
2022-04-07
Tenmile South Helena Unit 33
2022-03-01
Tenmile South Helena Unit 30
2022-03-01
Tenmile South Helena Unit 180 B
2022-02-28
Tenmile South Helena Unit 180 A
2022-02-28
Tenmile South Helena Unit 11
2022-02-17
Tenmile South Helena Unit 173 Bf
2022-02-16
Tenmile South Helena Unit 173 Bc
2022-02-16
Tenmile South Helena Unit 22
2022-02-15
Tenmile South Helena 27 A
2022-02-15
Tenmile South Helena Unit 23
2022-02-15
Tenmile South Helena Unit 65
2022-02-01
Tenmile South Helena Unit 86 A
2022-02-01
Tenmile South Helena Unit 86 B
2022-02-01
Tenmile South Helena Unit 59
2022-01-31
Tenmile South Helena Unit 65-3
2022-01-31
Tenmile South Helena - Unit 64a
2022-01-21
Tenmile South Helena - Unit 113
2022-01-21
Tenmile - South Helena - Unit 97 Piles
2022-01-19
Tenmile Handpiles-Unit 71
2022-01-04
Grizzly
2021-10-27
Knob Hill
2021-09-11
Moondance
2021-09-03
Priests
2021-08-13
Tenmile Picnic
2021-08-13
Spring Hill
2021-07-31
Grizzly Gulch
2021-07-15
Tenmile - 71 Rx
2021-03-11
Tenmile - 86 Rx
2021-03-03
Tenmile - 58 Rx
2021-03-01
Tenmile - 54 Rx
2021-02-26
Tenmile - 65 Rx
2021-02-24
Tenmile - 141 Rx
2021-02-11
Tenmile - 39 Rx
2021-02-10
Tenmile - 56 Rx
2021-02-09
Tenmile - 103 Rx
2021-02-09
Brooklyn Bridge Rx
2021-02-09
Tenmile - 100 Rx
2021-02-09
Shooting Range Rx
2021-02-09
Tenmile - 89 Rx
2021-02-09
Tenmile - 112 Rx
2021-02-09
Tenmile - 61
2021-02-08
Tenmile - 57 Rx
2021-02-05
Forest Heights
2021-01-22
Porcupine Rx
2021-01-22
Tenmile - 14 Rx
2021-01-21
Tenmile - 16 Rx
2021-01-21
Sweeney Creek
2021-01-15
Bear Gulch
2021-01-13
Tenmile - 100 Bz Rx
2021-01-11
Tenmile - 61 Rx
2021-01-08
Mount Ascension
2020-12-19
Tenmile - 15 Rx
2020-12-15
Tenmile - 19 Rx
2020-12-10
Tenmile - 18 Rx
2020-12-10
Tenmile - 21 Rx
2020-12-10
Tenmile - 17 Rx
2020-12-10
Tenmile - 57 Rx
2020-11-16
Lombardi
2020-11-02
Tenmile - 1 Rx
2020-10-27
Tenmile - 100 Bz Rx
2020-10-23
North Fork
2020-09-12
Brooklyn
2020-09-12
Minnehaha
2020-09-05
Priest
2020-06-13
Dump Gulch Handpiles
2020-02-25
Dump Gulch Handpiles
2019-12-17
Porcupine Campground Piles
2019-10-21
Mt Helena
2018-08-26
Sparta St. Ma
2018-08-18
Twin Pines
2018-08-17
Moose Creek Abandoned Campfire
2018-08-01
Flooding
Heavy Rain And Snowmelt
2018-05-07Priest Pass
2017-09-24
Elk Ridge
2017-09-17
Sweeney Creek
2016-09-14
Chessman
2016-08-15
Hailstorm
2016-08-08
Skelly Gulch
2016-06-27
Rv Ranch
2015-07-20
Dump Gulch
2015-07-15
Dump Gulch
2015-07-15
Hailstorm
2014-08-15
Hailstorm
2014-08-15
Twin Pines
2014-08-12
Prairie Trail
2014-07-24
Hailstorm
2011-07-13
Hailstorm
2007-06-16
Hailstorm
2005-06-27
Hailstorm
2005-06-27
Hailstorm
2003-08-22
Hailstorm
2002-07-14
Hailstorm
2001-08-04
Hailstorm
2001-08-04
Hailstorm
2001-08-04
Hailstorm
2001-08-04
Hailstorm
2001-07-16
Hailstorm
2001-07-12
Hailstorm
2001-05-28
Hailstorm
1998-07-03
Hailstorm
1998-07-03
Hailstorm
1997-09-15
Tornado
1997-06-27
Hailstorm
1997-06-06
Hailstorm
1995-07-10
Hailstorm
1995-07-10
Hailstorm
1993-07-14
Hailstorm
1993-06-28
Tornado
1993-06-11
Hailstorm
1991-06-19
Hailstorm
1991-05-25
Hailstorm
1990-08-20
Hailstorm
1988-07-05
Hailstorm
1988-07-03
Hailstorm
1985-08-27
Hailstorm
1982-06-28
Hailstorm
1982-06-28
Hailstorm
1976-06-06
Hailstorm
1975-07-01
Tornado
1960-07-22
Hailstorm
1959-06-16
Earthquake
1935-10-31
Earthquake
1935-10-19