Natural Disaster Risk in Colby

Natural Hazard Profile: Colby, Wisconsin

Located in the interior eastern United States in Marathon County, Colby is a town of roughly 3,468 residents. The humid continental climate that characterizes this part of Wisconsin — marked by long, cold winters with lake-effect snow and warm summers — directly influences the types and severity of natural hazards present, making Colby a community where hazard awareness has real practical value.

Colby's overall natural disaster risk is rated 6.0/10 (High) by FEMA's National Risk Index. Extreme cold snaps top the local risk profile, with Arctic front passages causing rapid and severe temperature drops that challenge both infrastructure and outdoor safety. Secondary hazards include lightning and hail.

Relative to other U.S. communities, Colby's natural disaster risk is above the U.S. national average of 4.5/10, slightly above the 5.4/10 state average. The hazard distribution here is led by cold wave and lightning, as measured by FEMA across Marathon County. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.

Colby's high risk designation reflects meaningful exposure to natural hazards. Residents should verify that their insurance covers the area's primary risks, prepare a family emergency plan, and stay informed about seasonal hazard peaks through local weather and emergency management services.