Moderate Risk Wisconsin  ·  Tornado / Flash Flooding

Brown County WI

EMERGENCY PREPAREDNESS & DISASTER RISK PROFILE  ·  LAST UPDATED: Mar 2026

5/ 10
Threat Score
Population
267
Area
530
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
5
federally declared

Brown County anchored by Green Bay on the Fox River in northeast Wisconsin faces moderate tornado risk and Fox River flooding. Lambeau Field creates massive event-day emergency planning requirements for Packers games with 80000 attendees. The Fox River has flooded Green Bay communities. Green Bay serves as the regional hub for northeast Wisconsin emergency coordination. The county also faces serious winter storm risk from Lake Michigan lake-effect weather systems.

// Preparedness Recommendations

  • Evacuation routes inland should be identified in advance.
  • Store at least 72 hours of food and water.
  • Elevate critical belongings above flood level.
  • Have backup power ready in case of grid failure.

// Recommended Supplies

Essential gear for power outages, severe weather, and emergency situations in your area.

// Risk Intelligence

Threat Score 5 / 10    Moderate Risk
Primary Hazard Tornado / Flash Flooding
Secondary Hazard Winter Storm
FEMA Flood Zone Moderate
Federally Declared Disasters 5
Last Major Event 2019 Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (920) 448-4100
Emergency Shelters 12 designated facilities
Evacuation Routes I-43 US-41 WI-29 WI-57

// County Profile

County Brown County WI
State Wisconsin (WI)
Population 267
Area 530 sq miles
FEMA Region Moderate

// Major Cities

Green Bay WI

// Cities in This County

// Other Wisconsin Counties

// Nearby Infrastructure Risks

Critical infrastructure facilities within or near this area that could affect civilian safety during emergencies, conflict, or infrastructure failures.

🏟
Lambeau Field Green Bay WI
Stadium / Arena  ·  Green Bay, WI  ·  Green Bay Packers / NFL  ·  2-mi risk zone
7/10 High
🏭
JBS USA Green Bay WI Beef Plant
Food Processing  ·  Green Bay, WI  ·  JBS USA / JBS SA Brazil  ·  5-mi risk zone
6/10 Moderate
Kewaunee Nuclear Plant WI
Nuclear Power Plant  ·  Carlton, WI  ·  Dominion Energy  ·  10-mi risk zone
5/10 Moderate

Infrastructure risk data is for emergency preparedness awareness. Facility locations are publicly known. Always follow official emergency guidance.