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STRONG_WINDS

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Safety and Preparedness

High Wind

What to do before (Preparedness):

  • Remove dead or rotting trees and branches that could fall and cause injury or damage during a high winds.
  • Think about how to secure outdoor items and protect property that may be damaged by high winds.
  • Understand that boating in open waters in high wind is dangerous.

What to do during (Safety):

  • Secure and protect outdoor items that may blow around in the high wind.
  • If boating, move to protected areas or ashore.
  • Do not drive high profile vehicles such as campers or RVs on days when the threat level is elevated or greater.
  • If the threat level is significant or critical, stay away from windows.

Threat levels and suggested actions:

Level
Affects
Precautionary Actions
No Threat

Limited Threat Large branches sway. Lightweight items such as empty trash cans blown around. Rough waters on lakes. Secure lightweight outside items and items you are carrying. Stay closer to shore on lakes.
Elevated Threat Whole trees sway. Medium weight objects such as filled trash cans or lawn furniture are blown around. Large swells on lakes create dangerous boating conditions. High profile vehicles impacted. Secure light and medium weight outside items. Boaters stay off of open waters. High profile vehicles should avoid routes that are perpendicular to the wind.
Significant Threat Buildings and trees can be damaged. All vehicles are impacted. Small boats can capsize. High profile vehicles can be blown off the road. Stay indoors away from windows. Move vehicles/boats to a sheltered area. Move or secure other outside items.
Significant Threat Buildings and trees can be damaged. All vehicles are impacted. Small boats can capsize. High profile vehicles can be blown off the road. Stay indoors away from windows. Move vehicles/boats to a sheltered area. Move or secure other outside items.

Legend and Definitions

High Wind
  • The Wind Threat level is based on the forecast maximum wind gusts and on watches/warnings or advisories that are in affect for high wind.

Level
Wind Speed
Advisory/Warning
Affects
green light=no threatNil 
gusts < 25 mph
No watch warning or advisory
Minimal or none
yellow light=limited threatLimted
gusts 25-39 mph
Small branches sway. Lightweight items such as empty trash cans blown around. Wavy waters on lakes.
red light=elevated threatElevated gusts 40-58 mph Wind Advisory is in affect for frequent gusts 40-58 mph. Whole trees sway. Medium weight objects such as filled trash cans or lawn furniture are blown around. Large swells on lakes create dangerous boating conditions. High profile vehicles impacted.
purple light=significant threatSignificant gusts > 58 mph High wind warning is in affect for frequent wind gusts > 58 mph Trees can be damaged. All vehicles are impacted. Small boats can capsize. High profile vehicles can be blown off the road.
black light=critical threatCritical
gusts > 70 mph
High wind warning for gusts greater than 70 mph.
Buildings damaged

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