Via Arizona Weather Force Facebook – Click To Follow
Martin Wind Gust Scale –
8. Extensive widespread damage.
7. Trees are broken or uprooted, building damage is considerable.
6. SOME Trees are broken or uprooted, building damage is possible.
5. Slight damage occurs to buildings, shingles are blown off of roofs.
4. Twigs and small branches are broken from trees, walking is difficult.
3. Large trees sway, becoming difficult to walk.
2. Large tree branches move, telephone wires begin to “whistle”, umbrellas are difficult to keep under control.
1. Small trees sway.
Map is for Thursday into Friday morning … PEAK scale intensity – use freeway areas to know where you are.
