Estimates in GREEN do NOT meet reporting criteria for active weather nets and should not be reported unless asked for.
Common Hail Report Sizes
Pea Size 1/4"
Dime Size (or Penny) 3/4" Nickel Size 7/8"
Quarter Size 1"
Half Dollar Size 1-1/4 Golf
Ball Size 1-3/4"
Baseball Size 2-3/4"
All significant Flooding should be reported
Estimating Wind Speed (Miles
Per Hour)
0 Smoke rises vertically
1-3 Smoke drifts but windvanes do not move
4-7 Wind felt on face, leaves rustle
8-12 Small twigs in motion
13-18 Dust raised, loose paper raised, small branches
move
19-24 Small leafy trees move, crested wavelets
form on water
25-31 Large branches in motion, whistling in wires
32-38 Whole trees in motion, inconvenience felt
walking against wind
39-54 Twigs break off trees
55-72 Damage to chimneys,
pushes over shallow rooted trees
72-112 Peels surface off roofs, windows broken,
trailer homes overturned
113-157 Roofs torn off houses, trailers destroyed,
large trees snapped and uprooted
158 & Up Severe damage, cars lifted off ground
