Moderate

High

Extreme

3 Day = Last 3 days of Cumulative Degree Hours (CDH)

Predict = Next day prediction based on last 24 hours of CDH

4 Day CDH = 3 Day + Predict

R1 = Risk Factor 1: Use if there hasn't been reported outbreaks in the area.

R2 = Risk Factor 2: Use if you had outbreaks last year.

R3 = Risk Factor 3: Use if there are reported outbreaks in your area.