WHAT DOES THE CLASS DAY MEAN?
Class 1: Low Fires are not likely, it may be raining.
Class 2: Moderate Fires are possible in light fuels, day after a rain.
Class 3: High Fuels in open areas and sunny slopes may spread rapidly.
Class 4:Very High Fires start easily from all causes. Fires spread and increase in intensity rapidly. Spot fires occur. Fire will burn deep, except in the spring.
Class 5: Extreme Fires will spread very rapidly with severe spotting. Difficult to extinguish, mop-up requires a great deal of effort.