AUSTIN (KXAN) -- From time to time, in part of the spring and the fall seasons, Central Texas is affected by strong winds and low humidity. A cold front that blew through the area Saturday night left those weather conditions. Thus, a Red Flag Warning was issued.

Red Flag Warnings alert fire managers and other emergency service personnel on federal lands to those conditions that are highly unfavorable for prescribed burns.

So, what is the criteria? To start, ten-hour fuels of 8% or less. What does this mean? This describes how much water is held by small vegetation such as grass, leaves, and mulch that only takes about ten hours to respond to changes in dry/wet conditions. Boiled down, it simply takes a look at how much moisture there is in the ground.

The other two conditions are those

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