Most fence posts are treated with a wood. preservative to increase their service life, but the. installation method can affect the actual life of. the fence post. These pages will serve as a quick. guide to installing preservative-treated fence. posts for the greatest serviceable life.
The entire lifetime of a thunderstorm can vary. Typical afternoon thun â¦ derstorms in the summer usually consist of just 1 cell, thus lasts 20-30 minutes. Severe thunderstorms can consist of numerous cells, and last several hours.
Thunderstorms. Because tornadoes often accompany thunderstorms, pay close attention to changing weather conditions when there is a severe thunderstorm watch or warning. A severe thunderstorm watch means severe thunderstorms are possible in your area.A severe thunderstorm warning means severe thunderstorms are occurring in your area.now how to distinguish between the siren's warnings for a tornado watch and a tornado warning. A tornado watch is issued when weather conditions favor the formation of tornadoes, for example, during a severe thunderstorm.