Weather Hydrologic Cycle – The driving engine Evaporation Transportation Condensation Precipitation
Three Cloud Types Cumulus Stratus Cirrus
Weather: Clouds Cirrus Clouds
Weather: Clouds
Cumulus Clouds
Weath er: Clouds
Stratus Clouds
Weath er: Clouds
Weather Cloud formation Convection Geographic barriers (mountains) Meeting of air masses (fronts) Cold & warm Figure & Condensation nuclei
Weather Precipitation Liquid or solid form Must fall !!!!! Formation Coalescence Ice crystals
Weather Air Masses Consist of the same temperature and moisture content Takes on the characteristics of its point or origin
Weather Fronts The boundary formed between two air masses Cold Warm Fronts do not mix
Weather Storms Thunderstorms Convective Frontal Indicates severe instability in the upper atmosphere Hail Tornadoes Directly associated with thunderstorms Significant instability Fujita Scale Palm Sunday April 11, 1965
Fujita Scale for Tornado Strength
Palm Sunday - April 11, Tornadoes in 11 hrs. 3 rd deadliest outbreak 12:56 pm first touchdown 256 deaths IN – 137 deaths, 1,200 injuries 62 Elkhart Co. 17 Howard Co.
Palm Sunday - April 11, 1965
Twin funnel clouds: Elkhart, IN April 11, fatalities
Palm Sunday - April 11, 1965 Greentown, IN
Palm Sunday - April 11, 1965 Kokomo, IN Downtown Area
Palm Sunday - April 11, 1965 Goshen, IN
Palm Sunday - April 11, 1965 Lake Pleasant, IN
Palm Sunday - April 11, 1965 Toledo, OH
Palm Sunday - April 11, 1965 Toledo, OH
Weather Hurricanes & Typhoons Significant low pressure cell Tropical depression Tropical storm Develop off the coast of Africa Feed of the warm ocean water
Weather Understanding a Weather Map