An instrument used to measure the speed of the wind.

The pressure exerted by the atmosphere at a given point. This is also called barometric pressure. Atmospheric pressure is measured with a barometer in units of millibars or inches of mercury.

An instrument used to measure the pressure of the atmosphere.

A severe winter storm, defined as winds over 35 mph and visibility of ¼ mile or less due to falling or blowing snow, occurring for at least three hours.

The typical weather conditions of any place or region including not only the averages but also the variability and extremes of temperature, precipitation, wind, humidity, and sunshine. Several decades [..]

The widespread removal of trees by natural or human forces.

A prolonged dry period that reduces water supplies for plants, streams, or human use, such as water wells. The 'Palmer Drought Severity Index' is a common measure of drought in the United St [..]

A flood that develops rapidly, often within a few minutes or hours, and gives little time for warning or escape from the floodwaters.

An overflow of a stream or river out of its banks due to heavy rains or snowmelt.

The relatively flat area adjacent to a stream that is covered by water when the stream overflows its banks during a flood. The 100-year flood plain is defined as those areas near a stream that have a [..]