How Tornadoes Form
The formation of a tornado can be broken down to three stages: 1) low level horizontal spin,…
Understanding Hail
Hail, Showery precipitation in the form of irregular pellets or balls of ice more than 5 mm…
Severe Weather Preparedness
Tornadoes, floods, thunderstorm winds, hail, lightning, heat, wildfires, rip currents and tsunamis - spring is three months…
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Criteria for a Severe Thunderstorm Warning
The National Weather Service (NWS) is the official U.S. government agency charged with issuing weather watches, warnings, and advisories and is the source used by iAlert.com. Below is the criteria for a severe thunderstorm used by…
Criteria For a Tornado Warning
The National Weather Service (NWS) is the official U.S. government agency charged with issuing severe weather watches, warnings, and advisories and is the source used by iAlert.com. When the NWS issues a "Tornado Warning" their decision…
September 2010 National Preparedness Month | Emergency Preparedness Month
September is National Preparedness Month (NPM) and is the right time for you to take simple steps to prepare for an emergency in the home, at work, or in the community. Do you have a Emergency…
What is the Fujita tornado damage scale or fujita scale?
The Fujita Tornado Damage Scale (F-Scale) was developed by University of Chicago Professor Dr. T. Theodore Fujita in 1971 to estimate tornado strength based on damage of homes hit by tornados. On February 1, 2007 the…
2009 Hurricane Names | 2009 National Hurricane Center Tropical Cyclone Reports
Hurricanes are named alphabetically from a predetermined list beginning the letter "A" through "W", excluding names that begin with "Q" or "U." A storm is first named by the National Hurricane Center when the system becomes…
2008 Hurricane Names | 2008 National Hurricane Center Tropical Cyclone Reports
Hurricanes are named alphabetically from a predetermined list beginning the letter "A" through "W", excluding names that begin with "Q" or "U." A storm is first named by the National Hurricane Center when the system becomes…
Why Are Hurricane Names Are Retired
When a major hurricane impacts a country that country can request the name of the hurricane be "retired" through the World Meteorological Organization (WMO) in Geneva Switzerland. Retiring a name actually means that it will…
