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Tornado

en.wikipedia.org/wiki/Tornado

A tornado is a violently rotating column of air that rotates while in contact with both the surface ..... Most significant tornadoes form under the storm's updraft base, which is ... Night-time ...

Severe Weather 101: Tornado Basics

www.nssl.noaa.gov/education/svrwx101/tornadoes/

Because wind is invisible, it is hard to see a tornado unless it forms a ... Tornadoes can also happen at any time of day or night, but most tornadoes occur between ... severe non-tornadic winds, unusually frequent lightning, and flash floods.

Severe Weather 101: Thunderstorm Basics

www.nssl.noaa.gov/education/svrwx101/thunderstorms/

Tornadoes (with winds up to about 300 mph) can destroy all but the best-built ... Three basic ingredients are required for a thunderstorm to form: moisture, rising ... The mature stage is the most likely time for hail, heavy rain, frequent lightning,  ...

Thunderstorms, Tornadoes, Lightning...Nature's Most Violent Storms

www.nws.noaa.gov/om/severeweather/resources/ttl6-10.pdf

Waterspouts are tornadoes that form over warm water. Water spouts can move ... Tornadoes can occur at any time of day, any day of the year. □ Have a plan of .... Lightning fatalities are most common during summer afternoons and evenings.

About Tornadoes | Weather Underground

www.wunderground.com/resources/education/tornadoFAQ.asp

Frequently Asked Question. Where do tornadoes most often occur in the United States? Tornado Alley ... How do tornadoes form? The truth is ... However, tornadoes have occurred in every month and at all times of the day or night. A typical time .... If there is not time to escape,lie flat in the nearest ditch or ravine. In your car ...

Tornado & Severe Weather Preparedness - Mercer County Homepage

www.mcc.co.mercer.pa.us/dps/SevereWeather.htm

Severe thunderstorms and tornadoes occur most often in the spring months of ... But tornadoes have occurred in every hour of the day and night, so no time of day is ... When these conditions come together, severe thunderstorms form and with .... wind events remain much more common than tornadoes in Pennsylvania.

Answers Archive: Thunderstorms - USATODAY.com

usatoday30.usatoday.com/weather/resources/askjack/archives-thunderstorms.htm

Q: Is there a specific time of day that most thunderstorms occur? .... those that produce 3/4" hail or larger, winds 58 mph or greater or tornadoes. .... Supercells are most common in the Great Plains and desert states of the USA, but they can form ...

4 Things You Need to Know About Tornado Season - Live Science

www.livescience.com/28668-tornado-season-facts.html

Apr 11, 2013 ... Tornadoes are a fixture of spring just like tulips, but there are many common misconceptions. ... States each year, most commonly in the spring months, a transition time ... The worst tornadoes form from so-called supercell thunderstorms when warm, ... Tornadoes can also happen at all times of the day.

Free Flashcards about Chapter 14 - StudyStack

www.studystack.com/flashcard-1426690

Tornadoes most frequently form in the, afternoon. Damage is usually most severe during a tornado's, mature stage. You would most likely expect to see Saint ...

Tornadoes - average, low, world, high, days, What is a tornado ...

www.weatherexplained.com/Vol-1/Tornadoes.html

Time of day during which tornadoes are most likely to occur is mid-afternoon, ..... In parts of the country where tornadoes are comparatively frequent, a form of ...

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Severe Weather 101: Tornado FAQ

www.nssl.noaa.gov

Frequently asked questions about tornadoes, from the NOAA National Severe Storms ... to occur in every state in the United States, on any day of the year, and at any hour. ... wind speeds can be as high as 300 mph in the most violent tornadoes. ... Although the process by which tornadoes form is not completely understood, ...

Tornadoes | Weather Wiz Kids

www.weatherwizkids.com

Most strong and violent tornadoes form within this area of strong rotation. ... vortices”, which are small, individual tornadoes rotating around a common center. .... Tornadoes can happen at any time of the year and at any time of the day.

Night thunderstorms: Top things to know | Earth | EarthSky

earthsky.org

Jul 27, 2015 ... Cloud-to-ground lightning might be common when thunderstorms happen after dark. ... during the warmest time of day, the “heat of the day,” from mid-day to late in the afternoon ... Tornadoes, however, are much more likely during the day, ... Thunderstorms are most likely to form when the temperature of the ...