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The F stands for Fujita, after the man who invented the scale: Tetsuya Theodore Fujita.

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Q: What does the F mean in tornado ratings?
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What are the ratings and certificates for Tornado - 1973?

Tornado - 1973 is rated/received certificates of: West Germany:6 (f)


Is f1 the biggest tornado?

No. For one thing, Fujita (F) scale ratings measure the strength of a tornado, not its size. F1 is the second weakest rating a tornado can get (F0 is the weakest). Weak tornadoes such as this are generally small, but occasionally can be large. The highest rating a tornado can get is F5.


How air pressure change by the type of tornado?

If by type you mean Fujita (F) scale rating, then generally the stronger the tornado the lower the pressure.


Is there such a thing as an F-0 tornado?

Yes. F0 is the lowest rating a tornado can receive. Such a tornado peels shingles, damages signs, and breaks tree limbs. Tornadoes that occur in open fields and cause no damage are also rated F0. About 60% of tornadoes receive F0 ratings.


In F or EF rating's of a tornado. what's the E or F mean or stand for?

The F stands for Fujita - the name of the scale used to indicate the strength of tornadoes. The E - stands for enhanced.


What is the classification of a tornado?

Fujita scale http://www.spc.noaa.gov/faq/tornado/f-scale.html


Is there a such thing as an f -?

Yes. F0 is the lowest rating a tornado can receive. Such a tornado peels shingles, damages signs, and breaks tree limbs. Tornadoes that occur in open fields and cause no damage are also rated F0. About 60% of tornadoes receive F0 ratings.


What is being measured when categorizing a tornado?

Tornado ratings are determined based on the severity of the damage a tornado inflicts, which is in turn used to estimate wind speed.


What does spawn a tornado mean?

When a storm spawns a tornado it produce a tornado.


How is the f scale of any given tornado given?

The rating on the Fujita or F scale of a tornado is determined by the severity of the damage it causes. Different levels of tornado have different levels of damage severity, ranging from the minor damage of an F0 tornado the the total destruction of an F5.


Is an EF5 tornado more powerful than an F5 tornado?

No, EF is for Enhanced Fujita scale and F is for Fujita scale. The new scale, implemented in 2007 is more accurate, but ratings are essentially equivalent. Most tornadoes would receive the same rating on either scale.


What does the F stand for in F0 for the Fujita-Pearson Tornado Intensity?

The F stands for Fujita.