EF & TORRO Scale Maths Worksheets

EF and TORRO scale maths worksheets for ages 8–12 using real NOAA Storm Prediction Center and TORRO figures: rate tornadoes on the EF scale, convert mph, km/h and metres per second, use the TORRO–Beaufort formula and work with real UK and world tornado records, with every answer worked out.

What’s inside:

- How it works: the Enhanced Fujita (EF) scale in mph and km/h

- Worksheet 1: rate that tornado (12 wind speeds)

- Worksheet 2: miles to kilometres (6 conversions plus a record-wind challenge)

- Worksheet 3: metres per second (6 conversions)

- Worksheet 4: TORRO and Beaufort (a formula, working backwards and weak, strong or violent)

- Worksheet 5: UK tornado records (6 questions)

- Worksheet 6: world records and big numbers (6 questions)

- Answer key (2 pages, every answer worked out)

- Credits, licence & sources

Pages: 11 (including cover and credits). Sizes: A4 (210 × 297 mm) and US Letter (8.5 × 11 in), both PDFs included in one zip.

Printing: Print at 100% / actual size on A4 or US Letter. Inside pages use light backgrounds and print well in black and white; covers are dark, so start from page 2 to save ink.

Every fact is checked against NOAA Storm Prediction Center, NOAA National Severe Storms Laboratory, US National Weather Service, Met Office, TORRO and ESSL web pages (checked 31 Oct 2026) and the sources are listed on each pack’s credits page. Facts that can change, such as yearly averages and records, are printed with that date. Photos are public-domain images from NOAA, FEMA and the US National Weather Service, via Wikimedia Commons; drawings, puzzles and layouts are REALLYBYTE’s own work. Not endorsed by NOAA, the National Weather Service, FEMA, the Met Office, TORRO or ESSL. This is an educational resource, not official emergency guidance: always follow your local weather service’s warnings.

Licence: personal and single-classroom use. You may print as many copies as you need for your own family or your own class, and share it with your class through a password-protected platform. Please don’t resell, re-upload or share it publicly. For school-wide use, please email info@reallybyte.com.

Made by REALLYBYTE, the team behind tornadoes.storms.im. Questions: info@reallybyte.com

This is a digital download: no physical item will be shipped.