Tornadoes and Severe Weather

15 Points Per Correct Answer - No time limit  

1. The scale for estimating tornado strength is the Fujita scale. What specifically is used to determine the rating of the tornado? length of the tornado's damage path appearance of the tornado tornado damage width of the tornado

2. The state with the most tornadoes annually is: Texas Florida Kansas Oklahoma

3. The tri-state tornado was the deadliest tornado ever to hit the US, moving through Missouri, Illinois and Indiana. How many people were killed? 563 317 695 255

4. On the Fujita Scale, a tornado rated F3 would have what range of wind speeds? 158-206 mph 113-157 mph 207-260 mph 261-318 mph

5. Tornado activity begins in late winter and migrates in what direction? south west east north

6. What is the distinguishing feature of a supercell thunderstorm? mesocyclone anvil heavy rain and hail tornadoes

7. CAPE and LI are indices which are used to determine: wind shear instability position of fronts likelihood of storm rotation

8. If a tornado is moving east at 30 knots and the tornado's rotational speed is 150 knots, what is the net wind speed on the northern edge of the tornado if the tornado is rotating counter-clockwise? 120 knots 180 knots 150 knots 420 knots

9. All of the following meet the criteria for a severe thunderstorm except: tornado winds exceeding 58 mph hail 3/4 inch or greater all of these meet the criteria

10. Which of the following synoptic scenarios is not favorable for severe weather formation? Cold air advection aloft Cyclogenesis east of the Rocky Mountains Ridging over the Rocky Mountains Jet stream above the warm sector of a low pressure center

11. Which thunderstorm component kills the most people each year? tornadoes lightning hurricanes flooding

12. Which of the following conditions is not favorable for large hail? high CAPE values strong winds aloft high freezing level above surface strong updraft

13. Which thunderstorm type is also known as a steady-state thunderstorm? supercell ordinary multicell squall line

14. Which type of supercell is most likely to develop into a squall line during its later stages? LP DBZ classic HP

15. Which radar algorithm is used to determine hail threat? DBZ VIL Radial Velocity Storm-Relative Velocity