new midterm

Question 1

mitigation

Answer 1

• plans or actions to reduce or eliminate the threat of death and damage due to natural disasters

Question 2

wind shear

Answer 2

• change in wind direction
• winds are increasing with height
• High wind shears are ideal conditions for supercells

Question 3

squall line

Answer 3

• line of thunderstorms
• Usually along cold front or right in front of it

Question 4

hook echo

Answer 4

• radar signature for tornado development
• hook shaped
• indicates a severe thunderstorm and the possibility of tornado formation

Question 5

derecho

Answer 5

• straight-line winds exceeding 90 knots over several hundred km
• Cluster of downbursts, appears as bow echo on radar

Question 6

loaded gun sounding

Answer 6

• what you want for hurricane development
• characterized by a large amount of warm, moist air near the ground capped by a stable layer of dry air

Question 7

presidential disaster declarations

Answer 7

• 75% of Presidential disaster declarations are associated with flooding

Question 8

flood watch vs warning

Answer 8

• A Flood Warning is issued when flooding is imminent or occurring
• A River Flood Watch is issued when river flooding is possible at one or more forecast points along a river