Low-Level and High-Level Prognostic Charts

Question 1

Which weather chart depicts conditions forecast to exist at a specific time in the future?

Answer 1

12-hour Significant Weather Prognostic Chart.

Question 2

What is the upper limit of the Low Level Significant Weather Prognostic Chart?

Answer 2

24,000 feet.

Question 3

What weather phenomenon is implied within an area enclosed by small scalloped lines on a
U.S. High-Level Significant Weather Prognostic Chart?

Answer 3

Cumulonimbus clouds, icing, and moderate or greater turbulence.

Question 4

The U.S. High-Level Significant Weather

Prognostic Chart forecasts significant weather for what airspace?

Answer 4

24,000 feet to 63,000 feet