WX Radar

Question 1

Windshear detections are detected within what parameters?

Answer 1

along flight path and below 1200AGL

Question 2

How long does it take for Windshear activity to dissipate?

Answer 2

10-20 mins

Question 3

Detection parameters between PWS cautions and warnings

Answer 3

ON GROUND CAUTION: 25* L/R out to 3NM
ON GROUND WARNING: 0.25NM L/R of Center out to 3NM
IN FLIGHT CAUTION: 25* L/R out to 3NM
IN FLIGHT WARNING: 0.25NM L/R of Center out to 1.5NM

Warnings on Takeoff and Landing: Enabled below 1200RA.

Question 4

Max distance turbulence can be depicted?

Answer 4

RDR-4B: 40NM
RDR-4000: 60NM

Question 5

Black stripes displayed on RDR-4000

Answer 5

Designate secondary weather on current flightpath

Question 6

How far should radar echos be cleared by and other considerations

Answer 6

20NM if tops cleared by <5000ft
Above FL230 clear everything by 20NM
If possible avoid echoes on upwind side
Never continue toward radar shadow