Polar Continental – Originate from Poles, cold & moist.
Sub Tropical Continental – Originate from Mid Latitudes, warm & moist
Equatorial Continental – Originate from Equatorial regions, very warm & very moist.
Polar Maritime – Originate from Poles, cold & dry
Sub Tropical Maritime – Originate from Mid Latitudes, warm & dry
Jet Streams
Polar Westerly Jet Stream- Originate from 60° North, 80-100 kts.
Sub Tropical Westerly Jet Stream- Originate from 30° North,100-120 kts.