OMEGA Block Flashcards
1
Q
What is an OMEGA block ?
A
It is a heatwave or a high pressure pattern that blocks and diverts jet stream
2
Q
What happens if the jet stream is diverted ?
A
It allows a mass of hot air to flow up from N.Africa and Iberian Peninsula
3
Q
Resultant of Omega block ?
A
Belgium , Germany and Netherlands recording their highest ever temp
4
Q
Condition of Heat wave according to WMO ?
A
Increase in 5 degree celsius for 5 days continuously
5
Q
Condition of Heat wave in India ?
A
When temp in plains increases above 40 deg
