Sentences with phrase «dominant atmospheric pattern»

The pattern is also associated with the negative phase of the Arctic Oscillation, which is the dominant atmospheric pattern observed during severe winters and comprises a weakened jet stream and more cold air intrusions southward from the Arctic into North America and Eurasia.

Not exact matches

Although the NAO is the dominant pattern of atmospheric circulation variability, accounting for about half of the total winter SLP variance on both interannual and multi-decadal time scales, other large - scale structures of internal circulation variability will also undoubtedly contribute to uncertainty in future climate trends.

These seem related to ocean and atmospheric patterns associated with cloud changes that — from the data — seem the dominant forcing in the satellite era by far.