Sentences with phrase «airmasses in»

My thought is that the UK's temperate climate is primarily due to SWly prevailing winds blowing from the relatively warm ocean, as opposed to places on the eastern side of a large continent which will frequently receive cold polar continental airmasses in winter, because the mid-latitude westerlies will be blowing from a cold continental interior.

Not exact matches

We had a recent talk by Ming Cao at Florida State in which he showed that the NAM was a very coherent structure when looked at in terms of airmass coordinates, but not in standard x-y coordinates.

Unfortunately, there is actually quite good model agreement on the overall pattern over the East Pacific through the end of the month: the huge ridge over the Eastern Pacific is expected to persist and perhaps grow even more, continuing the extraordinarily dry pattern over California but allowing for occasionally large swings in temperature as a very cold airmass over Canada is occasionally able to spill westward in weak or even slightly retrogressive (east to west) zonal flow.

The remarkably cold modified Arctic airmass that has brought bitterly cold air to much of North America has now shifted eastward, and the West Coast is in the midst of a slow but substantial warming trend that will continue at least through the coming weekend.

By Thursday, an exceptionally cold airmass will be in place across nearly the entire Western United States.

(Add a snow - cover and you can have readings over 20 ° F different between the rural and urban site even when both points are in the same airmass).

Transitions seasons (autumn and spring) in tend to be highly volatile throughout the Earth's middle latitudes as cold, dry polar and warm, moist tropical airmasses interact with high frequency.