Geoscience Reference
In-Depth Information
(A)
Winter of 1960s
80°
Cold
70°
60°
Warm
100°
140°
50°
40°
TR
Cold pool
Warm pool
30°
20°
160°
180°
160°
140°
120°
(B)
Winter of 1971-72
Warm
80°
70°
60°
Cold
100°
140°
50°
Cold pool
40°
Warm pool
30°
20°
160°
180°
160°
140°
120°
Figure 9.25
Generalized relationships between ocean surface temperatures, jet stream tracks, storm
development zones and land temperatures over the North Pacific and North America during (A) average
winter conditions in the 1960s, and (B) the winter of 1971-1972, as determined by J. Namias.
Source: After Wick (1973). By permission of New Scientist.
