+4 



17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 



2 — 



°F0 — - 



-2 — 



4 — 



6 — 



BOSTON, MASS. 



K 



M 



P 



^ 



U 



A 



rt 



fi 



N 



50 51 52 53 54 55 56 57 58 59 



1 i I 



60 61 



+4 — 

 2 — 



I I I I 



POLLOCK RIP LIGHTSHIP 



1950-56 BASE 



MONTHLY SEA-SURFACE TEMPERATURE ANOMALY GRAPHS Fig 2-F 

 FOR ATLANTIC COAST STATIONS SSR-F No 491 



