7a.m. (e.s.tj 19 FEBRUARY 1972 



■ INDICATES TIME AND LOCATION OF 

 LOW PRESSURE CENTER 



/* WINDSPEED AND DIRECTION 



1020 ATMOSPHERIC PRESSURE IN 

 MILLIBARS 



Figure 73. Surface weather map, 19 February 1972 (National Oceanic and 

 Atmospheric Administration, 1972) . 



89 



