0- 



1 10- 



I 



2.0H 

 3.0 



1000 h 



1 1 1 r- 



15 25 



TEMPERATURE l°C) 



0- 



1 1.0- 



x 



20' 



Q. 

 UJ 

 Q 



30- 



l 



13-25 h 



i i r 



15 



— r~ 

 25 



TEMPERATURE (°C) 



15 



25 



TEMPERATURE (°C) 



0- 



I 1.0- 



E 20- 



X 



Jj 



3 3.0- 



T 19-34 h 



15 



T 

 25 



TEMPERATURE (°C) 



OH 



ic 



x 20 

 a. 



UJ 



o ioH 



22 18 h 



1 1 1 r- 



15 25 



TEMPERATURE (°C) 



B LO- 



5 20 



a. 



UJ 



° 3.0 



01-02 h 



1 1 I i 



15 25 



TEMPERATURE (°C ) 



15 25 



TEMPERATURE (°C) 



0- 

 ■? 1.0- 



J 2.0 



a. 



UJ 



<= 3.0 



•v 07 II h 



V 



'•V 



—I 1 1 I 



15 25 



TEMPERATURE (°C) 



Figure 8. Results of a 24-hour continuous profile of Lake Marco Shores water 

 temperatures for the 19-21 January 1977 cold spell. 



230 





