NO. 6 SOLAR RADIATION AND WEATHER CLAYTON 



21 



Solar Radiation above 1,980(2/^ above normal; 

 Pressure E day later Winter half year 



Solar Radiation 1.961-70 (1% above normal) 

 Pressure 2 days later Winter half year 



Solar Radiation 1.951-70 (o.5% above normal) 

 Pressure 2 days later Winter half year 



Fig. 13. — Mean pressure deviations from normal following dif- 

 ferent intensities of solar radiation in steps above 1.950, winter 

 half-year. Units in hundredths of an inch. Two days later. 



