218 



SYNOPTIC RADIO METEOROLOGY 



3.0 



2.5 



2.0 — 



1.5 — 



0.5 



I80500Z I8I500Z 



I90500Z 



I9I500Z 200300Z 



DAY AND HOUR 



20I500Z 2I0300Z 



2II500Z 



Figure 5.52. Time cross section, Rapid City, S. Dak., in A units. 



3,000 



I80300Z 



20I500Z 



I8I500Z I90300Z I9I500Z 200300Z 



DAY AND HOUR 

 Figure 5.53. Time cross section, North Platte, Nebr., in A units 



2I0300Z 2II500Z 



