-----building sounding to 600mb for    ------------------------------
Array
(
    [0] => ./data/KMFR_1200Z_20_APR_25.txt
    [1] => ./data/KMFR_0000Z_20_APR_25.txt
    [2] => ./data/KMFR_1200Z_19_APR_25.txt
    [3] => ./data/KMFR_0000Z_19_APR_25.txt
    [4] => ./data/KMFR_1200Z_18_APR_25.txt
)


Fatal error:  Uncaught Error: Call to undefined function temp_pressure_imagefilledpolygon() in /home1/wxnwonec/public_html/weather/tools/soundings/plot_medford_skewt_for_ag.php:180
Stack trace:
#0 {main}
  thrown in /home1/wxnwonec/public_html/weather/tools/soundings/plot_medford_skewt_for_ag.php on line 180