https://www.ndbc.noaa.gov/show_plot.php?station=pstl1&meas=dewp&uom=E&time_diff=-5&time_label=CDT
NDBC - 5-day plot - Dew Point at PSTL1
National Data Buoy Center - 5-day plot - Dew Point at station PSTL1 (28.932N 89.407W) - 8760922 - Pilot's Station East, SW Pass, LA.
dew pointndbcdayplot