Grid Point #: 012820 
Longitude:   -87.1609
Latitude:     40.4344
Contributing Station, distance (km).
P775   15.0
PRDU   21.2
WLCI   42.6
INCR   44.8
INRN   57.0
ID03   60.2
INNP   66.3
ILBU   76.6