The snow is packed down tightly near the parking lot.
It is snowing in the parking lot.
Just because there is snow packed down doesn't mean that it is currently snowing.
exists e1 s1 s2 x1 x2 x3.(n_lot(x2) & of(x2,x3) & n_parking(x3) & n_snow(x1) & near(e1,x2) & a_tightly(s2) & Manner(e1,s2) & a_down(s1) & Manner(e1,s1) & Theme(e1,x1) & v_pack(e1))
exists e1 x1 x2 x3.(n_lot(x2) & of(x2,x3) & n_parking(x3) & n_thing(x1) & in(e1,x2) & Actor(e1,x1) & v_snow(e1))