Forza Motorsport 4 Will Not Have Night Racing or Weather Effects. Turn 10 Explains.

[Aldro]

ethomaz said:
I just can say that playing Nurburgring at night was out of expectations.

And one of the best parts of GT5 are Weather Effects (Rain ans Slow)

So true! Nothing like driving one of the finest premium cars on Nurburgring night time with mah G27... BONER!