According to IAW AFMAN 11-202V3, when is an alternate required for fixed-wing aircraft?
1) When the worst weather at destination, including TEMPO conditions, at the ETA 1 hour is less than specified minimums
2) When the worst weather at destination, including TEMPO conditions, at the ETA 1 hour is greater than specified minimums
3) When the worst weather at destination, including TEMPO conditions, at the ETA 1 hour is equal to specified minimums
4) When the worst weather at destination, including TEMPO conditions, at the ETA 1 hour is not specified