-- Cycle between XMAS weather for 30 seconds (3 * 10000 milliseconds), and SMOG weather for 20 seconds (2 * 10000 milliseconds)
local success = SetWeatherCycleEntry(0, "XMAS", 3) and
SetWeatherCycleEntry(1, "SMOG", 2) and
ApplyWeatherCycles(2, 10000)