essential factor
Typhoon, rainstorm, snowstorm, cold wave, gale, sandstorm, high temperature, drought, thunder and lightning, hail, frost, fog, haze, road icing, cold ice, haze, thunderstorm and gale, forest fire risk, cooling, road ice and snow, dry and hot wind, heavy air pollution, freezing, sea fog, thunderstorm and gale, continuous low temperature, thick dust, tornado, low temperature and freezing damage, sea gale Low temperature, freezing rain and snow, strong convection, ozone, heavy snow, heavy rainfall, strong cooling, snow disaster, forest (grassland) fire danger, thunderstorm, severe cold, sand dust, thunderstorm and gale at sea, thunder and lightning at sea, typhoon at sea, low temperature
