Here are some 8-letter weather terms:
- Hagelbui: A sudden and violent downpour of hailstones, usually accompanied by high winds.
- Koufront: A boundary between a cold air mass and a warmer air mass.
- Mistbank: A large bank of fog that is thick enough to reduce visibility to less than 100 meters.
- Neerslag: Any form of precipitation, including rain, snow, sleet, and hail.
- Regenbui: A brief and heavy downpour of rain.
- Sneeuwen: To fall from the sky as snow.