Category Nuances for snowstorm:

• adverse,
• severe,
• unusual,
• experienced,
• natural,
• climatic,
• weather,
• impersonal,
• catastrophic,
• elemental,
• inclement,
• abnormal,
• major,
• bad,

Simple Categories for snowstorm:

• phenomenon,
• force,
• power,
• hazard,
• weather,
• thing,