name: weather description: Get current weather and forecasts (no API key required). homepage: https://wttr.in/:help metadata: {"nanobot":{"emoji":"🌤️","requires":{"bins":["curl"]}}}

Weather

Two free services, no API keys needed.

wttr.in (primary)

Quick one-liner:

curl -s "wttr.in/London?format=3"
# Output: London: ⛅️ +8°C

Compact format:

curl -s "wttr.in/London?format=%l:+%c+%t+%h+%w"
# Output: London: ⛅️ +8°C 71% ↙5km/h

Full forecast:

curl -s "wttr.in/London?T"

Format codes: %c condition · %t temp · %h humidity · %w wind · %l location · %m moon

Tips: - URL-encode spaces: wttr.in/New+York - Airport codes: wttr.in/JFK - Units: ?m (metric) ?u (USCS) - Today only: ?1 · Current only: ?0 - PNG: curl -s "wttr.in/Berlin.png" -o /tmp/weather.png

Open-Meteo (fallback, JSON)

Free, no key, good for programmatic use:

curl -s "https://api.open-meteo.com/v1/forecast?latitude=51.5&longitude=-0.12&current_weather=true"

Find coordinates for a city, then query. Returns JSON with temp, windspeed, weathercode.

Docs: https://open-meteo.com/en/docs

这个天气工具质量中规中矩。优点是免费且无需注册，打开就能用，操作简单易懂。文档写得挺清楚，提供了多种天气查询方式，常见的温度、湿度、风速等信息都能查到。不足之处在于它本质上只是使用说明文档，没有实际的可执行程序，实际功能依赖你手动输入命令。此外作为测试版本，稳定性和功能完善度可能还有欠缺，日常使用可能需要自己再做些调整。