Get current weather conditions for a specific city. Returns temperature, humidity, wind speed, weather description, and more.
AI agents call get_current_weather to retrieve information from OpenWeather MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only retrieves publicly available weather data for a specified city. It performs no modifications, deletions, executions, or financial transactions. The worst outcome of misuse would be excessive API calls or minor information disclosure, neither of which poses significant risk. This is a straightforward Read operation.
From the tool's definition Tool name is 'get_current_weather' and description states it 'Get current weather conditions' and 'Returns temperature, humidity, wind speed, weather description'. This is a query operation that retrieves data with no side effects.
Attacks that exploit this kind of access
Get current weather conditions for a specific city. Returns temperature, humidity, wind speed, weather description, and more. It is categorised as a Read tool in the OpenWeather MCP Server MCP Server, which means it retrieves data without modifying state.
Register the OpenWeather MCP Server MCP server in PolicyLayer and add a rule for get_current_weather: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches OpenWeather MCP Server. Nothing to install.
get_current_weather is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_current_weather rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_current_weather. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_current_weather is provided by the OpenWeather MCP Server MCP server (madhurtoshniwal/openweather-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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