Get weather forecast for a location.
AI agents call get_forecast to retrieve information from Weather MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns weather forecast data for a specified location. It does not modify, delete, or execute any operations—it simply reads and retrieves information. This is a standard Read category tool with minimal security risk, as misuse would only result in accessing weather data, which is typically public information.
From the tool's definition Tool name 'get_forecast' and description 'Get weather forecast for a location' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
Get weather forecast for a location. It is categorised as a Read tool in the Weather MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Weather MCP Server MCP server in PolicyLayer and add a rule for get_forecast: 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 Weather MCP Server. Nothing to install.
get_forecast 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_forecast 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_forecast. 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_forecast is provided by the Weather MCP Server MCP server (roblopez-qz/mcp-hack). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
get_forecast is one line of Weather MCP Server's registry record.
The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.
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