Get weather forecast for the current location based on IP address.
AI agents call get_local_forecast to retrieve information from Simple Weather MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves weather forecast data based on the user's IP address. It performs a read-only query against a public weather API (Open Meteo) and returns information without any side effects, state changes, or irreversible actions. The worst-case misuse would be retrieving forecasts for different locations, which has minimal security impact.
From the tool's definition Tool name is 'get_local_forecast' and description states it 'Get[s] weather forecast for the current location based on IP address.' This is a data retrieval operation with no modification, deletion, code execution, or financial impact.
Attacks that exploit this kind of access
Get weather forecast for the current location based on IP address. It is categorised as a Read tool in the Simple Weather MCP MCP Server, which means it retrieves data without modifying state.
Register the Simple Weather MCP server in PolicyLayer and add a rule for get_local_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 Simple Weather MCP. Nothing to install.
get_local_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_local_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_local_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_local_forecast is provided by the Simple Weather MCP server (markmehere/simple-weather-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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