smhi.weather.forecast

SERVERApibase SOURCEapibase-mcp-client

Low RISK CLASS

Category Read

Parameters 22 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-whiteknightonhorse-apibase/smhi.weather.forecast.md

WHAT IT DOES

What smhi.weather.forecast does on Apibase

AI agents call smhi.weather.forecast to retrieve information from Apibase without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Parameter	Type	Required	Description
`latitude`	number	Yes	Latitude in decimal degrees (WGS84). Covers most of Europe. Examples: 59.3293 = Stockholm, 57.7089 = Göteborg, 67.8558 = Umeå, 51.5074 = London.
`longitude`	number	Yes	Longitude in decimal degrees (WGS84). Covers most of Europe. Examples: 18.0686 = Stockholm, 11.9746 = Göteborg, 20.2253 = Umeå, -0.1278 = London.

Parameters from the server's own tool schema.

RISK

Why smhi.weather.forecast is rated Low

Retrieves weather forecast data from SMHI with no side effects.

From the tool's definition Get an 82-step hourly weather forecast for any point

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs smhi.weather.forecast safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Apibase, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For smhi.weather.forecast, this is the rule to start with:

smhi.weather.forecast Allowed

smhi.weather.forecast is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "smhi.weather.forecast": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Apibase, apply this rule, and every smhi.weather.forecast call is checked against it from then on.

FAQ

Questions about smhi.weather.forecast

What does the smhi.weather.forecast tool do? +

Get an 82-step hourly weather forecast (~10 days) for any point in Europe from the Swedish Meteorological and Hydrological Institute (SMHI). Uses SMHI's high-resolution NWP model (snow1g) covering most of Europe at ~2.5 km grid spacing. Each hourly step includes 25 parameters: air temperature (°C), wind speed (m/s), wind direction (°), wind gust (m/s), relative humidity (%), sea-level pressure (hPa), visibility (km), thunderstorm probability (%), cloud cover (%), precipitation amount (mm/h, with min/max/median), precipitation probability (%), frozen precipitation probability (%), symbol_code (WMO weather symbol 1–27). Swedish weather symbol codes: 1=clear sky, 2=nearly clear, 3=variable cloudiness, 4=half-cloudy, 5=cloudy, 6=overcast, 7=fog, 8=light rain, 9=moderate rain, 10=heavy rain, 11=thunderstorm, 12=light sleet, 13=moderate sleet, 14=heavy sleet, 15=light snow, 16=moderate snow, 17=heavy snow. No API key required — SMHI open data, Creative Commons BY 4.0. It is categorised as a Read tool in the Apibase MCP Server, which means it retrieves data without modifying state.

What parameters does smhi.weather.forecast accept? +

smhi.weather.forecast accepts 2 parameters: latitude, longitude. Required: latitude, longitude. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on smhi.weather.forecast? +

Register the Apibase MCP server in PolicyLayer and add a rule for smhi.weather.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 Apibase. Nothing to install.

What risk level is smhi.weather.forecast? +

smhi.weather.forecast is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit smhi.weather.forecast? +

Yes. Add a rate_limit block to the smhi.weather.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.

How do I block smhi.weather.forecast completely? +

Set action: deny in the PolicyLayer policy for smhi.weather.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.

What MCP server provides smhi.weather.forecast? +

smhi.weather.forecast is provided by the Apibase MCP server (apibase-mcp-client). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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