# world-weather-online-mcp

> Use this tool when you need to access comprehensive weather data, including current and forecasted conditions, historical weather, and specialized weather information for marine, ski, and astronomy applications. It provides a range of APIs, including get_weather, get_historical_weather, and get_marine_weather, among others, with inputs of location data and outputs of detailed weather information. Ideal for use cases such as travel planning, aviation, and environmental monitoring, requiring a free World Weather Online API key.

Canonical page: https://skillsregistry.net/skills/info-iywv-world-weather-online-mcp  
JSON: https://api.skillsregistry.net/v1/skills/info-iywv-world-weather-online-mcp

## Description

World Weather Online MCP Server gives AI agents direct access to one of the world's most comprehensive weather APIs — trusted by 300,000+ developers and used by major airlines and airports worldwide.

Tools available:
- get_weather — current conditions and up to 14-day hourly forecasts for any city, postcode, or lat/lon
- get_historical_weather — past weather data from July 2008 onwards, up to 30-day ranges
- get_marine_weather — swell height, direction, period, water temperature, and tidal data
- get_ski_weather — top, mid, and base elevation forecasts for ski resorts worldwide
- search_location — location autocomplete and search with coordinates
- get_astronomy — sunrise, sunset, moonrise, moonset, moon phase and illumination
- get_timezone — local time and UTC offset for any location
- get_climate_averages — monthly 12-year climate averages for travel planning

Requires a free World Weather Online API key. Sign up at worldweatheronline.com/weather-api/

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-05-11

## Source

- **Source listing:** [Smithery](https://smithery.ai/server/info-iywv/world-weather-online-mcp)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "info-iywv-world-weather-online-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/info-iywv-world-weather-online-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/info-iywv-world-weather-online-mcp/pull`

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