Merge Unified's Weather integration Merge Agent Handler's Weather MCP server

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Weather

Learn more about Merge Agent Handler

Available tools

list_active_alerts

List active weather alerts with optional filters for area, zone, event type, severity, urgency, and certainty. Use cursor from page_info for next page.

get_alert

Get a specific weather alert by its ID. Returns full alert details including description and instructions.

list_alert_types

List all possible weather alert event types (e.g., 'Winter Storm Warning', 'Tornado Watch'). Useful for filtering alerts.

get_point_info

Get metadata for a geographic point including grid office, forecast URLs, and nearby city. Use this first to discover grid coordinates for other tools.

get_forecast

Get the daily forecast for a location (up to 7 days). Returns named periods like 'Tonight', 'Tuesday'. Requires latitude and longitude.

get_hourly_forecast

Get hourly forecast for a location (up to 156 hours). Returns temperature, wind, and conditions for each hour. Requires latitude and longitude.

get_gridpoint_data

Get raw gridpoint data including temperature, dewpoint, humidity, wind, and precipitation arrays. Use getpointinfo first to find office/grid coordinates.

get_office

Get details for a Weather Forecast Office by ID (e.g., 'BOU' for Boulder, CO). Returns address, phone, email, and responsible zones.

list_office_headlines

List headlines for a Weather Forecast Office. Headlines are short announcements about significant weather events.

list_products

List NWS text products (forecasts, discussions, warnings). Filter by office (e.g., 'BOU' or 'KBOU') or type. Use cursor from page_info for next page.

get_product

Get a specific NWS text product by ID. Returns the full product text content.

list_product_types

List all available NWS product type codes (e.g., 'AFD' for Area Forecast Discussion). Useful for filtering with list_products.

list_stations

List weather observation stations. Filter by state. Use cursor from pageinfo for next page. Use getstation for details on a specific station.

get_station

Get details for a specific observation station by its ID (e.g., 'KDEN'). Returns location, timezone, and elevation.

get_latest_observation

Get the most recent weather observation from a station. Returns temperature, wind, humidity, pressure, and conditions. Use list_stations to find station IDs.

list_observations

List recent observations from a station with optional time range filter. Use list_stations to find station IDs.

validate_credential

Test connectivity to the weather.gov API. Returns success status and message.

list_zones

List weather zones by type (forecast, fire, county, coastal, offshore). Filter by state or region. Returns zone IDs for use with getzoneforecast.

get_zone

Get details for a specific zone by type and ID (e.g., type='forecast', id='COZ040'). Returns zone name, state, and associated offices.

get_zone_forecast

Get the text forecast for a zone. Use list_zones to find zone IDs. Returns named periods with detailed forecast text.

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How to set up Merge Agent Handler

In an mcp.json file, add the configuration below, and restart Cursor.

Learn more in the official documentation ↗

1{
2  "mcpServers": {
3    "agent-handler": {
4      "url": "https://ah-api-develop.merge.dev/api/v1/tool-packs/{TOOL_PACK_ID}/registered-users/{REGISTERED_USER_ID}/mcp",
5      "headers": {
6        "Authorization": "Bearer yMt*****"
7      }
8    }
9  }
10}
11

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Open your Claude Desktop configuration file and add the server configuration below. You'll also need to restart the application for the changes to take effect.

Make sure Claude is using the Node v20+.

Learn more in the official documentation ↗

1{
2  "mcpServers": {
3    "agent-handler": {
4      "command": "npx",
5      "args": [
6        "-y",
7        "mcp-remote@latest",
8        "https://ah-api-develop.merge.dev/api/v1/tool-packs/{TOOL_PACK_ID}/registered-users/{REGISTERED_USER_ID}/mcp",
9        "--header",
10        "Authorization: Bearer ${AUTH_TOKEN}"
11      ],
12      "env": {
13        "AUTH_TOKEN": "yMt*****"
14      }
15    }
16  }
17}

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Open your Windsurf MCP configuration file and add the server configuration below.
Click on the refresh button in the top right of the Manage MCP server page or in the top right of the chat box in the box icon.

Learn more in the official documentation ↗

1{
2    "mcpServers": {
3      "agent-handler": {
4        "command": "npx",
5        "args": [
6          "-y",
7          "mcp-remote@latest",
8          "https://ah-api.merge.dev/api/v1/tool-packs/<tool-pack-id>/registered-users/<registered-user-id>/mcp",
9          "--header",
10          "Authorization: Bearer ${AUTH_TOKEN}"
11        ],
12        "env": {
13          "AUTH_TOKEN": "<ah-production-access-key>"
14        }
15      }
16    }
17  }

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In Command Palette (Cmd+Shift+P on macOS, Ctrl+Shift+P on Windows), run "MCP: Open User Configuration".

You can then add the configuration below and press "start" right under servers. Enter the auth token when prompted.

Learn more in the official documentation ↗

1{
2  "inputs": [
3    {
4      "type": "promptString",
5      "id": "agent-handler-auth",
6      "description": "Agent Handler AUTH_TOKEN", // "yMt*****" when prompt
7      "password": true
8    }
9  ],
10  "servers": {
11    "agent-handler": {
12      "type": "stdio",
13      "command": "npx",
14      "args": [
15        "-y",
16        "mcp-remote@latest",
17        "https://ah-api-develop.merge.dev/api/v1/tool-packs/{TOOL_PACK_ID}/registered-users/{REGISTERED_USER_ID}/mcp",
18        "--header",
19        "Authorization: Bearer ${input:agent-handler-auth}"
20      ]
21    }
22  }
23}