Environment

Data source: NOAA / NWS

MCP MCP Protocol

Endpoint https://context.gnist.ai/mcp/noaa-alerts/

nobloat — strip report_feedback tool URL-based auth (for clients without header support)

claude_desktop_config.json

{
  "mcpServers": {
    "gnist-noaa-alerts": {
      "url": "https://context.gnist.ai/mcp/noaa-alerts/",
      "headers": {
        "Gnist-API-Key": "YOUR_API_KEY"
      }
    }
  }
}

Shell

curl -X POST "https://context.gnist.ai/mcp/noaa-alerts/" \
  -H "Content-Type: application/json" \
  -H "Accept: application/json, text/event-stream" \
  -H "Gnist-API-Key: YOUR_API_KEY" \
  -d '{"jsonrpc": "2.0", "method": "tools/call", "id": 1, "params": {"name": "get_alerts_for_point", "arguments": {"latitude": 1.0, "longitude": 1.0}}}'

API REST API

API Root https://context.gnist.ai/rest/noaa-alerts/

4 endpoints available:

GET /rest/noaa-alerts/get_active_alerts
GET /rest/noaa-alerts/get_alerts_for_point
GET /rest/noaa-alerts/get_alert
GET /rest/noaa-alerts/report_feedback

Shell

curl "https://context.gnist.ai/rest/noaa-alerts/get_alerts_for_point?latitude=1.0&longitude=1.0" \
  -H "Gnist-API-Key: YOUR_API_KEY"

Python

import httpx

resp = httpx.get(
    "https://context.gnist.ai/rest/noaa-alerts/get_alerts_for_point",
    headers={"Gnist-API-Key": "YOUR_API_KEY"},
    params={
        "latitude": 1.0,
        "longitude": 1.0
},
)
print(resp.json())

OpenAPI Spec · Full API Docs

CLI Command Line

Command gc noaa-alerts

CLI documentation will be available when the GnistAI SDK is published.

Install

pip install gnistai

Available Tools (4)

get_active_alerts

Get all currently active NOAA weather alerts and warnings across the US.

Parameter	Type	Required	Description
`state`	`any`	optional	Two-letter US state/territory code to filter by (e.g. "CA", "TX", "PR").
`severity`	`any`	optional	Filter by severity level — "Extreme", "Severe", "Moderate", "Minor".
`event`	`any`	optional	Filter by event type (e.g. "Tornado Warning", "Winter Storm Watch").
`urgency`	`any`	optional	Filter by urgency — "Immediate", "Expected", "Future", "Past".
`certainty`	`any`	optional	Filter by certainty — "Observed", "Likely", "Possible", "Unlikely".
`limit`	`integer`	optional	Maximum results to return (1-500, default 50). (default: 50)

get_alerts_for_point

Get active weather alerts for a specific geographic point in the US.

Parameter	Type	Required	Description
`latitude`	`number`	required	Latitude of the point (-90 to 90).
`longitude`	`number`	required	Longitude of the point (-180 to 180).
`limit`	`integer`	optional	Maximum results to return (1-100, default 20). (default: 20)