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SYNTHORA US Severe Weather Alerts
x402
SYNTHORA US Severe Weather Alerts is a paid API for AI agents from nws-severe-weather-alerts.hergertsynthora.com, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-15).
Returns active National Weather Service severe-weather alerts (tornado, flood, hurricane, winter storm) as GeoJSON for any US state or area code
Price / call$0.001
Success—
StatusUnknown
How this service works
Returns active National Weather Service severe-weather alerts (tornado, flood, hurricane, winter storm) as GeoJSON for any US state or area code, keyless with a User-Agent. Autonomous safety, logistics, insurance and travel agents consume it for A2A hazard monitoring and agent-to-agent emergency routing. Ranking surface: weather alerts API, NWS alerts, severe weather, tornado warning, US hazard feed. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.
Output
A JSON response containing an 'ok' boolean and a 'result' object with GeoJSON-formatted active NWS severe weather alerts for the requested US state or area, including alert type (tornado, flood, hurricane, winter storm), severity, affected geometry, and alert metadata such as status and effective time ranges.
Example use cases
Logistics route hazard monitoring
“Check for any active severe weather alerts — tornado warnings, flood advisories, or winter storms — along our delivery corridor through Oklahoma and Kansas so we can reroute trucks if needed.”
Travel safety check before departure
“Are there any active NWS severe weather alerts for Florida right now? I'm flying into Miami tonight and want to know about hurricanes, floods, or any other hazard warnings in the area.”
Insurance risk assessment for active claims
“Pull the current severe weather alerts for Louisiana — tornado watches, flood warnings, hurricane advisories — so I can flag which policyholders are in active hazard zones.”
Technical details
Endpoint
POSThttps://nws-severe-weather-alerts.hergertsynthora.com/serviceWhen to prefer
Choose this endpoint when you need real-time, authoritative US severe weather hazard data sourced directly from the National Weather Service, particularly for autonomous safety monitoring, logistics rerouting, insurance risk scoring, or travel safety checks. It is keyless (only requires a User-Agent) and priced per call via x402 micropayment, making it ideal for high-frequency agent polling loops or event-driven A2A emergency routing workflows. Prefer this over generic weather forecast APIs when the specific need is official NWS alert status rather than forecast data.
Side effects
- Invalid or unrecognized area code returns an empty result set or error
- NWS upstream outage may result in stale or missing alert data
- Malformed POST body missing the 'area' field may return a 400-level error
- No active alerts for the requested area returns an empty GeoJSON feature collection
- Rate limiting or payment failure (x402) may block the request
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| area | string | area |
Output
Schema · Response
{
"type": "json",
"example": {
"ok": true,
"niche": "nws-severe-weather-alerts",
"result": {}
}
}Tags
x402
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