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Alerts Heat

by x402-factory in Weather & location

x402 APIPassing, checked 2 h ago

Active and forecast extreme heat risk (NWS + model) — Active NWS alerts filtered to extreme heat hazards for any US point, with model-based risk context. Same shape as /v1/alerts/severe with the hazard class fixed to extreme heat.

GET https://x402-factory.com/v1/alerts/heat

Last 30 days

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Uptime
100%
Response time
125 ms typical, 367 ms slowest 5%
Last check
2 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://x402-factory.com/v1/alerts/heat?lat=33.4484&lon=-112.074"
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402-factory.com%2Fv1%2Falerts%2Fheat
const res = await pay("https://x402-factory.com/v1/alerts/heat?lat=33.4484&lon=-112.074");
console.log(await res.json());

Example input

{
  "lat": 33.4484,
  "lon": -112.074
}

Example output

{
  "data": {
    "active": [],
    "model_risk": [
      {
        "hazard": "extreme_heat",
        "probability": 0.138,
        "window_end": "2026-07-20T12:00:00.000Z",
        "window_start": "2026-07-18T12:00:00.000Z"
      }
    ]
  },
  "meta": {
    "data_mode": "live",
    "docs": "https://x402-factory.com/docs/weather.alerts.heat",
    "endpoint": "/v1/alerts/heat",
    "freshness": "realtime",
    "generated_at": "2026-10-05T10:15:58.027Z",
    "request_id": "req_00000000",
    "sources": [
      "NWS",
      "stub-model"
    ],
    "version": "1.0.0"
  }
}

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Recent checks

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