Index onlineMerchant portal
Api Endpoint

opendata402

US weather forecast from the National Weather Service for a latitude/longitude inside the United States: the next 7 days in 12-hour periods with temperature, wind, precipitation chance and a short and detailed text forecast. Use it for travel, events, logistics or field work in the US. NOAA/NWS data, US public domain.

Open interactive test console

Offering

Provider
opendata402.com
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Weather And Environment
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://opendata402.com/v1/weather/us
MIME type
application/json
First seen
2026-10-16T01:50:24.663Z
Last seen
Tags
weather, forecast, usa, noaa, NWS

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.002 USDC
Atomic price: 2000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.002 USDC
Atomic price: 2000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 3
0.002 USDC
Atomic price: 2000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "2000",
    "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "2000",
    "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "2000",
    "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1"
  }
]

Observed health

Status
Healthy
Latest latency
294 ms
Average latency
744 ms
HTTP status
402
Last checked
Reachability
100% over 12 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "lat": {
          "type": "string",
          "pattern": "^-?\\d{1,2}(\\.\\d+)?$",
          "description": "Latitude (US only)."
        },
        "lon": {
          "type": "string",
          "pattern": "^-?\\d{1,3}(\\.\\d+)?$",
          "description": "Longitude (US only)."
        }
      },
      "required": [
        "lat",
        "lon"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "lat": {
              "description": "Latitude (US only).",
              "pattern": "^-?\\d{1,2}(\\.\\d+)?$",
              "type": "string"
            },
            "lon": {
              "description": "Longitude (US only).",
              "pattern": "^-?\\d{1,3}(\\.\\d+)?$",
              "type": "string"
            }
          },
          "required": [
            "lat",
            "lon"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}