National Weather Service API by U.S. National Weather Service (NOAA)
Free US government API for forecasts, alerts and observations at api.weather.gov.
＋ Build a stack with National Weather Service API Website Official pricing GitHub
Price
Free plan
list price
Free tier
Yes
Open data, free to use for any purpose; no API key...
SDK downloads
—
no official SDK package
Status
—
no public status page
Pricing
| Free tier | Open data, free to use for any purpose; no API key (User-Agent required) |
|---|---|
| Cheapest paid plan | — |
| Usage price | — |
| Good to know | US coverage only. Rate limit is not published; requests must send an identifying User-Agent, which may be replaced by an API key in the future. |
From the official pricing page, checked Oct 10, 2026. Prices change: confirm before you buy.
Use it from an agent
| MCP server | Community servers only |
|---|
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