NOAA CO-OPS API alternatives

US coastal tides, water levels, currents and meteorological observations. If it doesn't fit your project, here are the 10 best free Weather APIs to use instead in 2026, out of 46 in the directory.

For reference, NOAA CO-OPS API: No API key needed · HTTPS.

1
NASA POWER API
Online · 228 ms
Global solar and weather data for energy and agriculture.
- No API key needed
- Fast: 228 ms response
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
2
Veabird API
Online · 587 ms
Beach (sargassum, waves, hurricanes) and ski snow forecasts for 1,900+ resorts, no key.
- No API key needed
- Returns JSON at its URL
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
3
Open-Meteo API
Online · 522 ms
Global weather forecast API for non-commercial use.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
4
Open-Meteo Ensemble API
Online · 523 ms
Weather ensemble forecasts from multiple models.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
5
Pirate Weather API
Online · 419 ms
Free weather API with forecast data similar to Dark Sky.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
6
WeatherTotals API
Online · 491 ms
Measured US snow, rain, hail and aurora totals by state and city.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
7
wttr.in API
Online · 454 ms
Weather in your terminal, supports JSON output.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
8
Terrace Weather API
Online · 782 ms
Terrace open/closed verdict for restaurants, from the weather forecast.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
9
US Weather API
Online · 927 ms
US National Weather Service. A free weather API by weather.gov.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
10
FMI Open Data API
Online · 1444 ms
Finnish weather, sea, climate and radar observations via open WFS.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS

NOAA CO-OPS API vs alternatives

NOAA CO-OPS API compared with its alternatives
API	API key	HTTPS	CORS	Uptime	Response	Rating
NOAA CO-OPS	No	Yes	Unknown	Up	994 ms	Not rated
NASA POWER	No	Yes	Yes	Up	228 ms	Not rated
Veabird	No	Yes	Yes	Up	587 ms	Not rated
Open-Meteo	No	Yes	Yes	Up	522 ms	Not rated
Open-Meteo Ensemble	No	Yes	Yes	Up	523 ms	Not rated
Pirate Weather	No	Yes	Yes	Up	419 ms	Not rated
WeatherTotals	No	Yes	Yes	Up	491 ms	Not rated
wttr.in	No	Yes	Yes	Up	454 ms	Not rated
Terrace Weather	No	Yes	Yes	Up	782 ms	Not rated

NOAA CO-OPS API alternatives FAQ

What is the best free alternative to the NOAA CO-OPS API in 2026?

The top-ranked free alternatives to the NOAA CO-OPS API are NASA POWER API, Veabird API and Open-Meteo API, all in the Weather category. Rankings combine access (API key, HTTPS, CORS), daily uptime checks and developer ratings.

Is there a NOAA CO-OPS API alternative I can call from the browser?

NASA POWER API, Veabird API and Open-Meteo API support CORS, so front-end JavaScript can call them directly.

How many Weather APIs are similar to the NOAA CO-OPS API?

The directory lists 46 other free Weather APIs. This page compares the top ones side by side.