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Open-Meteo Archive vs Storm Glass Marine Weather

Same instrument, two spec sheets — measured, not claimed.

APIOpen-Meteo ArchiveNEW—Storm Glass Marine WeatherNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Open-Meteo Archive vs Storm Glass Marine Weather: common questions

Which is more reliable, Open-Meteo Archive or Storm Glass Marine Weather?

On our scheduled checks, Storm Glass Marine Weather leads on measured uptime — Open-Meteo Archive at —% versus Storm Glass Marine Weather at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do Open-Meteo Archive and Storm Glass Marine Weather need an API key?

Open-Meteo Archive needs no key, while Storm Glass Marine Weather requires a free API key. If you want to start calling without signup, reach for Open-Meteo Archive first.

Can I call Open-Meteo Archive and Storm Glass Marine Weather from the browser?

Yes — both Open-Meteo Archive and Storm Glass Marine Weather send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Open-Meteo Archive and Storm Glass Marine Weather free for commercial use?

Open-Meteo Archive has unclear commercial terms, and Storm Glass Marine Weather has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.