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Is US Weather Alerts (NWS Warnings & Watches) — buy per-query in-session (usweather) MCP server safe?

Probably. Read the findings first.

C60/100grade C

Use with care. Some checks failed or could not be verified.

What to know before installing
  • highWrite-action tools reachable without authentication

Public scan report

scanner v0.1.7 · 2026-09-19 · same rubric, same numbers if you re-run it

1 high
  • Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 415ms20/20
  • Tool poisoning16 tool descriptions checked15/15
  • Auth qualityopen endpoint exposes 6 write-action tools with no auth3/15
  • Maintenancerepository not readable: repo not found3/15
  • Maintainer identityverified namespace with website, no repo4/10

Findings (1)

  • highWrite-action tools reachable without authenticationauth.open-write
Overall 60/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Other servers that do what US Weather Alerts (NWS Warnings & Watches) — buy per-query in-session (usweather) does

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    Get US weather forecasts, active alerts, and current observations.
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    17 weather tools, no API keys: forecasts, alerts, air quality, marine, radar, lightning, wildfires
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  • Kuongeo
    GNSS/RTK and weather archive for Japan: nearest RTK bases, municipality facts, JMA warnings. No key.
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US Weather Alerts (NWS Warnings & Watches) — buy per-query in-session (usweather) reviews, tools and install