Rainviewer MCP server

by mrfentmen·io.github.mrfentmen/rainviewer-mcp·v1.0.0

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RainViewer radar tile timelines.

A89/100grade A

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Safety scan

A89/100

full report

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If you have run it, two minutes of your experience saves the next person an afternoon.

Rainviewer tools (2)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

radar
Current radar tile index.
timeline
Radar tile timeline with past, nowcast, and forecast frames.

Public scan report

scanner v0.1.10 · 2026-11-01 · same rubric, same numbers if you re-run it

no findings

Code scan9 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancelast push 0 days ago15/15
Maintainer identityregistry namespace matches repository owner6/10

Overall 89/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

How Rainviewer compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 89/100; higher than 80% of 48,255 servers
Tools: 2; the typical server has 7
Tools that change things: 0%; typical: 0%. Fewer write tools means less an agent can break

What its tools let an agent do: 2 read

Install Rainviewer in Claude Code, Cursor or VS Code

Runs npx -y rainviewer-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add rainviewer-mcp -- npx -y rainviewer-mcp

Add to Cursor

What the publisher says

From the Rainviewer repository's README, as published. We do not edit it. Read it on GitHub

Awesome MCPs

A monorepo of MCP servers from the mrfentmen account and local workspace.

728 MCP servers in servers/

Browser extensions are maintained separately in private repositories and are intentionally not included here.

MCP servers

7timer-mcp
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air-quality-mcp
albiononline-mcp
algorand-mcp
alphafold-mcp
alphavantage-mcp

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

Rainviewer: common questions

Is Rainviewer MCP server safe?: Yes, by our scan: it is graded A (89/100). Read the Rainviewer safety report
How do I install Rainviewer?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Rainviewer need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Rainviewer maintained?: The last commit was 3 days ago (2026-11-01). The latest release is v1.0.0.
How does Rainviewer compare with other MCP servers?: safety score 89/100 (higher than 80% of 48,255 servers); tools 2 (the typical server has 7); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.