meteoswiss-ogd

meteoswiss-ogd is a skill for Claude Code from eins78/meteoswiss-llm-tools. It costs 51 tokens per session (2,589 once invoked), scanned A, original, CC0-1.0.

Instructions for retrieving Swiss weather information from MeteoSwiss's free Open Government Data service. MeteoSwiss is Switzerland's national weather service.

In plain words
What is it for?
They are for finding Swiss weather stations and retrieving current conditions, forecasts, pollen information, and climate data.
Why use it?
They provide a direct way to obtain weather data without an API key when no connector is available, including guidance for the format of the published files.

Skill for Claude Code

Written for Claude Code: ${CLAUDE_SKILL_DIR} variable. Also seen: positional $N argument.

Part of the meteoswiss-skills plugin — 1 skill shipped together

Good fit They are for finding Swiss weather stations and retrieving current conditions, forecasts, pollen information, and climate data.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/eins78/meteoswiss-llm-tools/meteoswiss-ogd
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add eins78/meteoswiss-llm-tools --skill meteoswiss-ogd
Clone the repo
git clone --depth 1 https://github.com/eins78/meteoswiss-llm-tools

Made for: Claude Code.

Or install meteoswiss-skills, the plugin that ships this one along with the rest of its 1 skill.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for meteoswiss-ogd

README.md
[![agentmods](https://agentmods.dev/badge/skills/eins78/meteoswiss-llm-tools/meteoswiss-ogd/github.svg)](https://agentmods.dev/skills/eins78/meteoswiss-llm-tools/meteoswiss-ogd)
Your own site
<a href="https://agentmods.dev/skills/eins78/meteoswiss-llm-tools/meteoswiss-ogd"><img src="https://agentmods.dev/badge/skills/eins78/meteoswiss-llm-tools/meteoswiss-ogd/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for meteoswiss-ogd

Your own site · 80×15
<a href="https://agentmods.dev/skills/eins78/meteoswiss-llm-tools/meteoswiss-ogd"><img src="https://agentmods.dev/badge/skills/eins78/meteoswiss-llm-tools/meteoswiss-ogd.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 51 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,589 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00051 $0.02589
Opus 5.5 $0.00020 $0.01036
Sonnet 5.5 $0.00010 $0.00518
Haiku 4.5 $0.00005 $0.00259

Measured 2mo ago against content hash 54a2bf7632dd, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

meteoswiss-ogd scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

The scan reads SKILL.md. This mod also ships 5 executable files (scripts/current-weather.sh, scripts/forecast.sh, scripts/pollen.sh, …), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -s 'https://data.geo.admin.ch/ch.meteoschweiz.messwerte-aktuell/VQHA80.csv' \
packages/meteoswiss-skills/skills/meteoswiss-ogd/SKILL.md · 149 lines

How it starts

The opening of the file, as written. The whole thing — 149 lines — stays where its author put it; the contents beside it link to each section on GitHub.

MeteoSwiss Open Data

Access Swiss weather data from MeteoSwiss Open Government Data. Free, no API key. All data from data.geo.admin.ch. CSVs use semicolon (;) delimiters. Metadata CSVs are Latin1 — pipe through iconv -f latin1 -t utf-8.

Quick Reference

Data URL / Method Updates
Current weather https://data.geo.admin.ch/ch.meteoschweiz.messwerte-aktuell/VQHA80.csv 10 min
Station metadata STAC ch.meteoschweiz.ogd-smn → asset ogd-smn_meta_stations.csv (Latin1) Daily
Forecast metadata STAC ch.meteoschweiz.ogd-local-forecasting → asset containing meta_point.csv (Latin1) Daily
Forecast data STAC items in ch.meteoschweiz.ogd-local-forecasting → parameter CSVs Hourly
Pollen data https://data.geo.admin.ch/ch.meteoschweiz.ogd-pollen/{abbr}/ogd-pollen_{abbr}_d_recent.csv (Latin1) Daily
Climate data https://data.geo.admin.ch/ch.meteoschweiz.ogd-nbcn/{abbr}/ogd-nbcn_{abbr}_{res}.csv (res: m, y, d_recent) Daily (d_recent); m/y as periods close

STAC API base: https://data.geo.admin.ch/api/stac/v1

1. Get Current Weather

# Get weather for Zurich (station SMA) — key columns: tre200s0 (temp °C),
# ure200s0 (humidity %), rre150z0 (precip mm), fu3010z0 (wind km/h)
curl -s 'https://data.geo.admin.ch/ch.meteoschweiz.messwerte-aktuell/VQHA80.csv' \
  | awk -F';' 'NR==1 || $1=="SMA"'

Full parameter list in ${CLAUDE_SKILL_DIR}/REFERENCE.md. Missing values appear as empty fields or -. Timestamps are YYYYMMDDHHmm in UTC.

2. Find Stations

# Search weather stations by name (Latin1 encoded)
curl -s 'https://data.geo.admin.ch/ch.meteoschweiz.ogd-smn/ogd-smn_meta_stations.csv' \
  | iconv -f latin1 -t utf-8 \
  | awk -F';' 'NR==1 || tolower($0) ~ /zurich/'

Columns: station_abbr, station_name, station_canton, station_height_masl, station_coordinates_wgs84_lat, station_coordinates_wgs84_lon.

Read the full file on GitHub · 149 lines

Files

What ships with it

7 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 149 lines · 51 tokens per session scan A 54a2bf7632dd

Subscribe to this mod's changes

meteoswiss-ogd is a skill published in the GitHub repository eins78/meteoswiss-llm-tools (4 stars, last pushed 4d ago), licensed CC0-1.0. It adds 51 tokens to every session and 2,589 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

Related

meteoswiss-ogd compared with skills from other repositories

meteoswiss-ogd next to 6 skills from other repositories
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