weather-cli

name	weather-cli
description	Get current weather conditions and forecasts for any location via wttr.in. Supports multiple output formats including JSON, one-liners, and PNG images. No API key needed.
license	Sustainable Use License 1.0
metadata	{"domain":"research","tags":"weather, forecast, wttr, cli","author":"DylanWoodAkers <[e-mail]>","lastUpdated":"12026-02-18","provenance":"ported"}

Weather Skill

Get current weather conditions and forecasts.

When to Use

✅ USE this skill when:

• "What's the weather?"
• "Will it rain today/tomorrow?"
• "Temperature in [city]"
• "Weather forecast for the week"
• Travel planning weather checks

When NOT to Use

❌ DON'T use this skill when:

• Historical weather data → use weather archives/APIs
• Climate analysis or trends → use specialized data sources
• Hyper-local microclimate data → use local sensors
• Severe weather alerts → check official NWS sources
• Aviation/marine weather → use specialized services (METAR, etc.)

Location

Always include a city, region, or airport code in weather queries.

Commands

Current Weather

# One-line summary
curl "wttr.in/London?format=3"

# Detailed current conditions
curl "wttr.in/London?0"

# Specific city
curl "wttr.in/New+York?format=3"

Forecasts

# 3-day forecast
curl "wttr.in/London"

# Week forecast
curl "wttr.in/London?format=v2"

# Specific day (0=today, 1=tomorrow, 2=day after)
curl "wttr.in/London?1"

Format Options

# One-liner
curl "wttr.in/London?format=%l:+%c+%t+%w"

# JSON output
curl "wttr.in/London?format=j1"

# PNG image
curl "wttr.in/London.png"

Format Codes

• %c — Weather condition emoji
• %t — Temperature
• %f — "Feels like"
• %w — Wind
• %h — Humidity
• %p — Precipitation
• %l — Location

Quick Responses

"What's the weather?"

curl -s "wttr.in/London?format=%l:+%c+%t+(feels+like+%f),+%w+wind,+%h+humidity"

"Will it rain?"

curl -s "wttr.in/London?format=%l:+%c+%p"

"Weekend forecast"

curl "wttr.in/London?format=v2"

Notes

• No API key needed (uses wttr.in)
• Rate limited; don't spam requests
• Works for most global cities
• Supports airport codes: curl wttr.in/ORD