Weather Plugin

Comprehensive weather plugin for OpenCode providing real-time weather data, forecasts, and location-based weather discovery using OpenWeatherMap API.

Features

• Current Weather: Get real-time weather conditions for any location
• Weather Forecasts: 5-day weather forecasts with daily summaries
• Tomorrow's Weather: Quick access to tomorrow's weather conditions
• Good Weather Finder: Find locations with optimal weather conditions around a specific area
• Multiple Location Formats: Support for city names, coordinates, and zip codes
• Flexible Units: Metric, imperial, or kelvin temperature units

Setup

1. Get OpenWeatherMap API Key

1. Visit OpenWeatherMap
2. Sign up for a free account
3. Get your API key (free tier includes 1000 calls/day)

2. Configure Environment

Create a .env file in weather plugin directory:

# Required: OpenWeatherMap API key
OPENWEATHER_API_KEY=your_api_key_here

# Optional: Temperature units (metric, imperial, kelvin)
# Default: metric
WEATHER_UNITS=metric

3. Test Plugin

# Test connection
opencode run "test weather connection"

# Get current weather
opencode run "get current weather in New York"

# Get tomorrow's forecast
opencode run "get weather forecast for tomorrow in London"

# Find good weather locations
opencode run "find good weather places near Athens, Greece"

Available Tools

weather-test-connection

Test plugin connection and configuration status.

opencode run "test weather connection"

weather-get-current

Get current weather conditions for a location.

Parameters:

• location (required): City name, coordinates (lat,lon), or zip code
• units (optional): Temperature units (metric, imperial, kelvin)

Examples:

opencode run "get current weather in Tokyo"
opencode run "get current weather for 40.7128,-74.0060"
opencode run "get current weather in Paris with imperial units"

weather-get-forecast

Get weather forecast for a location.

Parameters:

• location (required): City name, coordinates, or zip code
• days (optional): Number of days to forecast (1-5, default: 5)
• units (optional): Temperature units

Examples:

opencode run "get weather forecast for Berlin"
opencode run "get 3 day forecast for Madrid"
opencode run "get weather forecast for Sydney with metric units"

weather-get-tomorrow

Get tomorrow's weather forecast for a location.

Parameters:

• location (required): City name, coordinates, or zip code
• units (optional): Temperature units

Examples:

opencode run "get weather forecast for tomorrow in Rome"
opencode run "what's the weather like tomorrow in Amsterdam"

weather-find-good-places

Find locations with good weather conditions around a specific area.

Parameters:

• location (required): Center location (city name or coordinates)
• radius (optional): Search radius in km (10-500, default: 100)
• day (optional): Day to check (today, tomorrow, default: tomorrow)
• min_temp (optional): Minimum temperature (default: 15°C)
• max_temp (optional): Maximum temperature (default: 30°C)
• units (optional): Temperature units

Examples:

opencode run "find good weather places near Athens, Greece"
opencode run "find good weather locations within 50km of Barcelona"
opencode run "find warm weather places near Miami for tomorrow"

Good Weather Criteria

The "good weather" assessment considers:

• Temperature: 15-30°C (59-86°F) - comfortable range
• Conditions: No rain, snow, thunderstorm, or drizzle
• Humidity: Below 80% - not too humid
• Wind: Below 25 km/h - not too windy

Each location receives a score (0-4) based on how many criteria it meets.

Response Format

All tools return structured JSON responses:

{
  "success": true,
  "location": {
    "name": "London",
    "country": "GB"
  },
  "current": {
    "temperature": 18,
    "feels_like": 17,
    "humidity": 65,
    "pressure": 1013
  },
  "weather": {
    "main": "Clouds",
    "description": "partly cloudy"
  },
  "units": "metric"
}

Error Handling

The plugin provides clear error messages for:

• Missing API keys
• Invalid locations
• API rate limits
• Network issues

Usage Examples

Travel Planning

# Check current weather at destination
opencode run "get current weather in Athens, Greece"

# Check tomorrow's forecast
opencode run "get weather forecast for tomorrow in Athens, Greece"

# Find better weather nearby if needed
opencode run "find good weather places near Athens, Greece"

Daily Weather Check

# Quick current weather
opencode run "get current weather in my location"

# Plan for tomorrow
opencode run "get weather forecast for tomorrow"

Event Planning

# Check weekend forecast
opencode run "get 3 day forecast for wedding location"

# Find backup venues with good weather
opencode run "find good weather places near event venue"

Rate Limits

• Free Tier: 1000 API calls per day
• Pro Tier: 100,000 API calls per day
• Each tool call uses 1 API credit
• The "find good places" tool uses multiple API calls (8-12 per search)

Tips

1. Use coordinates for precision: 40.7128,-74.0060 is more accurate than "New York"
2. Check forecasts first: Before searching for good weather places
3. Adjust temperature ranges: Use custom min/max temp for your preferences
4. Monitor usage: Track API calls to avoid hitting limits

Troubleshooting

"Invalid API key" error

• Verify your API key is correct
• Check if key is activated (may take a few hours after registration)
• Ensure no extra spaces or characters in .env file

"Location not found" error

• Try alternative spellings or formats
• Use coordinates for better accuracy
• Check if the location exists in OpenWeatherMap's database

Rate limit errors

• Upgrade to a paid plan for higher limits
• Implement caching in your application
• Use forecast data instead of multiple current weather calls

Data Sources

• Provider: OpenWeatherMap
• API: Current Weather Data & 5 Day Weather Forecast
• Update Frequency: Every 10 minutes for current weather
• Forecast Accuracy: Typically 80-90% for 1-3 day forecasts

Support

For issues with:

• API Keys: Contact OpenWeatherMap support
• Plugin Issues: Check OpenPets documentation
• Feature Requests: Submit an issue to the OpenPets repository