Weather Alert

Weather Alert Skill

Proactively monitor weather conditions and alert when thresholds are exceeded. Uses free APIs (wttr.in, Open-Meteo) with no API key required.

Quick Start

# Install the skill
npx clawhub install weather-alert
Check current weather
"Check weather in Prague"
Set a rain alert for tomorrow
"Alert me if it will rain tomorrow in Prague"
Set a temperature alert (below 5°C or above 30°C)
"Alert me if temperature drops below 5°C or exceeds 30°C"
Get a 7-day briefing
"7-day weather briefing for Prague"
List active alerts
"Show my weather alerts"

Core Features

1. Current Weather Check

Returns current conditions including temperature, humidity, wind, precipitation probability, UV index, and visibility.

🌤 Prague Weather — 2026-04-17 15:00
Temp: 12°C (feels like 10°C) | Humidity: 65%
Wind: 15 km/h NW | Precip: 10% | UV: 3
Visibility: 10 km | Pressure: 1013 hPa
Condition: Partly cloudy

2. Forecast & Briefing

Provides multi-day forecasts with condition summaries.

📅 7-Day Briefing — Prague
Mon 17: ☁️ 8-14°C | Rain 40%
Tue 18: 🌧️ 6-11°C | Rain 80%
Wed 19: ⛅ 10-16°C | Rain 20%
Thu 20: ☀️ 12-20°C | Rain 5%
Fri 21: ☀️ 14-22°C | Rain 0%
Sat 22: ⛈️ 11-18°C | Rain 70%
Sun 23: 🌧️ 8-14°C | Rain 60%

3. Smart Alerts

Set threshold-based alerts that trigger notifications:

🔔 Active Alerts:
• [TOMORROW] Rain > 70% in Prague → Notify me
• [22:00] Temp < 5°C in Prague → Notify me
• [WEEKEND] UV > 7 in Prague → Notify me

4. Event Planner

Check weather suitability for specific activities:

🏃 Running — Prague, Tomorrow
Good: Temp 10°C, no rain, wind < 15 km/h
Warning: Possible morning drizzle (06:00-08:00)
🧺 Picnic — Prague, Sunday
Bad: Rain 70%, wind 25 km/h
Suggestion: Move to Saturday instead

5. Weather Trends

Track how conditions change over time for a location:

📈 Prague Temperature Trend (7 days):
Mon: 12°C → Tue: 8°C → Wed: 14°C → Thu: 16°C → Fri: 18°C → Sat: 12°C → Sun: 10°C
Change: -1°C from yesterday

Configuration

config.yaml defines default location and alert thresholds:

default_location:
  name: "Prague"
  lat: 50.0755
  lon: 14.4378
alerts:
  rain_threshold: 60        # % probability
  temp_min: 5               # °C below which to alert
  temp_max: 30              # °C above which to alert
  wind_max: 40              # km/h
  snow_depth: 5             # cm
  uv_max: 7
  frost_threshold: 0        # °C
notification:
  method: "exec-event"      # How alerts are delivered
  schedule_check: "6h"      # Auto-check interval

Data Sources

Error Handling

Permissions

permissions:
  read: ["~/weather-alerts/*"]
  network: ["wttr.in", "open-meteo.com"]
  write: ["~/weather-alerts/alerts.yaml"]

# Install the skill
npx clawhub install weather-alert
Check current weather
"Check weather in Prague"
Set a rain alert for tomorrow
"Alert me if it will rain tomorrow in Prague"
Set a temperature alert (below 5°C or above 30°C)
"Alert me if temperature drops below 5°C or exceeds 30°C"
Get a 7-day briefing
"7-day weather briefing for Prague"
List active alerts
"Show my weather alerts"

config.yaml defines default location and alert thresholds:

default_location:
  name: "Prague"
  lat: 50.0755
  lon: 14.4378
alerts:
  rain_threshold: 60        # % probability
  temp_min: 5               # °C below which to alert
  temp_max: 30              # °C above which to alert
  wind_max: 40              # km/h
  snow_depth: 5             # cm
  uv_max: 7
  frost_threshold: 0        # °C
notification:
  method: "exec-event"      # How alerts are delivered
  schedule_check: "6h"      # Auto-check interval