docs: enhance weather-forecasts SKILL.md with time-range queries

Add tomorrow, day after tomorrow, and 7-day weekly forecast examples.
Expand Open-Meteo section with daily and hourly forecast endpoints.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

skills/weather-forecasts/SKILL.md

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+---
+name: weather-forecasts
+description: Get current weather and forecasts (no API key required).
+homepage: https://wttr.in/:help
+metadata: {"clawdbot":{"emoji":"🌤️","requires":{"bins":["curl"]}}}
+---
+
+# Weather
+
+Two free services, no API keys needed.
+
+## wttr.in (primary)
+
+Quick one-liner:
+```bash
+curl -s "wttr.in/London?format=3"
+# Output: London: ⛅️ +8°C
+```
+
+Compact format:
+```bash
+curl -s "wttr.in/London?format=%l:+%c+%t+%h+%w"
+# Output: London: ⛅️ +8°C 71% ↙5km/h
+```
+
+Full forecast (3 days):
+```bash
+curl -s "wttr.in/London?T"
+```
+
+### Querying by time range
+
+Current weather only:
+```bash
+curl -s "wttr.in/London?0&format=3"
+```
+
+Today's forecast:
+```bash
+curl -s "wttr.in/London?1&T"
+```
+
+Tomorrow's forecast:
+```bash
+curl -s "wttr.in/London?2&T"
+# Shows today + tomorrow; extract the second day
+```
+
+Day after tomorrow:
+```bash
+curl -s "wttr.in/London?T"
+# Default output shows 3 days (today, tomorrow, day after tomorrow)
+```
+
+Next 7 days (weekly forecast) — use Open-Meteo:
+```bash
+curl -s "https://api.open-meteo.com/v1/forecast?latitude=51.5&longitude=-0.12&daily=temperature_2m_max,temperature_2m_min,weathercode&timezone=auto&forecast_days=7"
+```
+
+### Format codes
+
+`%c` condition · `%t` temp · `%h` humidity · `%w` wind · `%l` location · `%m` moon
+
+### Tips
+
+- URL-encode spaces: `wttr.in/New+York`
+- Airport codes: `wttr.in/JFK`
+- Units: `?m` (metric) `?u` (USCS)
+- Language: `?lang=ja` (Japanese), `?lang=zh` (Chinese), etc.
+- PNG: `curl -s "wttr.in/Berlin.png" -o /tmp/weather.png`
+
+## Open-Meteo (fallback / extended forecasts, JSON)
+
+Free, no key, good for programmatic use and longer-range forecasts.
+
+Current weather:
+```bash
+curl -s "https://api.open-meteo.com/v1/forecast?latitude=51.5&longitude=-0.12&current_weather=true"
+```
+
+7-day daily forecast (min/max temp, weather code):
+```bash
+curl -s "https://api.open-meteo.com/v1/forecast?latitude=51.5&longitude=-0.12&daily=temperature_2m_max,temperature_2m_min,weathercode,precipitation_sum&timezone=auto&forecast_days=7"
+```
+
+Hourly forecast for the next 2 days:
+```bash
+curl -s "https://api.open-meteo.com/v1/forecast?latitude=51.5&longitude=-0.12&hourly=temperature_2m,weathercode,precipitation&timezone=auto&forecast_days=2"
+```
+
+Find coordinates for a city, then query. Returns JSON with temp, windspeed, weathercode.
+
+Docs: https://open-meteo.com/en/docs

skills/weather-forecasts/_meta.json

@@ -0,0 +1,6 @@
+{
+  "ownerId": "kn70pywhg0fyz996kpa8xj89s57yhv26",
+  "slug": "weather",
+  "version": "1.0.0",
+  "publishedAt": 1767545394459
+}