init

.env.example

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+# Copy this file to .env.local and fill in what you have.
+# Any provider without a key shows as "No key" in the picker.
+# Open-Meteo needs no key, so the app always has at least one working source.
+
+# --- OpenWeather (default provider; also powers city search and four map layers) ---
+# https://home.openweathermap.org/api_keys
+OPENWEATHER_API_KEY=
+# free    → 5 days in 3-hour steps (default)
+# onecall → One Call 4.0: hourly for 48 h, daily, dew point and UV.
+#           Needs the separate "One Call by Call" subscription (1,000 calls/day free, card on file).
+OPENWEATHER_PLAN=free
+
+# --- WeatherAPI.com ---
+# https://www.weatherapi.com/signup.aspx
+WEATHERAPI_API_KEY=
+# free → 3 days. Set to "paid" if your plan includes 14 days.
+WEATHERAPI_PLAN=free
+
+# --- Tomorrow.io ---  (free plan: 25 calls/hour, 500/day)
+# https://app.tomorrow.io/development/keys
+TOMORROW_API_KEY=
+
+# --- National Weather Service alerts (US only, no key) ---
+# NWS asks apps to identify themselves. Put an email or website here.
+NWS_CONTACT=
+
+# --- CARTO Basemaps (dark background map & city labels under the radar) ---
+# Free key (5M tiles/month, no password, emailed in ~1 min): https://carto.com/basemaps/apikey
+CARTO_API_KEY=