Added wunderground alerts.

sensors/weather.yaml

@@ -34,3 +34,45 @@
     seconds: 0
     milliseconds: 0
 - platform: moon
+- platform: wunderground
+    api_key: !secret WUNDERGROUND_API_KEY
+    monitored_conditions:
+      - alerts
+      - dewpoint_c
+      - dewpoint_f
+      - dewpoint_string
+      - feelslike_c
+      - feelslike_f
+      - feelslike_string
+      - heat_index_c
+      - heat_index_f
+      - heat_index_string
+      - elevation
+      - location
+      - observation_time
+      - precip_1hr_in
+      - precip_1hr_metric
+      - precip_1hr_string
+      - precip_today_in
+      - precip_today_metric
+      - precip_today_string
+      - pressure_in
+      - pressure_mb
+      - pressure_trend
+      - relative_humidity
+      - station_id
+      - solarradiation
+      - temperature_string
+      - temp_c
+      - temp_f
+      - UV
+      - visibility_km
+      - visibility_mi
+      - weather
+      - wind_degrees
+      - wind_dir
+      - wind_gust_kph
+      - wind_gust_mph
+      - wind_kph
+      - wind_mph
+      - wind_string