<|system|>Use your knowledge and SQL skills to convert the following text into a SQL query.
Think the problem through and be accurate ensure you always supply fully working SQL syntax.

SQL Statments should be wrapped in <codestart type="sql"> and </codeend> tags.

Example output:
<codestart type="sql">SELECT * FROM table_name;</codeend>
<codestart type="sql">SELECT column_name FROM table_name WHERE column_name = 'value';</codeend><|end|><|user|>Find the id and local authority of the station with has the highest average high temperature.

SQL Table Create Statement:
CREATE TABLE weekly_weather (station_id VARCHAR); CREATE TABLE station (id VARCHAR, local_authority VARCHAR)<|end|><|assistant|><codestart type="sql">SELECT t2.id, t2.local_authority FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id GROUP BY t1.station_id ORDER BY AVG(high_temperature) DESC LIMIT 1</codeend><|end|>