CREATE TABLE weekly_weather (station_id DECIMAL, day_of_week TEXT, high_temperature DECIMAL, low_temperature DECIMAL, precipitation DECIMAL, wind_speed_mph DECIMAL)
CREATE TABLE route (train_id DECIMAL, station_id DECIMAL)
CREATE TABLE station (id DECIMAL, network_name TEXT, services TEXT, local_authority TEXT)
CREATE TABLE train (id DECIMAL, train_number DECIMAL, name TEXT, origin TEXT, destination TEXT, time TEXT, interval TEXT)

show the lowest low temperature and highest wind speed in miles per hour.
SELECT MIN(low_temperature), MAX(wind_speed_mph) FROM weekly_weather
SELECT MIN("low_temperature"), MAX("wind_speed_mph") FROM "weekly_weather"