{% with my_variable="my value" %} {{my_variable}} {% endwith %} {# or #} {% firstof "my value" as my_variable %} {{my_variable}}
{% if 'clear' in forcast_list[4] %} {% set img = "sunny.png" %} {% elif "cloudy" in forcast_list[4] %} {% set img = "sun-cloudy-thunder.png" %} {% endif %}