If user selects 'radar rain', add a label with the following explainer text:
"Radar rain uses the time zone Central European Time (CET). Make sure you select this same time zone for the start of your simulation on the Duration page to avoid confusion."
If user selects 'radar rain', add a label with the following explainer text:
"Radar rain uses the time zone Central European Time (CET). Make sure you select this same time zone for the start of your simulation on the Duration page to avoid confusion."
Assuming that #263 is also implemented