Motogp race held in the rain

Hi all. Would anyone know of a motogp race that was held in the rain/rainy conditions in 2019 or before? I'd love to watch one but can't seem to find one. Don't they race when it's raining maybe ?

Hi all. Would anyone know of a motogp race that was held in the rain/rainy conditions in 2019 or before? I'd love to watch one but can't seem to find one. Don't they race when it's raining maybe ? http://ifttt.com/images/no_image_card.png