To celebrate Science Week, the RTÉ Weather team are sharing some fun facts about - you guessed it - the weather! In the video above, Helen Curran explains what warm sectors are.
Helen explains that Ireland is currently lying in a warm sector, which means there's a cold front in the Atlantic and a warm front pushing over the country last night, which was the cause of heavy rain. Nestled in between that is a bank of moist maritime air.
Typically, markers of Ireland's warm sector is mist and drizzle, so the next time you see mist you can impress your friends who facts about warm sectors!
For more fun facts about the weather, click here.
To learn about the varied work of Met Éireann staff, click here.