Rain  has been falling across the UK and Ireland over the last few days, but do you know how rain forms ? Watch our weather explained video below to find out: | Weather & Radar UK / Ireland | Facebook

There was a hard #frost covering most places in England and Wales this morning, but how does it form? Watch our weather explained video below to find out: | Weather & Radar UK / Ireland | Facebook

Here is the current radar loop: A larger area of rainfall is now tracking northeast through northern WV and into southwest PA. A more scattered area of heavier rainfall continues out in OH associated with the surface low. In central OH, some locations have picked up 1 to 2 inches of rainfall so far this morning. Expect more rainfall to move into these area later today. There is still a risk of flooding. The Flood Watch remains in effect through 11PM tonight. | US National Weather Service Pittsbu

11K views · 104 reactions | 1:30 AM radar update: Everything is going as planned so far. Snow is now falling in some areas across Southeast PA. Expect the snow to intensify over the next few hours and the winds to pick up. Let us know in the comments what your current conditions are with your location, thank you! | PA Weather Action | Facebook

Radar Update: Showers and storms are moving slowly through the region. Rainfall accumulation at our office in Moon, PA is 0.35 inches so far. Overall, the rainfall rates are not too intense and manageable, flooding concerns are low tonight. | US National Weather Service Pittsburgh PA