9.6K views · 169 reactions | Radar view of Dorian (from San Juan NWS radar) | James Spann | Facebook

Latest radar imagery shows an area of rain showers moving towards the area from western and central New York. Expect some passing showers, along with breezy conditions for this evening, especially for northern areas. Winds will be switching to the west behind the cold front for overnight and staying windy into the day on Tuesday. | US National Weather Service Albany NY

46K views · 11 reactions | Radar loop from NWS Lincoln and NWS Chicago radars, centered on a tornado-producing supercell moving through central and northeast Illinois on November 17, 2013. This supercell produced a total of 5 tornadoes, including the high end EF-4 Washington tornado. | US National Weather Service Chicago Illinois | Facebook

11K views · 101 reactions | Closer view of the high resolution NWS "HRRR" model's "simulated weather radar" forecast through Sunday afternoon. | Tom Skilling | Facebook

Combining data from multiple radars and multiple sensors (known as MRMS), we can put together a more complete picture of what kind of precipitation larger scale storms are producing. Looking at an animation of multiple radars over the northeastern U.S. we can see the counterclockwise rotation associated with the low pressure system affecting the area. https://www.nssl.noaa.gov/projects/mrms/ | U.S. National Weather Service (NWS)

Here's a simulated radar evolution through the storm. Precipitation really fills in this afternoon. Watch for rapidly changing conditions! | US National Weather Service Gray ME