Tropical Storm Eta was unleashing heavy rains and gusty winds as it moved across southern and central Florida Sunday night as it tracked northwest through the Keys, per the National Hurricane Center. The state of play: Hurricane warnings were in effect for the Florida Keys and for the state's coast, from Golden Beach to Bonita Beach, as the storm was packing sustained winds of near 65 mph with higher gusts. Flooding rainfall & gusty winds from Tropical Storm #Eta continue to move across southern and central Florida this evening as the center of the storm tracks northwest through the Florida Keys.Latest advisory: https://t.co/sa47pniwp7 pic.twitter.com/3j75iyqw1Q— National Hurricane Center (@NHC_Atlantic) November 9, 2020 Eta was expected to strengthen in "the next day or so" and become a hurricane when it moves over the southeastern Gulf of Mexico, the NHC said in a 10 p.m. advisory."Significant, life-threatening flash and river flooding will be possible in Cuba, along with landslides in areas of higher terrain. Life-threatening flash flooding will be possible across the urban areas of southeast Florida. Significant flash and urban flooding will also be possible for Jamaica, the Bahamas, and the remainder of southern Florida. Minor river flooding is also possible for central Florida."NHCOf note: In anticipation of Eta's arrival, Florida Gov. Ron DeSantis declared a state of emergency in eight southern counties on Saturday "out of an abundance of caution." The big picture: Eta is the 28th named storm of the 2020 Atlantic hurricane season, tying a 2005 record. The storm made landfall in Nicaragua as a Category 4 hurricane on Tuesday.It brought torrential rains to parts of Central America, including Guatemala, where rescue crews continued their search on Saturday for over 100 people believed to be buried by mudslides. Eta weakened to a tropical depression before regaining tropical storm strength earlier on Saturday as it lashed parts of the Cayman Islands and Jamaica before making landfall in Cuba early Sunday. Editor's note: This article has been updated with more details on the storm.