Climate Central: By Andrew Freedman Follow @afreedma The National Oceanic and Atmospheric Administration (NOAA) is turning to an agency veteran and winter weather expert, Louis W. Uccellini, to lead the troubled National Weather Service (NWS) at a time of budget challenges and ongoing debate over the agency's performance during Hurricane Sandy. Acting director Laura K. Furgione will return to her previous role as deputy administrator of the NWS. NOAA made the announcement as the agency geared up to warn the public...