A significant Sleet and snow is transitioning to mostly freezing rain tonight with significant ice accumulations likely across North Central Arkansas. An ice storm warning is in effect in the bright purple area indicated below.
Lesser ice accumulation is expected in the purple areas, indicating a Winter Weather Advisory. Mixed precipitation will transition to mostly freezing rain overnight. Temperatures will be close to the freezing mark Central Arkansas with slightly below freezing temperatures North.
Freezing rain will pick up intensity by Thursday morning, with significant ice accumulations likely in the ice storm warning area. Temperatures South of I-40 will be very close to freezing, which may result in glazing of trees and power lines. most surface roads will be wet, with icy spots possible on elevated surfaces.
North of I-40, where temperatures are likely to be below freezing, more significant ice accumulations are expected. Tree limbs will start falling, resulting in power outages. Travel conditions may become dangerous in spots, especially secondary roads and bridges. Temperatures will warm above freezing across most of the State by Noon with just cold rain and improving conditions.
Rain will diminish by late in the evening hours as it pushes East out of the State. Temperatures will stay generally above freezing Thursday night, so re-freezing is unlikely in most spots.
Total ice accumulations will be greatest North of I-40 through North Central Arkansas. Computer model ice accumulations through Thursday are shown below. Computer model trends have been showing LESS ice accumulation for Central Arkansas South of I-40 including the greater Little Rock area.
Ice accumulations over one quarter inch is sufficient to bring down tree limbs and power lines.