* WHAT...Heavy snow expected. Total snow and sleet accumulations up to two inches.

* WHERE...In Georgia, Bulloch, Candler, Effingham, Evans, Jenkins, Screven, and Tattnall Counties. In South Carolina, Allendale, Beaufort, Charleston, Coastal Colleton, Coastal Jasper, Dorchester, Hampton, Inland Berkeley, Inland Colleton, Inland Jasper, and Tidal Berkeley Counties.

* WHEN...From 5 PM Tuesday to noon EST Wednesday.

* IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Plan on slippery road conditions. The hazardous conditions could impact the Tuesday evening and Wednesday morning commutes.

* ADDITIONAL DETAILS...There is an enhanced risk for sleet occurring along the lower South Carolina coastal counties, especially inland of US 17.

* WHAT...Very cold wind chills of 10 to 20 degrees tonight and 10 to 15 degrees above zero Tuesday night.

* WHERE...Portions of southeast Georgia and southeast South Carolina.

* WHEN...Until 6 PM EST Wednesday.

* IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Wind chill values can lead to hypothermia with prolonged exposure.

* ADDITIONAL DETAILS...This will be an unusually long period of bitterly cold weather. Daytime highs will only warm into the upper 30s to around 40 degrees Tuesday and mid to upper 30s Wednesday. Overnight lows will drop into 20s both tonight and Tuesday night. Be sure to take protective actions to prepare both your home and business as well as yourself for this period of very cold weather.