Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 356 AM EDT Sat Mar 24 2018 Valid 12Z Sat Mar 24 2018 - 12Z Mon Mar 26 2018 ...Heavy snow possible over parts of the Middle Mississippi Valley and the Central Appalachians... ...Heavy rain possible over parts of the Ohio Valley... ...Snow possible over parts of Northern California/Sierras and parts of Northern/Central Rockies... A storm over parts of the Central Plains/Middle Mississippi Valley will move southeastward to the Southeast by Sunday morning and off the Southeast Coast by Sunday evening. The system will produce snow over parts of the Upper/Middle Mississippi Valley and the Northern Plains southeastward across parts of the Ohio Valley/Central Appalachians on Saturday. The snow will end over the Upper/Middle Mississippi Valley by Saturday night and over the Ohio Valley by Sunday morning. On Saturday morning, showers and thunderstorms will develop over parts of the Middle/Lower Mississippi Valley into parts of the Western Gulf Coast that will expand into the Southeast overnight Saturday and linger over the Gulf Coast through Sunday evening. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php