 Vicksburg, Warren County weather from News Talk 107.7 and 1490. A 30% chance of rain this morning, 60% chance this afternoon. Our morning low 77 degrees, this afternoon's high 90 with a heat index of 100. Wednesday should be a sunny day with a high of 89. Keep ahead of Vicksburg, Warren County weather here at News Talk 107.7 and 1490.