Rainfall coverage will be wide-spread by late afternoon and early evening reaching almost 70% of the area.
Parts of IL may see 10 inches of rain because of Gordon, remnants of which also are moving east and north to areas that are expecting heavy precipitation over the next few days.
A flash flood watch is in effect from noon Saturday to 8 a.m. Monday, September 10. Remnants of Gordon along the front just to the south is continues to make its way into our area. Rain could fall at rates exceeding 2 inches per hour, potentially leading to flash flooding - especially in urban areas, they warned. Minor to moderate flooding is expected on most area rivers, with the potential for some rivers to reach major flood stage.
Three separate storm systems are being tracked in the Atlantic. Severe thunderstorms are not in the forecast today nor through the weekend.
The front is also expected to bring significantly cooler temperatures for the weekend.
In addition to widespread heavier rainfall locally, excessive rain to our north has resulted in higher river levels. This will result in some roads being closed by early next week. Backwater from the MS causing the Meramec at Arnold to rise above flood stage.