National Weather Service

Forecasters say the St. Louis region could see seven to 11 inches of snow before the storm moves out on Thursday.

Missourians are preparing for a severe winter storm that forecasters expect to hit the St. Louis area by Tuesday evening. It has the potential to blanket the region with sleet, ice and nearly a foot of snow over multiple days.

St. Louis and St. Louis, St. Charles and St. Clair counties will notify residents about destructive thunderstorm threats via the outdoor warning siren system historically used for tornadoes. A destructive thunderstorm is the most severe storm under the new three-tiered system adopted by the National Weather Service.

This spring, the National Weather Service is predicting moderate, not major, flooding.Every two weeks, a new flooding outlook is published, which takes…

Snow, sleet and freezing rain are forecast to hit the St. Louis region over the next 24 hours, possibly causing hazardous conditions Friday…

Updated at 1:30 p.m., June 6 with revised river crest forecast from the National Weather Service — The Mississippi River at St. Louis is expected to crest…

Updated: 8:50 p.m. May 5 — with information about flood damage to an Illinois American Water plant.Floodwaters have continued to rise over the weekend in…

Civic leaders along the Mississippi River are bracing for near-record flood levels in the coming days and weeks.Mayors in Missouri and Illinois say…

As the Mississippi River continues to rise, utilities and government agencies in the St. Louis region are taking steps to protect sewers, levees and other…

The threat of major new flooding on the Missouri River is receding this week, but the stage is set for further disaster as the usual spring flood season...