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Numerous thunderstorms resulted in severe weather with large, destructive hail, damaging winds and tornadoes. The City of St. Louis was impacted particularly hard with EF-3 damage, while a second tornado in Des Arc, MO was rated EF-2.
Bourbon NWR outage information.
Missouri/Illinois Severe Weather Preparedness Week
A GIS StoryMap gives a rundown of the Spring Flood Outlook for the Mid-Mississippi Valley.
Latest information on NOAA Weather Radio KXI-79 Hillsboro, Illinois.
This is the summary page for the severe thunderstorm event on April 18, 2024.
Severe thunderstorms resulted in numerous reports of damage across the St. Louis Area. A total of five EF-0 tornadoes were confirmed and hail greater than 3 inches in diameter resulted in extensive damage north of downtown St. Louis.
Join thousands across the United States: become a trained storm spotter! Classes are free, take roughly 2 hours, interactive, and are offered in-person or virtually. There is no age limit either!
Try Out Our New National Water Prediction Service Webpage! Submit Feedback Through December 15, 2023
NOAA Weather Radio KXI-70 will be off-air until further notice due to extensive damage to electric utilities on site.
This is the results of the preliminary damage survey on tornado which hit Baring, Missouri on August 4, 2023.
On July 29, 2023, a long-track mesoscale convective system (MSC) pushed through the region, resulting numerous wind gusts of 60-70 mph and localized gusts near 80 mph. Downed trees and powerlines were common along the track, leaving thousands of residents without powers for several hours.
The National Weather Service in St. Louis will be hosting an open house on September 23, 2023. All from the public are welcome! If you would like to attend, please click the link here to view more information.
The NWS Hazard Simplification (Haz Simp) project has conducted extensive research on how we might improve our alerting system. This survey will ask for your feedback on how NWS should display Watches, Warnings, and the forthcoming plain language headlines.
NWS St. Louis Radar Upgrade DELAYED Until April 6th
The National Weather Service Office in St. Louis received a Gold Medal from the Department of Commerce on 1/24/2023 for outstanding customer service ahead of, during and after the historic tornado outbreak of December 10-11 2021.
In Person and Virtual Storm Spotter Classes Coming This Winter and Spring!
Persistent thunderstorms caused record flash flooding in the St. Louis metropolitan area during the morning of July 26th, which led to widespread impacts across the region during the morning rush hour.
Interested in learning about climate change and efforts to mitigate its impacts? Take a look at NOAA's new resource for building a Climate-Ready Nation!
On Thursday, May 19, 2022, numerous strong to severe thunderstorms impacted the area resulting in eight confirmed tornadoes. Multiple locations suffered wind damage, some of which was extensive across sections of southeast Missouri and southwest Illinois.
Forecast services on the Kaskaskia River at Carlyle, IL is moving from the Carlyle Dam tailwater gage downstream to the US Highway 50 gage.
A major winter storm will bring significant snow, sleet, and freezing rain to the region creating major travel issues. If you don't have to go out on the roads during this event, please don't as roads will become covered in snow and ice and will be very treacherous!
A Preliminary Event Summary for the October 24th, 2021 Tornadoes is now available. Please note that we are still reviewing data and the track details are subject to change as more data becomes available.
Preliminary Storm Damage Information for the October 24th, 2021 Tornadoes
NWS St. Louis has rated the tornado that moved through Wrights, IL an EF-2, estimating maximum wind speeds around 115 mph. This tornado destroyed 4 farm buildings in or near Wrights, before moving NE and producing sporadic damage to vegetation.
A test of our tornado warning system today as part of Severe Weather Awareness Week was not intended to be broadcast as a Wireless Emergency Alert (WEA). The new code for our Common Alerting Protocol Handler, implemented last week, mistakenly allowed the test to go out over WEA as an actual warning. The software was fixed immediately.
Summer impacts included the Iowa derecho in August as well as regional temperature and precipitation departures. Also included are regional temperature and precipitation outlooks for the rest of the year.
This headline contains a link to the Halloween Climatology page.
A winter storm brought significant snowfall to parts of the region this past weekend.
The size and impact of the Great Flood of 1993 was unprecedented and is considered the most costly and devastating flood to ravage the U.S. in modern history. The number of record river levels, the aerial extent, the number of persons displaced, amount of crop and property damage and its duration surpassed all earlier U.S. floods in modern times.
Severe Storm Spotter Classes for Missouri and Illinois
Severe Storm Spotter/Weather Safety class schedule 2018
National Weather Service Spring Outlook 2018
Weather Story
Weather Map
Local Radar
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