Fortuna, MO Warnings, Watches and Advisories
SAFETY and DATA MESSAGE
Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.
Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Fortuna.
Use the Radar Maps link provided to understand the trajectory of a storm.
NWS Active Alerts for MO - Map View
Flood Warning
St. Clair, MO; Vernon, MO
Flood Warning issued June 18 at 8:02AM CDT until June 18 at 10:00PM CDT by NWS Springfield MO
...The Flood Warning is extended for the following rivers in Missouri... Osage River at Taberville affecting Vernon and St. Clair Counties. For the Osage River...including Taberville...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Osage River at Taberville. * WHEN...Until late this evening. * IMPACTS...At 23.3 feet, The handicapped access to the Osage River launch near Taberville floods. * ADDITIONAL DETAILS... - At 7:45 AM CDT Thursday the stage was 23.5 feet. - Bankfull stage is 23.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:45 AM CDT Thursday was 23.5 feet. - Forecast...The river is expected to fall below flood stage late this afternoon and continue falling to 16.4 feet Tuesday morning. - Flood stage is 23.0 feet. - Flood History...This crest compares to a previous crest of 23.5 feet on 01/19/2020. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
June 18th, 2026 08:02:00 am CDT
June 18th, 2026 08:02:00 am CDT
June 18th, 2026 10:00:00 pm CDT
Flood Warning
Cedar, MO
Flood Warning issued June 18 at 6:33AM CDT until June 19 at 12:24PM CDT by NWS Springfield MO
...The Flood Warning is extended for the following rivers in Missouri... Sac River near Caplinger Mills affecting Cedar County. For the Sac River...including Caplinger Mills...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Sac River near Caplinger Mills. * WHEN...Until early tomorrow afternoon. * IMPACTS...At 19.0 feet, moderate Flood Stage. Flood waters reach approximately three feet in depth at the Caplinger Mills Campground. * ADDITIONAL DETAILS... - At 5:45 AM CDT Thursday the stage was 17.3 feet. - Bankfull stage is 16.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 5:45 AM CDT Thursday was 17.3 feet. - Forecast...The river will fall below flood stage this morning to 12.9 feet this afternoon. It will then rise above flood stage late this afternoon to 18.7 feet just after midnight tonight. It will fall below flood stage again tomorrow morning. - Flood stage is 16.0 feet. - Flood History...This crest compares to a previous crest of 18.7 feet on 08/03/2013. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
June 18th, 2026 06:33:00 am CDT
June 18th, 2026 06:33:00 am CDT
June 19th, 2026 06:45:00 am CDT
Flood Advisory
Dallas, MO; Greene, MO; Polk, MO; Webster, MO
Flood Advisory issued June 18 at 4:14AM CDT until June 18 at 9:00AM CDT by NWS Springfield MO
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest Missouri, including the following counties, Dallas, Greene, Polk and Webster. * WHEN...Until 900 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 414 AM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Up to 2 inches of rain have fallen. - This includes the following low water crossings... Givins Branch at Highway W, Little Pomme De Terre River at Highway CC, Niangua River at Highway Y, Sims Branch at Highway CC, Cabin Creek at Cabin Creek Road and Opposum Creek at Bannon Road. Additional rainfall amounts up to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Fair Grove, Pleasant Hope, Morrisville, Olive, March, Elkland, Charity, Foose and Brighton. - http://www.weather.gov/safety/flood
Minor
Likely
Expected
June 18th, 2026 04:14:00 am CDT
June 18th, 2026 04:14:00 am CDT
June 18th, 2026 09:00:00 am CDT
Flash Flood Warning
Polk, MO
Flash Flood Warning issued June 18 at 3:25AM CDT until June 18 at 9:00AM CDT by NWS Springfield MO
FFWSGF The National Weather Service in Springfield has issued a * Flash Flood Warning for... Central Polk County in southwestern Missouri... * Until 900 AM CDT. * At 325 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Bolivar, Fair Play, Halfway, Aldrich and Stockton Lake. This includes the following low water crossings... Slagle Creek at 86 Road, Deer Creek at Highway YY and Bear Creek at 60th Road.
Severe
Likely
Immediate
June 18th, 2026 03:25:00 am CDT
June 18th, 2026 03:25:00 am CDT
June 18th, 2026 09:00:00 am CDT
Flood Warning
Alexander, IL; Jackson, IL; Union, IL; Cape Girardeau, MO; Perry, MO; Scott, MO
Flood Warning issued June 17 at 11:32PM CDT until June 20 at 11:00AM CDT by NWS Paducah KY
...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Cape Girardeau. .Recent heavy rainfall in northern portions of the river basin continues to cause rises on the Mississippi River. At Cape Girardeau, the river will rise above flood stage tonight, and crest a half foot above flood stage early Friday. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Cape Girardeau. * WHEN...From late tonight to late Saturday morning. * IMPACTS...At 32.0 feet, Minor flooding occurs. The Mississippi River backs into several creeks producing flooding. * ADDITIONAL DETAILS... - At 11:00 PM CDT Wednesday the stage was 31.6 feet. - Forecast...The river is expected to rise above flood stage late tonight to a crest of 32.5 feet Friday morning. It will then fall below flood stage early Saturday morning. - Flood stage is 32.0 feet.
Severe
Observed
Immediate
June 17th, 2026 11:32:00 pm CDT
June 17th, 2026 11:32:00 pm CDT
June 19th, 2026 01:45:00 am CDT
Flood Warning
Madison, IL; St. Charles, MO
Flood Warning issued June 17 at 10:07PM CDT until June 19 at 1:00PM CDT by NWS St Louis MO
...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Mel Price LD. Mississippi River at Chester. Illinois River at Valley City. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Hardin. ...The Flood Warning is cancelled for the following rivers in Missouri...Illinois... Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Mel Price LD. * WHEN...Until Friday afternoon. * IMPACTS...At 20.8 feet, Unprotected farm land begins to flood * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday the stage was 21.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:30 PM CDT Wednesday was 21.3 feet. - Forecast...The river is expected to fall below flood stage tomorrow morning and continue falling to 16.1 feet Wednesday, June 24. - Flood stage is 21.0 feet.
Severe
Observed
Immediate
June 17th, 2026 10:07:00 pm CDT
June 17th, 2026 10:07:00 pm CDT
June 19th, 2026 10:15:00 am CDT
Flood Warning
Jackson, IL; Randolph, IL; Perry, MO; Ste. Genevieve, MO
Flood Warning issued June 17 at 10:07PM CDT until June 21 at 1:00PM CDT by NWS St Louis MO
...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Mel Price LD. Mississippi River at Chester. Illinois River at Valley City. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Hardin. ...The Flood Warning is cancelled for the following rivers in Missouri...Illinois... Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Chester. * WHEN...Until Sunday afternoon. * IMPACTS...At 28.0 feet, Unleveed islands near Chester and the prison farm floods. * ADDITIONAL DETAILS... - At 10:00 PM CDT Wednesday the stage was 28.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 PM CDT Wednesday was 28.6 feet. - Forecast...The river is expected to rise to a crest of 28.7 feet tomorrow morning. It will then fall below flood stage Saturday morning. - Flood stage is 27.0 feet.
Severe
Observed
Immediate
June 17th, 2026 10:07:00 pm CDT
June 17th, 2026 10:07:00 pm CDT
June 19th, 2026 10:15:00 am CDT
Flood Warning
Jefferson, MO; St. Louis, MO
Flood Warning issued June 17 at 9:02PM CDT until June 20 at 7:00AM CDT by NWS St Louis MO
...The Flood Warning is extended for the following rivers in Missouri... Meramec River near Arnold. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Meramec River near Arnold. * WHEN...Until Saturday morning. * IMPACTS...At 24.0 feet, Corisande Hills Road begins flooding at this height. Meramec Bottom Road between Hagemann Road and Highway 21 begins flooding. * ADDITIONAL DETAILS... - At 8:30 PM CDT Wednesday the stage was 24.1 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Wednesday was 24.2 feet. - Forecast...The river is expected to rise to a crest of 24.3 feet tomorrow morning. It will then fall below flood stage early Friday morning. - Flood stage is 24.0 feet.
Severe
Observed
Immediate
June 17th, 2026 09:02:00 pm CDT
June 17th, 2026 09:02:00 pm CDT
June 19th, 2026 09:15:00 am CDT
Flood Warning
Gasconade, MO; Montgomery, MO
Flood Warning issued June 17 at 8:13PM CDT until June 19 at 7:00AM CDT by NWS St Louis MO
...The Flood Warning continues for the following river in Missouri... Missouri River at Hermann. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Missouri River at Hermann. * WHEN...Until Friday morning. * ADDITIONAL DETAILS... - At 7:30 PM CDT Wednesday the stage was 21.2 feet. - Forecast...The river is expected to fall below flood stage overnight tonight. - Flood stage is 21.0 feet.
Severe
Observed
Immediate
June 17th, 2026 08:13:00 pm CDT
June 17th, 2026 08:13:00 pm CDT
June 19th, 2026 07:00:00 am CDT
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Barometer 68%
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