177 WGUS53 KLSX 181911 FFWLSX ILC027-051-121-190115- /O.NEW.KLSX.FF.W.0016.260518T1911Z-260519T0115Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service St Louis MO 211 PM CDT Mon May 18 2026 The National Weather Service in St Louis has issued a * Flash Flood Warning for... Eastern Clinton County in south central Illinois... Southern Fayette County in south central Illinois... Marion County in south central Illinois... * Until 815 PM CDT Monday. * At 211 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. 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... Centralia, Salem, Sandoval, Wamac, Central City, Odin, Kinmundy, Patoka, Farina, Omega, Stephen Forbes Station, Fairman, Shobonier, Helm, Tonti, La Clede, Iuka, Junction City, St. Peter and Alma. This includes the following State Parks... Stephen A. Forbes State Recreation Area. This includes Interstate 57 in Illinois between exits 109 and 135. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3863 8914 3892 8914 3891 8869 3884 8869 3877 8870 3848 8870 3848 8914 FLASH FLOOD...RADAR INDICATED $$ Walsh 145 WGUS53 KILX 181952 FFWILX ILC025-182300- /O.NEW.KILX.FF.W.0009.260518T1952Z-260518T2300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Lincoln IL 252 PM CDT Mon May 18 2026 The National Weather Service in Lincoln has issued a * Flash Flood Warning for... Southern Clay County in south central Illinois... * Until 600 PM CDT. * At 251 PM CDT, emergency management reported thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 4 hours. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Emergency management reported. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Flora, Clay City, Xenia and Flora Municipal Airport. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 3860 8828 3861 8870 3872 8870 3877 8837 FLASH FLOOD...OBSERVED EXPECTED RAINFALL RATE...1-2 INCHES IN 4 HOURS $$ Barnes 898 WGUS53 KLSX 181954 FFWLSX ILC005-027-051-119-121-163-189-190200- /O.NEW.KLSX.FF.W.0017.260518T1954Z-260519T0200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service St Louis MO 254 PM CDT Mon May 18 2026 The National Weather Service in St Louis has issued a * Flash Flood Warning for... Southern Bond County in south central Illinois... Clinton County in south central Illinois... Southwestern Fayette County in south central Illinois... Western Marion County in south central Illinois... Northern Washington County in south central Illinois... Southeastern Madison County in southwestern Illinois... Northeastern Saint Clair County in southwestern Illinois... * Until 900 PM CDT Monday. * At 254 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. 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... Breese, New Baden, Carlyle, Trenton, Aviston, Okawville, St. Rose, Germantown, Albers, Wamac, Beckemeyer, Pocahontas, Tamalco, Beaver Creek, Jamestown, Boulder, Shattuc, New Memphis and Pleasant Mound. This includes the following State Parks... Carlyle Lake State Fish and Wildlife Area and Eldon Hazlet State Recreation Area. This includes Interstate 64 in Illinois near exit 34. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3866 8971 3866 8960 3882 8960 3892 8914 3848 8914 3843 8968 3843 8970 3849 8970 FLASH FLOOD...RADAR INDICATED $$ Walsh 884 WGUS53 KOAX 181957 FFWOAX NEC067-095-190100- /O.NEW.KOAX.FF.W.0010.260518T1957Z-260519T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Omaha/Valley NE 257 PM CDT Mon May 18 2026 The National Weather Service in Omaha/Valley has issued a * Flash Flood Warning for... Southwestern Gage County in southeastern Nebraska... Southeastern Jefferson County in southeastern Nebraska... * Until 800 PM CDT. * At 257 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 2 to 4 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Beatrice, Fairbury, Plymouth, Diller, Endicott, Jansen, Steele City, Harbine, Ellis, Rock Creek Station State Historical Park, Cub Creek Recreational Area, Homestead National Historical Park, Camp Jefferson and Crystal Springs Campground. These storms have a history of very heavy rainfall and are moving over the same locations where heavy rain has fallen previous days. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 4000 9730 4010 9728 4019 9715 4026 9707 4031 9701 4034 9689 4034 9679 4029 9665 4019 9669 4000 9688 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR $$ Pearson