736 WWUS53 KLSX 181204 SVSLSX Severe Weather Statement National Weather Service St Louis MO 704 AM CDT Mon May 18 2026 ILC001-149-MOC127-163-173-181214- /O.EXP.KLSX.SV.W.0148.000000T0000Z-260518T1200Z/ Adams IL-Pike IL-Marion MO-Pike MO-Ralls MO- 704 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WARNING HAS EXPIRED FOR SOUTH CENTRAL ADAMS AND WESTERN PIKE COUNTIES IN WEST CENTRAL ILLINOIS AND SOUTHEASTERN MARION, NORTHWESTERN PIKE AND CENTRAL RALLS COUNTIES IN NORTHEASTERN MISSOURI... The storm which prompted the warning has moved out of the area. Therefore, the warning has been allowed to expire. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office. && LAT...LON 3941 9154 3957 9156 3985 9122 3951 9099 3933 9150 TIME...MOT...LOC 1128Z 239DEG 37KT 3948 9141 $$ Pfahler  475 WWUS53 KLSX 181209 SVSLSX Severe Weather Statement National Weather Service St Louis MO 709 AM CDT Mon May 18 2026 ILC001-149-181219- /O.CAN.KLSX.TO.W.0058.000000T0000Z-260518T1230Z/ Adams IL-Pike IL- 709 AM CDT Mon May 18 2026 ...TORNADO WARNING IS CANCELLED FOR SOUTHEASTERN ADAMS AND NORTHWESTERN PIKE COUNTIES IN WEST CENTRAL ILLINOIS... The storm which prompted the warning has weakened below severe limits, and no longer appears capable of producing a tornado. Therefore, the warning has been cancelled. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office. && LAT...LON 3962 9117 3973 9120 3991 9095 3987 9092 3984 9092 3984 9089 3967 9075 3961 9112 TIME...MOT...LOC 1156Z 237DEG 45KT 3971 9103 $$ Pfahler  224 FZUS73 KMKX 181220 MWSMKX Marine Weather Statement National Weather Service Milwaukee/Sullivan WI 720 AM CDT Mon May 18 2026 LMZ646-671-673-675-181315- 720 AM CDT Mon May 18 2026 ...A STRONG THUNDERSTORM OVER THE WATERS... The areas affected include... Nearshore waters from Wind Point WI TO Winthrop Harbor IL... Lake Michigan from Port Washington WI to Winthrop Harbor IL... At 719 AM CDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots and small hail. This thunderstorm was located 9 nm southeast of Racine, moving northeast at 45 knots. The strong thunderstorm will remain over mainly open waters east of Wind Point to Winthrop Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until this storm passes. && LAT...LON 4254 8765 4261 8776 4305 8742 4306 8710 4286 8707 $$ WOOD  284 WUUS53 KLSX 181221 SVRLSX ILC013-061-083-MOC113-163-181300- /O.NEW.KLSX.SV.W.0150.260518T1221Z-260518T1300Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service St Louis MO 721 AM CDT Mon May 18 2026 The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... Central Calhoun County in southwestern Illinois... Southwestern Greene County in southwestern Illinois... West Central Jersey County in southwestern Illinois... Northeastern Lincoln County in east central Missouri... Southeastern Pike County in northeastern Missouri... * Until 800 AM CDT. * At 721 AM CDT, a severe thunderstorm was located near Elsberry, moving east at 35 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... New Hope, Annada, Elsberry, Mozier, Hamburg, Hardin, Michael, Kampsville, Nutwood, Eldred, Fieldon and Woody. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 3922 9095 3923 9095 3938 9047 3906 9045 3907 9094 TIME...MOT...LOC 1221Z 264DEG 30KT 3915 9087 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Pfahler  754 WUUS53 KLSX 181237 SVRLSX ILC013-061-149-181315- /O.NEW.KLSX.SV.W.0151.260518T1237Z-260518T1315Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service St Louis MO 737 AM CDT Mon May 18 2026 The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... North Central Calhoun County in southwestern Illinois... Central Greene County in southwestern Illinois... Southeastern Pike County in west central Illinois... * Until 815 AM CDT. * At 737 AM CDT, a severe thunderstorm was located 6 miles east of Belleview, or 15 miles west of White Hall, moving northeast at 35 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Belleview, Mozier, Nebo, Beecreek, Pearl, Haypress, Bedford, Hillview, Walkersville, Montezuma, Carrollton, Patterson, Belltown, Berdan, White Hall, Barrow and Roodhouse. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 3940 9081 3945 9083 3956 9058 3954 9057 3953 9058 3952 9058 3952 9032 3923 9029 3923 9031 3922 9031 3918 9046 3938 9047 3929 9076 TIME...MOT...LOC 1236Z 244DEG 32KT 3938 9068 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Pfahler  382 WWUS53 KLSX 181238 SVSLSX Severe Weather Statement National Weather Service St Louis MO 738 AM CDT Mon May 18 2026 MOC113-163-181248- /O.CAN.KLSX.SV.W.0150.000000T0000Z-260518T1300Z/ Lincoln MO-Pike MO- 738 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTHEASTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI AND SOUTHEASTERN PIKE COUNTY IN NORTHEASTERN MISSOURI... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. && LAT...LON 3927 9075 3929 9076 3938 9047 3916 9046 3912 9069 3913 9069 3915 9071 3918 9071 3920 9072 3923 9072 3925 9073 3926 9073 3926 9074 TIME...MOT...LOC 1221Z 264DEG 30KT 3915 9087 $$ ILC013-061-083-181300- /O.CON.KLSX.SV.W.0150.000000T0000Z-260518T1300Z/ Calhoun IL-Greene IL-Jersey IL- 738 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 8 AM CDT FOR NORTH CENTRAL CALHOUN, SOUTHWESTERN GREENE AND WEST CENTRAL JERSEY COUNTIES... At 738 AM CDT, a severe thunderstorm was located near Hardin, or 9 miles east of Elsberry, moving east at 45 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Mozier, Hamburg, Michael, Hardin, Kampsville, Eldred and Woody. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 3927 9075 3929 9076 3938 9047 3916 9046 3912 9069 3913 9069 3915 9071 3918 9071 3920 9072 3923 9072 3925 9073 3926 9073 3926 9074 TIME...MOT...LOC 1221Z 253DEG 37KT 3917 9085 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Pfahler  004 WWUS53 KLSX 181252 SVSLSX Severe Weather Statement National Weather Service St Louis MO 752 AM CDT Mon May 18 2026 ILC013-181302- /O.CAN.KLSX.SV.W.0150.000000T0000Z-260518T1300Z/ Calhoun IL- 752 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTH CENTRAL CALHOUN COUNTY... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. && LAT...LON 3914 9059 3918 9060 3919 9060 3920 9059 3922 9059 3923 9060 3924 9060 3925 9061 3926 9061 3929 9060 3931 9061 3933 9061 3938 9047 3916 9046 TIME...MOT...LOC 1238Z 253DEG 37KT 3922 9063 $$ ILC061-083-181300- /O.CON.KLSX.SV.W.0150.000000T0000Z-260518T1300Z/ Greene IL-Jersey IL- 752 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 8 AM CDT FOR SOUTHWESTERN GREENE AND WEST CENTRAL JERSEY COUNTIES... At 752 AM CDT, a severe thunderstorm was located near Carrollton, or 11 miles northwest of Jerseyville, moving east at 45 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Eldred and Woody. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 3914 9059 3918 9060 3919 9060 3920 9059 3922 9059 3923 9060 3924 9060 3925 9061 3926 9061 3929 9060 3931 9061 3933 9061 3938 9047 3916 9046 TIME...MOT...LOC 1238Z 253DEG 37KT 3922 9063 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Pfahler  739 WWUS53 KLSX 181252 RRA SVSLSX Severe Weather Statement National Weather Service St Louis MO 752 AM CDT Mon May 18 2026 ILC013-149-181302- /O.CAN.KLSX.SV.W.0151.000000T0000Z-260518T1315Z/ Calhoun IL-Pike IL- 752 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTH CENTRAL CALHOUN COUNTY IN SOUTHWESTERN ILLINOIS AND SOUTHEASTERN PIKE COUNTY IN WEST CENTRAL ILLINOIS... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. && LAT...LON 3952 9058 3952 9032 3923 9029 3923 9031 3922 9031 3918 9046 3938 9047 3933 9062 3938 9062 3940 9061 3943 9062 3944 9061 3946 9061 3948 9059 3951 9058 TIME...MOT...LOC 1237Z 244DEG 32KT 3938 9067 $$ ILC061-181315- /O.CON.KLSX.SV.W.0151.000000T0000Z-260518T1315Z/ Greene IL- 752 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 AM CDT FOR CENTRAL GREENE COUNTY... At 752 AM CDT, a severe thunderstorm was located 6 miles west of White Hall, moving northeast at 35 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Haypress, Hillview, Walkersville, Carrollton, Patterson, Belltown, Berdan, White Hall, Barrow and Roodhouse. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 3952 9058 3952 9032 3923 9029 3923 9031 3922 9031 3918 9046 3938 9047 3933 9062 3938 9062 3940 9061 3943 9062 3944 9061 3946 9061 3948 9059 3951 9058 TIME...MOT...LOC 1237Z 244DEG 32KT 3938 9067 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Pfahler