234 WWUS53 KILX 181500 SVSILX Severe Weather Statement National Weather Service Lincoln IL 1000 AM CDT Mon May 18 2026 ILC029-041-045-181530- /O.CON.KILX.SV.W.0211.000000T0000Z-260518T1530Z/ Coles-Edgar-Douglas- 1000 AM CDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT FOR EASTERN COLES...SOUTHWESTERN EDGAR AND SOUTHEASTERN DOUGLAS COUNTIES... At 959 AM CDT, a severe thunderstorm was located about 3 miles east of Charleston, moving northeast at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe storm will be near... Ashmore around 1005 AM CDT. Kansas around 1010 AM CDT. Other locations impacted by this severe thunderstorm include Redmon, Isabel, Bushton, Walnut Point State Park, Fairgrange, and Borton. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3948 8799 3948 8801 3947 8801 3942 8813 3962 8820 3973 8797 3959 8771 TIME...MOT...LOC 1459Z 228DEG 36KT 3948 8809 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Barnes  487 WWUS53 KILX 181510 SVSILX Severe Weather Statement National Weather Service Lincoln IL 1010 AM CDT Mon May 18 2026 ILC039-115-147-181520- /O.EXP.KILX.SV.W.0210.000000T0000Z-260518T1515Z/ Piatt-De Witt-Macon- 1010 AM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN PIATT...SOUTHEASTERN DE WITT AND NORTHEASTERN MACON COUNTIES WILL EXPIRE AT 1015 AM CDT... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, gusty winds are still possible with this thunderstorm. A Severe Thunderstorm Watch remains in effect until 500 PM CDT for central and east central Illinois. && LAT...LON 3980 8872 3996 8881 4017 8872 4001 8846 3994 8846 TIME...MOT...LOC 1510Z 215DEG 38KT 4013 8850 $$ Barnes  478 WUUS53 KLOT 181513 SVRLOT ILC063-093-197-181600- /O.NEW.KLOT.SV.W.0110.260518T1513Z-260518T1600Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Chicago/Romeoville 1013 AM CDT Mon May 18 2026 The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Eastern Kendall County in northeastern Illinois... Will County in northeastern Illinois... Northeastern Grundy County in northeastern Illinois... * Until 1100 AM CDT. * At 1012 AM CDT, severe thunderstorms were located along a line extending from 7 miles southeast of Newark to Braidwood, moving northeast at 55 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Aurora, Joliet, Naperville, Bolingbrook, Orland Park, Tinley Park, Romeoville, Plainfield, Woodridge, Oswego, Lockport, New Lenox, Homer Glen, Mokena, Frankfort, Morris, Channahon, Minooka, Braidwood, Wilmington, Coal City, Crest Hill, Shorewood, Frankfort Square, and Manhattan. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4120 8820 4120 8824 4118 8825 4146 8853 4172 8828 4173 8803 4164 8803 4164 8792 4156 8791 4156 8781 4145 8779 TIME...MOT...LOC 1512Z 238DEG 47KT 4149 8845 4125 8820 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Kluber  751 WWUS53 KILX 181513 SVSILX Severe Weather Statement National Weather Service Lincoln IL 1013 AM CDT Mon May 18 2026 ILC021-181522- /O.CAN.KILX.SV.W.0212.000000T0000Z-260518T1530Z/ Christian- 1013 AM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN CHRISTIAN COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. A Severe Thunderstorm Watch remains in effect until 500 PM CDT for central Illinois. && LAT...LON 3965 8902 3966 8904 3983 8904 3989 8881 3935 8882 3935 8902 TIME...MOT...LOC 1512Z 262DEG 29KT 3973 8901 3952 8900 3925 8900 $$ ILC115-173-181530- /O.CON.KILX.SV.W.0212.000000T0000Z-260518T1530Z/ Shelby-Macon- 1013 AM CDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT FOR NORTHWESTERN SHELBY AND SOUTHEASTERN MACON COUNTIES... At 1012 AM CDT, severe thunderstorms were located along a line extending from near Macon to near Assumption to near Herrick, moving east at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near... Decatur, Mount Zion, Long Creek, and Tower Hill around 1020 AM CDT. Shelbyville around 1025 AM CDT. Other locations impacted by these severe thunderstorms include Hervey City, Westervelt, and Elwin. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3965 8902 3966 8904 3983 8904 3989 8881 3935 8882 3935 8902 TIME...MOT...LOC 1512Z 262DEG 29KT 3973 8901 3952 8900 3925 8900 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Barnes  594 WHUS53 KLOT 181514 SMWLOT LMZ740>745-777-779-181715- /O.NEW.KLOT.MA.W.0032.260518T1514Z-260518T1715Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Chicago/Romeoville 1014 AM CDT Mon May 18 2026 The National Weather Service in Chicago has issued a * Special Marine Warning for... Nearshore Waters from Winthrop Harbor to Calumet Harbor... Nearshore Waters from Calumet Harbor to Michigan City... Open Waters from Winthrop Harbor to Michigan City out to Mid Lake... * Until 1215 PM CDT. * At 1014 AM CDT, strong thunderstorms were located along a line extending from 12 nm west of Aurora to 32 nm south of Joliet, moving northeast at 55 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Harrison-Dever Crib, Wilmette Harbor, 31st Street Harbor, Monroe Harbor, Burns Harbor, Calumet Harbor, Winthrop Harbor, Indiana Harbor, Montrose Harbor, Waukegan Harbor, Burnham Harbor, and Hammond Marina. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4162 8733 4164 8743 4168 8743 4167 8747 4170 8751 4183 8760 4189 8762 4189 8760 4190 8762 4206 8767 4227 8783 4248 8780 4246 8702 4213 8696 4179 8697 4179 8696 4172 8691 4163 8716 4162 8732 4161 8732 TIME...MOT...LOC 1514Z 225DEG 54KT 4175 8856 4099 8810 HAIL...0.00IN WIND...49KTS $$ Kluber  744 WWUS53 KILX 181514 SVSILX Severe Weather Statement National Weather Service Lincoln IL 1014 AM CDT Mon May 18 2026 ILC041-181524- /O.CAN.KILX.SV.W.0211.000000T0000Z-260518T1530Z/ Douglas- 1014 AM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DOUGLAS COUNTY IS CANCELLED... The severe thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. A Severe Thunderstorm Watch remains in effect until 500 PM CDT for east central Illinois. && LAT...LON 3948 8799 3948 8801 3968 8805 3969 8797 3970 8797 3970 8791 3959 8771 TIME...MOT...LOC 1514Z 221DEG 37KT 3959 8797 $$ ILC029-045-181530- /O.CON.KILX.SV.W.0211.000000T0000Z-260518T1530Z/ Coles-Edgar- 1014 AM CDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT FOR NORTHEASTERN COLES AND SOUTHWESTERN EDGAR COUNTIES... At 1014 AM CDT, a severe thunderstorm was located over Kansas, or 13 miles northeast of Charleston, moving northeast at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of northeastern Coles and southwestern Edgar Counties, including the following locations... Redmon, Isabel, and Borton. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3948 8799 3948 8801 3968 8805 3969 8797 3970 8797 3970 8791 3959 8771 TIME...MOT...LOC 1514Z 221DEG 37KT 3959 8797 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Barnes  769 WUUS53 KILX 181520 SVRILX ILC019-041-115-139-147-181600- /O.NEW.KILX.SV.W.0213.260518T1520Z-260518T1600Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Lincoln IL 1020 AM CDT Mon May 18 2026 The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Northern Moultrie County in central Illinois... Piatt County in central Illinois... Southwestern Champaign County in east central Illinois... Western Douglas County in east central Illinois... Southeastern Macon County in central Illinois... * Until 1100 AM CDT. * At 1020 AM CDT, severe thunderstorms were located along a line extending from near Cisco to near Long Creek to near Bethany, moving northeast at 45 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Severe thunderstorms will be near... Cerro Gordo, Bethany, Lovington, Hammond, and Cisco around 1025 AM CDT. Monticello and Bement around 1030 AM CDT. Arthur, Atwood, Ivesdale, and White Heath around 1035 AM CDT. Seymour around 1040 AM CDT. Other locations in the path of these severe thunderstorms include Mahomet, Bondville, Sadorus, Lake Of The Woods, Champaign, Tuscola, Tolono, Pesotum and Willard Airport. This includes the following highways... Interstate 57 between mile markers 207 and 208, and between mile markers 220 and 237. Interstate 72 between mile markers 151 and 182. Interstate 74 between mile markers 173 and 179. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3972 8829 3958 8881 3965 8881 3966 8883 4001 8881 4025 8828 4005 8827 TIME...MOT...LOC 1520Z 243DEG 41KT 4005 8878 3982 8876 3960 8877 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Barnes  912 WUUS53 KILX 181528 SVRILX ILC025-049-079-181615- /O.NEW.KILX.SV.W.0214.260518T1528Z-260518T1615Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Lincoln IL 1028 AM CDT Mon May 18 2026 The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Southwestern Jasper County in southeastern Illinois... Northern Clay County in south central Illinois... Effingham County in south central Illinois... * Until 1115 AM CDT. * At 1027 AM CDT, a severe thunderstorm was located over Stephen Forbes Station, or 14 miles northeast of Salem, moving northeast at 40 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Bible Grove. This includes the following highways... Interstate 57 between mile markers 142 and 160. Interstate 70 between mile markers 83 and 94. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3891 8870 3891 8880 3894 8881 3918 8862 3888 8824 3862 8870 TIME...MOT...LOC 1527Z 227DEG 31KT 3875 8874 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Barnes  243 WWUS53 KLOT 181529 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1029 AM CDT Mon May 18 2026 ILC063-181538- /O.CAN.KLOT.SV.W.0110.000000T0000Z-260518T1600Z/ Grundy IL- 1029 AM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GRUNDY COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. A Severe Thunderstorm Watch remains in effect until 500 PM CDT for northeastern Illinois. && LAT...LON 4122 8816 4146 8825 4160 8840 4172 8828 4173 8803 4164 8803 4164 8792 4156 8791 4156 8781 4145 8779 TIME...MOT...LOC 1528Z 221DEG 43KT 4166 8827 4137 8805 $$ ILC093-197-181600- /O.CON.KLOT.SV.W.0110.000000T0000Z-260518T1600Z/ Kendall IL-Will IL- 1029 AM CDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 AM CDT FOR NORTHEASTERN KENDALL AND WILL COUNTIES... At 1028 AM CDT, severe thunderstorms were located along a line extending from near Plainfield to near Elwood, moving northeast at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Aurora, Joliet, Naperville, Bolingbrook, Orland Park, Tinley Park, Romeoville, Plainfield, Woodridge, Oswego, Lockport, New Lenox, Homer Glen, Mokena, Frankfort, Channahon, Minooka, Wilmington, Crest Hill, Shorewood, Frankfort Square, Manhattan, Ingalls Park, Elwood, and Lakewood Shores. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4122 8816 4146 8825 4160 8840 4172 8828 4173 8803 4164 8803 4164 8792 4156 8791 4156 8781 4145 8779 TIME...MOT...LOC 1528Z 221DEG 43KT 4166 8827 4137 8805 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Kluber  804 WWUS53 KILX 181530 SVSILX Severe Weather Statement National Weather Service Lincoln IL 1030 AM CDT Mon May 18 2026 ILC029-045-181539- /O.EXP.KILX.SV.W.0211.000000T0000Z-260518T1530Z/ Coles-Edgar- 1030 AM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN COLES AND SOUTHWESTERN EDGAR COUNTIES WILL EXPIRE AT 1030 AM CDT... The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 500 PM CDT for east central Illinois. && LAT...LON 3948 8799 3948 8801 3968 8805 3969 8797 3970 8797 3970 8791 3959 8771 TIME...MOT...LOC 1529Z 223DEG 41KT 3971 8782 $$ Barnes  886 WWUS53 KLOT 181539 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1039 AM CDT Mon May 18 2026 ILC093-181549- /O.CAN.KLOT.SV.W.0110.000000T0000Z-260518T1600Z/ Kendall IL- 1039 AM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN KENDALL COUNTY IS CANCELLED... The storms which prompted the warning have moved out of the warned area. Therefore, the warning has been cancelled. A Severe Thunderstorm Watch remains in effect until 500 PM CDT for northeastern Illinois. && LAT...LON 4132 8800 4152 8813 4167 8826 4172 8826 4173 8803 4164 8803 4164 8792 4156 8791 4156 8781 4145 8779 TIME...MOT...LOC 1539Z 239DEG 48KT 4174 8809 4145 8787 $$ ILC197-181600- /O.CON.KLOT.SV.W.0110.000000T0000Z-260518T1600Z/ Will IL- 1039 AM CDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 AM CDT FOR WESTERN WILL COUNTY... At 1039 AM CDT, severe thunderstorms were located along a line extending from near Woodridge to near Frankfort, moving northeast at 55 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Aurora, Joliet, Naperville, Bolingbrook, Orland Park, Tinley Park, Romeoville, Plainfield, Woodridge, Lockport, New Lenox, Homer Glen, Mokena, Frankfort, Crest Hill, Frankfort Square, Manhattan, Ingalls Park, Preston Heights, Fairmont, Rockdale, Crystal Lawns, and Wilton Center. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4132 8800 4152 8813 4167 8826 4172 8826 4173 8803 4164 8803 4164 8792 4156 8791 4156 8781 4145 8779 TIME...MOT...LOC 1539Z 239DEG 48KT 4174 8809 4145 8787 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Kluber  703 WWUS53 KLOT 181550 SVSLOT Severe Weather Statement National Weather Service Chicago/Romeoville 1050 AM CDT Mon May 18 2026 ILC197-181559- /O.CAN.KLOT.SV.W.0110.000000T0000Z-260518T1600Z/ Will IL- 1050 AM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR WESTERN WILL COUNTY IS CANCELLED... The storms which prompted the warning have weakened below severe limits, and have exited the warned area. Therefore, the warning has been cancelled. However, gusty winds are still possible with these thunderstorms. A Severe Thunderstorm Watch remains in effect until 500 PM CDT for northeastern Illinois. && LAT...LON 4132 8800 4152 8813 4167 8826 4172 8826 4173 8803 4164 8803 4164 8792 4156 8791 4156 8781 4145 8779 TIME...MOT...LOC 1547Z 238DEG 47KT 4180 8796 4151 8774 $$ Kluber  540 WWUS53 KILX 181550 SVSILX Severe Weather Statement National Weather Service Lincoln IL 1050 AM CDT Mon May 18 2026 ILC115-139-181559- /O.CAN.KILX.SV.W.0213.000000T0000Z-260518T1600Z/ Moultrie-Macon- 1050 AM CDT Mon May 18 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN MOULTRIE AND SOUTHEASTERN MACON COUNTIES IS CANCELLED... The storms which prompted the warning have weakened and moved out of the warned area. Therefore, the warning has been cancelled. A Severe Thunderstorm Watch remains in effect until 500 PM CDT for central and east central Illinois. && LAT...LON 3972 8829 3967 8847 3979 8847 4013 8856 4025 8828 4005 8827 TIME...MOT...LOC 1549Z 243DEG 41KT 4019 8841 3996 8839 3974 8841 $$ ILC019-041-147-181600- /O.CON.KILX.SV.W.0213.000000T0000Z-260518T1600Z/ Piatt-Champaign-Douglas- 1050 AM CDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 AM CDT FOR SOUTHEASTERN PIATT...SOUTHWESTERN CHAMPAIGN AND WESTERN DOUGLAS COUNTIES... At 1049 AM CDT, severe thunderstorms were located along a line extending from Mahomet to near Sadorus to near Arthur, moving northeast at 45 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. These severe storms will be near... Champaign, Tuscola, Mahomet, Tolono, Pesotum, Bondville, Sadorus, Lake Of The Woods, and Willard Airport around 1055 AM CDT. Other locations impacted by these severe thunderstorms include Chesterville, Bourbon, and Garrett. This includes the following highways... Interstate 57 between mile markers 207 and 208, and between mile markers 220 and 237. Interstate 72 between mile markers 168 and 182. Interstate 74 between mile markers 172 and 179. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3972 8829 3967 8847 3979 8847 4013 8856 4025 8828 4005 8827 TIME...MOT...LOC 1549Z 243DEG 41KT 4019 8841 3996 8839 3974 8841 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Barnes  534 WWUS53 KILX 181552 SVSILX Severe Weather Statement National Weather Service Lincoln IL 1052 AM CDT Mon May 18 2026 ILC025-049-079-181615- /O.CON.KILX.SV.W.0214.000000T0000Z-260518T1615Z/ Jasper-Clay-Effingham- 1052 AM CDT Mon May 18 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT FOR SOUTHWESTERN JASPER...NORTHERN CLAY AND EFFINGHAM COUNTIES... At 1052 AM CDT, a severe thunderstorm was located near Edgewood, or 16 miles northwest of Flora, moving northeast at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Effingham, Louisville, Watson, Edgewood, Mason, Bible Grove, Heartville, Iola, Effingham County Airport, Ingraham, and Hord. This includes the following highways... Interstate 57 between mile markers 142 and 160. Interstate 70 between mile markers 83 and 94. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3891 8870 3891 8880 3894 8881 3918 8862 3888 8824 3862 8870 TIME...MOT...LOC 1552Z 218DEG 23KT 3887 8863 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Barnes  471 FZUS73 KLOT 181553 MWSLOT Marine Weather Statement National Weather Service Chicago/Romeoville 1053 AM CDT Mon May 18 2026 LMZ740>745-777-779-181715- /O.CON.KLOT.MA.W.0032.000000T0000Z-260518T1715Z/ 1053 AM CDT Mon May 18 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT... For the following areas... Nearshore Waters from Winthrop Harbor to Calumet Harbor... Nearshore Waters from Calumet Harbor to Michigan City... Open Waters from Winthrop Harbor to Michigan City out to Mid Lake... At 1052 AM CDT, strong thunderstorms were located along a line extending from 7 nm southeast of Elgin to 6 nm south of Midway Airport to 20 nm southwest of Gary, moving northeast at 50 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Harrison-Dever Crib, Wilmette Harbor, 31st Street Harbor, Monroe Harbor, Burns Harbor, Calumet Harbor, Winthrop Harbor, Indiana Harbor, Montrose Harbor, Waukegan Harbor, Burnham Harbor, and Hammond Marina. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4162 8733 4164 8743 4168 8743 4167 8747 4170 8751 4183 8760 4189 8762 4189 8760 4190 8762 4206 8767 4227 8783 4248 8780 4246 8702 4213 8696 4179 8697 4179 8696 4172 8691 4163 8716 4162 8732 4161 8732 TIME...MOT...LOC 1552Z 235DEG 49KT 4198 8815 4167 8778 4136 8765 HAIL...0.00IN WIND...49KTS $$ Kluber  281 FZUS72 KMLB 181553 MWSMLB Marine Weather Statement National Weather Service Melbourne FL 1153 AM EDT Mon May 18 2026 AMZ555-575-181730- 1153 AM EDT Mon May 18 2026 ...GUSTY THUNDERSTORMS OFF THE TREASURE COAST... The areas affected include... Sebastian Inlet to Jupiter Inlet 0-20 nm... Sebastian Inlet to Jupiter Inlet 20-60 nm... At 1153 AM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots. This thunderstorm was located 11 nm east of Nettles Island, or 11 nm east of Saint Lucie Nuclear Power Plant, moving west at 20 knots. 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 2697 8011 2711 8018 2715 8022 2713 8027 2723 8035 2728 8035 2729 8032 2724 8026 2746 8037 2761 8040 2748 7920 2698 7905 $$ Heil