Severe

Significant threat to life or property

Illinois Severe Severe Thunderstorm Warning | Effective 06/17/2026 08:14

At 1014 AM CDT, severe thunderstorms were located along a line<br /> extending from near Flanagan to Hudson, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near...<br /> Gridley around 1020 AM CDT.<br /> Lexington and Chenoa around 1025 AM CDT. Other locations impacted by these severe thunderstorms include<br /> Weston, Panola, and Kappa. This includes the following highways...<br /> Interstate 39 between mile markers 5 and 28.<br />

Illinois Severe Severe Thunderstorm Warning | Effective 06/17/2026 07:45

SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for...<br /> Menard County in central Illinois...<br /> Logan County in central Illinois...<br /> Northern Sangamon County in central Illinois...<br /> Southeastern Mason County in central Illinois... * Until 1045 AM CDT. * At 944 AM CDT, severe thunderstorms were located along a line<br /> extending from near Hartsburg to near Greenview to near Tallula,<br /> moving southeast at 55 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated.

Iowa Severe Flash Flood Warning | Effective 06/17/2026 07:47

At 947 AM CDT, Emergency Management in Linn County reported flash<br /> flooding near 33rd Ave SW and 6th St SW as well as on Wylie Blvd<br /> north of Johnson Ave NW. Between 1 and 3 inches of rain have fallen<br /> this morning. Additional rainfall amounts up to 0.5 inches are<br /> possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Emergency management reported. IMPACT...Flash flooding of small creeks and streams, urban areas,<br />

Wyoming Severe High Wind Warning | Effective 06/17/2026 07:49

* WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...South Laramie Range Foothills. * WHEN...Until 3 PM MDT this afternoon. * IMPACTS...Mainly to transportation. Strong cross winds will be<br /> hazardous to light weight or high profile vehicles, including<br /> campers and tractor trailers.<br /> A High Wind Warning means a hazardous high wind event is expected or<br /> occurring. Sustained wind speeds of at least 40 MPH or gusts of 58<br /> MPH or stronger can lead to property damage.

Wyoming Severe High Wind Warning | Effective 06/17/2026 07:49

* WHAT...West winds 30 to 40 mph with gusts up to 65 mph. * WHERE...South Laramie Range including the Interstate 80 Summit<br /> between Cheyenne and Laramie. * WHEN...Until 3 PM MDT this afternoon. * IMPACTS...Mainly to transportation. Strong cross winds will be<br /> hazardous to light weight or high profile vehicles, including<br /> campers and tractor trailers.<br /> A High Wind Warning means a hazardous high wind event is expected or<br /> occurring. Sustained wind speeds of at least 40 MPH or gusts of 58<br />

Wyoming Severe High Wind Warning | Effective 06/17/2026 07:49

* WHAT...West winds 30 to 40 mph with gusts up to 70 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk<br /> Mountain along Interstate 80. This includes between mile markers<br /> 240 and 290. * WHEN...Until noon MDT today. * IMPACTS...Mainly to transportation. Strong cross winds will be<br /> hazardous to light weight or high profile vehicles, including<br /> campers and tractor trailers.<br /> A High Wind Warning means a hazardous high wind event is expected or<br />

Iowa Severe Flood Warning | Effective 06/17/2026 07:51

...The Flood Warning is extended for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Clinton and Scott<br /> Counties. * WHAT...Major flooding is occurring and major flooding is forecast<br /> to continue. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until late Tuesday morning. * IMPACTS...At 13.0 feet, Water affects many residences along the<br /> river. * ADDITIONAL DETAILS...<br /> - At 9:30 AM CDT Wednesday the stage was 12.5 feet.<br /> - Forecast...The river is expected to rise to a crest of 12.8<br />

Illinois Severe Severe Thunderstorm Warning | Effective 06/17/2026 07:54

SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for...<br /> Woodford County in central Illinois...<br /> Northern McLean County in central Illinois... * Until 1100 AM CDT. * At 954 AM CDT, severe thunderstorms were located along a line<br /> extending from near Benson to near Goodfield, moving east at 45<br /> mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Severe thunderstorms will be near...<br />

Iowa Severe Severe Thunderstorm Watch | Effective 06/17/2026 07:56

SEVERE THUNDERSTORM WATCH 339 REMAINS VALID UNTIL 11 AM CDT THIS<br /> MORNING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 9 COUNTIES IN CENTRAL IOWA GRUNDY JASPER MARSHALL<br /> POWESHIEK TAMA IN NORTHEAST IOWA BLACK HAWK IN SOUTH CENTRAL IOWA MAHASKA IN SOUTHEAST IOWA DAVIS WAPELLO THIS INCLUDES THE CITIES OF BLOOMFIELD, CEDAR FALLS, CONRAD,<br /> DIKE, DYSART, GLADBROOK, GRINNELL, GRUNDY CENTER, MARSHALLTOWN,<br /> NEWTON, OSKALOOSA, OTTUMWA, REINBECK, TAMA, TOLEDO, TRAER,<br />

Louisiana Severe Flood Warning | Effective 06/17/2026 07:56

...The National Weather Service in New Orleans has issued a Flood<br /> Warning for the following rivers in Louisiana... Tchefuncte River Near Folsom affecting St. Tammany Parish. .The river forecast includes 48 hours of forecasted rainfall. These<br /> river forecasts could change based on how Potential Tropical Cyclone<br /> 1 tracks across Louisiana and Mississippi late tonight and Thursday.<br /> Interests along the rivers should monitor the forecast closely and be<br /> prepared for significant flooding.
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