Severe

Significant threat to life or property

Illinois, Missouri Severe Flood Warning | Effective 06/20/2026 08:59

...The Flood Warning continues on the Mississippi River at the<br /> following locations... Mississippi River at Chester. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Chester. * WHEN...Until Sunday evening. * IMPACTS...At 27.0 feet, Flood Stage. Unprotected farmland on right<br /> bank begins to flood. * ADDITIONAL DETAILS...<br />

Illinois, Missouri Severe Flood Warning | Effective 06/20/2026 08:59

...The Flood Warning continues on the Mississippi River at the<br /> following locations... Mississippi River at Chester. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Louisiana. * WHEN...Until Monday morning. * IMPACTS...At 15.0 feet, The first quarter mile of Edison Avenue<br /> beyond the railroad tracks begins flooding near this height. * ADDITIONAL DETAILS...<br />

Mississippi Severe Flood Warning | Effective 06/20/2026 08:30

...The Flood Warning continues for the following rivers in<br /> Mississippi... Pascagoula At Merrill affecting Greene, George and Jackson<br /> Counties. For the Pascagoula River...including Merrill...Minor flooding is<br /> forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Pascagoula at Merrill. * WHEN...Until further notice. * IMPACTS...At 24.0 feet, Streets of Merrill will become flooded. At<br /> 24 feet the bridge becomes inaccessible by vehicles. * ADDITIONAL DETAILS...<br />

Illinois Severe Flood Warning | Effective 06/20/2026 08:35

...The Flood Warning continues for the following rivers in<br /> Illinois... Illinois River at Henry affecting Putnam and Marshall Counties. Illinois River at Peoria affecting Woodford, Peoria and Tazewell<br /> Counties. Illinois River at Beardstown affecting Brown, Cass, Schuyler and<br /> Morgan Counties. Illinois River near Havana affecting Fulton, Mason and Cass<br /> Counties. .The following forecasts are based on observed precipitation, soil<br /> moisture conditions, and forecast precipitation.

Illinois Severe Flood Warning | Effective 06/20/2026 08:35

...The Flood Warning continues for the following rivers in<br /> Illinois... Illinois River at Henry affecting Putnam and Marshall Counties. Illinois River at Peoria affecting Woodford, Peoria and Tazewell<br /> Counties. Illinois River at Beardstown affecting Brown, Cass, Schuyler and<br /> Morgan Counties. Illinois River near Havana affecting Fulton, Mason and Cass<br /> Counties. .The following forecasts are based on observed precipitation, soil<br /> moisture conditions, and forecast precipitation.

Illinois Severe Flood Warning | Effective 06/20/2026 08:35

...The Flood Warning continues for the following rivers in<br /> Illinois... Illinois River at Henry affecting Putnam and Marshall Counties. Illinois River at Peoria affecting Woodford, Peoria and Tazewell<br /> Counties. Illinois River at Beardstown affecting Brown, Cass, Schuyler and<br /> Morgan Counties. Illinois River near Havana affecting Fulton, Mason and Cass<br /> Counties. .The following forecasts are based on observed precipitation, soil<br /> moisture conditions, and forecast precipitation.

Illinois Severe Flood Warning | Effective 06/20/2026 08:35

...The Flood Warning continues for the following rivers in<br /> Illinois... Illinois River at Henry affecting Putnam and Marshall Counties. Illinois River at Peoria affecting Woodford, Peoria and Tazewell<br /> Counties. Illinois River at Beardstown affecting Brown, Cass, Schuyler and<br /> Morgan Counties. Illinois River near Havana affecting Fulton, Mason and Cass<br /> Counties. .The following forecasts are based on observed precipitation, soil<br /> moisture conditions, and forecast precipitation.

Nebraska Severe Severe Thunderstorm Warning | Effective 06/20/2026 08:36

At 1035 AM CDT, a severe thunderstorm was located over Mason City, or<br /> 20 miles southeast of Broken Bow, moving southeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to<br /> roofs, siding, and trees. Locations impacted include...<br /> Ansley, Mason City, Berwyn, Westerville, Buckeye, Block Hill Basin,<br /> Burr Oak, Gavin Siding, Intersection of Highway 183 and Cumro Road,<br /> and Cumro. This includes the following highways...<br />

Idaho Severe Red Flag Warning | Effective 06/20/2026 08:38

...RED FLAG WARNING FOR LIGHTNING... .An upper trough will continue to develop scattered thunderstorms<br /> in southeast Oregon and southwest Idaho today, especially this<br /> afternoon. Expect 30 to 50 percent areal coverage of thunderstorms<br /> with potential for new fire starts due to lightning. * AFFECTED AREA...In Idaho, Fire Weather Zones 423 Owyhee<br /> Mountains and 426 Southern Highlands. * TIMING...Until 6 PM MDT this evening. * THUNDERSTORMS...Scattered coverage with abundant lightning. * OUTFLOW WINDS...Gusty erratic winds up to 40 mph.

Oregon Severe Red Flag Warning | Effective 06/20/2026 08:38

...RED FLAG WARNING FOR LIGHTNING... .An upper trough will continue to develop scattered thunderstorms<br /> in southeast Oregon and southwest Idaho today, especially this<br /> afternoon. Expect 30 to 50 percent areal coverage of thunderstorms<br /> with potential for new fire starts due to lightning. * AFFECTED AREA...In Oregon, Fire Weather Zones 670 Burns BLM<br /> and 672 Southern Grasslands. * TIMING...Until 5 PM PDT this afternoon. * THUNDERSTORMS...Scattered coverage with abundant lightning. * OUTFLOW WINDS...Gusty erratic winds up to 40 mph.
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