Immediate

Responsive action SHOULD be taken immediately

Louisiana Flood Warning - [Severity] | Effective 05/21/2026 18:24

...The Flood Warning is extended for the following rivers in Louisiana... Calcasieu River near White Oak Park Additional information is available at www.weather.gov. * WHAT...Minor flooding is forecast. * WHERE...Calcasieu River near White Oak Park. * WHEN...Until Sunday morning. * IMPACTS...At 2.0 feet, Minor flooding of Goos Ferry Road will occur. * ADDITIONAL DETAILS... - At 7:35 PM CDT Thursday the stage was 2.0 feet. - Forecast...The river will oscillate around flood stage with a

Missouri Flood Warning - [Severity] | Effective 05/21/2026 18:33

...The Flood Warning is extended for the following rivers in Missouri... Platte River near Agency affecting Buchanan County. ...The Flood Warning continues for the following rivers in Missouri... Platte River near Platte City affecting Platte County. Platte River At Sharps Station affecting Platte County. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Platte River at Sharps Station. * WHEN...Until Monday evening. * IMPACTS...At 31.5 feet, The south approach to the Highway B bridge

Missouri Flood Warning - [Severity] | Effective 05/21/2026 18:33

...The Flood Warning is extended for the following rivers in Missouri... Platte River near Agency affecting Buchanan County. ...The Flood Warning continues for the following rivers in Missouri... Platte River near Platte City affecting Platte County. Platte River At Sharps Station affecting Platte County. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Platte River near Agency. * WHEN...Until late Saturday night. * IMPACTS...At 25.0 feet, Flooding begins at the east border of Agency.

Missouri Flood Warning - [Severity] | Effective 05/21/2026 18:33

...The Flood Warning is extended for the following rivers in Missouri... Platte River near Agency affecting Buchanan County. ...The Flood Warning continues for the following rivers in Missouri... Platte River near Platte City affecting Platte County. Platte River At Sharps Station affecting Platte County. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Platte River near Platte City. * WHEN...Until late Monday night. * IMPACTS...At 29.0 feet, State Highway 92 at Tracy is overtopped. * ADDITIONAL DETAILS...

Colorado Tornado Warning - [Severity] | Effective 05/21/2026 18:35

At 734 PM MDT, a severe thunderstorm capable of producing a tornado was located 11 miles north of Stratton, moving east at 25 mph. HAZARD...Tornado and ping pong ball size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. This tornadic thunderstorm will remain over mainly rural areas of north central Kit Carson County.

California Hazardous Materials Warning Extreme | Effective 05-21-2026 18:41

Public safety alert, emergency alert, and weather alert Description: Instruction: This is Garden Grove PD. On 05/21/26 at 4:35pm there is a chemical leak near Western and Lampson. Evacuate Western to Beach and Orangewood to Garden Grove Blvd. Updates will come as available. Care and Shelter located at: The Stanton Community Center, located at 7800 Katella Avenue, will open as a temporary shelter until the evacuation order is lifted. Please call 714-890-4270 for more information on temporary shelter.

Illinois Flood Warning - Severe | Effective 05/21/2026 18:00

...The Flood Warning is extended for the following rivers in Illinois... Kaskaskia River at Carlyle. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Kaskaskia River at Carlyle. * WHEN...Until Sunday morning. * IMPACTS...At 16.5 feet, Near this height, downstream agricultural fields begin flooding. * ADDITIONAL DETAILS... - At 7:30 PM CDT Thursday the stage was 16.7 feet.

Missouri Flood Warning - Severe | Effective 05/21/2026 18:08

...The Flood Warning continues for the following locations along the Missouri River... Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Missouri River near Chamois. * WHEN...Until Monday afternoon. * ADDITIONAL DETAILS... - At 700 PM CDT Thursday, May 19, the estimated stage was 19.2 feet. - Forecast...The river is expected to fall below flood stage early

Missouri Flood Warning - Severe | Effective 05/21/2026 18:08

...The Flood Warning continues for the following locations along the Missouri River... Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Missouri River at Hermann. * WHEN...Until Sunday evening. * IMPACTS...At 22.3 feet, Southern portions of Old Rock Road and Twisters Road south of Rhineland begin flooding near this height. * ADDITIONAL DETAILS...

Colorado Tornado Warning Extreme | Effective 05-21-2026 18:18

Public safety alert, emergency alert, and weather alert Description: TORGLD The National Weather Service in Goodland has issued a * Tornado Warning for... Northwestern Kit Carson County in east central Colorado... * Until 800 PM MDT. * At 718 PM MDT, a severe thunderstorm capable of producing a tornado was located 12 miles north of Vona, or 13 miles northwest of Stratton, moving east at 25 mph. HAZARD...Tornado and ping pong ball size hail. SOURCE...Radar indicated rotation.
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