Severe

Significant threat to life or property

Illinois, Missouri Flood Watch | Effective 05/18/2026 07:02

* WHAT...Flash Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southwest Illinois, including the following areas, Madison IL, Monroe IL and Saint Clair IL and east central Missouri, including the following areas, Jefferson MO, Lincoln MO, Saint Charles MO, Saint Louis City MO and Saint Louis MO. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS...

Missouri Flood Watch | Effective 05/18/2026 07:02

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central and east central Missouri, including the following areas, in central Missouri, Boone MO, Callaway MO, Cole MO, Moniteau MO and Osage MO. In east central Missouri, Crawford MO, Franklin MO, Gasconade MO, Montgomery MO, Warren MO and Washington MO. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.

Missouri Flood Warning | Effective 05/18/2026 07:07

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Blackwater River at Valley City affecting Pettis and Johnson Counties. Blackwater River near Blue Lick affecting Saline and Cooper Counties. Crooked River near Richmond affecting Ray County. * WHAT...Moderate flooding is forecast. * WHERE...Crooked River near Richmond. * WHEN...From Tuesday morning to Thursday morning. * IMPACTS...At 20.0 feet, Low-lying rural roads along with cropland

Missouri Flood Warning | Effective 05/18/2026 07:07

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Blackwater River at Valley City affecting Pettis and Johnson Counties. Blackwater River near Blue Lick affecting Saline and Cooper Counties. Crooked River near Richmond affecting Ray County. * WHAT...Moderate flooding is forecast. * WHERE...Blackwater River at Valley City. * WHEN...From Tuesday morning to Thursday morning. * IMPACTS...At 22.0 feet, Woodlands and farm fields along the river

Missouri Flood Warning | Effective 05/18/2026 07:07

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Blackwater River at Valley City affecting Pettis and Johnson Counties. Blackwater River near Blue Lick affecting Saline and Cooper Counties. Crooked River near Richmond affecting Ray County. * WHAT...Minor flooding is forecast. * WHERE...Blackwater River near Blue Lick. * WHEN...From late Tuesday night to Friday evening. * IMPACTS...At 24.0 feet, Cropland and pastures along the river flood.

California Red Flag Warning | Effective 05/18/2026 06:48

* AFFECTED AREA...Fire weather zone 579 West Side Hills on the Coastal Range. Fire weather zone 580 San Joaquin Valley. * WIND...GUSTING TO 35 MPH. * HUMIDITY...15% OR LESS THROUGH MONDAY EVENING. * HIGHEST THREAT...FAST-MOVING GRASS FIRES * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can

Missouri Flood Warning | Effective 05/18/2026 06:24

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Big Creek at Blairstown affecting Henry, Johnson and Cass Counties. South Grand River at Urich affecting Henry, Bates and Cass Counties. * WHAT...Moderate flooding is forecast. * WHERE...Big Creek at Blairstown. * WHEN...From this afternoon to Friday afternoon. * IMPACTS...At 20.0 feet, The west bank of the creek begins to flood. At 23.0 feet, Flooding occurs at the west approach to the N Highway

Missouri Flood Warning | Effective 05/18/2026 06:24

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Big Creek at Blairstown affecting Henry, Johnson and Cass Counties. South Grand River at Urich affecting Henry, Bates and Cass Counties. * WHAT...Moderate flooding is forecast. * WHERE...South Grand River at Urich. * WHEN...From late tonight to Thursday evening. * IMPACTS...At 24.0 feet, Flooding occurs across locations within 0.5 to 1.5 miles of the river. Areas affected include low lying

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 06:42

At 842 AM CDT, severe thunderstorms were located along a line extending from Peoria International Airport to near Green Valley to near San Jose, 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... Peoria, Pekin, East Peoria, Bartonville, Creve Coeur, Marquette Heights, Delavan, South Pekin, Green Valley, and San Jose around 845 AM CDT. Tremont and Emden around 850 AM CDT.
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