Immediate

Responsive action SHOULD be taken immediately

Severe Tropical Storm Warning | Effective 10/01/2026 09:57

* WHAT...Southwest winds 25 to 40 kt with gusts to 55 kt and seas 14 to 20 feet. * WHERE...Tinian and Saipan Coastal Waters. * WHEN...Until further notice. * IMPACTS...Very strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...Tropical Storm Choi-wan (26W) continues to develop as it moves westward across the northern Marianas south of Alamagan, with Tropical storm force winds already being felt

Kansas, Nebraska Severe Flood Warning | Effective 10/01/2026 09:57

The Flood Warning will expire at noon CDT today for portions of north central Kansas, including the following area, Jewell and south central Nebraska, including the following areas, Nuckolls and Thayer. Most of this areal Flood Warning has been effectively replaced by a less-urgent Flood Advisory valid until 9 PM CDT this evening. However, Flood Warnings remains in effect specifically for the Republican River, Little Blue River and Big Sandy Creek.

Iowa Severe Flood Warning | Effective 10/01/2026 09:31

...The Flood Warning is extended for the following rivers in Iowa... North Raccoon River near Perry affecting Dallas County. ...The Flood Warning is cancelled for the following rivers in Iowa... Thompson River at Davis City affecting Decatur County. * WHAT...Minor flooding is forecast. * WHERE...North Raccoon River near Perry, or from the Greene-Dallas County line to the South Raccoon River. * WHEN...From this evening to late Saturday night. * IMPACTS...At 17.0 feet, Water approaches the bottom of the US 169

Nebraska Severe Flood Warning | Effective 10/01/2026 09:39

...The Flood Warning is extended for the following rivers in Nebraska... Salt Creek Near Ashland affecting Saunders County. * WHAT...Minor flooding is occurring and moderate flooding is forecast. This approaches the flood of record. * WHERE...Salt Creek near Ashland. * WHEN...Until Saturday morning. * IMPACTS...At 21.0 feet, Local levees along the river are threatened with overtopping. In addition, substantial damages are occurring at the campground near Highway 6. * ADDITIONAL DETAILS...

Texas Severe Flood Warning | Effective 10/01/2026 09:12

...The Flood Warning continues for the following rivers in Texas... Devils River At Cauthorn Ranch Near Juno affecting Val Verde County. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Devils River at Cauthorn Ranch Near Juno. * WHEN...Until Friday afternoon. * IMPACTS...At 13.0 feet, (4.0 meters), Campers, autos and gear on the banks wash downstream as this flood wave moves downstream. * ADDITIONAL DETAILS... - At 10:15 AM CDT Thursday the stage was 11.2 feet.

Iowa Severe Flood Warning | Effective 10/01/2026 08:58

...The Flood Warning is extended for the following rivers in Iowa... Des Moines River at Des Moines SE 6th St affecting Marion, Warren and Polk Counties. * WHAT...Minor flooding is forecast. * WHERE...Des Moines River at Des Moines SE 6th St, or from below the Center Street dam to Runnells. * WHEN...From Friday afternoon to Monday morning. * IMPACTS...At 25.7 feet, Water surrounds the base of Simon Estes Amphitheater. * ADDITIONAL DETAILS... - At 10:45 AM CDT Thursday the stage was 18.5 feet, and rising.

Iowa Severe Flood Warning | Effective 10/01/2026 08:35

...The Flood Warning is extended for the following rivers in Iowa... South Skunk River at Colfax affecting Marion, Jasper and Polk Counties. * WHAT...Minor flooding is forecast. * WHERE...South Skunk River at Colfax, or from the Jasper-Polk County Line to the Jasper-Marion County line. * WHEN...From late Friday night to late Saturday night. * IMPACTS...At 19.0 feet, Water affects the earthen levee west of town near the sewage disposal area. Evacuations may occur on the northwest side of Colfax. Flooding occurs in Reasnor.

Iowa Severe Flood Warning | Effective 10/01/2026 08:40

...The Flood Warning is extended for the following rivers in Iowa... Raccoon River at Des Moines Fleur Dr affecting Polk County. ...The Flood Warning continues for the following rivers in Iowa... Raccoon River at Van Meter Hwy R16 affecting Dallas and Polk Counties. ...The Flood Warning is cancelled for the following rivers in Iowa... Raccoon River at Des Moines IA 28 affecting Polk County. * WHAT...Minor flooding is forecast. * WHERE...Raccoon River at Van Meter Hwy R16, or from the North and South Raccoon Rivers to Walnut Woods State Park.

Iowa Severe Flood Warning | Effective 10/01/2026 08:40

...The Flood Warning is extended for the following rivers in Iowa... Raccoon River at Des Moines Fleur Dr affecting Polk County. ...The Flood Warning continues for the following rivers in Iowa... Raccoon River at Van Meter Hwy R16 affecting Dallas and Polk Counties. ...The Flood Warning is cancelled for the following rivers in Iowa... Raccoon River at Des Moines IA 28 affecting Polk County. * WHAT...Minor flooding is forecast. * WHERE...Raccoon River at Des Moines Fleur Dr, or from Walnut Creek to the Des Moines River. * WHEN...From this evening to Monday afternoon.
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