Immediate

Responsive action SHOULD be taken immediately

Flash Flood Warning Hawaii | Effective 03/21/2026 10:47

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> FFWHFO The National Weather Service in Honolulu has extended the * Flash Flood Warning for...<br /> The island of Oahu in Honolulu County * Until 1100 AM HST. * At 747 AM HST, emergency management continued to report road<br /> closures across Oahu due to recent flooding. Additional bands of<br /> heavy showers and thunderstorms continue to pass over the<br /> southeast half of Oahu, with rain rates as high as 1 to 2 inches<br /> per hour.

Flood Warning Washington | Effective 03/21/2026 09:02

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning is extended for the following rivers in<br /> Washington... Snohomish River At Snohomish affecting Snohomish County. * WHAT...Major flooding is occurring and major flooding is forecast. * WHERE...Snohomish River at Snohomish. * WHEN...Until tomorrow afternoon. * IMPACTS...At 30.0 feet, the Snohomish River will flood low farm<br /> lands and several roads...including Riverview Rd and the<br />

Flood Warning Washington | Effective 03/21/2026 09:05

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning is extended for the following rivers in<br /> Washington... Snohomish River Near Monroe affecting Snohomish County. * WHAT...Major flooding is occurring and major flooding is forecast. * WHERE...Snohomish River near Monroe. * WHEN...Until early tomorrow afternoon. * IMPACTS...At 17.0 feet, the Snohomish River will cause major<br /> flooding...inundating farm land...roads...and some residential<br />

Flood Warning Washington | Effective 03/21/2026 09:08

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Washington... Skagit River Near Mt. Vernon affecting Skagit County. * WHAT...Minor flooding is occurring and moderate flooding is<br /> forecast. * WHERE...Skagit River near Mt. Vernon. * WHEN...Until late tomorrow morning. * IMPACTS...At 30.0 feet, the Skagit River will flood from Sedro<br /> Woolley downstream through Mount Vernon to the mouth. Flood waters<br />

Flood Warning Washington | Effective 03/21/2026 08:51

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Washington... Snoqualmie River Near Carnation affecting King County. * WHAT...Moderate flooding is occurring and moderate flooding is<br /> forecast. * WHERE...Snoqualmie River near Carnation. * WHEN...Until early tomorrow afternoon. * IMPACTS...At 56.0 feet, the Snoqualmie River will cause widespread<br /> flooding from Fall City downstream through Carnation and Duvall...<br />

Flood Warning Washington | Effective 03/21/2026 08:01

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Washington... Cedar River At Renton affecting King County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Cedar River at Renton. * WHEN...Until late this evening. * IMPACTS...At 13.0 feet, the Cedar River will cause minor flooding<br /> along the river in Renton. * ADDITIONAL DETAILS...<br /> - At 7:15 AM PDT Saturday the stage was 13.1 feet.<br />

Flood Warning Illinois | Effective 03/21/2026 08:02

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Illinois... Kaskaskia River at Carlyle. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 48 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Kaskaskia River at Carlyle. * WHEN...Until Thursday evening. * ADDITIONAL DETAILS...<br /> - At 9:30 AM CDT Saturday the stage was 20.1 feet.<br />

Flood Warning Indiana | Effective 03/21/2026 08:03

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following river in Indiana... White River at Hazleton. .Lowland flooding continues on the tail end of the White River at<br /> Hazleton in southwest Indiana. This is the final waterway flood<br /> warning in effect in the NWS Indianapolis area of responsibility.<br /> Flooding at Hazleton is expected to end by Monday evening. Little precipitation is expected through the middle of next week,<br />

Flash Flood Warning Hawaii | Effective 03/21/2026 07:55

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> FFWHFO The National Weather Service in Honolulu has issued a * Flash Flood Warning for...<br /> The island of Oahu in Honolulu County * Until 800 AM HST. * At 455 AM HST, emergency management reported closed roads island<br /> wide as a result of Friday's flooding. While the latest radar<br /> depicts light to moderate showers, additional bands of moderate to<br /> potentially locally heavy showers may likely in from the south<br /> during the early morning hours.
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