Severe

Significant threat to life or property

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 />

Red Flag Warning South Dakota | Effective 03/21/2026 08:53

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...CRITICAL FIRE WEATHER CONDITIONS TODAY FOR MUCH OF<br /> NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA... .A combination of very warm temperatures, low relative humidities,<br /> and gusty winds will result in critical fire weather conditions<br /> through this evening. A cold front will cross the region this<br /> evening into tonight, resulting in a few light rain showers,<br /> rising humidities, and a switch to breezy northerly winds.

Red Flag Warning South Dakota, Wyoming | Effective 03/21/2026 08:53

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...CRITICAL FIRE WEATHER CONDITIONS TODAY FOR MUCH OF<br /> NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA... .A combination of very warm temperatures, low relative humidities,<br /> and gusty winds will result in critical fire weather conditions<br /> through this evening. A cold front will cross the region this<br /> evening into tonight, resulting in a few light rain showers,<br /> rising humidities, and a switch to breezy northerly winds.

Red Flag Warning Iowa, Nebraska, South Dakota | Effective 03/21/2026 08:58

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * AFFECTED AREA...In Iowa, Plymouth, Woodbury and Ida. In<br /> Nebraska, Dixon and Dakota. In South Dakota, Gregory, Charles<br /> Mix, Bon Homme, Yankton, Clay and Union. * WINDS...West 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 13 percent. * IMPACTS...Any fire that develops will catch and spread<br /> quickly. Outdoor burning is not recommended. Instruction:<br /> A Red Flag Warning means that critical fire weather conditions<br />

Flood Warning Washington | Effective 03/21/2026 08:34

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Flooding caused by rain and snowmelt is expected for the<br /> lower Stehekin Valley. * WHERE...A portion of North Central Washington, including the<br /> following county, Chelan. * WHEN...Until 830 AM PDT Saturday Mar 28. * IMPACTS...When the Stehekin River gauge hits 19.3 feet, water<br /> breaches the river bank. At 20 feet, water inundates some<br /> properties and overtops the temporary corduroy bridge. Company<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.

Flood Warning Indiana | Effective 03/21/2026 07:24

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning is extended for the following rivers in<br /> Indiana... North Branch Elkhart River at Cosperville affecting Noble County. For the Elkhart River...including Goshen, Cosperville...Minor<br /> flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...North Branch Elkhart River at Cosperville. * WHEN...Until Thursday morning. * IMPACTS...At 6.5 feet, Water is starting to approach foundations<br />
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