Severe

Significant threat to life or property

Extreme Heat Warning California | Effective 03/21/2026 05:58

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Dangerously hot conditions with temperatures 91 to 100. * WHERE...San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during<br /> extreme heat events. * ADDITIONAL DETAILS...Overnight low temperatures will only fall<br /> into the 70s and lower 80s reducing relief from the heat. Instruction:<br /> Drink plenty of fluids, stay in an air-conditioned room, stay out of<br />

Flood Warning Washington | Effective 03/21/2026 05:25

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Washington... Stehekin River at Stehekin affecting Chelan County. .Heavy rain has fallen on steep terrain and on a deep primed<br /> snowpack leading to snow melt and increasing river flows. Flows will<br /> slowly recede in the coming days. * WHAT...River level slowly dropping below Minor Flood Stage is<br /> currently forecast. * WHERE...Stehekin River at Stehekin. * WHEN...Until late this afternoon.

Winter Storm Warning Alaska | Effective 03/21/2026 05:31

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...ANOTHER PERIOD OF SNOW FOR THE CENTRAL AND NORTHERN PANHANDLE<br /> SATURDAY... .Widespread snowfall has begun across the coastal and northern<br /> panhandle as of early Saturday morning as the first front pushes<br /> into the coast. There are no major changes to current forecast<br /> snow accumulations for Saturday. There is still some uncertainty<br /> of exact snow accumulations at the surface for Saturday afternoon<br />

Flood Warning Washington | Effective 03/21/2026 05:36

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Washington... Yakima River near Parker affecting Yakima County. Yakima River at Kiona affecting Benton County. ...The Flood Warning is extended for the following rivers in<br /> Washington... Yakima River at Umtanum affecting Kittitas County. For the Yakima River...including Umtanum, Parker, Kiona...Minor<br /> flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Yakima River at Umtanum.

Flood Warning Washington | Effective 03/21/2026 05:36

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Washington... Yakima River near Parker affecting Yakima County. Yakima River at Kiona affecting Benton County. ...The Flood Warning is extended for the following rivers in<br /> Washington... Yakima River at Umtanum affecting Kittitas County. For the Yakima River...including Umtanum, Parker, Kiona...Minor<br /> flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Yakima River at Kiona.

Flood Warning Washington | Effective 03/21/2026 05:36

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Washington... Yakima River near Parker affecting Yakima County. Yakima River at Kiona affecting Benton County. ...The Flood Warning is extended for the following rivers in<br /> Washington... Yakima River at Umtanum affecting Kittitas County. For the Yakima River...including Umtanum, Parker, Kiona...Minor<br /> flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Yakima River near Parker.

Flood Warning Washington | Effective 03/21/2026 05:37

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Flooding caused by rain and snowmelt is expected along the<br /> Yakima River near Easton. * WHERE...A portion of south central Washington, including the<br /> following county, Kittitas. * WHEN...Until 500 PM PDT Sunday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying<br /> and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS...<br /> - At 537 AM PDT, the public reported flooding in the warned<br />

Flood Warning Washington | Effective 03/21/2026 05:37

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Washington... Naches River near Naches affecting Yakima County. For the Naches River...including Naches...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Naches River near Naches. * WHEN...Until tomorrow afternoon. * IMPACTS...At 19.0 feet, Moderate flooding is possible from<br /> Cliffdell downstream to Yakima. * ADDITIONAL DETAILS...<br />

Flash Flood Warning Hawaii | Effective 03/21/2026 05:45

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 600 AM HST. * At 245 AM HST, emergency management reported closed roads on the<br /> windward side of the island due to Friday's flooding. Latest radar<br /> depicts light showers, however additional bands of moderate to<br /> potentially locally heavy showers may move in from the south<br /> during the early morning hours.

Flash Flood Warning Hawaii | Effective 03/21/2026 04:56

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 500 AM HST. * At 156 AM HST, emergency management reported numerous closed roads<br /> due to flooding. While the latest radar shows a significant<br /> decrease in shower coverage and intensity, return showers are<br /> expected into the early morning hours. The Wahiawa Reservoir<br />
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