Severe

Significant threat to life or property

Missouri Flood Warning - Severe | Effective 05/30/2026 11:35

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Blackwater River near Blue Lick affecting Cooper and Saline Counties. Petite Saline Creek near Boonville affecting Cooper County. This product along with additional weather and stream information is available at www.weather.gov/kc/. * WHAT...Minor flooding is forecast. * WHERE...Petite Saline Creek near Boonville. * WHEN...From this evening to Monday evening.

Missouri Flood Warning - Severe | Effective 05/30/2026 11:35

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Blackwater River near Blue Lick affecting Cooper and Saline Counties. Petite Saline Creek near Boonville affecting Cooper County. This product along with additional weather and stream information is available at www.weather.gov/kc/. * WHAT...Minor flooding is forecast. * WHERE...Blackwater River near Blue Lick. * WHEN...From this afternoon to Sunday evening.

Montana Flood Watch - Severe | Effective 05/30/2026 11:00

...The Flood Watch continues for the following rivers in Montana... Swan River Near Bigfork affecting Lake, Missoula and Flathead Counties. * WHAT...Flooding is possible. * WHERE...Swan River Near Bigfork. * WHEN...From Monday morning to Tuesday evening. * IMPACTS...At 6.5 feet, Flooding affects low lying areas adjacent to the river. At 6.6 feet, Flooding affects low lying areas north of Lion Creek Road and adjacent to the river. * ADDITIONAL DETAILS... - At 11:00 AM MDT Saturday the stage was 5.2 feet.

Montana Flood Watch - Severe | Effective 05/30/2026 11:01

...The Flood Watch continues for the following rivers in Montana... Flathead River At Columbia Falls affecting Flathead County. For the Flathead River...including At Columbia Falls...flooding is possible. * WHAT...Flooding is possible. * WHERE...Flathead River At Columbia Falls. * WHEN...Until Monday morning. * IMPACTS...At 13.0 feet, Farmers crops adjacent to the Flathead River are inundated with water. At 14.0 feet, Flooding of farmers crops adjacent to the Flathead River is likely. Sections of the

Montana Flood Watch - Severe | Effective 05/30/2026 11:02

* WHAT...Flooding caused by rain and snowmelt continues to be possible. * WHERE...A portion of northwest Montana, including the following areas, Flathead/Mission Valleys and West Glacier Region. This includes the following Specific Areas... Kalispell and Going-to-the-Sun Road in Glacier Park. * WHEN...From 6 PM MDT this evening through Monday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.

Montana Flood Watch - Severe | Effective 05/30/2026 10:46

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central and north central Montana, including the following areas, in central Montana, Gates of the Mountains. In north central Montana, Cascade County below 5000ft, East Glacier Park Region, Eastern Glacier, Western Toole, and Central Pondera, Eastern Pondera and Eastern Teton, Northern High Plains, Southern High Plains and Southern Rocky Mountain Front. * WHEN...Through Monday afternoon.

Storm Warning - Severe | Effective 05/30/2026 10:54

* WHAT...Northeast winds 25 to 35 kt with gusts up to 50 kt and seas 8 to 13 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility. Mariners should remain in port, alter course, and/or secure the vessel for severe conditions.

Storm Warning - Severe | Effective 05/30/2026 10:54

* WHAT...North winds 25 to 35 kt with gusts up to 50 kt and seas 8 to 13 feet. * WHERE...Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM, Ocean Waters from Provincetown to Nantucket from 20 to 60 NM, Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM and Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility.
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