Severe

Significant threat to life or property

California Severe Extreme Heat Watch | Effective 06/18/2026 10:22

* WHAT...Dangerously hot conditions with temperatures up to 100 possible. Hottest Wednesday and Thursday. * WHERE...Eastern San Fernando Valley, Eastern San Gabriel Mountains, Los Angeles County San Gabriel Valley, Santa Clarita Valley, Western San Fernando Valley, and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...From Tuesday morning through Thursday evening. * IMPACTS...There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without

California Severe Extreme Heat Watch | Effective 06/18/2026 10:22

* WHAT...Dangerously hot conditions with temperatures up to 88 possible in Downtown Los Angeles and 85 in Inglewood. Hottest Wednesday and Thursday. * WHERE...Los Angeles County Inland Coast including Downtown Los Angeles. * WHEN...From Tuesday morning through Thursday evening. * IMPACTS...There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Temperatures are expected to cool slightly

Oklahoma Severe Severe Thunderstorm Warning | Effective 06/18/2026 10:22

SVROUN The National Weather Service in Norman has issued a * Severe Thunderstorm Warning for... Southeastern Grant County in northern Oklahoma... * Until 100 PM CDT. * At 1222 PM CDT, a severe thunderstorm was located near Jefferson, moving east at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Pond Creek, Lamont, and Jefferson.

New York Severe High Wind Warning | Effective 06/18/2026 10:23

* WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph. * WHERE...Erie, Niagara, Orleans, Monroe, Jefferson, Lewis, Genesee, Wyoming, Livingston, Ontario, and Chautauqua Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Strong winds will blow down trees and power lines. Scattered power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Fully leafed out trees will result in more tree damage than with similar wind speeds during the colder months

Vermont Severe Severe Thunderstorm Warning | Effective 06/18/2026 10:24

SVRBTV The National Weather Service in Burlington has issued a * Severe Thunderstorm Warning for... Central Addison County in central Vermont... Southeastern Chittenden County in northwestern Vermont... Southwestern Washington County in central Vermont... * Until 215 PM EDT. * At 124 PM EDT, a severe thunderstorm was located over Cornwall, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees and powerlines. * Locations impacted include...

Louisiana Severe Severe Thunderstorm Warning | Effective 06/18/2026 10:25

SVRLIX The National Weather Service in New Orleans has issued a * Severe Thunderstorm Warning for... Northwestern St. Bernard Parish in southeastern Louisiana... Western Orleans Parish in southeastern Louisiana... Northeastern Jefferson Parish in southeastern Louisiana... * Until 115 PM CDT. * At 1224 PM CDT, a severe thunderstorm was located over Arabi, or near Chalmette, moving northeast at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees.

Kansas Severe Severe Thunderstorm Warning | Effective 06/18/2026 10:27

SVRICT The National Weather Service in Wichita has issued a * Severe Thunderstorm Warning for... Northwestern Sumner County in south central Kansas... * Until 115 PM CDT. * At 1227 PM CDT, a severe thunderstorm was located near Conway Springs, moving east at 20 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * Locations impacted include... Conway Springs, Argonia, Mayfield, Milan, and Perth. For your protection move to an interior room on the lowest floor of a building.

New York Severe Flash Flood Warning | Effective 06/18/2026 10:29

FFWALY The National Weather Service in Albany has issued a * Flash Flood Warning for... Eastern Montgomery County in eastern New York... * Until 430 PM EDT. * At 129 PM EDT, The public reported thunderstorms producing heavy rain across the warned area with standing water on Main Street. Up to 1 inch of rain has fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Public reported.

New York Severe Severe Thunderstorm Warning | Effective 06/18/2026 10:29

At 129 PM EDT, severe thunderstorms were located along a line extending from Morris to near Kirkwood, moving east at 40 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Binghamton, Johnson City, Oneonta, Sidney, Sanford, Worcester, Maryland, Deposit, Port Dickinson, and Bainbridge. A Tornado Watch remains in effect until 300 PM EDT for central New York.

Mississippi Severe Flood Warning | Effective 06/18/2026 10:29

...The National Weather Service in Jackson MS has issued a Flood Warning for the following rivers in Mississippi... Strong River At D'lo affecting Simpson County. * WHAT...Minor flooding is forecast. * WHERE...Strong River at D'lo. * WHEN...From this evening to Sunday afternoon. * IMPACTS...At 27.0 feet, Water floods entrance to lower tent camping area at the Dlo Water Park. * ADDITIONAL DETAILS... - At 11:45 AM CDT Thursday the stage was 17.7 feet. - Forecast...The river is expected to rise above flood stage
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