Immediate

Responsive action SHOULD be taken immediately

Mississippi Flood Warning | Effective 05/13/2026 17:48

...The Flood Warning continues for the following rivers in Mississippi... Pascagoula River At Graham Ferry affecting Jackson County. For the Pascagoula River...including Graham Ferry...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Pascagoula River at Graham Ferry. * WHEN...Until Friday morning. * IMPACTS...At 16.0 feet, River property at Cumbest Bluff will be cut off by high water and some river roads will be impassable. * ADDITIONAL DETAILS... - At 6:45 PM CDT Wednesday the stage was 15.9 feet.

Louisiana Flood Warning | Effective 05/13/2026 17:49

...The Flood Warning continues for the following rivers in Louisiana... Tangipahoa River Near Robert affecting Tangipahoa Parish. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Tangipahoa River near Robert. * WHEN...Until late tomorrow morning. * IMPACTS...At 15.0 feet, Minor flooding near the river. * ADDITIONAL DETAILS... - At 6:30 PM CDT Wednesday the stage was 15.4 feet. - Bankfull stage is 8.0 feet. - Forecast...The river is expected to fall below flood stage

Mississippi Flood Warning | Effective 05/13/2026 17:50

...The Flood Warning continues for the following rivers in Mississippi... Wolf River Above Gulfport affecting Harrison County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wolf River above Gulfport. * WHEN...Until late Friday morning. * IMPACTS...At 9.0 feet, Bells Ferry Road will be impassable with deep water on the east bridge approach. * ADDITIONAL DETAILS... - At 6:45 PM CDT Wednesday the stage was 9.1 feet. - Bankfull stage is 7.0 feet.

Montana Severe Thunderstorm Warning | Effective 05/13/2026 17:27

SVRGGW The National Weather Service in Glasgow has issued a * Severe Thunderstorm Warning for... Phillips County in northeastern Montana... Petroleum County in northeastern Montana... Garfield County in northeastern Montana... Southwestern Valley County in northeastern Montana... * Until 730 PM MDT. * At 627 PM MDT, severe thunderstorms were located along a line extending from 10 miles north of Hays to 10 miles southeast of Mosby, moving northeast at 50 mph. HAZARD...70 mph wind gusts and quarter size hail.

Montana Severe Thunderstorm Warning | Effective 05/13/2026 17:31

SVRBYZ The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... Sweet Grass County in south central Montana... * Until 730 PM MDT. * At 631 PM MDT, a severe thunderstorm was located over Big Timber, moving northeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Big Timber, Greycliff and Melville. Seek shelter inside a well-built structure and stay away from

Montana Severe Thunderstorm Warning | Effective 05/13/2026 17:43

At 643 PM MDT, severe thunderstorms were located along a line from 25 miles south of Big Timber to 7 miles southwest of Red Lodge, moving northeast at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Red Lodge, Columbus, Bridger, Joliet, Fromberg, Absarokee, Bearcreek, Cooney Reservoir State Park, Fox, Roberts, Luther, Roscoe, Washoe, Fishtail, Boyd, Belfry, Alpine, Dean, Edgar and Rockvale.

Louisiana Flood Warning | Effective 05/13/2026 17:44

...The Flood Warning continues for the following rivers in Louisiana... Amite River At Bayou Manchac Point affecting East Baton Rouge Parish. * WHAT...Flooding is occurring. * WHERE...Amite River at Bayou Manchac Point. * WHEN...Until late tonight. * IMPACTS...At 9.0 feet, The river will begin to flood property along Bayou Manchac and the Amite River. Amite River Road and Horseshoe Drive will be flooded. * ADDITIONAL DETAILS... - There is no current observed data. - Bankfull stage is 9.0 feet.

Montana Severe Thunderstorm Warning | Effective 05/13/2026 16:59

At 559 PM MDT, severe thunderstorms were located along a line extending from 11 miles southeast of Zortman to 11 miles west of Mosby, moving northeast at 60 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Winnett, Flatwillow, Sand Springs, Devils Creek Rec Area, U L Bend Rec Area, Edwards, Mosby, Crooked Creek Rec Area, Petrolia Lake, Cat Creek, and Tiegen.

Montana Severe Thunderstorm Warning | Effective 05/13/2026 17:12

At 611 PM MDT, severe thunderstorms were located along a line extending from 24 miles north of Port Of Morgan to 12 miles northeast of Whitewater to 18 miles north of Fourchette, moving northeast at 60 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Malta, Whitewater, Zortman, Saco, Dodson, Fourchette, Loring, Port Of
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