Severe

* WHAT...Sub-freezing temperatures between 29 and 32 degrees expected. Locally down to 27 degrees in outlying areas around Moses Lake. * WHERE...Brewster, Alpowa Summit, Lewiston, Bridgeport, Omak, Ephrata, Clarkston, Moses Lake, Othello, Disautel Pass, Tonasket, Lapwai, Peck, Nespelem, Oroville, Quincy, Lewiston Grade, Gifford, Pomeroy, Okanogan, and Culdesac. * WHEN...From 11 PM this evening to 9 AM PDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other

* WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...Eastern Magic Valley, Shoshone/Lava Beds, Arco/Mud Lake Desert, and Lower Snake River Plain. * WHEN...From 4 AM to 9 AM MDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...Extensive cloud cover will be a limiting factor, likely making sub-freezing temperatures very short-lived. Take steps now to protect tender plants from the cold.

* WHAT...Sub-freezing temperatures as low as 25 possible. * WHERE...Wallowa County. * WHEN...From this evening through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

* WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Simcoe Highlands. * WHEN...From this evening through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

* WHAT...Sub-freezing temperatures as low as 21 possible. * WHERE...Grande Ronde Valley. * WHEN...From this evening through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

* WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Foothills of the Blue Mountains of Oregon and Washington, Lower Columbia Basin of Oregon and Washington, North Central Oregon, Kittitas Valley, and Yakima Valley. * WHEN...From this evening through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

* WHAT...Flooding caused by excessive runoff continues. * WHERE...Portions of Alexander, Catawba, and Iredell Counties, along the shores of Lookout Shoals Lake. * WHEN...Until 900 PM EDT Monday. * IMPACTS...Nuisance flooding of low-lying areas including residential yards, docks, and boat-launch areas is ongoing along the shores of Lookout Shoals Lake. Residents should take immediate actions to protect property adjacent to the lake and monitor messaging from county Emergency Management agencies. * ADDITIONAL DETAILS...

* WHAT...Sub-freezing temperatures as low as 28 to 32 expected. * WHERE...Upper Hood River Valley County. * WHEN...From midnight tonight to 8 AM PDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...Expect the coldest temperatures near Parkdale. Take steps now to protect tender outdoor plants from the cold. Consider temporarily moving outdoor potted plants indoors if they are sensitive to cold temperatures.

...The Flood Warning is extended for the following rivers in Louisiana... Calcasieu River near White Oak Park affecting Calcasieu Parish. Calcasieu River Near Salt Water Barrier affecting Calcasieu Parish. ...The Flood Warning continues for the following rivers in Texas... Neches River at Neches River Saltwater Barrier affecting Orange, Hardin, Jasper and Jefferson Counties. For the Calcasieu River...including Glenmora, Oakdale, Oberlin, Kinder, White Oak Park, Salt Water Barrier...Minor flooding is forecast.

...The Flood Warning is extended for the following rivers in Louisiana... Calcasieu River near White Oak Park affecting Calcasieu Parish. Calcasieu River Near Salt Water Barrier affecting Calcasieu Parish. ...The Flood Warning continues for the following rivers in Texas... Neches River at Neches River Saltwater Barrier affecting Orange, Hardin, Jasper and Jefferson Counties. For the Calcasieu River...including Glenmora, Oakdale, Oberlin, Kinder, White Oak Park, Salt Water Barrier...Minor flooding is forecast.