Expected

* WHAT...Thursday morning low temperatures in the mid 20s to lower 30s. * WHERE...The San Luis Valley. * WHEN...Until 8 AM MDT this morning. * IMPACTS...Freezing temperatures could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...This could be a killing freeze which could bring an end to the growing season across the San Luis Valley. Friday night is expected to be a few degrees colder. Take steps now to protect tender plants from the cold.

* WHAT...Sub-freezing temperatures 21 to 28 degrees expected. * WHERE...Portions of central, north central, and south central Wyoming. * WHEN...From 11 PM this evening to 9 AM MDT Friday. * 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 rainfall is expected. * WHERE...Central Comanche County in southwestern Oklahoma... Cotton County in southwestern Oklahoma... Northeastern Tillman County in southwestern Oklahoma... * WHEN...Until 600 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 248 AM CDT, Doppler radar indicated heavy rain due to

* WHAT...For the Wind Advisory, northwest winds 25 to 35 mph with gusts up to 55 mph expected. For the Freeze Warning, sub-freezing temperatures as low as 27 expected. * WHERE...Portions of northwestern and southwestern South Dakota. * WHEN...For the Wind Advisory, from 9 AM this morning to 11 PM MDT this evening. For the Freeze Warning, from 9 PM this evening to 9 AM MDT Friday. * IMPACTS...Sudden wind gusts can cause drivers to lose control, especially in lightweight or high profile vehicles. Strong winds

* WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Mellette, Todd, and Tripp. * WHEN...From 1 PM this afternoon to 4 AM CDT Friday. * IMPACTS...Sudden wind gusts can cause drivers to lose control, especially in lightweight or high profile vehicles. Strong winds can cause blowing dust, reduced visibility, and flying debris. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

* WHAT...Sub-freezing temperatures as low as 22 expected. * WHERE...Portions of northwestern and southwestern South Dakota and northeast Wyoming. * WHEN...From 9 PM this evening to 9 AM MDT Friday. * 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...For the Wind Advisory, northwest winds 25 to 35 mph with gusts up to 55 mph expected. For the Freeze Warning, sub-freezing temperatures as low as 27 expected. * WHERE...Portions of northwestern and southwestern South Dakota. * WHEN...For the Wind Advisory, from 9 AM this morning to 11 PM MDT this evening. For the Freeze Warning, from 9 PM this evening to 9 AM MDT Friday. * IMPACTS...Sudden wind gusts can cause drivers to lose control, especially in lightweight or high profile vehicles. Strong winds

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Pontotoc County in east central Oklahoma... East Central Garvin County in southern Oklahoma... Northeastern Murray County in southern Oklahoma... * WHEN...Until 600 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 252 AM CDT, Doppler radar indicated heavy rain due to

At 256 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles northwest of Archer City to 12 miles east of Olney to near Graham. Movement was northeast at 35 mph. HAZARD...Wind gusts of 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Archer City, Scotland, Windthorst, Lake Arrowhead, Bluegrove, Joy, and Shannon. If outdoors, consider seeking shelter inside a building.

At 229 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles northwest of Lake Diversion to 4 miles west of Lake Kickapoo to 5 miles east of Megargel. Movement was east at 40 mph. HAZARD...Wind gusts of 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Archer City, Holliday, Dundee, Mankins, Lake Kickapoo, and Lake Diversion.