Moderate

* WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...Portions of panhandle, southwest, and west central Nebraska. * WHEN...From 10 PM CDT /9 PM MDT/ Wednesday to 8 AM CDT /7 AM MDT/ Thursday. * 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. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.

* WHAT...South winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Blount Smoky Mountains and Sevier Smoky Mountains Counties. * WHEN...From 11 PM this evening to 8 AM EDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

* WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...Benton, Kandiyohi, Meeker, Morrison, Stearns, Todd, Mille Lacs, Chippewa, Douglas, Pope, Stevens, and Swift Counties. * WHEN...From 2 AM to 8 AM CDT Wednesday. * 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 29 expected. * WHERE...In Minnesota, Renville, Sherburne, Chisago, Isanti, Kanabec, Redwood, Lac Qui Parle, and Yellow Medicine Counties. In Wisconsin, Barron, Polk, Rusk, Chippewa, Dunn, and Eau Claire Counties. * WHEN...From 2 AM to 8 AM CDT Wednesday. * 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...Snow expected. Total snow accumulations between 6 and 14 inches. Winds gusting as high as 35 mph. * WHERE...Rabbit Ears Pass. * WHEN...Until noon MDT Wednesday. * IMPACTS...Travel could be difficult at times, especially tonight. Slow down and use caution while traveling. The latest road conditions for Colorado can be obtained by calling 5 1 1 or by going to www.cotrip.org.

* WHAT...Snow expected. Total snow accumulations between 3 and 6 inches. * WHERE...The high mountain valleys, and portions of the central plains from Weld County south into Lincoln County. * WHEN...From 8 PM this evening to 3 PM MDT Wednesday. * IMPACTS...Plan on slippery road conditions, which may impact the Wednesday morning commute. The heavy and wet nature of the snow may lead to damage to tree limbs. Slow down and use caution while traveling. The latest road conditions

* WHAT...Wet snow expected. Total snow accumulations between 2 and 6 inches. * WHERE...Briggsdale, Fort Morgan, and Akron. * WHEN...From 8 PM this evening to 3 PM MDT Wednesday. * IMPACTS...Plan on slippery road conditions, mainly late Tuesday night through Wednesday morning. Slow down and use caution while traveling. The latest road conditions for Colorado can be obtained by calling 5 1 1 or by going to www.cotrip.org.

* WHAT...Dangerous rip currents. * WHERE...East facing reefs of the Marianas. * WHEN...Through Thursday afternoon. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Elevated trade swell is expected to produce a high risk of rip currents along east facing reefs for much of the coming week. Rip currents will be life threatening. If caught in a rip current, relax and float. Don't swim against the current. If

* WHAT...Southwest winds 30 to 35 mph with gusts up to 55 mph expected. * WHERE...South Central Mountains and Southwest Chaves County. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs may be blown down. Expect strong crosswinds on area roadways. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

* WHAT...Sub-freezing temperatures of 22 to 28 degrees, coldest in low lying areas on the plains. * WHERE...All of the plains and I-25 Corridor in northeast and east central Colorado. * WHEN...From 8 PM Wednesday to 8 AM MDT Thursday. * 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. Ensure above ground sprinkler systems have been drained.