000 WWUS84 KJAN 151335 SPSJAN SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 734 AM CST MON JAN 15 2007 ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>057-059>063- 152200- ADAMS-ASHLEY-ATTALA-BOLIVAR-CARROLL-CATAHOULA-CHICOT-CHOCTAW- CLAIBORNE-CLAY-CONCORDIA-COPIAH-EAST CARROLL-FRANKLIN LA-FRANKLIN MS- GRENADA-HINDS-HOLMES-HUMPHREYS-ISSAQUENA-JASPER-JEFFERSON-KEMPER- LAUDERDALE-LAWRENCE-LEAKE-LEFLORE-LINCOLN-LOWNDES-MADISON LA- MADISON MS-MONTGOMERY-MOREHOUSE-NESHOBA-NEWTON-NOXUBEE-OKTIBBEHA- RANKIN-RICHLAND-SCOTT-SHARKEY-SIMPSON-SMITH-SUNFLOWER-TENSAS-WARREN- WASHINGTON-WEBSTER-WEST CARROLL-WINSTON-YAZOO- 734 AM CST MON JAN 15 2007 ...VERY COLD AIR HEADING TOWARD THE LOWER MISSISSIPPI VALLEY... ...POTENTIAL FOR LIGHT WINTER PRECIPITATION OVER A LARGE PORTION OF THE ARKLAMISS LATE MONDAY NIGHT AND TUESDAY... VERY COLD AIR OVER THE SOUTHERN PLAINS AND ARKLATEX IS HEADING SOUTHEAST AND SHOULD ARRIVE IN THE LOWER MISSISSIPPI VALLEY BY EVENING ON MARTIN LUTHER KING DAY. THE RECORD WARMTH OF RECENT DAYS WILL COME TO AN ABRUPT END AS BRISK NORTHERLY WINDS BEHIND A STRONG COLD FRONT SEND TEMPERATURES TUMBLING THROUGH THE 40S AND 30S. TEMPERATURES ARE EXPECTED TO FALL BELOW FREEZING EARLY TUESDAY MORNING NORTHWEST OF THE NATCHEZ TRACE PARKWAY...AND LIGHT RAIN OVER THE AREA MAY CHANGE TO A MIXTURE OF LIGHT FREEZING RAIN AND SLEET AS A RESULT. FARTHER SOUTHEAST...FROM NATCHEZ TO JACKSON TO COLUMBUS... TEMPERATURES WILL LIKELY FALL TO NEAR OR BELOW FREEZING BY MID TUESDAY MORNING...AND SOME LIGHT FREEZING RAIN AND SLEET CANNOT BE RULED OUT BEFORE PRECIPITATION DIMINISHES. IT IS QUITE POSSIBLE THAT ALL AREAS OF THE ARKLAMISS WILL EXPERIENCE AT LEAST SOME LIGHT SLEET AT SOME POINT THROUGH LATE TUESDAY...EXCEPT IN FAR SOUTHEAST MISSISSIPPI WHERE MARGINALLY WARMER TEMPERATURES SHOULD ENSURE ALL RAIN WILL FALL. IN ANY CASE...MUCH COLDER AIR AND BRISK NORTHERLY WINDS WILL MAKE FOR A VERY UNCOMFORTABLE DAY TUESDAY AS WIND CHILL READINGS FALL TO NEAR 20 DEGREES WHILE ACTUAL TEMPERATURES FAIL TO RISE MUCH ABOVE FREEZING. ALTHOUGH A LITTLE UNCERTAINTY REMAINS REGARDING THE POTENTIAL FOR WINTER WEATHER ACROSS THE REGION THROUGH TUESDAY...CONFIDENCE IS RATHER HIGH THAT ACCUMULATIONS OF WINTRY PRECIPITATION GENERALLY WILL NOT OCCUR. HOWEVER...IF ACCUMULATIONS DO OCCUR...THEY SHOULD BE MINOR AND CONFINED TO LOCATIONS NORTHWEST OF THE NATCHEZ TRACE CORRIDOR. $$ 50