Alert archive / Mississippi / Wind Advisories in 2010

Wind Advisory 3, NWS Jackson, MS

February 8, 20106 counties in Mississippi; East Carroll Parish, Louisiana; Chicot County, Arkansas

NWS Jackson, MS issued this wind advisory at Feb 8, 2010, 3:46 PM CST for 6 counties in Mississippi; East Carroll Parish, Louisiana; Chicot County, Arkansas. It took effect at Feb 9, 2010, 6:00 AM CST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Feb 8, 2010, 3:46 PM CST (21:46 UTC)
In effect from
Feb 9, 2010, 6:00 AM CST
Expired
Feb 9, 2010, 5:41 PM CST
In force
12 hr
Issued by
NWS Jackson, MS

Counties Chicot County, AR, East Carroll Parish, LA, Clay County, MS, Grenada County, MS, Lauderdale County, MS, Lowndes County, MS, Madison County, MS, Rankin County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 85 km from the middle of the area, began a volume at 21:48 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 9.8 hours before the alert went out and 83 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Jackson, MS at 12:00Z on 2010-02-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 12:00Z on 2010-02-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
737 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
159 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

343 
WWUS74 KJAN 082146
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
346 PM CST MON FEB 8 2010

...A WIND ADVISORY HAS BEEN ISSUED FOR THE LARGER AREA LAKES TUESDAY...

...A LAKE WIND ADVISORY HAS BEEN ISSUED FOR THE SMALLER AREA LAKES
TUESDAY...

ARZ075-LAZ009-MSZ026-030-031-043-049-052-090600-
/O.NEW.KJAN.WI.Y.0003.100209T1200Z-100210T0000Z/
CHICOT-EAST CARROLL-GRENADA-CLAY-LOWNDES-MADISON MS-RANKIN-
LAUDERDALE-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...GRENADA...WEST POINT...COLUMBUS...RIDGELAND...
MADISON...CANTON...PEARL...BRANDON...RICHLAND...MERIDIAN
346 PM CST MON FEB 8 2010

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM CST TUESDAY...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 6 PM CST TUESDAY. 

NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL BE POSSIBLE
TUESDAY ON THE LARGER AREA LAKES IN THE WAKE OF A STRONG COLD FRONT.
THIS WILL RESULT IN ROUGH WATERS ON THE LAKES MAKING SMALL BOATS
ESPECIALLY PRONE TO CAPSIZING. THE WINDS WILL BECOME LIGHTER TUESDAY
EVENING AS HIGH PRESSURE AND A WEAKER PRESSURE GRADIENT MOVES CLOSER
TO THE AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

WIND GUSTS OF 30 TO 40 MILES PER HOUR OCCASIONALLY BRING DOWN
LARGE LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY
DAMAGE. EXERCISE CAUTION WHEN OUTDOORS DURING THESE STRONG WINDS.

&&

$$

ARZ074-LAZ007-008-015-016-023>026-MSZ018-019-025-027>029-032>042-
044>048-050-051-053>066-072>074-090600-
/O.NEW.KJAN.LW.Y.0009.100209T1200Z-100210T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-SUNFLOWER-LEFLORE-CARROLL-
MONTGOMERY-WEBSTER-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-
ATTALA-WINSTON-NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-LEAKE-NESHOBA-
KEMPER-WARREN-HINDS-SCOTT-NEWTON-CLAIBORNE-COPIAH-SIMPSON-SMITH-
JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-
JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...BASTROP...OAK GROVE...EPPS...RAYVILLE...DELHI...
TALLULAH...WINNSBORO...JONESVILLE...HARRISONBURG...NEWELLTON...
ST. JOSEPH...WATERPROOF...VIDALIA...FERRIDAY...WEST FERRIDAY...
CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...VAIDEN...
NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN...
MATHISTON...ACKERMAN...WEIR...STARKVILLE...GREENVILLE...BELZONI...
ISOLA...DURANT...TCHULA...LEXINGTON...PICKENS...GOODMAN...
KOSCIUSKO...LOUISVILLE...MACON...BROOKSVILLE...MAYERSVILLE...
ROLLING FORK...ANGUILLA...YAZOO CITY...CARTHAGE...PHILADELPHIA...
PEARL RIVER...DE KALB...SCOOBA...VICKSBURG...JACKSON...FOREST...
MORTON...NEWTON...UNION...DECATUR...CONEHATTA...PORT GIBSON...
CRYSTAL SPRINGS...HAZLEHURST...WESSON...MAGEE...MENDENHALL...
TAYLORSVILLE...RALEIGH...BAY SPRINGS...HEIDELBERG...QUITMAN...
STONEWALL...SHUBUTA...FAYETTE...NATCHEZ...BUDE...ROXIE...
MEADVILLE...BROOKHAVEN...MONTICELLO...NEW HEBRON...PRENTISS...
BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL...COLUMBIA...
WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG
346 PM CST MON FEB 8 2010

...LAKE WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM CST TUESDAY...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A LAKE WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 6 PM CST TUESDAY. 

NORTHWEST WINDS OF 15 TO 20 MPH WITH GUSTS TO 30 MPH WILL BE POSSIBLE
TUESDAY IN THE WAKE OF A STRONG COLD FRONT. THIS WILL RESULT IN A
ROUGH CHOP ON THE LAKES. THE WINDS WILL BECOME LIGHTER TUESDAY
EVENING AS HIGH PRESSURE AND A WEAKER PRESSURE GRADIENT MOVES CLOSER
TO THE AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

WIND GUSTS OF 30 TO 40 MILES PER HOUR OCCASIONALLY BRING DOWN
LARGE LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY
DAMAGE. EXERCISE CAUTION WHEN OUTDOORS DURING THESE STRONG WINDS.

&&

$$
5 follow-up statements
576 
WWUS74 KJAN 090659 AAA
NPWJAN

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE JACKSON MS
1259 AM CST TUE FEB 9 2010

...A WIND ADVISORY HAS BEEN ISSUED FOR THE LARGER LAKES FOR TODAY...

...A LAKE WIND ADVISORY HAS BEEN ISSUED FOR THE SMALLER LAKES FOR
TODAY...

ARZ075-LAZ009-MSZ026-030-031-043-049-052-091500-
/O.CON.KJAN.WI.Y.0003.100209T1200Z-100210T0000Z/
CHICOT-EAST CARROLL-GRENADA-CLAY-LOWNDES-MADISON MS-RANKIN-
LAUDERDALE-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...GRENADA...WEST POINT...COLUMBUS...RIDGELAND...
MADISON...CANTON...PEARL...BRANDON...RICHLAND...MERIDIAN
1259 AM CST TUE FEB 9 2010

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 6 PM
CST THIS EVENING FOR THE LARGER LAKES...

A WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 6 PM
CST THIS EVENING FOR THE LARGER LAKES. 

NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL BE
POSSIBLE TODAY ON THE LARGER LAKES IN THE WAKE OF A STRONG COLD
FRONT. THIS WILL RESULT IN ROUGH WATERS ON THE LAKES MAKING SMALL
BOATS ESPECIALLY PRONE TO CAPSIZING. THE WINDS WILL BECOME LIGHTER
THIS EVENING AS HIGH PRESSURE BUILDS INTO THE REGION AND THE
PRESSURE GRADIENT WEAKENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE A ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

WIND GUSTS OF 30 TO 40 MILES PER HOUR OCCASIONALLY BRING DOWN LARGE
LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY DAMAGE.
EXERCISE CAUTION WHEN OUTDOORS DURING THESE STRONG WINDS.

&&

$$

ARZ074-LAZ007-008-015-016-023>026-MSZ018-019-025-027>029-032>042-
044>048-050-051-053>066-072>074-091500-
/O.CON.KJAN.LW.Y.0009.100209T1200Z-100210T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-SUNFLOWER-LEFLORE-CARROLL-
MONTGOMERY-WEBSTER-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-
ATTALA-WINSTON-NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-LEAKE-NESHOBA-
KEMPER-WARREN-HINDS-SCOTT-NEWTON-CLAIBORNE-COPIAH-SIMPSON-SMITH-
JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-
JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...BASTROP...OAK GROVE...EPPS...RAYVILLE...DELHI...
TALLULAH...WINNSBORO...JONESVILLE...HARRISONBURG...NEWELLTON...
ST. JOSEPH...WATERPROOF...VIDALIA...FERRIDAY...WEST FERRIDAY...
CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...VAIDEN...
NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN...
MATHISTON...ACKERMAN...WEIR...STARKVILLE...GREENVILLE...BELZONI...
ISOLA...DURANT...TCHULA...LEXINGTON...PICKENS...GOODMAN...
KOSCIUSKO...LOUISVILLE...MACON...BROOKSVILLE...MAYERSVILLE...
ROLLING FORK...ANGUILLA...YAZOO CITY...CARTHAGE...PHILADELPHIA...
PEARL RIVER...DE KALB...SCOOBA...VICKSBURG...JACKSON...FOREST...
MORTON...NEWTON...UNION...DECATUR...CONEHATTA...PORT GIBSON...
CRYSTAL SPRINGS...HAZLEHURST...WESSON...MAGEE...MENDENHALL...
TAYLORSVILLE...RALEIGH...BAY SPRINGS...HEIDELBERG...QUITMAN...
STONEWALL...SHUBUTA...FAYETTE...NATCHEZ...BUDE...ROXIE...
MEADVILLE...BROOKHAVEN...MONTICELLO...NEW HEBRON...PRENTISS...
BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL...COLUMBIA...
WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG
1259 AM CST TUE FEB 9 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO
6 PM CST THIS EVENING FOR THE SMALLER LAKES...

A LAKE WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO
6 PM CST THIS EVENING FOR THE SMALLER LAKES.

NORTHWEST WINDS OF 15 TO 20 MPH WITH GUSTS TO 30 MPH WILL BE
POSSIBLE TODAY IN THE WAKE OF A STRONG COLD FRONT. THIS WILL RESULT
IN A ROUGH CHOP ON THE LAKES. THE WINDS WILL BECOME LIGHTER
THIS EVENING AS HIGH PRESSURE BUILDS INTO THE REGION AND THE
PRESSURE GRADIENT WEAKENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE A ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

WIND GUSTS OF 30 MILES PER HOUR OCCASIONALLY BRING DOWN LARGE LIMBS
AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY DAMAGE. EXERCISE
CAUTION WHEN OUTDOORS DURING THESE STRONG WINDS.

&&

$$

COHEN
490 
WWUS74 KJAN 091051 AAA
NPWJAN

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE JACKSON MS
451 AM CST TUE FEB 9 2010

...A WIND ADVISORY HAS BEEN ISSUED FOR THE LARGER LAKES FOR
TODAY...

...A LAKE WIND ADVISORY HAS BEEN ISSUED FOR THE SMALLER LAKES FOR
TODAY...

ARZ075-LAZ009-MSZ026-030-031-043-049-052-091900-
/O.CON.KJAN.WI.Y.0003.100209T1200Z-100210T0000Z/
CHICOT-EAST CARROLL-GRENADA-CLAY-LOWNDES-MADISON MS-RANKIN-
LAUDERDALE-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...GRENADA...WEST POINT...COLUMBUS...RIDGELAND...
MADISON...CANTON...PEARL...BRANDON...RICHLAND...MERIDIAN
451 AM CST TUE FEB 9 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR THE LARGER LAKES...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING FOR THE
LARGER LAKES.

NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH ARE EXPECTED TODAY
ON THE LARGER LAKES IN THE WAKE OF A STRONG COLD FRONT. THIS WILL
RESULT IN VERY ROUGH WATERS ON THE LAKES...MAKING SMALL BOATS
ESPECIALLY PRONE TO CAPSIZING. THE WINDS WILL BECOME LIGHTER THIS
EVENING AS HIGH PRESSURE BUILDS INTO THE REGION AND THE PRESSURE
GRADIENT WEAKENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE A VERY ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

WIND GUSTS OF 30 TO 40 MILES PER HOUR OCCASIONALLY BRING DOWN
LARGE LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY
DAMAGE. EXERCISE CAUTION WHEN OUTDOORS DURING THESE STRONG WINDS.

&&

$$

ARZ074-LAZ007-008-015-016-023>026-MSZ018-019-025-027>029-032>042-
044>048-050-051-053>066-072>074-091900-
/O.CON.KJAN.LW.Y.0009.100209T1200Z-100210T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-SUNFLOWER-LEFLORE-CARROLL-
MONTGOMERY-WEBSTER-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-
ATTALA-WINSTON-NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-LEAKE-NESHOBA-
KEMPER-WARREN-HINDS-SCOTT-NEWTON-CLAIBORNE-COPIAH-SIMPSON-SMITH-
JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-
JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...BASTROP...OAK GROVE...EPPS...RAYVILLE...DELHI...
TALLULAH...WINNSBORO...JONESVILLE...HARRISONBURG...NEWELLTON...
ST. JOSEPH...WATERPROOF...VIDALIA...FERRIDAY...WEST FERRIDAY...
CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...VAIDEN...
NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN...
MATHISTON...ACKERMAN...WEIR...STARKVILLE...GREENVILLE...BELZONI...
ISOLA...DURANT...TCHULA...LEXINGTON...PICKENS...GOODMAN...
KOSCIUSKO...LOUISVILLE...MACON...BROOKSVILLE...MAYERSVILLE...
ROLLING FORK...ANGUILLA...YAZOO CITY...CARTHAGE...PHILADELPHIA...
PEARL RIVER...DE KALB...SCOOBA...VICKSBURG...JACKSON...FOREST...
MORTON...NEWTON...UNION...DECATUR...CONEHATTA...PORT GIBSON...
CRYSTAL SPRINGS...HAZLEHURST...WESSON...MAGEE...MENDENHALL...
TAYLORSVILLE...RALEIGH...BAY SPRINGS...HEIDELBERG...QUITMAN...
STONEWALL...SHUBUTA...FAYETTE...NATCHEZ...BUDE...ROXIE...
MEADVILLE...BROOKHAVEN...MONTICELLO...NEW HEBRON...PRENTISS...
BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL...COLUMBIA...
WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG
451 AM CST TUE FEB 9 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING FOR THE SMALLER LAKES...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING FOR THE SMALLER LAKES. 

NORTHWEST WINDS OF 15 TO 20 MPH WITH GUSTS TO 30 MPH WILL BE
POSSIBLE TODAY IN THE WAKE OF A STRONG COLD FRONT. THIS WILL
RESULT IN A ROUGH CHOP ON THE LAKES. THE WINDS WILL BECOME
LIGHTER THIS EVENING AS HIGH PRESSURE BUILDS INTO THE REGION AND
THE PRESSURE GRADIENT WEAKENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE A ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

COHEN
807 
WWUS74 KJAN 091213 AAA
NPWJAN

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE JACKSON MS
613 AM CST TUE FEB 9 2010

...A WIND ADVISORY IS IN EFFECT FOR THE LARGER LAKES FOR TODAY...

...A LAKE WIND ADVISORY IS IN EFFECT FOR THE SMALLER LAKES FOR
TODAY...

ARZ075-LAZ009-MSZ026-030-031-043-049-052-092015-
/O.CON.KJAN.WI.Y.0003.000000T0000Z-100210T0000Z/
CHICOT-EAST CARROLL-GRENADA-CLAY-LOWNDES-MADISON MS-RANKIN-
LAUDERDALE-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...GRENADA...WEST POINT...COLUMBUS...RIDGELAND...
MADISON...CANTON...PEARL...BRANDON...RICHLAND...MERIDIAN
613 AM CST TUE FEB 9 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR THE LARGER LAKES...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR THE LARGER LAKES. 

NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH ARE EXPECTED
TODAY ON THE LARGER LAKES IN THE WAKE OF A STRONG COLD FRONT.
THIS WILL RESULT IN VERY ROUGH WATERS ON THE LAKES...MAKING SMALL
BOATS ESPECIALLY PRONE TO CAPSIZING. THE WINDS WILL BECOME
LIGHTER THIS EVENING AS HIGH PRESSURE BUILDS INTO THE REGION AND
THE PRESSURE GRADIENT WEAKENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE A VERY ROUGH
CHOP ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO
CAPSIZING.

WIND GUSTS OF 30 TO 40 MILES PER HOUR OCCASIONALLY BRING DOWN
LARGE LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY
DAMAGE. EXERCISE CAUTION WHEN OUTDOORS DURING THESE STRONG WINDS.

&&

$$

ARZ074-LAZ007-008-015-016-023>026-MSZ018-019-025-027>029-032>042-
044>048-050-051-053>066-072>074-092015-
/O.CON.KJAN.LW.Y.0009.000000T0000Z-100210T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-SUNFLOWER-LEFLORE-CARROLL-
MONTGOMERY-WEBSTER-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-
ATTALA-WINSTON-NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-LEAKE-NESHOBA-
KEMPER-WARREN-HINDS-SCOTT-NEWTON-CLAIBORNE-COPIAH-SIMPSON-SMITH-
JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-
JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...BASTROP...OAK GROVE...EPPS...RAYVILLE...DELHI...
TALLULAH...WINNSBORO...JONESVILLE...HARRISONBURG...NEWELLTON...
ST. JOSEPH...WATERPROOF...VIDALIA...FERRIDAY...WEST FERRIDAY...
CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...VAIDEN...
NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN...
MATHISTON...ACKERMAN...WEIR...STARKVILLE...GREENVILLE...BELZONI...
ISOLA...DURANT...TCHULA...LEXINGTON...PICKENS...GOODMAN...
KOSCIUSKO...LOUISVILLE...MACON...BROOKSVILLE...MAYERSVILLE...
ROLLING FORK...ANGUILLA...YAZOO CITY...CARTHAGE...PHILADELPHIA...
PEARL RIVER...DE KALB...SCOOBA...VICKSBURG...JACKSON...FOREST...
MORTON...NEWTON...UNION...DECATUR...CONEHATTA...PORT GIBSON...
CRYSTAL SPRINGS...HAZLEHURST...WESSON...MAGEE...MENDENHALL...
TAYLORSVILLE...RALEIGH...BAY SPRINGS...HEIDELBERG...QUITMAN...
STONEWALL...SHUBUTA...FAYETTE...NATCHEZ...BUDE...ROXIE...
MEADVILLE...BROOKHAVEN...MONTICELLO...NEW HEBRON...PRENTISS...
BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL...COLUMBIA...
WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG
613 AM CST TUE FEB 9 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING FOR THE SMALLER LAKES...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING FOR THE SMALLER LAKES. 

NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL BE
POSSIBLE TODAY IN THE WAKE OF A STRONG COLD FRONT. THIS WILL
RESULT IN A ROUGH CHOP ON THE LAKES. THE WINDS WILL BECOME
LIGHTER THIS EVENING AS HIGH PRESSURE BUILDS INTO THE REGION AND
THE PRESSURE GRADIENT WEAKENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE A ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

COHEN
296 
WWUS74 KJAN 091706 AAA
NPWJAN

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE JACKSON MS
1106 AM CST TUE FEB 9 2010

...A WIND ADVISORY IS IN EFFECT FOR THE LARGER LAKES FOR TODAY...

...A LAKE WIND ADVISORY IS IN EFFECT FOR THE SMALLER LAKES FOR
TODAY...

ARZ075-LAZ009-MSZ026-030-031-043-049-052-100000-
/O.CON.KJAN.WI.Y.0003.000000T0000Z-100210T0000Z/
CHICOT-EAST CARROLL-GRENADA-CLAY-LOWNDES-MADISON MS-RANKIN-
LAUDERDALE-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...GRENADA...WEST POINT...COLUMBUS...RIDGELAND...
MADISON...CANTON...PEARL...BRANDON...RICHLAND...MERIDIAN
1106 AM CST TUE FEB 9 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING. 

NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH ARE EXPECTED
THIS AFTERNOON ON THE LARGER LAKES IN THE WAKE OF A STRONG COLD FRONT.
THIS WILL RESULT IN VERY ROUGH WATERS ON THE LAKES...MAKING SMALL
BOATS ESPECIALLY PRONE TO CAPSIZING. THE WINDS WILL BECOME LIGHTER
THIS EVENING AS HIGH PRESSURE BUILDS INTO THE REGION AND THE PRESSURE
GRADIENT WEAKENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE A VERY ROUGH
CHOP ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO
CAPSIZING.

WIND GUSTS OF 30 TO 40 MILES PER HOUR OCCASIONALLY BRING DOWN
LARGE LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY
DAMAGE. EXERCISE CAUTION WHEN OUTDOORS DURING THESE STRONG WINDS.

&&

$$

ARZ074-LAZ007-008-015-016-023>026-MSZ018-019-025-027>029-032>042-
044>048-050-051-053>066-072>074-100000-
/O.CON.KJAN.LW.Y.0009.000000T0000Z-100210T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-SUNFLOWER-LEFLORE-CARROLL-
MONTGOMERY-WEBSTER-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-
ATTALA-WINSTON-NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-LEAKE-NESHOBA-
KEMPER-WARREN-HINDS-SCOTT-NEWTON-CLAIBORNE-COPIAH-SIMPSON-SMITH-
JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-
JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...BASTROP...OAK GROVE...EPPS...RAYVILLE...DELHI...
TALLULAH...WINNSBORO...JONESVILLE...HARRISONBURG...NEWELLTON...
ST. JOSEPH...WATERPROOF...VIDALIA...FERRIDAY...WEST FERRIDAY...
CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...VAIDEN...
NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN...
MATHISTON...ACKERMAN...WEIR...STARKVILLE...GREENVILLE...BELZONI...
ISOLA...DURANT...TCHULA...LEXINGTON...PICKENS...GOODMAN...
KOSCIUSKO...LOUISVILLE...MACON...BROOKSVILLE...MAYERSVILLE...
ROLLING FORK...ANGUILLA...YAZOO CITY...CARTHAGE...PHILADELPHIA...
PEARL RIVER...DE KALB...SCOOBA...VICKSBURG...JACKSON...FOREST...
MORTON...NEWTON...UNION...DECATUR...CONEHATTA...PORT GIBSON...
CRYSTAL SPRINGS...HAZLEHURST...WESSON...MAGEE...MENDENHALL...
TAYLORSVILLE...RALEIGH...BAY SPRINGS...HEIDELBERG...QUITMAN...
STONEWALL...SHUBUTA...FAYETTE...NATCHEZ...BUDE...ROXIE...
MEADVILLE...BROOKHAVEN...MONTICELLO...NEW HEBRON...PRENTISS...
BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL...COLUMBIA...
WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG
1106 AM CST TUE FEB 9 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING. 

NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL BE
POSSIBLE THIS AFTERNOON IN THE WAKE OF A STRONG COLD FRONT. THIS 
WILL RESULT IN A ROUGH CHOP ON THE LAKES. THE WINDS WILL BECOME
LIGHTER THIS EVENING AS HIGH PRESSURE BUILDS INTO THE REGION AND 
THE PRESSURE GRADIENT WEAKENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE A ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$
706 
WWUS74 KJAN 092341
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
541 PM CST TUE FEB 9 2010

...NORTHWEST WINDS DIMINISHING AND ADVISORY NOW CANCELLED...

ARZ075-LAZ009-MSZ026-030-031-043-049-052-100045-
/O.CAN.KJAN.WI.Y.0003.000000T0000Z-100210T0000Z/
CHICOT-EAST CARROLL-GRENADA-CLAY-LOWNDES-MADISON MS-RANKIN-
LAUDERDALE-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...GRENADA...WEST POINT...COLUMBUS...RIDGELAND...
MADISON...CANTON...PEARL...BRANDON...RICHLAND...MERIDIAN
541 PM CST TUE FEB 9 2010

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE WIND
ADVISORY FOR THE LARGER LAKES AS NORTHWEST WINDS CONTINUE TO 
DIMINISH EARLY THIS EVENING TO LESS THAN 15 MPH. A LARGE AREA OF
HIGH PRESSURE ACROSS THE CENTRAL AND SOUTHERN PLAINS WILL MOVE INTO
THE LOWER MISSISSIPPI VALLEY OVERNIGHT HELPING TO KEEP THE NORTHERLY 
WINDS LIGHT.

$$

ARZ074-LAZ007-008-015-016-023>026-MSZ018-019-025-027>029-032>042-
044>048-050-051-053>066-072>074-100045-
/O.CAN.KJAN.LW.Y.0009.000000T0000Z-100210T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-SUNFLOWER-LEFLORE-CARROLL-
MONTGOMERY-WEBSTER-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-
ATTALA-WINSTON-NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-LEAKE-NESHOBA-
KEMPER-WARREN-HINDS-SCOTT-NEWTON-CLAIBORNE-COPIAH-SIMPSON-SMITH-
JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-
JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...BASTROP...OAK GROVE...EPPS...RAYVILLE...DELHI...
TALLULAH...WINNSBORO...JONESVILLE...HARRISONBURG...NEWELLTON...
ST. JOSEPH...WATERPROOF...VIDALIA...FERRIDAY...WEST FERRIDAY...
CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...VAIDEN...
NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN...
MATHISTON...ACKERMAN...WEIR...STARKVILLE...GREENVILLE...BELZONI...
ISOLA...DURANT...TCHULA...LEXINGTON...PICKENS...GOODMAN...
KOSCIUSKO...LOUISVILLE...MACON...BROOKSVILLE...MAYERSVILLE...
ROLLING FORK...ANGUILLA...YAZOO CITY...CARTHAGE...PHILADELPHIA...
PEARL RIVER...DE KALB...SCOOBA...VICKSBURG...JACKSON...FOREST...
MORTON...NEWTON...UNION...DECATUR...CONEHATTA...PORT GIBSON...
CRYSTAL SPRINGS...HAZLEHURST...WESSON...MAGEE...MENDENHALL...
TAYLORSVILLE...RALEIGH...BAY SPRINGS...HEIDELBERG...QUITMAN...
STONEWALL...SHUBUTA...FAYETTE...NATCHEZ...BUDE...ROXIE...
MEADVILLE...BROOKHAVEN...MONTICELLO...NEW HEBRON...PRENTISS...
BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL...COLUMBIA...
WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG
541 PM CST TUE FEB 9 2010

...LAKE WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE LAKE
WIND ADVISORY AS NORTHWEST WINDS HAVE WEAKENED TO LESS THAN 15 MPH. 
SPRAWLING HIGH PRESSURE ACROSS THE CENTRAL AND SOUTHERN PLAINS
WILL MOVE INTO THE LOWER MISSISSIPPI VALLEY TONIGHT.

$$

40

What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jackson, MS wrote its last area forecast discussion before this wind advisory went out at Feb 8, 10:55 AM CST, 4 hours 51 minutes earlier.

Area forecast discussion, Feb 8, 10:55 AM CST, 4 hours 51 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSON MS
1055 AM CST MON FEB 8 2010

.UPDATE...LATEST SURFACE ANALYSIS HAS LOW PRESSURE CENTERED OVER
CENTRAL TEXAS WITH A RIDGE OF HIGH PRESSURE STILL HANGING ON OVER
THE EASTERN GULF COAST STATES AND NOSING INTO THE SOUTHERN PORTIONS
OF OUR CWA. VERY LITTLE CLOUD COVER WAS NOTED ON SATELLITE IMAGERY
OVER THE SOUTHERN HALF OF MISSISSIPPI WHILE CLOUDS AND SOME LIGHT
RAIN WERE BEING OBSERVED OVER OUR DELTA REGION AND JUST NORTH OF
HIGHWAY 82. LOCAL WRF AND NWP MODELS SHOW LITTLE RAIN MAKING IT MUCH
FURTHER INTO OUR CWA UNTIL LATER THIS AFTERNOON AND EVENING AS THE
LOW PRESSURE SYSTEM MOVES OUR WAY. HAVE DELAYED MENTION OF RAIN IN
THE CENTRAL ZONES UNTIL LATE AFTERNOON. TEMPERATURES WERE WARMING AS
EXPECTED OVER THE SOUTHEAST HALF OF THE AREA BUT A LITTLE COOLER IN
THE NORTHWEST. HAVE ADJUSTED HOURLY TEMP CURVES AND TRIMMED A FEW
DEGREES OFF FCST HIGHS THERE THIS AFTERNOON. UPDATES WILL BE OUT
SHORTLY. /22/

&&

.AVIATION...LIGHT RAIN IS CURRENTLY MOVING INTO PORTIONS OF
SOUTHEAST ARKANSAS AND THE NORTHERN SECTIONS OF LOUISIANA AND
MISSISSIPPI. THIS IS BRINGING MAINLY MVFR CONDITIONS WITH SOME LOCAL
IFR CONDITIONS TO THE REGION. EXPECT THE COVERAGE AND INTENSITY OF
RAIN TO INCREASE THROUGH THE LATER AFTERNOON AND ESPECIALLY EVENING
AND OVERNIGHT HOURS. ELSEWHERE...SOME LOCATIONS ARE ENJOYING VFR
CONDITIONS WHILE OTHERS HAVE SEEN SOME LOWER MVFR STRATUS CLOUDS.
EXPECT CLOUDS TO INCREASE TODAY AHEAD OF AN APPROACHING STORM
SYSTEM. LOOKS LIKE MOST OF THE REGION THIS AFTERNOON SHOULD SEE
INCREASING CLOUDS BUT IN THE VFR RANGE. HOWEVER...THESE CLOUDS
SHOULD LOWER TONIGHT AS RAIN MOVES IN. A STRONG COLD FRONT WILL MOVE
FROM WEST TO EAST ACROSS THE AREA FROM 09/0500 THROUGH 09/1200 UTC.
WIDESPREAD MODERATE RAIN WILL ACCOMPANY THE FRONT...WITH EMBEDDED
THUNDERSTORMS POSSIBLE ALONG AND SOUTH OF THE INTERSTATE 20 CORRIDOR
INCLUDING KJAN/KMEI/KHBG. THE RAIN WILL TAPER OFF FROM WEST TO EAST
TUESDAY MORNING...AND COULD MIX WITH LIGHT SNOW OR LIGHT SLEET
BEFORE ENDING. HOWEVER...NO ACCUMULATIONS OF SNOW OR SLEET ARE
EXPECTED. MVFR TO IFR CEILINGS AND VISIBILITIES WILL ACCOMPANY THE
PRECIPITATION INTO TUESDAY. LIGHT EASTERLY WINDS THIS MORNING SHOULD
SWITCH OUT OF THE SOUTH BY AFTERNOON AND INCREASE TO AROUND 10KTS.
WINDS WILL SHIFT OUT OF THE NORTHWEST AFTER THE FRONT PASSES AND
INCREASE TO 15-20KTS WITH GUSTS BETWEEN 22-28KTS. LOW-LEVEL WIND
SHEAR COULD BECOME A CONCERN THIS EVENING AS LOW-LEVEL SOUTHEASTERLY
TO SOUTHERLY FLOW INCREASES TO 30 TO 40 KT ABOUT 1000-2000 FT ABOVE
THE GROUND. /28/COHEN/

&&

.PREV DISCUSSION... /ISSUED 546 AM CST MON FEB 8 2010/

DISCUSSION...

TODAY THROUGH TUESDAY NIGHT...
A SURFACE RIDGE AXIS WILL CONTINUE SHIFTING EAST OF THE ARKLAMISS
TODAY...WITH WINDS VEERING AROUND FROM THE EAST TO SOUTHEAST AND
INCREASING AS A STORM SYSTEM TAKES SHAPE WEST OF THE CWA. THIS FLOW
WILL ADVECT SLIGHTLY WARMER AND MORE MOIST AIR INTO THE REGION FOR
TODAY...PARTICULARLY FOR CENTRAL AND SOUTHERN AREAS. TEMPS TODAY
FOLLOW MAV GUIDANCE...WITH HIGHS RANGING FROM THE MID 40S IN THE
NORTHWEST TO THE MID 50S ALONG THE INTERSTATE 55 CORRIDOR TO NEAR 60
IN THE SOUTHEAST. CLOUDS WILL BE INCREASING TODAY AHEAD OF THE STORM
SYSTEM...THOUGH WARM AIR ADVECTION SHOULD COMPENSATE FOR LIMITED
INSOLATION TO ALLOW TEMPERATURES TO WARM TO FORECAST HIGHS.

AT PRESENT...A DEEP-LAYER LOW EMBEDDED WITHIN THE SOUTHERN STREAM IS
TRANSLATING EASTWARD OVER THE SOUTHERN PLAINS. STRONG ASCENT AHEAD
OF THIS FEATURE IS INDUCING CYCLOGENESIS OVER TEXAS AND FAR NORTHERN
MEXICO...WHERE A BROAD AREA OF LOW PRESSURE IS FORECAST TO CONTINUE
ORGANIZING TODAY. MEANWHILE...A DEEP VORTEX IS DROPPING
SOUTHEASTWARD FROM THE UPPER MIDWEST. AS THIS VORTEX NEARS THE
APPROACHING DEEP-LAYER LOW...THE MID/UPPER-LEVEL PORTION OF THE LOW
IS FORECAST TO OPEN UP TO A FAST-MOVING SHORTWAVE TROUGH. DEEP-LAYER
Q-VECTOR CONVERGENCE FIELDS INDICATE THAT THE ASCENT FIELDS
ASSOCIATED WITH THE TWO FEATURES WILL CONSTRUCTIVELY PHASE TO
ENHANCE VERTICAL VELOCITIES...FORCING THE LOW TO BECOME BETTER
DEFINED TODAY AND TONIGHT AND FOCUSING THE LOW ON AN EASTWARD TRACK
ACROSS THE CWA TONIGHT. THE SURFACE LOW WILL DRAG A COLD FRONT ACROSS
THE CWA TONIGHT. THE INITIAL COLD AIRMASS FOLLOWING THE FRONT WILL BE
OVERTAKEN BY A MODIFIED ARCTIC AIRMASS PLUNGING SOUTHEASTWARD OVER
THE PLAINS ASSOCIATED WITH THE AFOREMENTIONED VORTEX AND WILL
ACCELERATE THE FRONT ACROSS THE AREA TONIGHT. THE OPERATIONAL GFS
CONTINUES TO SUGGEST THE FASTEST FRONTAL MOTION...TAKING THE FRONT
THROUGH THE CWA BETWEEN 05Z AND 12Z TUESDAY. THE NAM IS QUICKLY
CATCHING UP TO THIS SOLUTION...WHILE THE ECMWF IS LAGGING THE FRONT
BEHIND THE GFS/NAM LOCATION A LITTLE. THE FASTER NAM/GFS SOLUTION IS
PREFERRED GIVEN THE ACCELERATION IN THE SUPPORTING MID/UPPER-LEVEL
WAVE.

RAIN IS EXPECTED TO DEVELOP NORTHWEST OF THE NATCHEZ TRACE PARKWAY
MAINLY THIS AFTERNOON...AS CONFLUENCE-DRIVEN FRONTOGENESIS EAST OF
THE SURFACE LOW DEVELOPS A WARM FRONT THAT LIFTS NORTHWARD ACROSS
THE REGION. SOME RAIN COULD IMPACT NORTHERN PORTIONS OF THE CWA THIS
MORNING PER LOCAL HIGH-RES WRF GUIDANCE. FORECAST SOUNDINGS FROM
NORTHERN BOLIVAR AND NORTHERN SUNFLOWER COUNTIES SUGGEST THAT
WET-BULBING COOLING IN A FAIRLY DEEP LAYER OF DRY AIR BELOW 4500 FT
AGL COULD ALLOW RAIN OR PARTIALLY MELTED SNOW ALOFT TO RE-FREEZE AS
SLEET BEFORE REACHING THE SURFACE. SREF OUTPUT INDICATES A LOW
CHANCE FOR SLEET IN THIS REGION...WHERE A SLIGHT CHANCE FOR SLEET
HAS BEEN ADDED TO THE MORNING FORECAST. NO SLEET ACCUMULATIONS ARE
EXPECTED. BY AFTERNOON...THE LOWER TROPOSPHERE WILL CONTINUE
MOISTENING...WHILE LATENT HEATING AND WARM ADVECTION WILL KEEP
PRECIP AS RAIN.

THEN FOR TONIGHT...VIGOROUS ASCENT WILL OVERTAKE THE CWA AS STRONG
LOW-LEVEL CONVERGENCE ASSOCIATED WITH THE ENHANCED COLD FRONT
IMPACTS THE REGION AND COMBINES WITH THE AFOREMENTIONED
MID/UPPER-LEVEL PHASED ASCENT. THIS ASCENT WILL COMBINE WITH GULF
MOISTURE DRAWN INTO THE REGION BY SOUTHWESTERLY FLOW ALOFT...WITH
H85 WINDS INCREASING TO AROUND 40 KT BY 06Z TUESDAY. PWATS ARE
EXPECTED TO REACH 1.0 TO 1.2 INCHES. THIS SYSTEM WILL RESULT IN
WIDESPREAD MODERATE RAIN ACROSS THE FORECAST AREA ALONG AND BEHIND
THE SURFACE FRONT FOR TONIGHT. THE FAST SYSTEM MOTION WILL PRECLUDE
A LONGER DURATION OF MOISTURE RETURN AND HIGHER RAINFALL TOTALS.
RAINFALL AMOUNTS OF ONE-HALF TO ONE INCH ARE ANTICIPATED THROUGH
EARLY TUESDAY MORNING. LOCALLY HIGHER AMOUNTS WILL BE POSSIBLE ALONG
AND NORTH OF INTERSTATE 20 WHERE LOW LEVEL CONFLUENCE NEAR THE TRACK
OF THE SURFACE LOW WILL BE STRONGEST. A FEW LOCATIONS SOUTH OF
INTERSTATE 20 COULD RECEIVE ENHANCED TOTALS WHERE THERE WILL BE A
CHANCE OF THUNDERSTORMS. THE RAIN TOTALS WITH THIS SYSTEM ARE NOT
EXPECTED TO RAISE ANY FLOODING CONCERNS. THE THUNDERSTORMS WILL BE
ELEVATED IN NATURE...WITH ALMOST ZERO SBCAPE AND NO STRONG OR SEVERE
STORMS EXPECTED. HOWEVER...THE STORMS WILL BE SUPPORTED BY ENHANCED
MID-LEVEL LAPSE RATES ASSOCIATED WITH THE MID/UPPER-LEVEL TROUGH
WITH CAPE VALUES UP TO 350 J/KG FOR A PARCEL LIFTED FROM AROUND
800 MB.

BY TUESDAY MORNING...TEMPERATURES WILL BE PLUMMETING IN THE WAKE OF
THE STRONG FRONT...AS GUSTY NORTHWEST WINDS USHER THE MODIFIED
ARCTIC AIR INTO THE REGION. HOWEVER...THE MODIFICATION OF THIS
AIRMASS WILL BE MITIGATED BY ITS TRAJECTORY OVER A WIDESPREAD SNOW
PACK. TEMPERATURES ARE EXPECTED TO FALL THROUGH THE 40S AND 30S
DURING THE DAY TUESDAY...WITH HIGH TEMPERATURES GENERALLY OCCURRING
IN THE MORNING. LAKE WIND ADVISORIES...AND POSSIBLY WIND
ADVISORIES...WILL BE REQUIRED ON TUESDAY WITH THE TIGHT PRESSURE
GRADIENT IN THE WAKE OF THE FRONT AND AS INSTABILITY IS LOCALLY
ENHANCED BY THE COLD AIR OVERLAYING RELATIVELY WARMER LAKE WATERS.
TIME-HEIGHT ANALYSES INDICATE THE POTENTIAL FOR THE POST-FRONTAL
MIXED LAYER BELOW THE 960 MB LEVEL TO BECOME JUXTAPOSED WITH MAXIMUM
WIND SPEEDS OF 20-25 KT...WHICH COULD EFFICIENTLY BE MIXED TO THE
LAKE SURFACES DUE TO THE LOCALIZED INSTABILITY ENHANCEMENTS.
THUS...WIND ADVISORIES COULD BE REQUIRED FOR THE LARGER LAKES ON
TUESDAY. ALSO...FORECAST SOUNDINGS INDICATE WET-BULB ZERO HEIGHTS
FALLING BELOW 1500 FT AND TEMPS AROUND 925 MB FALLING TO BELOW -5C
BEFORE PRECIP COMPLETELY ENDS ACROSS THE NORTHERN TWO-THIRDS OF THE
CWA TUESDAY MORNING. FORECAST SOUNDINGS AND SREF OUTPUT INDICATE THE
POTENTIAL FOR LIGHT SNOW...AND POSSIBLY LIGHT SLEET...TO MIX WITH THE
RAIN BEFORE ENDING IN THIS REGION. NO ACCUMULATIONS OF SNOW OR SLEET
ARE EXPECTED. TEMPS FOR TUESDAY AND TUESDAY NIGHT WERE DROPPED A FEW
DEGREES BELOW MAV GUIDANCE TOWARD ENSEMBLE MOS GUIDANCE GIVEN STRONG
COLD AIR ADVECTION. SKIES ARE EXPECTED TO BEGIN CLEARING OUT TUESDAY
NIGHT...WITH LOW TEMPERATURES FALLING INTO THE MID 20S AREAWIDE.
/COHEN/

WEDNESDAY THROUGH NEXT MONDAY...
THE FOCUS OF THIS MED RANGE/LONG TERM FORECAST WILL BE
ON WELL BELOW NORMAL TEMPS THROUGH SAT WITH JUST SLIGHTLY BELOW AVG
TEMPS FOR SUN-MON. THE OTHER FOCUS OF THE FORECAST WILL BE THE
POTENTIAL FOR A SNOW EVENT THU NIGHT INTO FRI.

FOR WED INTO THU...OUR REGION WILL BE UNDER THE INFLUENCE OF A
FAIRLY STOUT CANADIAN SFC HIGH WHICH WILL BE CENTERED ROUGHLY OVER
THE MIDWEST STATES. LOOK FOR LOW LEVEL CAA TO WEAKEN A GOOD BIT WED
AND MOSTLY SUNNY SKIES TO START THE DAY. BY AFTERNOON...HIGH CLOUDS
WILL BE INCREASING IN ADVANCE OF THE NEXT TROUGH. GUID TEMPS WERE
COOL AND NOT TOO BAD. I DID ADJ CENTRAL AND SOUTHERN SECTIONS VALUES
DOWN SOME TO MATCH CLOSER TO THE BUFR SOUNDINGS AND RAW DATA BETTER.

BY WED NIGHT AND ESPECIALLY ON THU...ISENTROPIC LIFT WILL INCREASE
ALOFT AND HELP DEVELOP A THICK MID/UPPER LEVEL CLOUD DECK. THIS WILL
HAVE AN IMPACT ON LOW TEMPS AND I ADJ A FEW AREAS UPWARD TO ACCOUNT
FOR CLOUD COVER AND SFC WINDS. IN TURN...THESE THICKENING CLOUD WILL
SERVE TO KEEP HIGH TEMPS THU FROM WARMING TOO MUCH...ESPECIALLY AS
VIRGA BEGINS TO FALL FROM THEM BY AFTERNOON ALONG WITH SOME LIGHT
PRECIP. I STAYED CLOSE TO THE PREV FORECAST HIGHS...BUT FEEL THAT
READINGS MAY BE A GOOD BIT COOLER. THE GFS IS OFFERING SOME LIGHT
PRECIP CHANCES BY LATER AFTERNOON AND IF THAT CAN ACTUALLY REACH THE
GROUND...THEN IT WILL LIKELY BE A MIX OF LIGHT SLEET/RAIN DUE TO THE
WET BULB EFFECT.

BY THU NIGHT INTO THE FIRST HALF OF FRI...THINGS BECOME MUCH MORE
INTERESTING AS BETTER ASCENT DEVELOPS. THIS WILL OCCUR AS A DECENT
SHORTWAVE MOVES OUT OF THE SW AND INCITES A NORTHERN GULF LOW
PRESSURE AREA. GFS/EURO/CAN GUID ARE ALL IN DECENT AGREEMENT AND
PAINT A CLASSIC SCENARIO FOR A SOLID SNOW EVENT FOR OUR NECK OF THE
WOODS. THE THERMAL PROFILES OFFERED BY THE MODEL GUID ALL SHOW
CONDITIONS FOR JUST A SNOW EVENT. SOME AREAS IN THE SOUTH COULD BE
JUST WARM ENOUGH IN THE BOUNDARY LAYER FOR SLEET/RAIN
INITIALLY...BUT CHANGE OVER TO ALL SNOW FAIRLY QUICKLY AS DYNAMIC
COOLING TAKES OVER. WE ARE STILL SOME 4.5 DAYS OUT AND DETAILS ARE A
BIT SKETCHY. HOWEVER...WITH SOME MODEL CONSISTENCY OVER THE PAST
COUPLE DAYS...CONFIDENCE IS INCREASING ON MOST OF THE CWA RECEIVING
SOME SNOW ACCUMULATION. BASED OFF THE AVAILABLE MOISTURE AND
POTENTIAL TRACK OF KEY FEATURES...SOME OF THE CWA COULD SEE 2 TO 5
INCHES OF SNOW. AT THIS TIME...I WILL REMAIN GENERIC AN NOT FOCUS ON
ANY SPECIFIC LOCATION OR AMOUNTS. I WILL ADD THIS POTENTIAL TO THE
HWO AND MENTION SOME ACCUMULATION WILL BE POSSIBLE.

AS FOR THE TEMPS...I DID ADJ HIGHS DOWNWARD ON FRI DUE TO CLOUD
COVER AND WINTRY PRECIP. FEEL THAT THE EXTENDED MOS GUID WILL NOT BE
ABLE TO HANDLE THIS VERY WELL. I BASICALLY DROPPED HIGHS INTO THE
MID/UPPER 30S. IT WILL LIKELY BE COLDER...BUT I WILL LEAVE SOME ROOM
FOR ERROR. EVEN DURING SNOW...TEMPS COULD RANGE FROM 29 TO 35 FROM N
TO S...AND THIS HIGH TEMP RANGE SHOULD CATCH THAT POTENTIAL.

SFC HIGH PRESSURE LOOKS TO MOVE OVER THE REGION FOR THE WEEKEND.
TEMPS WILL REMAIN BELOW NORMAL...BUT BY SUN INTO MONDAY...THE SFC
HIGH LOOKS TO SHIFT E OF THE REGION AND THAT WILL ALLOW FOR SOME
AIRMASS MODIFICATION. I DID ADJ HIGH TEMPS UPWARD ON SUN AS GUID
SEEMED TOO COLD AS THE SFC HIGH WAS DEPARTING. /CME (WHO DAT!!)/

&&

.PRELIMINARY POINT TEMPS/POPS...
JACKSON       53  37  44  25 /  23 100  24   2
MERIDIAN      54  39  45  25 /  14 100  55   3
VICKSBURG     53  35  43  27 /  40 100  15   1
HATTIESBURG   58  42  49  25 /   9 100  54   4
NATCHEZ       55  36  42  25 /  29 100  15   2
GREENVILLE    45  30  39  25 /  83 100  16   1
GREENWOOD     48  32  37  24 /  62 100  21   2

&&

.JAN WATCHES/WARNINGS/ADVISORIES...
MS...NONE.
LA...NONE.
AR...NONE.
&&

22/28/COHEN/CME
Hazardous weather outlook, Feb 8, 10:38 AM CST, 5 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1038 AM CST MON FEB 8 2010

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074-
091200-
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND-
MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-
SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY-LOWNDES-
CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-ATTALA-WINSTON-
NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-MADISON MS-LEAKE-NESHOBA-KEMPER-
WARREN-HINDS-RANKIN-SCOTT-NEWTON-LAUDERDALE-CLAIBORNE-COPIAH-
SIMPSON-SMITH-JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-
LAWRENCE-JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
1038 AM CST MON FEB 8 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL MISSISSIPPI...
NORTHEAST LOUISIANA...AND EXTREME SOUTHEAST ARKANSAS.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL AFFECT THE
REGION ON TUESDAY. A LAKE WIND ADVISORY WILL BE REQUIRED FOR MUCH OF
THE REGION ON TUESDAY...AND A WIND ADVISORY COULD BECOME NECESSARY
FOR THE LARGER LAKES. THESE WINDS WILL FOLLOW A STRONG COLD FRONT
THAT WILL MOVE ACROSS THE REGION TONIGHT. THE WINDS WILL COMBINE WITH
QUICKLY FALLING TEMPERATURES ON TUESDAY TO RESULT IN WIND CHILL
READINGS IN THE TEENS NORTH OF INTERSTATE 20...WITH WIND CHILL
READINGS IN THE 20S FURTHER TO THE SOUTH.

SNOWFALL ACCUMULATION IS EXPECTED ACROSS THE AREA THURSDAY NIGHT
INTO THE FIRST PART OF FRIDAY AS AN UPPER LEVEL DISTURBANCE AND GULF
LOW COMBINE TO BRING WINTRY WEATHER TO THE REGION. WHILE THE DETAILS
ON WHERE AND HOW MUCH SNOW WILL FALL IS NOT KNOWN...CONFIDENCE IS
INCREASING THAT SNOW ACCUMULATION WILL OCCUR AND THAT SOME PART OF
THE FORECAST AREA MAY SEE UP TO 2 TO 4 INCHES. EVERYONE IS URGED TO
STAY UP TO DATE ON THE LATEST FORECAST AND OUTLOOKS CONCERNING THIS
POTENTIAL HEAVY SNOW EVENT.

.SPOTTER CALL TO ACTION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF WINTER WEATHER
OPERATIONS IS POSSIBLE FOR THURSDAY NIGHT INTO FRIDAY.

FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT
WWW.SRH.NOAA.GOV/JAN. THIS INCLUDES THE GRAPHICAL HAZARDOUS
WEATHER OUTLOOK.

COHEN/CME

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 8, 9:39 AM CSTRiver Flood WarningJANLeake23 hr
Feb 8, 9:52 AM CSTRiver Flood WarningJANJones47 hr
Feb 8, 11:37 AM CSTRiver Flood AdvisoryJANBolivar, Washington5 days
Feb 8, 11:37 AM CSTRiver Flood AdvisoryJANClaiborne, Jefferson, Warren5 days
Feb 8, 3:46 PM CSTLake Wind AdvisoryJANAdams, Attala, Bolivar, Carroll, Choctaw, Claiborne and 35 more26 hr

Nearby

Wind Advisories in Mississippi, 2010Wind Advisories in Louisiana, 2010Wind Advisories in Arkansas, 2010Every wind advisory in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.