Alert archive / Mississippi / Wind Advisories in 2010

Wind Advisory 4, NWS Jackson, MS

March 24, 20107 counties in Mississippi; Chicot County, Arkansas; East Carroll Parish, Louisiana

NWS Jackson, MS issued this wind advisory at Mar 24, 2010, 8:54 PM CDT for 7 counties in Mississippi; Chicot County, Arkansas; East Carroll Parish, Louisiana. It took effect at Mar 25, 2010, 7:00 AM CDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Mar 24, 2010, 8:54 PM CDT (01:54 UTC)
In effect from
Mar 25, 2010, 7:00 AM CDT
Expired
Mar 25, 2010, 7:00 PM CDT
In force
12 hr
Issued by
NWS Jackson, MS

Counties Chicot County, AR, East Carroll Parish, LA, Bolivar County, MS, Humphreys County, MS, Issaquena County, MS, Leflore County, MS, Sharkey County, MS, Sunflower County, MS, Washington County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 132 km from the middle of the area, began a volume at 01:52 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 00:00Z, 1.9 hours before the alert went out and 123 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 00:00Z on 2010-03-25Temperature 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 00:00Z on 2010-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.1939587897117Sfc1 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
1863 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
97 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.

581 
WWUS74 KJAN 250154
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
854 PM CDT WED MAR 24 2010

ARZ075-LAZ009-MSZ018-019-025-034-035-040-041-251200-
/O.CAN.KJAN.LW.Y.0018.100325T1200Z-100326T0000Z/
/O.NEW.KJAN.WI.Y.0004.100325T1200Z-100326T0000Z/
CHICOT-EAST CARROLL-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON-
HUMPHREYS-ISSAQUENA-SHARKEY-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...
GREENVILLE...BELZONI...ISOLA...MAYERSVILLE...ROLLING FORK...
ANGUILLA
854 PM CDT WED MAR 24 2010

...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM CDT THURSDAY...
...LAKE WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM TO 7 PM CDT THURSDAY. THE
LAKE WIND ADVISORY HAS BEEN CANCELLED. 

SOUTH TO SOUTHWEST WINDS OF 20 TO 25 MPH WITH GUSTS TO 40 MPH ARE
EXPECTED ACROSS THE WIND ADVISORY AREA ON THURSDAY. THE STRONGEST
WINDS WILL BE FOUND ON AREA LAKES. THESE WINDS WILL BE THE RESULT OF
THE TIGHTENING PRESSURE GRADIENT ASSOCIATED WITH INTENSIFYING LOW
PRESSURE THAT WILL TRACK FROM THE PLAINS INTO THE MID-SOUTH REGION. A
COLD FRONT WILL THEN SWEEP ACROSS THE REGION THURSDAY AFTERNOON AND
THURSDAY EVENING WITH WINDS SHIFTING TO THE WEST IN THE WAKE OF THE
FRONT AND SUBSIDING THURSDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST 25 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.

&&

$$

MSZ027-028-036-042-047-251200-
/O.EXA.KJAN.LW.Y.0018.100325T1200Z-100326T0000Z/
CARROLL-MONTGOMERY-HOLMES-YAZOO-WARREN-
INCLUDING THE CITIES OF...VAIDEN...NORTH CARROLLTON...
CARROLLTON...WINONA...DURANT...TCHULA...LEXINGTON...PICKENS...
GOODMAN...YAZOO CITY...VICKSBURG
854 PM CDT WED MAR 24 2010

...LAKE WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM CDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A LAKE WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM TO 7 PM CDT THURSDAY. 

SOUTH TO SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE
EXPECTED ACROSS THE LAKE WIND ADVISORY AREA ON THURSDAY. THESE WINDS
WILL BE THE RESULT OF THE TIGHTENING PRESSURE GRADIENT ASSOCIATED
WITH INTENSIFYING LOW PRESSURE THAT WILL TRACK FROM THE PLAINS INTO
THE MID-SOUTH REGION. A COLD FRONT WILL THEN SWEEP ACROSS THE REGION
THURSDAY AFTERNOON AND THURSDAY EVENING WITH WINDS SHIFTING TO THE
WEST IN THE WAKE OF THE FRONT AND SUBSIDING THURSDAY EVENING.

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.

&&

$$

ARZ074-LAZ007-008-015-016-023>026-MSZ026-030-031-043-049-052-
251200-
/O.CON.KJAN.LW.Y.0018.100325T1200Z-100326T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-GRENADA-CLAY-LOWNDES-MADISON MS-RANKIN-
LAUDERDALE-
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...
GRENADA...WEST POINT...COLUMBUS...RIDGELAND...MADISON...CANTON...
PEARL...BRANDON...RICHLAND...MERIDIAN
854 PM CDT WED MAR 24 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM CDT
THURSDAY...

A LAKE WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM CDT
THURSDAY. 

SOUTH TO SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE
EXPECTED ACROSS THE LAKE WIND ADVISORY AREA ON THURSDAY. THESE WINDS
WILL BE THE RESULT OF THE TIGHTENING PRESSURE GRADIENT ASSOCIATED
WITH INTENSIFYING LOW PRESSURE THAT WILL TRACK FROM THE PLAINS INTO
THE MID-SOUTH REGION. A COLD FRONT WILL THEN SWEEP ACROSS THE REGION
THURSDAY AFTERNOON AND THURSDAY EVENING WITH WINDS SHIFTING TO THE
WEST IN THE WAKE OF THE FRONT AND SUBSIDING THURSDAY EVENING.

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.

&&

$$

COHEN
5 follow-up statements
688 
WWUS74 KJAN 250222 AAA
NPWJAN

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE JACKSON MS
922 PM CDT WED MAR 24 2010

ARZ075-LAZ009-MSZ018-019-025-034-035-040-041-251030-
/O.CON.KJAN.WI.Y.0004.100325T1200Z-100326T0000Z/
CHICOT-EAST CARROLL-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON-
HUMPHREYS-ISSAQUENA-SHARKEY-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...
GREENVILLE...BELZONI...ISOLA...MAYERSVILLE...ROLLING FORK...
ANGUILLA
922 PM CDT WED MAR 24 2010

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM CDT
THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM CDT THURSDAY.

SOUTH TO SOUTHWEST WINDS OF 20 TO 25 MPH WITH GUSTS TO 40 MPH ARE
EXPECTED ACROSS THE WIND ADVISORY AREA ON THURSDAY. THE STRONGEST
WINDS WILL BE FOUND ON AREA LAKES. THESE WINDS WILL BE THE RESULT
OF THE TIGHTENING PRESSURE GRADIENT ASSOCIATED WITH INTENSIFYING
LOW PRESSURE THAT WILL TRACK FROM THE PLAINS INTO THE MID-SOUTH
REGION. A COLD FRONT WILL THEN SWEEP ACROSS THE REGION THURSDAY
AFTERNOON AND THURSDAY EVENING WITH WINDS SHIFTING TO THE WEST IN
THE WAKE OF THE FRONT AND SUBSIDING THURSDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
25 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-MSZ026>028-030-031-036-042-043-
047-049-052-251030-
/O.CON.KJAN.LW.Y.0018.100325T1200Z-100326T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-GRENADA-CARROLL-MONTGOMERY-CLAY-
LOWNDES-HOLMES-YAZOO-MADISON MS-WARREN-RANKIN-LAUDERDALE-
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...
GRENADA...VAIDEN...NORTH CARROLLTON...CARROLLTON...WINONA...
WEST POINT...COLUMBUS...DURANT...TCHULA...LEXINGTON...PICKENS...
GOODMAN...YAZOO CITY...RIDGELAND...MADISON...CANTON...VICKSBURG...
PEARL...BRANDON...RICHLAND...MERIDIAN
922 PM CDT WED MAR 24 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM CDT
THURSDAY...

A LAKE WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM CDT
THURSDAY. 

SOUTH TO SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE
EXPECTED ACROSS THE LAKE WIND ADVISORY AREA ON THURSDAY. THESE
WINDS WILL BE THE RESULT OF THE TIGHTENING PRESSURE GRADIENT
ASSOCIATED WITH INTENSIFYING LOW PRESSURE THAT WILL TRACK FROM
THE PLAINS INTO THE MID-SOUTH REGION. A COLD FRONT WILL THEN
SWEEP ACROSS THE REGION THURSDAY AFTERNOON AND THURSDAY EVENING
WITH WINDS SHIFTING TO THE WEST IN THE WAKE OF THE FRONT AND
SUBSIDING THURSDAY EVENING.

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.

&&

$$

COHEN
735 
WWUS74 KJAN 251011
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
511 AM CDT THU MAR 25 2010

MSZ052-251115-
/O.CAN.KJAN.LW.Y.0018.100325T1200Z-100326T0000Z/
LAUDERDALE-
INCLUDING THE CITY OF...MERIDIAN
511 AM CDT THU MAR 25 2010

...LAKE WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE LAKE
WIND ADVISORY. 

$$

MSZ029-032-033-037>039-044-048-053-059-060-251815-
/O.EXA.KJAN.LW.Y.0018.100325T1200Z-100326T0000Z/
WEBSTER-CHOCTAW-OKTIBBEHA-ATTALA-WINSTON-NOXUBEE-LEAKE-HINDS-
CLAIBORNE-JEFFERSON-ADAMS-
INCLUDING THE CITIES OF...EUPORA...MABEN...MATHISTON...ACKERMAN...
WEIR...STARKVILLE...KOSCIUSKO...LOUISVILLE...MACON...
BROOKSVILLE...CARTHAGE...JACKSON...PORT GIBSON...FAYETTE...
NATCHEZ
511 AM CDT THU MAR 25 2010

...LAKE WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A LAKE WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

SOUTH TO SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE
EXPECTED ACROSS THE LAKE WIND ADVISORY AREA TODAY. THESE WINDS WILL
BE THE RESULT OF A TIGHTENING PRESSURE GRADIENT ASSOCIATED WITH AN
INTENSIFYING LOW PRESSURE SYSTEM THAT WILL TRACK FROM THE PLAINS
INTO THE MID-SOUTH REGION. THE ASSOCIATED COLD FRONT WILL SWEEP
ACROSS THE REGION THIS AFTERNOON AND EVENING WITH WINDS SHIFTING TO
THE WEST IN THE WAKE OF THE FRONT AND SUBSIDING DURING THE EVENING.

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.

&&

$$

ARZ075-LAZ009-MSZ018-019-025-034-035-040-041-251815-
/O.CON.KJAN.WI.Y.0004.100325T1200Z-100326T0000Z/
CHICOT-EAST CARROLL-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON-
HUMPHREYS-ISSAQUENA-SHARKEY-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...
GREENVILLE...BELZONI...ISOLA...MAYERSVILLE...ROLLING FORK...
ANGUILLA
511 AM CDT THU MAR 25 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

SOUTH TO SOUTHWEST WINDS OF 20 TO 25 MPH WITH GUSTS TO 40 MPH ARE
EXPECTED ACROSS THE WIND ADVISORY AREA ON TODAY. THE STRONGEST WINDS
WILL BE FOUND ON AREA LAKES. THESE WINDS WILL BE THE RESULT OF THE
TIGHTENING PRESSURE GRADIENT ASSOCIATED WITH AN INTENSIFYING LOW
PRESSURE SYSTEM THAT WILL TRACK FROM THE PLAINS INTO THE MID-SOUTH
REGION. THE ASSOCIATED COLD FRONT WILL SWEEP ACROSS THE REGION THIS
AFTERNOON AND EVENING WITH WINDS SHIFTING TO THE WEST IN THE WAKE OF
THE FRONT AND SUBSIDING DURING THE EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
25 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-MSZ026>028-030-031-036-042-043-
047-049-251815-
/O.CON.KJAN.LW.Y.0018.100325T1200Z-100326T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-GRENADA-CARROLL-MONTGOMERY-CLAY-
LOWNDES-HOLMES-YAZOO-MADISON MS-WARREN-RANKIN-
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...
GRENADA...VAIDEN...NORTH CARROLLTON...CARROLLTON...WINONA...
WEST POINT...COLUMBUS...DURANT...TCHULA...LEXINGTON...PICKENS...
GOODMAN...YAZOO CITY...RIDGELAND...MADISON...CANTON...VICKSBURG...
PEARL...BRANDON...RICHLAND
511 AM CDT THU MAR 25 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

SOUTH TO SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE
EXPECTED ACROSS THE LAKE WIND ADVISORY AREA ON TODAY. THESE WINDS
WILL BE THE RESULT OF THE TIGHTENING PRESSURE GRADIENT ASSOCIATED
WITH AN INTENSIFYING LOW PRESSURE SYSTEM THAT WILL TRACK FROM THE
PLAINS INTO THE MID-SOUTH REGION. THE ASSOCIATED COLD FRONT WILL 
SWEEP ACROSS THE REGION THIS AFTERNOON AND EVENING WITH WINDS
SHIFTING TO THE WEST IN THE WAKE OF THE FRONT AND SUBSIDING DURING
THE EVENING.

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.

&&

$$

22
029 
WWUS74 KJAN 251611 AAA
NPWJAN

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE JACKSON MS
1111 AM CDT THU MAR 25 2010

ARZ075-LAZ009-MSZ018-019-025-034-035-040-041-260000-
/O.CON.KJAN.WI.Y.0004.000000T0000Z-100326T0000Z/
CHICOT-EAST CARROLL-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON-
HUMPHREYS-ISSAQUENA-SHARKEY-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...
GREENVILLE...BELZONI...ISOLA...MAYERSVILLE...ROLLING FORK...
ANGUILLA
1111 AM CDT THU MAR 25 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

SOUTH TO SOUTHWEST WINDS OF 20 TO 25 MPH WITH GUSTS TO 40 MPH ARE
EXPECTED ACROSS THE WIND ADVISORY AREA TODAY. THE STRONGEST WINDS
WILL BE FOUND ON AREA LAKES. THESE WINDS WILL BE THE RESULT OF THE
TIGHTENING PRESSURE GRADIENT ASSOCIATED WITH AN INTENSIFYING LOW
PRESSURE SYSTEM THAT WILL TRACK FROM THE PLAINS INTO THE MID-SOUTH
REGION. THE ASSOCIATED COLD FRONT WILL SWEEP ACROSS THE REGION THIS
AFTERNOON AND EVENING WITH WINDS SHIFTING TO THE WEST IN THE WAKE OF
THE FRONT AND SUBSIDING DURING THE EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
25 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-MSZ026>033-036>039-042>044-
047>049-053-059-060-260000-
/O.CON.KJAN.LW.Y.0018.000000T0000Z-100326T0000Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-FRANKLIN LA-
CATAHOULA-TENSAS-CONCORDIA-GRENADA-CARROLL-MONTGOMERY-WEBSTER-
CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-HOLMES-ATTALA-WINSTON-NOXUBEE-
YAZOO-MADISON MS-LEAKE-WARREN-HINDS-RANKIN-CLAIBORNE-JEFFERSON-
ADAMS-
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...
GRENADA...VAIDEN...NORTH CARROLLTON...CARROLLTON...WINONA...
EUPORA...MABEN...MATHISTON...WEST POINT...COLUMBUS...ACKERMAN...
WEIR...STARKVILLE...DURANT...TCHULA...LEXINGTON...PICKENS...
GOODMAN...KOSCIUSKO...LOUISVILLE...MACON...BROOKSVILLE...
YAZOO CITY...RIDGELAND...MADISON...CANTON...CARTHAGE...
VICKSBURG...JACKSON...PEARL...BRANDON...RICHLAND...PORT GIBSON...
FAYETTE...NATCHEZ
1111 AM CDT THU MAR 25 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

SOUTH TO SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE
EXPECTED ACROSS THE LAKE WIND ADVISORY AREA TODAY. THESE WINDS
WILL BE THE RESULT OF A TIGHTENING PRESSURE GRADIENT ASSOCIATED
WITH AN INTENSIFYING LOW PRESSURE SYSTEM THAT WILL TRACK FROM THE
PLAINS INTO THE MID-SOUTH REGION. THE ASSOCIATED COLD FRONT WILL
SWEEP ACROSS THE REGION THIS AFTERNOON AND EVENING WITH WINDS
SHIFTING TO THE WEST IN THE WAKE OF THE FRONT AND SUBSIDING
DURING THE EVENING.

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.

&&

$$
821 
WWUS74 KJAN 252227
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
527 PM CDT THU MAR 25 2010

ARZ075-LAZ009-MSZ018-019-025-034-035-040-041-260600-
/O.EXB.KJAN.LW.Y.0018.100326T0000Z-100326T0600Z/
/O.CON.KJAN.WI.Y.0004.000000T0000Z-100326T0000Z/
CHICOT-EAST CARROLL-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON-
HUMPHREYS-ISSAQUENA-SHARKEY-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...
GREENVILLE...BELZONI...ISOLA...MAYERSVILLE...ROLLING FORK...
ANGUILLA
527 PM CDT THU MAR 25 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...
...LAKE WIND ADVISORY IN EFFECT UNTIL 1 AM CDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A LAKE WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 1 AM CDT FRIDAY. A WIND
ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

WEST WINDS OF 20 TO 25 MPH WITH GUSTS TO 40 MPH ARE EXPECTED ACROSS
THE WIND ADVISORY AREA INTO EARLY EVENING. WINDS WILL SHIFT TO THE
NORTHWEST THROUGH THE NIGHT WHILE GRADUALLY SUBSIDING. HOWEVER...
SUSTAINED WIND SPEEDS OF 15 TO 20 MPH WITH GUSTS TO 30 MPH WILL
CONTINUE UNTIL SHORTLY AFTER MIDNIGHT TONIGHT. THESE GUSTY WINDS
WILL BE THE RESULT OF THE TIGHT PRESSURE GRADIENT BETWEEN SURFACE
HIGH PRESSURE BUILDING WEST OF THE REGION AND LOW PRESSURE NORTHEAST
OF THE AREA. THE PRESSURE GRADIENT WILL RELAX LATER IN THE NIGHT
AND WINDS WILL FURTHER DIMINISH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
25 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.

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

&&

$$

MSZ045-046-050>052-260600-
/O.EXB.KJAN.LW.Y.0018.100326T0000Z-100326T0600Z/
NESHOBA-KEMPER-SCOTT-NEWTON-LAUDERDALE-
INCLUDING THE CITIES OF...PHILADELPHIA...PEARL RIVER...DE KALB...
SCOOBA...FOREST...MORTON...NEWTON...UNION...DECATUR...CONEHATTA...
MERIDIAN
527 PM CDT THU MAR 25 2010

...LAKE WIND ADVISORY IN EFFECT UNTIL 1 AM CDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A LAKE WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 1 AM CDT FRIDAY. 

WEST TO NORTHWEST WINDS OF 15 TO 20 MPH WITH GUSTS TO 30 MPH ARE
EXPECTED ACROSS THE LAKE WIND ADVISORY AREA UNTIL SHORTLY AFTER
MIDNIGHT TONIGHT. THESE GUSTY WINDS WILL BE THE RESULT OF THE TIGHT
PRESSURE GRADIENT BETWEEN SURFACE HIGH PRESSURE BUILDING WEST OF THE
REGION AND LOW PRESSURE NORTHEAST OF THE AREA. THE PRESSURE
GRADIENT WILL RELAX LATER IN THE NIGHT AND WINDS WILL BE SUBSIDING.

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.

&&

$$

ARZ074-LAZ007-008-015-016-MSZ026>033-036>039-042>044-047>049-
260600-
/O.EXT.KJAN.LW.Y.0018.000000T0000Z-100326T0600Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-GRENADA-CARROLL-
MONTGOMERY-WEBSTER-CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-HOLMES-ATTALA-
WINSTON-NOXUBEE-YAZOO-MADISON MS-LEAKE-WARREN-HINDS-RANKIN-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...BASTROP...OAK GROVE...EPPS...RAYVILLE...DELHI...
TALLULAH...GRENADA...VAIDEN...NORTH CARROLLTON...CARROLLTON...
WINONA...EUPORA...MABEN...MATHISTON...WEST POINT...COLUMBUS...
ACKERMAN...WEIR...STARKVILLE...DURANT...TCHULA...LEXINGTON...
PICKENS...GOODMAN...KOSCIUSKO...LOUISVILLE...MACON...
BROOKSVILLE...YAZOO CITY...RIDGELAND...MADISON...CANTON...
CARTHAGE...VICKSBURG...JACKSON...PEARL...BRANDON...RICHLAND
527 PM CDT THU MAR 25 2010

...LAKE WIND ADVISORY NOW IN EFFECT UNTIL 1 AM CDT FRIDAY...

THE LAKE WIND ADVISORY IS NOW IN EFFECT UNTIL 1 AM CDT FRIDAY. 

WEST TO NORTHWEST WINDS OF 15 TO 20 MPH WITH GUSTS TO 30 MPH ARE
EXPECTED ACROSS THE LAKE WIND ADVISORY AREA UNTIL SHORTLY AFTER
MIDNIGHT TONIGHT. THESE GUSTY WINDS WILL BE THE RESULT OF THE TIGHT
PRESSURE GRADIENT BETWEEN SURFACE HIGH PRESSURE BUILDING WEST OF THE
REGION AND LOW PRESSURE NORTHEAST OF THE AREA. THE PRESSURE
GRADIENT WILL RELAX LATER IN THE NIGHT AND WINDS WILL BE SUBSIDING.

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.

&&

$$

LAZ023>026-MSZ053-059-060-260000-
/O.CON.KJAN.LW.Y.0018.000000T0000Z-100326T0000Z/
FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-CLAIBORNE-JEFFERSON-ADAMS-
INCLUDING THE CITIES OF...WINNSBORO...JONESVILLE...HARRISONBURG...
NEWELLTON...ST. JOSEPH...WATERPROOF...VIDALIA...FERRIDAY...
WEST FERRIDAY...PORT GIBSON...FAYETTE...NATCHEZ
527 PM CDT THU MAR 25 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

WEST WINDS OF 15 TO 20 MPH WITH GUSTS TO 30 MPH ARE EXPECTED ACROSS
THE LAKE WIND ADVISORY AREA THROUGH EARLY THIS EVENING. THESE GUSTY
WINDS WILL BE THE RESULT OF THE TIGHT PRESSURE GRADIENT BETWEEN
SURFACE HIGH PRESSURE BUILDING WEST OF THE REGION AND LOW PRESSURE
NORTHEAST OF THE AREA. WINDS WILL BE DECREASING THROUGH THE NIGHT
AS THE PRESSURE GRADIENT RELAXES.

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.

&&

$$

COHEN
050 
WWUS74 KJAN 260006
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
706 PM CDT THU MAR 25 2010

ARZ075-LAZ009-MSZ018-019-025-034-035-040-041-260600-
/O.EXP.KJAN.WI.Y.0004.000000T0000Z-100326T0000Z/
/O.CON.KJAN.LW.Y.0018.000000T0000Z-100326T0600Z/
CHICOT-EAST CARROLL-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON-
HUMPHREYS-ISSAQUENA-SHARKEY-
INCLUDING THE CITIES OF...DERMOTT...LAKE VILLAGE...EUDORA...
LAKE PROVIDENCE...CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD...
GREENVILLE...BELZONI...ISOLA...MAYERSVILLE...ROLLING FORK...
ANGUILLA
706 PM CDT THU MAR 25 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY...
...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. A LAKE WIND ADVISORY
REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY. 

WEST TO NORTHWEST WINDS OF 15 TO 20 MPH WITH HIGHER GUSTS WILL
CONTINUE UNTIL SHORTLY AFTER MIDNIGHT TONIGHT. WINDS WILL BE
STRONGEST ON AREA LAKES. THESE GUSTY WINDS ARE THE RESULT OF THE
TIGHT PRESSURE GRADIENT BETWEEN SURFACE HIGH PRESSURE BUILDING WEST
OF THE REGION AND LOW PRESSURE NORTHEAST OF THE AREA. THE PRESSURE
GRADIENT WILL RELAX LATER IN THE NIGHT AND WINDS WILL BE DIMINISHING.

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.

&&

$$

LAZ023>026-MSZ053-059-060-260115-
/O.EXP.KJAN.LW.Y.0018.000000T0000Z-100326T0000Z/
FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-CLAIBORNE-JEFFERSON-ADAMS-
INCLUDING THE CITIES OF...WINNSBORO...JONESVILLE...HARRISONBURG...
NEWELLTON...ST. JOSEPH...WATERPROOF...VIDALIA...FERRIDAY...
WEST FERRIDAY...PORT GIBSON...FAYETTE...NATCHEZ
706 PM CDT THU MAR 25 2010

...LAKE WIND ADVISORY HAS EXPIRED...

THE LAKE WIND ADVISORY IS NO LONGER IN EFFECT. 

SUSTAINED WIND SPEEDS HAVE SUBSIDED BELOW 20 MPH AS THE SURFACE
PRESSURE GRADIENT RELAXES...AND THUS THE LAKE WIND ADVISORY HAS
EXPIRED.

$$

ARZ074-LAZ007-008-015-016-MSZ026>033-036>039-042>052-260600-
/O.CON.KJAN.LW.Y.0018.000000T0000Z-100326T0600Z/
ASHLEY-MOREHOUSE-WEST CARROLL-RICHLAND-MADISON LA-GRENADA-CARROLL-
MONTGOMERY-WEBSTER-CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-HOLMES-ATTALA-
WINSTON-NOXUBEE-YAZOO-MADISON MS-LEAKE-NESHOBA-KEMPER-WARREN-
HINDS-RANKIN-SCOTT-NEWTON-LAUDERDALE-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...BASTROP...OAK GROVE...EPPS...RAYVILLE...DELHI...
TALLULAH...GRENADA...VAIDEN...NORTH CARROLLTON...CARROLLTON...
WINONA...EUPORA...MABEN...MATHISTON...WEST POINT...COLUMBUS...
ACKERMAN...WEIR...STARKVILLE...DURANT...TCHULA...LEXINGTON...
PICKENS...GOODMAN...KOSCIUSKO...LOUISVILLE...MACON...
BROOKSVILLE...YAZOO CITY...RIDGELAND...MADISON...CANTON...
CARTHAGE...PHILADELPHIA...PEARL RIVER...DE KALB...SCOOBA...
VICKSBURG...JACKSON...PEARL...BRANDON...RICHLAND...FOREST...
MORTON...NEWTON...UNION...DECATUR...CONEHATTA...MERIDIAN
706 PM CDT THU MAR 25 2010

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY. 

WEST TO NORTHWEST WINDS OF 15 TO 20 MPH WITH HIGHER GUSTS WILL
CONTINUE UNTIL SHORTLY AFTER MIDNIGHT TONIGHT. WINDS WILL BE
STRONGEST ON AREA LAKES. THESE GUSTY WINDS ARE THE RESULT OF THE
TIGHT PRESSURE GRADIENT BETWEEN SURFACE HIGH PRESSURE BUILDING WEST
OF THE REGION AND LOW PRESSURE NORTHEAST OF THE AREA. THE PRESSURE
GRADIENT WILL RELAX LATER IN THE NIGHT AND WINDS WILL BE DIMINISHING.

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.

&&

$$

COHEN

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 Mar 24, 3:35 PM CDT, 5 hours 19 minutes earlier.

Area forecast discussion, Mar 24, 3:35 PM CDT, 5 hours 19 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSON MS
335 PM CDT WED MAR 24 2010

.DISCUSSION...

TONIGHT AND THURSDAY...

A FEW STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE TOWARD
DAYBREAK WEST OF THE MISSISSIPPI RIVER WITH THE POTENTIAL SPREADING
EAST ACROSS THE REMAINDER OF THE AREA THURSDAY. STRONG SHORTWAVE
ENERGY CURRENTLY CROSSING THE PLAINS WILL MOVE ACROSS THE LOWER-
MIDDLE MS VALLEY REGION THURSDAY. AS THIS HAPPENS...A SURFACE LOW
PRESSURE SYSTEM WILL INTENSIFY QUICKLY AND SEND A COLD FRONT ACROSS
THE ARKLAMISS.

ALL GUIDANCE CONTINUES TO BE PROGRESSIVE WITH A DEVELOPING WARM SECTOR
AND THE QUICK SYSTEM SPEED IS A MITIGATING FACTOR IN REGARD TO SEVERE
WEATHER/HEAVY RAIN POTENTIAL AS DEEP LAYER MOISTURE RETURN WILL BE
LOW OVER THE ARKLAMISS. THERE WILL BE STEEP MID LEVEL LAPSE RATES
(7-7.5 DEG C/KM) SUPPORTIVE OF INTENSE UPDRAFTS AND HAIL IN ELEVATED
STORMS THAT DEVELOP EARLY THURSDAY MORNING. GIVEN THE LACK OF A
STRONG FOCUSING MECHANISM EXPECTED INITIAL STORMS SHOULD BE
DISORGANIZED BEFORE FORMING INTO A BROKEN LINE OF STORMS AHEAD OF A
PRE-FRONTAL DRY LINE.

INCREASING BOUNDARY LAYER MOISTURE AND STRONG INSOLATION LATER THURS
MORNING WILL LEAD TO SFC-BASED INSTABILITY AHEAD OF THE APPROACHING
FRONT (BEHIND THE INITIAL WARM ADVECTION TSTM ACTIVITY) WITH MIXED
LAYER CAPE APPROACHING 1000 J/KG...BUT DIMINISHING SYNOPTIC SCALE
FORCING AND MOISTURE CONVERGENCE COULD BE DETERRENTS TO ADDITIONAL
ORGANIZED TSTM DEVELOPMENT. GIVEN THE STRENGTH OF DEEP LAYER SHEAR
(0-6KM >60KTS, 0-1KM >30KTS) AND LARGE AMOUNTS OF DCAPE (~1000 J/KG)...
THERE WILL BE THE POTENTIAL FOR SUPERCELLS WITH DAMAGING WIND GUSTS.
VEERING LOW LEVEL FLOW AHEAD OF THE DRY LINE AND THE ABSENCE OF OTHER
BOUNDARIES WILL TEND TO OFFSET WHAT COULD BE A GREATER RISK FOR
TORNADOES...BUT MORNING MODEL GUIDANCE SHOWS A LITTLE BETTER
POTENTIAL FOR ERN MS DURING THE EARLY AFTN AND HAVE REINTRODUCED A
LOW RISK OF TORNADOES IN THE HWO...WITH AREAS FROM COLUMBUS TO
MERIDIAN HAVING THE GREATEST RISK.

OVERALL...THE PARAMETERS NECESSARY TO BRING SEVERE THUNDERSTORMS ARE
STILL DISJOINTED WITH THIS SYSTEM...BUT THERE WILL BE A NARROW ONE
TO TWO HR WINDOW WHERE THE SHEAR/INSTABILITY/LIFT MATCH UP ENOUGH TO
WARRANT MENTION OF THE SFC-BASED SEVERE WEATHER RISK.

THURSDAY NIGHT THROUGH FRIDAY NIGHT...THE RISK FOR TSTMS/SVR WEATHER
WILL END LATE THURS AFTN AND HIGH PRESSURE WITH COOLER TEMPERATURES
AND DRY CONDITIONS ARE IN STORE FOR THE ARKLAMISS AS WE GO INTO THE
FIRST PART OF THE WEEKEND. /EC/

LONG TERM...SATURDAY THROUGH WEDNESDAY...THE MEDIUM RANGE MODELS ARE
FASTER YET IN BRINGING RAIN ASSOCIATED WITH THE NEXT LOW PRESSURE
SYSTEM INTO OUR WESTERN ZONES BY LATE SATURDAY AFTERNOON. THE GFS AND
ECMWF ARE IN GOOD AGREEMENT THROUGH SUNDAY MORNING WITH THE CLOSED
LOW AND ASSOCIATED SURFACE LOW THAT WILL BE MOVING OVER THE SOUTHERN
PLAINS SATURDAY. THIS LOW PRESSURE SYSTEM WILL BECOME NEARLY STACKED
AS IT MOVES OVER THE OZARKS SATURDAY NIGHT. SHOWERS AND THUNDERSTORMS
ARE EXPECTED TO MOVE BACK INTO OUR AREA SATURDAY AFTERNOON AS THE
WARM FRONT MOVES NORTH ACROSS OUR CWA. THE COLD FRONT WILL MOVE
ACROSS OUR AREA SUNDAY AS THE CLOSED LOW AND SURFACE LOW MOVE EAST
ACROSS THE TENNESSEE VALLEY ALTHOUGH SLOWER THAN THE GFS SUGGESTS.
THE GFS DIVERGES FROM THE ECMWF SUNDAY AND IS MUCH FASTER IN OPENING
UP THE CLOSED LOW AND SHIFTING THE SYSTEM TO THE NORTHEAST. THE ECMWF
HAS SUPPORT FROM THE UKMET AND CANADIAN MODELS SO WL LEAN TOWARD A
SLOWER PROGRESSION AND KEEP CLOUDS AND MENTION OF RAIN OVER OUR AREA
THROUGH MONDAY AS THE ECMWF STILL HAS THE CLOSED LOW OVER NORTHERN
GEORGIA MONDAY EVENING. THIS WILL RESULT IN COOLER TEMPERATURES OVER
OUR CWA SUNDAY THROUGH MONDAY THAN THE GFS SUGGESTS AS WELL AND HAVE
CUT TEMPS CLOSER TO ENSEMBLE MEANS. IN THE WAKE OF THE CLOSED
LOW...RIDGING SURFACE AND ALOFT IS EXPECTED OVER OUR CWA TUESDAY AND
LAST THROUGH WEDNESDAY. THIS WILL RESULT IN DRY WEATHER AND A WARMING
TREND BACK TO NEAR NORMAL TEMPERATURES. /22/

&&

.AVIATION...MID AND HIGH CLOUDS WILL CONTINUE TO SPREAD EAST
OVERHEAD THROUGH THE DAY AS A STORM SYSTEM...CURRENTLY OVER THE
NATION'S MID SECTION...CONTINUES TO STRENGTHEN AND MOVE TOWARD THE
LOWER MISSISSIPPI RIVER VALLEY. LOW CLOUDS WILL MAKE THEIR WAY
NORTHEAST INTO THE REGION THIS EVENING. THIS COULD BRING SOME
CEILINGS DOWN TO MVFR STATUS AS WE MOVE INTO TONIGHT. FOR TONIGHT
THROUGH THURSDAY MORNING...LOOK FOR CONDITIONS TO DETERIORATE FROM
WEST TO EAST ACROSS AREA AS THIS STORM SYSTEM MOVES INTO THE AREA
CAUSING BOTH CLOUDS AND SHOWERS AND THUNDERSTORMS TO SPREAD EAST
ACROSS THE REGION. SOUTHERLY WINDS AROUND 10 KNOTS ARE EXPECTED
TODAY. THESE WINDS WILL WEAKEN TO BETWEEN 5-10 KNOTS OVERNIGHT IN
MOST LOCATIONS...BUT BEGIN TO INCREASE BETWEEN 15-20 KNOTS FROM THE
SOUTH AND SOUTHWEST TOWARDS DAY BREAK AND THROUGH TH MORNING HOURS
THURSDAY AS THE PRESSURE GRADIENT TIGHTENS OVER THE REGION IN
ASSOCIATION WITH THE STORM SYSTEM TRAVERSING THE AREA. /19/

&&

.PRELIMINARY POINT TEMPS/POPS...
JACKSON       57  72  46  64 /  67  63   7   3
MERIDIAN      50  73  42  66 /  38  64  10   3
VICKSBURG     57  73  45  64 /  83  51   6   2
HATTIESBURG   56  74  46  68 /  32  60   8   2
NATCHEZ       57  72  45  64 /  72  42   7   3
GREENVILLE    57  69  43  62 /  92  58   5   1
GREENWOOD     55  71  42  62 /  77  67   6   2

&&

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

&&

EC/22/19
Hazardous weather outlook, Mar 24, 8:54 PM CDT, 0 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE JACKSON MS
854 PM CDT WED MAR 24 2010

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074-
260200-
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-
854 PM CDT WED MAR 24 2010

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

.DAY ONE...TONIGHT AND THURSDAY

STRONG THUNDERSTORMS CAPABLE OF PRODUCING SMALL HAIL WILL BE
POSSIBLE ACROSS THE ARKLAMISS REGION AFTER MIDNIGHT CDT TONIGHT. ONE
OR TWO SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER-SIZE HAIL
WILL ALSO BE POSSIBLE WEST OF THE MISSISSIPPI RIVER AND ACROSS
SOUTHWEST MISSISSIPPI AFTER 200 AM CDT TONIGHT. SHOWERS AND
THUNDERSTORMS WILL DEVELOP ACROSS THE REGION TONIGHT AS MOISTURE IS
DRAWN INTO THE REGION AHEAD OF A VIGOROUS STORM SYSTEM. INSTABILITY
AND WIND SHEAR WILL BE SUFFICIENT FOR STRONG AND POSSIBLY A COUPLE
SEVERE THUNDERSTORMS LATE TONIGHT.

THE RISK FOR STRONG TO SEVERE THUNDERSTORMS WILL INCREASE BY MID-DAY
THURSDAY AS THE STORM SYSTEM MOVES CLOSER TO THE REGION. THE
STRONGEST THUNDERSTORMS WILL BE CAPABLE OF PRODUCING HAIL TO THE SIZE
OF QUARTERS AND DAMAGING WIND GUSTS. ONE OR TWO TORNADOES WILL ALSO
BE POSSIBLE ALONG AND EAST OF THE INTERSTATE 55 CORRIDOR LATE
THURSDAY MORNING INTO THURSDAY AFTERNOON. THE RISK FOR SEVERE
THUNDERSTORMS WILL TAPER OFF FROM WEST TO EAST THURSDAY
AFTERNOON...ENDING BY 400 PM CDT.

IN ADDITION TO THIS SEVERE WEATHER POTENTIAL ON THURSDAY...BREEZY
CONDITIONS WILL DEVELOP WITH WINDS OF 15 TO 25 MPH WITH HIGHER GUSTS
POSSIBLE OVER PORTIONS OF CENTRAL AND EASTERN MISSISSIPPI...NORTHEAST
LOUISIANA...AND EXTREME SOUTHEAST ARKANSAS.

.DAYS TWO THROUGH SEVEN...THURSDAY NIGHT THROUGH TUESDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

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

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

COHEN

Nearby

Wind Advisories in Mississippi, 2010Wind Advisories in Arkansas, 2010Wind Advisories in Louisiana, 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.