Alert archive / Mississippi / Freeze Warnings in 2007
Freeze Warning 2, NWS Jackson, MS
NWS Jackson, MS issued this freeze warning at Apr 7, 2007, 5:01 AM CDT for 44 counties in Mississippi; Ashley County, Chicot County, Arkansas; 5 parishes in Louisiana. It took effect at Apr 7, 2007, 8:06 AM CDT. It was in force for 24 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 7, 2007, 5:01 AM CDT (10:01 UTC)
- In effect from
- Apr 7, 2007, 8:06 AM CDT
- Expired
- Apr 8, 2007, 8:00 AM CDT
- In force
- 24 hr
- Issued by
- NWS Jackson, MS
All 51 counties
Ashley County, AR, Chicot County, AR, East Carroll Parish, LA, Madison Parish, LA, Morehouse Parish, LA, Richland Parish, LA, West Carroll Parish, LA, Attala County, MS, Bolivar County, MS, Carroll County, MS, Choctaw County, MS, Claiborne County, MS, Clarke County, MS, Clay County, MS, Copiah County, MS, Covington County, MS, Forrest County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Jasper County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Leflore County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Marion County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Simpson County, MS, Smith County, MS, Sunflower County, MS, Warren County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yazoo County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 39 km from the middle of the area, began a volume at 10:00 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, 10.0 hours before the alert went out and 36 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1566 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS74 KJAN 071001 NPWJAN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE JACKSON MS 501 AM CDT SAT APR 7 2007 ...WINTER-LIKE COLD AIR BLASTING INTO THE DEEP SOUTH... MSZ048-049-055>058-066-071815- /O.CAN.KJAN.FZ.W.0001.000000T0000Z-070407T1300Z/ /O.UPG.KJAN.FZ.A.0002.070408T0600Z-070408T1300Z/ /O.NEW.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ HINDS-RANKIN-SIMPSON-SMITH-JASPER-CLARKE-JONES- INCLUDING THE CITIES OF...JACKSON...PEARL...BRANDON...RICHLAND... MAGEE...MENDENHALL...TAYLORSVILLE...RALEIGH...BAY SPRINGS... HEIDELBERG...QUITMAN...STONEWALL...SHUBUTA...LAUREL 501 AM CDT SAT APR 7 2007 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... ...FREEZE WARNING IS CANCELLED... THE FREEZE WARNING HAS BEEN CANCELLED FOR THIS MORNING. THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES FROM 28 TO 32 DEGREES WILL BE POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ LAZ007>009-015-016-MSZ040-041-047-071815- /O.CAN.KJAN.FZ.W.0001.000000T0000Z-070407T1300Z/ /O.EXT.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND-MADISON-ISSAQUENA- SHARKEY-WARREN- INCLUDING THE CITIES OF...BASTROP...OAK GROVE...EPPS... LAKE PROVIDENCE...RAYVILLE...DELHI...TALLULAH...MAYERSVILLE... ROLLING FORK...ANGUILLA...VICKSBURG 501 AM CDT SAT APR 7 2007 ...FREEZE WATCH NOW IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE FREEZE WARNING FOR THIS MORNING. HOWEVER...THE FREEZE WATCH IS NOW IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES FROM 28 TO 32 DEGREES WILL BE POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ MSZ025>033-035>039-042>046-050>052-071815- /O.UPG.KJAN.FZ.A.0002.070408T0600Z-070408T1300Z/ /O.NEW.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ /O.CON.KJAN.FZ.W.0001.000000T0000Z-070407T1300Z/ LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY-LOWNDES-CHOCTAW- OKTIBBEHA-HUMPHREYS-HOLMES-ATTALA-WINSTON-NOXUBEE-YAZOO-MADISON- LEAKE-NESHOBA-KEMPER-SCOTT-NEWTON-LAUDERDALE- INCLUDING THE CITIES OF...GREENWOOD...GRENADA...VAIDEN... NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN... MATHISTON...WEST POINT...COLUMBUS...ACKERMAN...WEIR... STARKVILLE...BELZONI...ISOLA...DURANT...TCHULA...LEXINGTON... PICKENS...GOODMAN...KOSCIUSKO...LOUISVILLE...MACON... BROOKSVILLE...YAZOO CITY...RIDGELAND...MADISON...CANTON... CARTHAGE...PHILADELPHIA...PEARL RIVER...DE KALB...SCOOBA... FOREST...MORTON...NEWTON...UNION...DECATUR...CONEHATTA...MERIDIAN 501 AM CDT SAT APR 7 2007 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. A FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES FROM 28 TO 32 DEGREES WILL BE POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS THIS MORNING. SIMILAR TEMPERATURES WILL BE POSSIBLE EARLY SUNDAY MORNING AS WELL. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ MSZ064-065-071815- /O.UPG.KJAN.FZ.A.0002.070408T0600Z-070408T1300Z/ /O.NEW.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ JEFFERSON DAVIS-COVINGTON- INCLUDING THE CITIES OF...PRENTISS...BASSFIELD...COLLINS... MOUNT OLIVE 501 AM CDT SAT APR 7 2007 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. AS ARCTIC AIR DRIVES FURTHER SOUTH...FREEZING TEMPERATURES WILL BE POSSIBLE EARLY SUNDAY MORNING. TEMPERATURES MAY DIP TO NEAR 30 DEGREES FOR A FEW HOURS A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ ARZ074-075-MSZ018-019-034-071815- /O.EXT.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ /O.CON.KJAN.FZ.W.0001.000000T0000Z-070407T1300Z/ ASHLEY-CHICOT-BOLIVAR-SUNFLOWER-WASHINGTON- INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG... WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...CLEVELAND... INDIANOLA...RULEVILLE...GREENVILLE 501 AM CDT SAT APR 7 2007 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... ...FREEZE WATCH NOW IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING. THE FREEZE WATCH IS NOW IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY . TEMPERATURES FROM 28 TO 32 DEGREES ARE LIKELY FOR A FEW MORE HOURS THIS MORNING. SIMILAR TEMPERATURES WILL BE POSSIBLE EARLY SUNDAY MORNING AS WELL. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ MSZ062-071815- /O.EXB.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ LINCOLN- INCLUDING THE CITY OF...BROOKHAVEN 501 AM CDT SAT APR 7 2007 ...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY REGION THIS WEEKEND. TEMPERATURES FROM 28 TO 32 DEGREES WILL BE POSSIBLE IN THE WARNING AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ MSZ053-054-063-072>074-071815- /O.EXT.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ CLAIBORNE-COPIAH-LAWRENCE-MARION-LAMAR-FORREST- INCLUDING THE CITIES OF...PORT GIBSON...CRYSTAL SPRINGS... HAZLEHURST...WESSON...MONTICELLO...NEW HEBRON...COLUMBIA... WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG 501 AM CDT SAT APR 7 2007 ...FREEZE WATCH NOW IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... AS ARCTIC AIR DRIVES FARTHER SOUTH...FREEZING TEMPERATURES WILL BE POSSIBLE EARLY SUNDAY MORNING. TEMPERATURES MAY DIP TO NEAR 30 DEGREES FOR A FEW HOURS AFTER MIDNIGHT. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. $$
5 follow-up statements
000 WWUS74 KJAN 071306 NPWJAN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE JACKSON MS 806 AM CDT SAT APR 7 2007 ...COLD AIR TRAIN CONTINUES ACROSS THE DEEP SOUTH... MSZ018-019-034-072115- /O.CAN.KJAN.FZ.W.0001.000000T0000Z-070407T1300Z/ /O.UPG.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ /O.EXA.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ BOLIVAR-SUNFLOWER-WASHINGTON- INCLUDING THE CITIES OF...CLEVELAND...INDIANOLA...RULEVILLE... GREENVILLE 806 AM CDT SAT APR 7 2007 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. THE FREEZE WARNING FOR THIS MORNING HAS BEEN CANCELLED AS TEMPERATURES HAVE RECOVERED INTO THE MID 30S AT MOST LOCATIONS. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY . TEMPERATURES FROM 29 TO 32 DEGREES ARE LIKELY EARLY SUNDAY MORNING FOR AT LEAST 3 OR 4 HOURS. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. $$ MSZ025>033-035>039-042>046-050>052-072115- /O.CAN.KJAN.FZ.W.0001.000000T0000Z-070407T1300Z/ /O.CON.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY-LOWNDES-CHOCTAW- OKTIBBEHA-HUMPHREYS-HOLMES-ATTALA-WINSTON-NOXUBEE-YAZOO-MADISON- LEAKE-NESHOBA-KEMPER-SCOTT-NEWTON-LAUDERDALE- INCLUDING THE CITIES OF...GREENWOOD...GRENADA...VAIDEN... NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN... MATHISTON...WEST POINT...COLUMBUS...ACKERMAN...WEIR... STARKVILLE...BELZONI...ISOLA...DURANT...TCHULA...LEXINGTON... PICKENS...GOODMAN...KOSCIUSKO...LOUISVILLE...MACON... BROOKSVILLE...YAZOO CITY...RIDGELAND...MADISON...CANTON... CARTHAGE...PHILADELPHIA...PEARL RIVER...DE KALB...SCOOBA... FOREST...MORTON...NEWTON...UNION...DECATUR...CONEHATTA...MERIDIAN 806 AM CDT SAT APR 7 2007 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE FREEZE WARNING FOR THIS MORNING AS TEMPERATURES HAVE RECOVERED TO JUST ABOVE FREEZING AT MOST LOCATIONS. A FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES FROM 28 TO 32 DEGREES WILL BE POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. $$ ARZ074-075-072115- /O.CAN.KJAN.FZ.W.0001.000000T0000Z-070407T1300Z/ /O.CON.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ ASHLEY-CHICOT- INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG... WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA 806 AM CDT SAT APR 7 2007 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE FREEZE WARNING FOR THIS MORNING AS TEMPERATURES HAVE RECOVERED INTO THE MIDDLE 30S OR HIGHER AT MOST LOCATIONS. A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES FROM 31 TO 34 DEGREES ARE LIKELY FOR A FEW HOURS EARLY SUNDAY MORNING. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ MSZ041-072115- /O.UPG.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ /O.EXA.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ SHARKEY- INCLUDING THE CITIES OF...ROLLING FORK...ANGUILLA 806 AM CDT SAT APR 7 2007 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES FROM 30 TO 32 DEGREES WILL BE POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. $$ MSZ048-049-055>058-064>066-072115- /O.CON.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ HINDS-RANKIN-SIMPSON-SMITH-JASPER-CLARKE-JEFFERSON DAVIS- COVINGTON-JONES- INCLUDING THE CITIES OF...JACKSON...PEARL...BRANDON...RICHLAND... MAGEE...MENDENHALL...TAYLORSVILLE...RALEIGH...BAY SPRINGS... HEIDELBERG...QUITMAN...STONEWALL...SHUBUTA...PRENTISS... BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL 806 AM CDT SAT APR 7 2007 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES FROM 28 TO 32 DEGREES WILL BE POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. $$ LAZ007>009-015-016-MSZ040-047-053-054-062-063-072>074-072115- /O.CON.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND-MADISON-ISSAQUENA- WARREN-CLAIBORNE-COPIAH-LINCOLN-LAWRENCE-MARION-LAMAR-FORREST- INCLUDING THE CITIES OF...BASTROP...OAK GROVE...EPPS... LAKE PROVIDENCE...RAYVILLE...DELHI...TALLULAH...MAYERSVILLE... VICKSBURG...PORT GIBSON...CRYSTAL SPRINGS...HAZLEHURST...WESSON... BROOKHAVEN...MONTICELLO...NEW HEBRON...COLUMBIA... WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG 806 AM CDT SAT APR 7 2007 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES FROM 31 TO 34 DEGREES WILL BE POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ 40
000 WWUS74 KJAN 072007 NPWJAN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE JACKSON MS 307 PM CDT SAT APR 7 2007 ...COLD AIR TRAIN CONTINUES ACROSS THE DEEP SOUTH... ARZ074-075-LAZ007>009-015-016-MSZ040-047-053-054-062-063-072>074- 080415- /O.UPG.KJAN.FZ.A.0002.070408T0700Z-070408T1300Z/ /O.EXA.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND- MADISON-ISSAQUENA-WARREN-CLAIBORNE-COPIAH-LINCOLN-LAWRENCE-MARION- LAMAR-FORREST- INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG... WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...BASTROP... OAK GROVE...EPPS...LAKE PROVIDENCE...RAYVILLE...DELHI... TALLULAH...MAYERSVILLE...VICKSBURG...PORT GIBSON... CRYSTAL SPRINGS...HAZLEHURST...WESSON...BROOKHAVEN...MONTICELLO... NEW HEBRON...COLUMBIA...WEST HATTIESBURG...LUMBERTON...PURVIS... HATTIESBURG 307 PM CDT SAT APR 7 2007 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES WILL BE IN THE LOWER 30S FOR THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING WITH LOWS DROPPING TO OR JUST BELOW FREEZING. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. $$ MSZ018-019-025>039-041>046-048>052-055>058-064>066-080415- /O.CON.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ BOLIVAR-SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY- LOWNDES-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-ATTALA- WINSTON-NOXUBEE-SHARKEY-YAZOO-MADISON-LEAKE-NESHOBA-KEMPER-HINDS- RANKIN-SCOTT-NEWTON-LAUDERDALE-SIMPSON-SMITH-JASPER-CLARKE- JEFFERSON DAVIS-COVINGTON-JONES- INCLUDING THE CITIES OF...CLEVELAND...INDIANOLA...RULEVILLE... GREENWOOD...GRENADA...VAIDEN...NORTH CARROLLTON...CARROLLTON... WINONA...EUPORA...MABEN...MATHISTON...WEST POINT...COLUMBUS... ACKERMAN...WEIR...STARKVILLE...GREENVILLE...BELZONI...ISOLA... DURANT...TCHULA...LEXINGTON...PICKENS...GOODMAN...KOSCIUSKO... LOUISVILLE...MACON...BROOKSVILLE...ROLLING FORK...ANGUILLA... YAZOO CITY...RIDGELAND...MADISON...CANTON...CARTHAGE... PHILADELPHIA...PEARL RIVER...DE KALB...SCOOBA...JACKSON...PEARL... BRANDON...RICHLAND...FOREST...MORTON...NEWTON...UNION...DECATUR... CONEHATTA...MERIDIAN...MAGEE...MENDENHALL...TAYLORSVILLE... RALEIGH...BAY SPRINGS...HEIDELBERG...QUITMAN...STONEWALL... SHUBUTA...PRENTISS...BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL 307 PM CDT SAT APR 7 2007 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... A FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. AN ARCTIC HIGH WILL CONTINUE MOVING SOUTH INTO THE LOWER MISSISSIPPI VALLEY. TEMPERATURES WILL LIKELY DROP TO OR BELOW 32 DEGREES BY MIDNIGHT WITH LOWS RANGING FROM 26 TO 30 DEGREES POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. $$
000 WWUS74 KJAN 080202 NPWJAN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE JACKSON MS 902 PM CDT SAT APR 7 2007 ...FREEZING TO SUB-FREEZING TEMPERATURES EXPECTED LATE TONIGHT INTO EARLY SUNDAY MORNING OVER MUCH OF THE AREA... ARZ074-075-LAZ007>009-015-016-MSZ018-019-025>058-062>066-072>074- 081015- /O.CON.KJAN.FZ.W.0002.070408T0700Z-070408T1300Z/ ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND- MADISON-BOLIVAR-SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY- WEBSTER-CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS- HOLMES-ATTALA-WINSTON-NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-LEAKE- NESHOBA-KEMPER-WARREN-HINDS-RANKIN-SCOTT-NEWTON-LAUDERDALE- CLAIBORNE-COPIAH-SIMPSON-SMITH-JASPER-CLARKE-LINCOLN-LAWRENCE- JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST- INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG... WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...BASTROP... OAK GROVE...EPPS...LAKE PROVIDENCE...RAYVILLE...DELHI... TALLULAH...CLEVELAND...INDIANOLA...RULEVILLE...GREENWOOD... GRENADA...VAIDEN...NORTH CARROLLTON...CARROLLTON...WINONA... EUPORA...MABEN...MATHISTON...WEST POINT...COLUMBUS...ACKERMAN... WEIR...STARKVILLE...GREENVILLE...BELZONI...ISOLA...DURANT... TCHULA...LEXINGTON...PICKENS...GOODMAN...KOSCIUSKO...LOUISVILLE... MACON...BROOKSVILLE...MAYERSVILLE...ROLLING FORK...ANGUILLA... YAZOO CITY...RIDGELAND...MADISON...CANTON...CARTHAGE... PHILADELPHIA...PEARL RIVER...DE KALB...SCOOBA...VICKSBURG... JACKSON...PEARL...BRANDON...RICHLAND...FOREST...MORTON...NEWTON... UNION...DECATUR...CONEHATTA...MERIDIAN...PORT GIBSON... CRYSTAL SPRINGS...HAZLEHURST...WESSON...MAGEE...MENDENHALL... TAYLORSVILLE...RALEIGH...BAY SPRINGS...HEIDELBERG...QUITMAN... STONEWALL...SHUBUTA...BROOKHAVEN...MONTICELLO...NEW HEBRON... PRENTISS...BASSFIELD...COLLINS...MOUNT OLIVE...LAUREL... COLUMBIA...WEST HATTIESBURG...LUMBERTON...PURVIS...HATTIESBURG 902 PM CDT SAT APR 7 2007 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... A FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY. AN ARCTIC HIGH WILL CONTINUES MOVING SOUTH INTO THE LOWER MISSISSIPPI RIVER VALLEY. TEMPERATURES ARE EXPECTED TO DROP TO OR BELOW THE FREEZING MARK BY MIDNIGHT IN MANY AREAS...WITH LOWS RANGING FROM 25 TO 30 DEGREES POSSIBLE IN THE WARNED AREA FOR SEVERAL HOURS EARLY SUNDAY MORNING. A FREEZE WARNING MEANS THAT SUB FREEZING TEMPERATURES ARE IMMINENT...OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. MAKE PREPARATIONS NOW TO PROTECT YOUR PROPERTY FROM THIS COLD. $$
000 WWUS74 KJAN 080746 NPWJAN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE JACKSON MS 246 AM CDT SUN APR 8 2007 ...FREEZING TO SUB-FREEZING TEMPERATURES EARLY THIS MORNING OVER NORTH AND EAST PORTIONS OF THE AREA... LAZ007>009-015-016-MSZ040>043-047>049-053>056-062>066-072>074- 080900- /O.CAN.KJAN.FZ.W.0002.000000T0000Z-070408T1300Z/ MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND-MADISON-ISSAQUENA- SHARKEY-YAZOO-WARREN-HINDS-RANKIN-CLAIBORNE-COPIAH-SIMPSON-SMITH- LINCOLN-LAWRENCE-JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR- FORREST- INCLUDING THE CITIES OF...BASTROP...OAK GROVE...EPPS... LAKE PROVIDENCE...RAYVILLE...DELHI...TALLULAH...MAYERSVILLE... ROLLING FORK...ANGUILLA...YAZOO CITY...RIDGELAND...MADISON... CANTON...VICKSBURG...JACKSON...PEARL...BRANDON...RICHLAND... PORT GIBSON...CRYSTAL SPRINGS...HAZLEHURST...WESSON...MAGEE... MENDENHALL...TAYLORSVILLE...RALEIGH...BROOKHAVEN...MONTICELLO... NEW HEBRON...PRENTISS...BASSFIELD...COLLINS...MOUNT OLIVE... LAUREL...COLUMBIA...WEST HATTIESBURG...LUMBERTON...PURVIS... HATTIESBURG 246 AM CDT SUN APR 8 2007 ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE FREEZE WARNING ROUGHLY ALONG AND SOUTH OF A SHUBUTA TO FOREST TO LEXINGTON MISSISSIPPI TO CROSSETT ARKANSAS LINE. TEMPERATURES AT THESE LOCATIONS SHOULD REMAIN IN THE MIDDLE TO UPPER 30S OR WARMER AS A CLOUD COVER HOLDS IN PLACE UNTIL AFTER SUNRISE. $$ ARZ074-075-MSZ018-019-025>039-044>046-050>052-057-058-081300- /O.CON.KJAN.FZ.W.0002.000000T0000Z-070408T1300Z/ ASHLEY-CHICOT-BOLIVAR-SUNFLOWER-LEFLORE-GRENADA-CARROLL- MONTGOMERY-WEBSTER-CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-WASHINGTON- HUMPHREYS-HOLMES-ATTALA-WINSTON-NOXUBEE-LEAKE-NESHOBA-KEMPER- SCOTT-NEWTON-LAUDERDALE-JASPER-CLARKE- INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG... WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...CLEVELAND... INDIANOLA...RULEVILLE...GREENWOOD...GRENADA...VAIDEN... NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN... MATHISTON...WEST POINT...COLUMBUS...ACKERMAN...WEIR... STARKVILLE...GREENVILLE...BELZONI...ISOLA...DURANT...TCHULA... LEXINGTON...PICKENS...GOODMAN...KOSCIUSKO...LOUISVILLE...MACON... BROOKSVILLE...CARTHAGE...PHILADELPHIA...PEARL RIVER...DE KALB... SCOOBA...FOREST...MORTON...NEWTON...UNION...DECATUR...CONEHATTA... MERIDIAN...BAY SPRINGS...HEIDELBERG...QUITMAN...STONEWALL... SHUBUTA 246 AM CDT SUN APR 8 2007 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING. ARCTIC HIGH PRESSURE AND PARTIAL CLOUD COVER HAS SETTLED INTO THE LOWER MISSISSIPPI RIVER VALLEY. TEMPERATURES ARE EXPECTED BOTTOM OUT FROM 27 TO 31 DEGREES IN THE WARNED AREA FOR SEVERAL HOURS EARLY THIS MORNING...MAINLY NORTH OF A SHUBUTA TO FOREST TO LEXINGTON MISSISSIPPI TO CROSSETT ARKANSAS LINE. A FREEZE WARNING MEANS THAT SUB FREEZING TEMPERATURES ARE HIGHLY LIKELY. THESE CONDITIONS COULD KILL OR DAMAGE CROPS AND OTHER SENSITIVE VEGETATION. $$ 40
000 WWUS74 KJAN 081303 NPWJAN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE JACKSON MS 803 AM CDT SUN APR 8 2007 ...COLD AIR LETS UP AND FREEZING TEMPERATURES END... ARZ074-075-MSZ018-019-025>039-044>046-050>052-057-058-081415- /O.EXP.KJAN.FZ.W.0002.000000T0000Z-070408T1300Z/ ASHLEY-CHICOT-BOLIVAR-SUNFLOWER-LEFLORE-GRENADA-CARROLL- MONTGOMERY-WEBSTER-CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-WASHINGTON- HUMPHREYS-HOLMES-ATTALA-WINSTON-NOXUBEE-LEAKE-NESHOBA-KEMPER- SCOTT-NEWTON-LAUDERDALE-JASPER-CLARKE- INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG... WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...CLEVELAND... INDIANOLA...RULEVILLE...GREENWOOD...GRENADA...VAIDEN... NORTH CARROLLTON...CARROLLTON...WINONA...EUPORA...MABEN... MATHISTON...WEST POINT...COLUMBUS...ACKERMAN...WEIR... STARKVILLE...GREENVILLE...BELZONI...ISOLA...DURANT...TCHULA... LEXINGTON...PICKENS...GOODMAN...KOSCIUSKO...LOUISVILLE...MACON... BROOKSVILLE...CARTHAGE...PHILADELPHIA...PEARL RIVER...DE KALB... SCOOBA...FOREST...MORTON...NEWTON...UNION...DECATUR...CONEHATTA... MERIDIAN...BAY SPRINGS...HEIDELBERG...QUITMAN...STONEWALL... SHUBUTA 803 AM CDT SUN APR 8 2007 ...FREEZE WARNING HAS EXPIRED... THE FREEZE WARNING IS NO LONGER IN EFFECT. EARLY MORNING SUNSHINE HAS ALREADY BROUGHT TEMPERATURES BACK ABOVE FREEZING ACROSS THE ENTIRE AREA AND THE AIR MASS SHOULD CONTINUE TO MODERATE SO NO MORE FREEZES ARE LIKELY FOR NOW. $$ 40
What forecasters said that day
The local office's own words before this freeze warning 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 freeze warning went out at Apr 6, 8:40 PM CDT, 8 hours 21 minutes earlier.
Area forecast discussion, Apr 6, 8:40 PM CDT, 8 hours 21 minutes before
AREA FORECAST DISCUSSION...UPDATE
NATIONAL WEATHER SERVICE JACKSON MS
840 PM CDT FRI APR 6 2007
.DISCUSSION...
UPDATE: FORECAST IS RIGHT ON TRACK THIS EVENING. STILL AWAITING 00Z
GUIDANCE...BUT PLAN NO CHANGES TO THE FREEZE WARNING TONIGHT. /EC/
PREVIOUS DISCUSSION...
CHALLENGING SHORT TERM FORECAST IN THE MIDST OF A CHILLY EARLY APRIL
WEATHER REGIME.
WITH MANY LOCAL RECORDS POISED TO FALL ACROSS THE ARKLAMISS OVER THE
NEXT FEW DAYS...CLOUD COVER WILL HAVE A BIG SAY WITH EXACTLY HOW
UNUSUAL THIS COLD SPELL WILL BE. I MENTION CLOUD COVER AS THE
CRUCIAL FORECAST ELEMENT BECAUSE THE LACK OF CLOUDS WILL ENABLE
RADIATIONAL COOLING PRINCIPLES TO CHILL SURFACE TEMPERATURES MUCH
MORE EFFICIENTLY THAN IF THERE WERE CLOUD DECKS OVERHEAD. JUDGING
THE EXTENT OF CLOUD COVER OVER THE REGION TONIGHT IS TOUGH BECAUSE
EVEN THOUGH LOTS OF CLOUDS HANG OFF TO OUR WEST AT THIS
WRITING...THERE IS DECENT POTENTIAL CLOUDS WILL THIN AND BREAK UP AS
THEY MARCH EAST INTO THE LOWER MS VALLEY. THE PROSPECT OF
DIMINISHING CLOUDS LOOKS LESS LATER TOMORROW THROUGH TOMORROW NIGHT
AS AN EMBEDDED DISTURBANCE IN THE FLOW WILL PROVIDE SOME MORE
TANGIBLE LIFT IN THE VICINITY.
WHAT IS PUZZLING IS THAT THE GFS MODEL JUDGES TOMORROW AS THE MUCH
COLDER NIGHT...BRINGING LOWS WELL DOWN INTO THE 20S IN MANY SPOTS.
THAT COMPARES WITH TONIGHT WHEN THE GFS-BASED GUIDANCE REALLY KEEPS
READINGS GENERALLY WARMER THAN 30 DEGREES. THE COLDNESS OF THE
AIRMASSES OVER THE AREA ON THESE NIGHTS DOES NOT EXPLAIN ALL THE
DIFFERENCES IN THE MODEL OUTPUT THOUGH AS 925MB TEMPS WILL NOT BE
THAT MUCH DIFFERENT. I ADJUSTED GUIDANCE LOWS FOR TOMORROW NIGHT UP
2 TO 4 DEGREES IN GENERAL...MAINLY TO MATCH THE EXPECTATION OF MID
TO HIGH LEVEL CLOUD SHIELDS GREATLY LIMITING RAD COOLING POTENTIAL.
BUT EVEN RAISING TEMPS FOR TOMORROW NIGHT THIS MUCH STILL GIVES MOST
SPOTS A POTENTIAL FOR A FREEZE AND THE FREEZE WATCH FOR SUNDAY
MORNING WAS EXPANDED IN SIZE A BIT.
AS FOR THE FREEZE WARNING TONIGHT...I EXPANDED THAT PRODUCT IN SIZE
A
BIT AS WELL. NOW THE WARNING INCLUDES ALL AREAS OF CENTRAL AND
NORTHERN MISSISSIPPI...SOUTHEAST AR...AND NORTHEAST LOUISIANA ALONG
AND NORTH OF A LINE EXTENDING FROM LAUREL WEST TO RAYVILLE LA.
CONFIDENCE IS TOWARD THE LOWER END OF THRESHOLDS AT THE SOUTHERN END
OF THE WATCH...BUT CONFIDENCE IS QUITE HIGH THAT AREAS NORTHEAST OF
A GREENVILLE TO MERIDIAN LINE WILL SEE TEMPS BELOW FREEZING TONIGHT
FOR SEVERAL HOURS.
OTHERWISE...ANTICIPATE A CHILLY DAY TOMORROW WHEN INCREASING HIGHER
CLOUDS WILL WORK TO HOLD TEMPERATURES IN THE UPPER 40S IN QUITE A
FEW AREAS. RAIN CHANCES WITH THE MENTIONED INCOMING DISTURBANCE
SHOULD BE MAINLY CONFINED TO THE COAST...BUT A FEW SPRINKLES CANNOT
BE RULED OUT IN FAR SOUTHERN ZONES LATE SATURDAY THROUGH SUNDAY
MORNING. COLD TEMPS SATURDAY NIGHT MIGHT SPELL TROUBLE FOR ANY
PRECIP...BUT AT THIS POINT I WILL TAKE THE TACT THAT IF THE
ATMOSPHERE IS TRULY MOIST ENOUGH FOR RAIN THEN THE THICKER PRECEDING
CLOUDS WILL HAVE KEPT TEMPS FAR ENOUGH ABOVE FREEZING TO ENSURE
RAIN. /BB/
LONGER TERM...SUNDAY THROUGH FRIDAY...THE PRIMARY CONCERNS IN THE
EXTENDED OUTLOOK WILL BE THE BELOW NORMAL TEMPERATURES FROM THE COLD
UPPER TROUGH OVER THE EASTERN CONUS...WHICH WILL AFFECT THE FIRST
PART OF THE LONGTERM AS WELL AS THE POTENTIAL FOR STRONG TO POSSIBLY
SEVERE STORMS FOR TUESDAY NIGHT INTO EARLY WEDNESDAY.
DOMINATE POLAR VORTEX ROTATES OUT OF THE NORTHEAST CONUS BY SUNDAY
NIGHT. MEDIUM RANGE GUIDANCE AND ENSEMBLES ARE STILL ON THE ROAD TO A
KILLING RECORD FREEZE(IN TERMS OF TENDER VEGETATION) FOR SUNDAY
MORNING. SOME ENSEMBLE AND GFS MEMBERS WERE STILL GOING AS LOW AS
THE LOWER 20S. THE ONLY DRAWBACK WILL BE IN THE CLOUDS...WHICH MAY
HINDER THE DROP IN TEMPS FROM THAT WAVE IN THE CENTRAL GULF. SO WILL
ADJUST ACCORDINGLY. THE 12Z GFS KEEPS THE PRECIPITATION SOUTH OF THE
REGION ON SUNDAY NIGHT. SO WILL KEEP DRY POPS FOR THAT AREA.
LATEST RUN OF THE MODELS HAVE THE COOL SURFACE HIGH PRESSURE AXIS
MOVING OVER THE REGION ON SUNDAY NIGHT AND WILL BE CENTERED OVER
NORTH ALABAMA BY 12Z MONDAY. LOW TEMPERATURE RECORDS WILL BE AT
STAKE FOR SUNDAY MORNING WITH LOWS IN THE 20S AND 30S. WE WILL ALSO
BE APPROACHING SOME LOW MAX RECORDS FOR SUNDAY.
THE AXIS OF THE UPPER TROUGH WILL LIFT OUT BY MONDAY EVENING AS WE
GO BACK TO A MORE PACIFIC TYPE ZONAL PATTERN. HIGH PRESSURE WILL
MOVE EAST OF THE REGION ON MONDAY NIGHT INTO TUESDAY...AS ANOTHER
SYSTEM APPROACHES FROM THE WEST. WE WILL GET SOME LIGHT SHOWERS
FOR MONDAY NIGHT AHEAD OF THE NEXT SYSTEM.
AN UPPER SYSTEM AND ASSOCIATED COLD FRONT WILL MOVE INTO THE REGION
FOR TUESDAY INTO EARLY WEDNESDAY. THIS WILL GIVE THE ARKLAMISS A
CHANCE OF RAIN AND THUNDERSTORMS. LOOKING THE SYSTEM NEXT WEEK.
MODELS SHOW THAT THIS SYSTEM WILL HAVE SOME POTENTIAL FOR STRONG TO
POSSIBLY SEVERE STORMS. LOOKING AT THIS SYSTEM ML CAPES WILL BE
800-1200J/KG...LIFTED AND SHOWALTER INDEXES -4 TO -6...SOME GOOD
OMEGA...500 MB JET OF NEAR 100KTS...AND 6-8C MIDLEVEL LAPSE RATE.
THE 12Z GFS HAS GIVEN THIS SYSTEM AN INCREASE IN STORM POTENTIAL FOR
NEAR THE MIDWEEK PERIOD AS IT CLOSES A NEGATIVE TILTED 537 LOW OVER
NORTH ARKANSAS ON WEDNESDAY MORNING. SINCE THIS IS THE FIRST
RUN...WHERE THE MODEL GIVE THIS SYSTEM SOME STORM INTENSITY...WILL
KEEP IT AS A SEE TEXT IN THE HWO.
HIGH PRESSURE WILL DEVELOP OVER THE REGION FROM THE NORTHWEST ON THE
LATER HALF OF WEDNESDAY INTO THURSDAY. THE LATEST GFS HAS SLOWED
DOWN THE POTENT SYSTEM FOR THURSDAY NIGHT INTO FRIDAY AND HAS
DELAYED IT FRIDAY NIGHT INTO NEXT WEEKEND. THE SYSTEM WILL HAVE A
CLOSED NEGATIVE TILED 538 LOW OVER KANSAS. IT LOOKS LIKE WE WILL BE
IN A STORMY PATTERN FOR THE NEXT WEEK OR SO./17/
&&
.AVIATION...
NORTH TO NORTHWEST WINDS WILL CONTINUE TO BLOW AT 5 TO 15 KTS ACROSS
THE REGION THROUGH TOMORROW AFTERNOON. CLOUDS WILL STREAM IN FROM
THE WEST THROUGH THIS PERIOD...BUT BASES WILL REMAIN GENERALLY ABOVE
10KFT (ALTHOUGH SOME 4KFT CEILINGS CAN BE FOUND HANGING AROUND THE
REGION RIGHT NOW). OTHERWISE...EXPECT ALL VFR CONDITIONS ALTHOUGH A
FEW SPRINKLES MAY SKIRT THE NORTHERN FRINGE OF THE GULF COAST LATE
TOMORROW. /BB/
&&
.PRELIMINARY POINT TEMPS/POPS...
JACKSON 31 49 28 56 / 2 7 12 2
MERIDIAN 29 50 25 57 / 0 5 8 2
VICKSBURG 32 49 29 54 / 3 9 13 2
HATTIESBURG 34 52 28 55 / 0 6 12 7
NATCHEZ 33 50 32 54 / 3 11 20 3
GREENVILLE 30 49 29 56 / 3 6 6 2
GREENWOOD 28 48 26 55 / 2 5 5 2
&&
.JAN WATCHES/WARNINGS/ADVISORIES...
MS...FREEZE WATCH FROM LATE SATURDAY NIGHT THROUGH SUNDAY MORNING
FOR MSZ018-019-025>058-063>066-072>074.
FREEZE WARNING FROM 1 AM TO 8 AM CDT SATURDAY FOR MSZ018-019-
025>052-055>058-066.
LA...FREEZE WATCH FROM LATE SATURDAY NIGHT THROUGH SUNDAY MORNING
FOR LAZ007>009-015-016.
FREEZE WARNING FROM 1 AM TO 8 AM CDT SATURDAY FOR
LAZ007>009-015- 016.
AR...FREEZE WATCH FROM LATE SATURDAY NIGHT THROUGH SUNDAY MORNING
FOR ARZ074-075.
FREEZE WARNING FROM 1 AM TO 8 AM CDT SATURDAY FOR ARZ074-075.
&&
SHORT TERM:50
LONG TERM: 17Hazardous weather outlook, Apr 6, 4:21 PM CDT, 12 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 421 PM CDT FRI APR 06 2007 ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074- 072121- ADAMS-ASHLEY-ATTALA-BOLIVAR-CARROLL-CATAHOULA-CHICOT-CHOCTAW- CLAIBORNE-CLARKE-CLAY-CONCORDIA-COPIAH-COVINGTON-EAST CARROLL- FORREST-FRANKLIN LA-FRANKLIN MS-GRENADA-HINDS-HOLMES-HUMPHREYS- ISSAQUENA-JASPER-JEFFERSON-JEFFERSON DAVIS-JONES-KEMPER-LAMAR- LAUDERDALE-LAWRENCE-LEAKE-LEFLORE-LINCOLN-LOWNDES-MADISON LA- MADISON MS-MARION-MONTGOMERY-MOREHOUSE-NESHOBA-NEWTON-NOXUBEE- OKTIBBEHA-RANKIN-RICHLAND-SCOTT-SHARKEY-SIMPSON-SMITH-SUNFLOWER- TENSAS-WARREN-WASHINGTON-WEBSTER-WEST CARROLL-WINSTON-YAZOO- 421 PM CDT FRI APR 06 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL MISSISSIPPI... NORTHEAST LOUISIANA...AND EXTREME SOUTHEAST ARKANSAS .DAY ONE...TONIGHT AND SATURDAY... ...SEASONAL THREATS... FREEZING TEMPERATURES WILL BE LIKELY TONIGHT ACROSS PORTIONS OF CENTRAL MISSISSIPPI...NORTHEAST LOUISIANA AND EXTREME SOUTHEAST ARKANSAS NORTH OF A LINE EXTENDING FROM RAYVILLE LOUISIANA TO LAUREL MISSISSIPPI. EXPECT READINGS TO BE BETWEEN 29 AND 32 DEGREES FOR AT LEAST A FEW HOURS NORTH OF A GREENVILLE TO MERIDIAN LINE...WHILE MLOCATIONS TO THE SOUTH MAY ONLY EXPERIENCE FREEZING TEMPERATURES FOR AN HOUR OR TWO. A FREEZE WARNING IS IN EFFECT LATE TONIGHT THROUGH 8 AM SATURDAY MORNING FOR ALL THESE MENTIONED AREAS. LOCATIONS IN NORTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI SOUTH OF A RAYVILLE LOUISIANA TO LAUREL MISSISSIPPI LINE MAY BRIEFLY TOUCH THE FREEZING MARK AT SOME POINT AFTER MIDNIGHT TONIGHT...BUT A DAMAGING FREEZE IS NOT ANTICIPATED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY NIGHT THROUGH FRIDAY... ...DAYS TWO AND THREE...SATURDAY NIGHT THROUGH MONDAY NIGHT... FREEZING TEMPERATURES WILL AGAIN BE POSSIBLE FOR MUCH OF THE OUTLOOK AREA SATURDAY NIGHT AND AGAIN SUNDAY NIGHT. A COLD CANADIAN HIGH WILL CONTINUE TO SINK SOUTH AND EAST ACROSS THE REGION. LIGHT WINDS...PARTLY CLOUDY SKIES AND A COLD AIRMASS WILL PROBABLY LEAD TO FREEZING TEMPERATURES. LOW TEMPERATURES SATURDAY NIGHT AND SUNDAY NIGHT COULD SET NEW RECORDS FOR THE DATES...WITH VALUES IN THE UPPER 20S OVER A WIDE AREA. PRECAUTIONS SHOULD BE TAKEN SATURDAY AND SUNDAY NIGHTS TO PROTECT TENDER VEGETATION AND ANIMALS SUSCEPTIBLE TO COLD. ...DAYS FOUR THROUGH SEVEN...MONDAY NIGHT THROUGH FRIDAY... A RAPID WARMUP WILL BEGIN ON MONDAY AFTERNOON AS RETURN FLOW USHERS IN WARM AIR AND HELPS TO INCREASE THE MOISTURE. AN APPROACHING STORM SYSTEM TUESDAY WILL RESULT IN THE POSSIBILITY OF STRONG OR SEVERE THUNDERSTORMS SOMETIME TUESDAY NIGHT AND WEDNESDAY WHEN GREATER INSTABILITY COMBINES WITH INCREASING VERTICAL MOTION FIELDS. .SPOTTER CALL TO ACTION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS IS NOT CURRENTLY ANTICIPATED UNTIL AT LEAST THE MIDDLE OF NEXT WEEK. FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.SRH.NOAA.GOV/JAN. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
Nearby
Freeze Warnings in Mississippi, 2007Freeze Warnings in Louisiana, 2007Freeze Warnings in Arkansas, 2007Every freeze warning in 2007
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.