Alert archive / Mississippi / Freeze Warnings in 2021
Freeze Warning 1, NWS Jackson, MS
NWS Jackson, MS issued this freeze warning at Apr 1, 2021, 10:41 AM CDT for 29 counties in Mississippi; Ashley County, Chicot County, Arkansas; East Carroll Parish, Morehouse Parish, West Carroll Parish, Louisiana. It took effect at Apr 2, 2021, 12:00 AM CDT. It was in force for 9 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 1, 2021, 10:41 AM CDT (15:41 UTC)
- In effect from
- Apr 2, 2021, 12:00 AM CDT
- Expired
- Apr 2, 2021, 9:00 AM CDT
- In force
- 9 hr
- Issued by
- NWS Jackson, MS
All 34 counties
Ashley County, AR, Chicot County, AR, East Carroll Parish, LA, Morehouse Parish, LA, West Carroll Parish, LA, Attala County, MS, Bolivar County, MS, Carroll County, MS, Choctaw County, MS, Clarke County, MS, Clay County, MS, Grenada County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Jasper County, MS, Kemper County, MS, Lauderdale County, MS, Leake County, MS, Leflore County, MS, Lowndes County, MS, Madison County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Scott County, MS, Sharkey County, MS, Sunflower County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yazoo County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 3.7 hours before the alert went out and 82 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
- 2300 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- -275 m²/s²
- 0-3 km storm-relative helicity
- -217 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
808 WWUS74 KJAN 011541 NPWJAN URGENT - WEATHER MESSAGE National Weather Service Jackson MS 1041 AM CDT Thu Apr 1 2021 MSZ018-019-025>033-036>039-044>046-051-052-058-012345- /O.UPG.KJAN.FZ.A.0001.210402T0500Z-210402T1400Z/ /O.NEW.KJAN.FZ.W.0001.210402T0500Z-210402T1400Z/ Bolivar-Sunflower-Leflore-Grenada-Carroll-Montgomery-Webster-Clay- Lowndes-Choctaw-Oktibbeha-Holmes-Attala-Winston-Noxubee-Leake- Neshoba-Kemper-Newton-Lauderdale-Clarke- Including the cities of Cleveland, Indianola, Ruleville, Greenwood, Grenada, Vaiden, North Carrollton, Carrollton, Winona, Eupora, Mathiston, West Point, Columbus, Ackerman, Weir, Starkville, Durant, Tchula, Lexington, Pickens, Goodman, Kosciusko, Louisville, Macon, Brooksville, Carthage, Philadelphia, Pearl River, De Kalb, Scooba, Newton, Union, Decatur, Conehatta, Meridian, Quitman, Stonewall, and Shubuta 1041 AM CDT Thu Apr 1 2021 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...Portions of north central and east central Mississippi. * WHEN...From midnight tonight to 9 AM CDT Friday. * IMPACTS...Frost and freeze conditions will likely be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ ARZ074-075-LAZ007>009-016-MSZ034-035-040>043-047>050-055>057-065- 066-012345- /O.NEW.KJAN.FZ.A.0002.210402T0800Z-210402T1300Z/ Ashley-Chicot-Morehouse-West Carroll-East Carroll-Madison LA- Washington-Humphreys-Issaquena-Sharkey-Yazoo-Madison MS-Warren- Hinds-Rankin-Scott-Simpson-Smith-Jasper-Covington-Jones- Including the cities of Crossett, North Crossett, Hamburg, West Crossett, Dermott, Lake Village, Eudora, Bastrop, Oak Grove, Epps, Lake Providence, Tallulah, Greenville, Belzoni, Isola, Mayersville, Rolling Fork, Anguilla, Yazoo City, Ridgeland, Madison, Canton, Vicksburg, Jackson, Pearl, Brandon, Richland, Forest, Morton, Magee, Mendenhall, Taylorsville, Raleigh, Bay Springs, Heidelberg, Collins, Mount Olive, and Laurel 1041 AM CDT Thu Apr 1 2021 ...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING... * WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Portions of northeast Louisiana, central Mississippi, and southeast Arkansas. * WHEN...From late tonight through early Friday morning. * IMPACTS...Frost and freeze conditions could be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
3 follow-up statements
906 WWUS74 KJAN 012019 NPWJAN URGENT - WEATHER MESSAGE National Weather Service Jackson MS 319 PM CDT Thu Apr 1 2021 ARZ074-075-LAZ007>009-MSZ034-035-040>043-050-057-020430- /O.UPG.KJAN.FZ.A.0002.210402T0800Z-210402T1300Z/ /O.EXA.KJAN.FZ.W.0001.210402T0500Z-210402T1400Z/ Ashley-Chicot-Morehouse-West Carroll-East Carroll-Washington- Humphreys-Issaquena-Sharkey-Yazoo-Madison MS-Scott-Jasper- Including the cities of Crossett, North Crossett, Hamburg, West Crossett, Dermott, Lake Village, Eudora, Bastrop, Oak Grove, Epps, Lake Providence, Greenville, Belzoni, Isola, Mayersville, Rolling Fork, Anguilla, Yazoo City, Ridgeland, Madison, Canton, Forest, Morton, Bay Springs, and Heidelberg 319 PM CDT Thu Apr 1 2021 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Portions of northeast Louisiana, central, east central, northwest and west central Mississippi and southeast Arkansas. * WHEN...From midnight tonight to 9 AM CDT Friday. * IMPACTS...Frost and freeze conditions will likely be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MSZ018-019-025>033-036>039-044>046-051-052-058-020430- /O.CON.KJAN.FZ.W.0001.210402T0500Z-210402T1400Z/ Bolivar-Sunflower-Leflore-Grenada-Carroll-Montgomery-Webster-Clay- Lowndes-Choctaw-Oktibbeha-Holmes-Attala-Winston-Noxubee-Leake- Neshoba-Kemper-Newton-Lauderdale-Clarke- Including the cities of Cleveland, Indianola, Ruleville, Greenwood, Grenada, Vaiden, North Carrollton, Carrollton, Winona, Eupora, Mathiston, West Point, Columbus, Ackerman, Weir, Starkville, Durant, Tchula, Lexington, Pickens, Goodman, Kosciusko, Louisville, Macon, Brooksville, Carthage, Philadelphia, Pearl River, De Kalb, Scooba, Newton, Union, Decatur, Conehatta, Meridian, Quitman, Stonewall, and Shubuta 319 PM CDT Thu Apr 1 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...Portions of north central and east central Mississippi. * WHEN...From midnight tonight to 9 AM CDT Friday. * IMPACTS...Frost and freeze conditions will likely be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ LAZ015-023-025-MSZ053-054-059>064-072>074-020430- /O.EXA.KJAN.FZ.A.0002.210402T0800Z-210402T1300Z/ Richland-Franklin LA-Tensas-Claiborne-Copiah-Jefferson-Adams- Franklin MS-Lincoln-Lawrence-Jefferson Davis-Marion-Lamar-Forrest- Including the cities of Rayville, Delhi, Winnsboro, Newellton, St. Joseph, Waterproof, Port Gibson, Crystal Springs, Hazlehurst, Wesson, Fayette, Natchez, Bude, Roxie, Meadville, Brookhaven, Monticello, New Hebron, Prentiss, Bassfield, Columbia, West Hattiesburg, Lumberton, Purvis, and Hattiesburg 319 PM CDT Thu Apr 1 2021 ...FREEZE WATCH IN EFFECT FROM 3 AM CDT FRIDAY THROUGH EARLY FRIDAY MORNING... * WHAT...Sub-freezing temperatures as low as 31 possible. * WHERE...Portions of central, south central, southeast and southwest Mississippi and northeast Louisiana. * WHEN...From late tonight through early Friday morning. * IMPACTS...Frost and freeze conditions could be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ LAZ016-MSZ047>049-055-056-065-066-020430- /O.CON.KJAN.FZ.A.0002.210402T0800Z-210402T1300Z/ Madison LA-Warren-Hinds-Rankin-Simpson-Smith-Covington-Jones- Including the cities of Tallulah, Vicksburg, Jackson, Pearl, Brandon, Richland, Magee, Mendenhall, Taylorsville, Raleigh, Collins, Mount Olive, and Laurel 319 PM CDT Thu Apr 1 2021 ...FREEZE WATCH REMAINS IN EFFECT FROM 3 AM CDT FRIDAY THROUGH EARLY FRIDAY MORNING... * WHAT...Sub-freezing temperatures as low as 31 possible. * WHERE...Portions of northeast Louisiana, central Mississippi, and southeast Arkansas. * WHEN...From late tonight through early Friday morning. * IMPACTS...Frost and freeze conditions could be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
936 WWUS74 KJAN 020252 NPWJAN URGENT - WEATHER MESSAGE National Weather Service Jackson MS 952 PM CDT Thu Apr 1 2021 ARZ074-075-LAZ007>009-MSZ018-019-025>046-050>052-057-058-021100- /O.CON.KJAN.FZ.W.0001.210402T0500Z-210402T1400Z/ Ashley-Chicot-Morehouse-West Carroll-East Carroll-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- Scott-Newton-Lauderdale-Jasper-Clarke- Including the cities of Crossett, North Crossett, Hamburg, West Crossett, Dermott, Lake Village, Eudora, Bastrop, Oak Grove, Epps, Lake Providence, Cleveland, Indianola, Ruleville, Greenwood, Grenada, Vaiden, North Carrollton, Carrollton, Winona, Eupora, 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, Forest, Morton, Newton, Union, Decatur, Conehatta, Meridian, Bay Springs, Heidelberg, Quitman, Stonewall, and Shubuta 952 PM CDT Thu Apr 1 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...Portions of north central and east central Mississippi. * WHEN...From midnight tonight to 9 AM CDT Friday. * IMPACTS...Frost and freeze conditions will likely be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ LAZ015-016-023-025-MSZ047>049-053>056-059>066-072>074-021100- /O.CON.KJAN.FZ.A.0002.210402T0800Z-210402T1300Z/ Richland-Madison LA-Franklin LA-Tensas-Warren-Hinds-Rankin- Claiborne-Copiah-Simpson-Smith-Jefferson-Adams-Franklin MS- Lincoln-Lawrence-Jefferson Davis-Covington-Jones-Marion-Lamar- Forrest- Including the cities of Rayville, Delhi, Tallulah, Winnsboro, Newellton, St. Joseph, Waterproof, Vicksburg, Jackson, Pearl, Brandon, Richland, Port Gibson, Crystal Springs, Hazlehurst, Wesson, Magee, Mendenhall, Taylorsville, Raleigh, Fayette, Natchez, Bude, Roxie, Meadville, Brookhaven, Monticello, New Hebron, Prentiss, Bassfield, Collins, Mount Olive, Laurel, Columbia, West Hattiesburg, Lumberton, Purvis, and Hattiesburg 952 PM CDT Thu Apr 1 2021 ...FREEZE WATCH REMAINS IN EFFECT FROM 3 AM TO 8 AM CDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 31 possible. * WHERE...Portions of central, south central, southeast and southwest Mississippi and northeast Louisiana. * WHEN...From late tonight through early Friday morning. * IMPACTS...Frost and freeze conditions could be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$
113 WWUS74 KJAN 020856 NPWJAN URGENT - WEATHER MESSAGE National Weather Service Jackson MS 356 AM CDT Fri Apr 2 2021 LAZ015-016-023-025-MSZ047>049-053>056-059>066-072>074-021000- /O.CAN.KJAN.FZ.A.0002.000000T0000Z-210402T1300Z/ Richland-Madison LA-Franklin LA-Tensas-Warren-Hinds-Rankin- Claiborne-Copiah-Simpson-Smith-Jefferson-Adams-Franklin MS- Lincoln-Lawrence-Jefferson Davis-Covington-Jones-Marion-Lamar- Forrest- Including the cities of Rayville, Delhi, Tallulah, Winnsboro, Newellton, St. Joseph, Waterproof, Vicksburg, Jackson, Pearl, Brandon, Richland, Port Gibson, Crystal Springs, Hazlehurst, Wesson, Magee, Mendenhall, Taylorsville, Raleigh, Fayette, Natchez, Bude, Roxie, Meadville, Brookhaven, Monticello, New Hebron, Prentiss, Bassfield, Collins, Mount Olive, Laurel, Columbia, West Hattiesburg, Lumberton, Purvis, and Hattiesburg 356 AM CDT Fri Apr 2 2021 ...FREEZE WATCH IS CANCELLED... The National Weather Service in Jackson has cancelled the Freeze Watch for this morning. $$ ARZ074-075-LAZ007>009-MSZ018-019-025>046-050>052-057-058-021400- /O.CON.KJAN.FZ.W.0001.000000T0000Z-210402T1400Z/ Ashley-Chicot-Morehouse-West Carroll-East Carroll-Bolivar- Sunflower-Leflore-Grenada-Carroll-Montgomery-Webster-Clay-Lowndes- Choctaw-Oktibbeha-Washington-Humphreys-Holmes-Attala-Winston- Noxubee-Issaquena-Sharkey-Yazoo-Madison MS-Leake-Neshoba-Kemper- Scott-Newton-Lauderdale-Jasper-Clarke- Including the cities of Crossett, North Crossett, Hamburg, West Crossett, Dermott, Lake Village, Eudora, Bastrop, Oak Grove, Epps, Lake Providence, Cleveland, Indianola, Ruleville, Greenwood, Grenada, Vaiden, North Carrollton, Carrollton, Winona, Eupora, Mathiston, West Point, Columbus, Ackerman, Weir, Starkville, Greenville, Belzoni, Isola, Durant, Tchula, Lexington, Pickens, Goodman, Kosciusko, Louisville, Macon, Brooksville, Mayersville, Rolling Fork, Anguilla, Yazoo City, Ridgeland, Madison, Canton, Carthage, Philadelphia, Pearl River, De Kalb, Scooba, Forest, Morton, Newton, Union, Decatur, Conehatta, Meridian, Bay Springs, Heidelberg, Quitman, Stonewall, and Shubuta 356 AM CDT Fri Apr 2 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...Portions of north central and east central Mississippi. * WHEN...From midnight tonight to 9 AM CDT Friday. * IMPACTS...Frost and freeze conditions will likely be capable of killing crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 8:39 AM CDT | River Flood Warning | JAN | Neshoba | 3 days |
| Apr 1, 10:41 AM CDT | Freeze Watch | JAN | Adams, Claiborne, Copiah, Covington, Forrest, Franklin and 20 more | 17 hr |
Nearby
Freeze Warnings in Mississippi, 2021Freeze Warnings in Louisiana, 2021Freeze Warnings in Arkansas, 2021Every freeze warning in 2021
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.