Alert archive / Mississippi / Frost Advisories in 2021
Frost Advisory 5, NWS Memphis, TN
NWS Memphis, TN issued this frost advisory at Nov 3, 2021, 3:26 AM CDT for 14 counties in Mississippi; Lee County, Phillips County, Arkansas. It took effect at Nov 4, 2021, 1:00 AM CDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Nov 3, 2021, 3:26 AM CDT (08:26 UTC)
- In effect from
- Nov 4, 2021, 1:00 AM CDT
- Expired
- Nov 4, 2021, 9:00 AM CDT
- In force
- 8 hr
- Issued by
- NWS Memphis, TN
Counties Lee County, AR, Phillips County, AR, Alcorn County, MS, Benton County, MS, Coahoma County, MS, DeSoto County, MS, Lafayette County, MS, Marshall County, MS, Panola County, MS, Prentiss County, MS, Quitman County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Union County, MS
The radar
The Memphis radar (KNQA), 85 km from the middle of the area, began a volume at 08:25 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
Little Rock, AR (KLZK), launched 00:00Z, 8.4 hours before the alert went out and 38 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
- 923 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
068 WWUS74 KMEG 030826 NPWMEG URGENT - WEATHER MESSAGE National Weather Service Memphis TN 326 AM CDT Wed Nov 3 2021 ARZ009-018-026>028-MOZ113-115-TNZ001>004-019>022-048>052-054-055- 032100- /O.UPG.KMEG.FZ.A.0004.211104T0600Z-211104T1400Z/ /O.NEW.KMEG.FZ.W.0006.211104T0600Z-211104T1400Z/ /O.NEW.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ Clay-Greene-Craighead-Poinsett-Mississippi-Dunklin-Pemiscot-Lake- Obion-Weakley-Henry-Dyer-Gibson-Carroll-Benton TN-Lauderdale- Tipton-Haywood-Crockett-Madison-Henderson-Decatur- Including the cities of Piggott, Corning, Paragould, Jonesboro, Harrisburg, Blytheville, Kennett, Caruthersville, Tiptonville, Union City, Martin, Dresden, Paris, Dyersburg, Humboldt, Milan, Huntingdon, Camden, Ripley TN, Covington, Brownsville, Alamo, Jackson, Lexington, Parsons, and Decaturville 326 AM CDT Wed Nov 3 2021 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... ...FREEZE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 expected. For the Freeze Watch, sub-freezing temperatures as low as 28 possible. * WHERE...Portions of West Tennessee, East Arkansas and Southeast Missouri. * WHEN...For the Freeze Warning, from 1 AM to 9 AM CDT Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. 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. && $$ ARZ035-036-048-TNZ053-088>092-032100- /O.NEW.KMEG.FZ.W.0006.211104T0600Z-211104T1400Z/ /O.NEW.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ Cross-Crittenden-St. Francis-Chester-Shelby-Fayette-Hardeman- McNairy-Hardin- Including the cities of Wynne, West Memphis, Forrest City, Henderson, Bartlett, Germantown, Collierville, Memphis, Millington, Somerville, Oakland, Bolivar, Selmer, and Savannah 326 AM CDT Wed Nov 3 2021 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... ...FREEZE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 31 expected. For the Freeze Watch, sub-freezing temperatures as low as 29 possible. * WHERE...In Tennessee, Chester, Shelby, Fayette, Hardeman, McNairy and Hardin Counties. In Arkansas, Cross, Crittenden and St. Francis Counties. * WHEN...For the Freeze Warning, from 1 AM to 9 AM CDT Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ ARZ049-MSZ001>005-007-008-012>014-032100- /O.NEW.KMEG.FR.Y.0005.211104T0600Z-211104T1400Z/ /O.NEW.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ Lee AR-DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tunica-Tate-Panola- Lafayette-Union- Including the cities of Marianna, Southaven, Olive Branch, Holly Springs, Ashland, Ripley MS, Corinth, Tunica, Senatobia, Batesville, Oxford, and New Albany 326 AM CDT Wed Nov 3 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... ...FREEZE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * WHAT...For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 31 possible. * WHERE...Portions of North Mississippi and East Arkansas. * WHEN...For the Frost Advisory, from 1 AM to 9 AM CDT Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. 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. && $$ MSZ006-009-032100- /O.NEW.KMEG.FR.Y.0005.211104T0600Z-211104T1400Z/ Tishomingo-Prentiss- Including the cities of Iuka and Booneville 326 AM CDT Wed Nov 3 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... * WHAT...Temperatures as low as 35 will result in frost formation. * WHERE...Tishomingo and Prentiss Counties. * WHEN...From 1 AM to 9 AM CDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
2 follow-up statements
524 WWUS74 KMEG 032006 NPWMEG URGENT - WEATHER MESSAGE National Weather Service Memphis TN 306 PM CDT Wed Nov 3 2021 ARZ009-018-026>028-035-036-048-MOZ113-115-TNZ001>004-019>022- 048>055-088>092-041000- /O.CON.KMEG.FZ.W.0006.211104T0600Z-211104T1400Z/ /O.CON.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ Clay-Greene-Craighead-Poinsett-Mississippi-Cross-Crittenden- St. Francis-Dunklin-Pemiscot-Lake-Obion-Weakley-Henry-Dyer-Gibson- Carroll-Benton TN-Lauderdale-Tipton-Haywood-Crockett-Madison- Chester-Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin- Including the cities of Piggott, Corning, Paragould, Jonesboro, Harrisburg, Blytheville, Wynne, West Memphis, Forrest City, Kennett, Caruthersville, Tiptonville, Union City, Martin, Dresden, Paris, Dyersburg, Humboldt, Milan, Huntingdon, Camden, Ripley TN, Covington, Brownsville, Alamo, Jackson, Henderson, Lexington, Parsons, Decaturville, Bartlett, Germantown, Collierville, Memphis, Millington, Somerville, Oakland, Bolivar, Selmer, and Savannah 306 PM CDT Wed Nov 3 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... ...FREEZE WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 expected. For the Freeze Watch, sub-freezing temperatures as low as 28 possible. * WHERE...Portions of West Tennessee, East Arkansas and Southeast Missouri. * WHEN...For the Freeze Warning, from 1 AM to 9 AM CDT Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. 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. && $$ ARZ058-MSZ010-011-041000- /O.EXA.KMEG.FR.Y.0005.211104T0600Z-211104T1400Z/ /O.EXA.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ Phillips-Coahoma-Quitman- Including the cities of Helena, West Helena, Clarksdale, and Marks 306 PM CDT Wed Nov 3 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... ...FREEZE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * WHAT...For the Frost Advisory, temperatures as low as 34 will result in frost formation. For the Freeze Watch, freezing temperatures of 32 possible. * WHERE...In Mississippi, Coahoma and Quitman Counties. In Arkansas, Phillips County. * WHEN...For the Freeze Warning, from 1 AM to 9 AM CDT Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS... PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ ARZ049-MSZ001>005-007-008-012>014-041000- /O.CON.KMEG.FR.Y.0005.211104T0600Z-211104T1400Z/ /O.CON.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ Lee AR-DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tunica-Tate-Panola- Lafayette-Union- Including the cities of Marianna, Southaven, Olive Branch, Holly Springs, Ashland, Ripley MS, Corinth, Tunica, Senatobia, Batesville, Oxford, and New Albany 306 PM CDT Wed Nov 3 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... ...FREEZE WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... * WHAT...For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 31 possible. * WHERE...Portions of North Mississippi and East Arkansas. * WHEN...For the Frost Advisory, from 1 AM to 9 AM CDT Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. 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. && $$ MSZ006-009-041000- /O.CON.KMEG.FR.Y.0005.211104T0600Z-211104T1400Z/ Tishomingo-Prentiss- Including the cities of Iuka and Booneville 306 PM CDT Wed Nov 3 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY... * WHAT...Temperatures as low as 35 will result in frost formation. * WHERE...Tishomingo and Prentiss Counties. * WHEN...From 1 AM to 9 AM CDT Thursday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ SJM
702 WWUS74 KMEG 040814 NPWMEG URGENT - WEATHER MESSAGE National Weather Service Memphis TN 314 AM CDT Thu Nov 4 2021 ARZ009-018-026>028-035-036-048-MOZ113-115-TNZ001>004-019>022- 048>055-088>092-041615- /O.UPG.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ /O.NEW.KMEG.FZ.W.0007.211105T0600Z-211105T1400Z/ /O.CON.KMEG.FZ.W.0006.000000T0000Z-211104T1400Z/ Clay-Greene-Craighead-Poinsett-Mississippi-Cross-Crittenden- St. Francis-Dunklin-Pemiscot-Lake-Obion-Weakley-Henry-Dyer-Gibson- Carroll-Benton TN-Lauderdale-Tipton-Haywood-Crockett-Madison- Chester-Henderson-Decatur-Shelby-Fayette-Hardeman-McNairy-Hardin- Including the cities of Piggott, Corning, Paragould, Jonesboro, Harrisburg, Blytheville, Wynne, West Memphis, Forrest City, Kennett, Caruthersville, Tiptonville, Union City, Martin, Dresden, Paris, Dyersburg, Humboldt, Milan, Huntingdon, Camden, Ripley TN, Covington, Brownsville, Alamo, Jackson, Henderson, Lexington, Parsons, Decaturville, Bartlett, Germantown, Collierville, Memphis, Millington, Somerville, Oakland, Bolivar, Selmer, and Savannah 314 AM CDT Thu Nov 4 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * WHAT...For the first Freeze Warning, sub-freezing temperatures as low as 31. For the second Freeze Warning, sub-freezing temperatures as low as 29 expected. * WHERE...Portions of West Tennessee, East Arkansas and Southeast Missouri. * WHEN...For the Freeze Warning, until 9 AM CDT this morning. For the Freeze Warning, from 1 AM to 9 AM CDT Friday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. 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. && $$ ARZ058-MSZ010-011-041615- /O.UPG.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ /O.NEW.KMEG.FZ.W.0007.211105T0600Z-211105T1400Z/ /O.CON.KMEG.FR.Y.0005.000000T0000Z-211104T1400Z/ Phillips-Coahoma-Quitman- Including the cities of Helena, West Helena, Clarksdale, and Marks 314 AM CDT Thu Nov 4 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 31 expected. For the Frost Advisory, temperatures as low as 35 will result in frost formation. * WHERE...In Mississippi, Coahoma and Quitman Counties. In Arkansas, Phillips County. * WHEN...For the Freeze Warning, from 1 AM to 9 AM CDT Friday. For the Frost Advisory, until 9 AM CDT this morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ ARZ049-MSZ001>005-007-008-012>014-041615- /O.UPG.KMEG.FZ.A.0005.211105T0600Z-211105T1400Z/ /O.NEW.KMEG.FZ.W.0007.211105T0600Z-211105T1400Z/ /O.CON.KMEG.FR.Y.0005.000000T0000Z-211104T1400Z/ Lee AR-DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tunica-Tate-Panola- Lafayette-Union- Including the cities of Marianna, Southaven, Olive Branch, Holly Springs, Ashland, Ripley MS, Corinth, Tunica, Senatobia, Batesville, Oxford, and New Albany 314 AM CDT Thu Nov 4 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 31 expected. For the Frost Advisory, temperatures as low as 33 will result in frost formation. * WHERE...Portions of North Mississippi and East Arkansas. * WHEN...For the Freeze Warning, from 1 AM to 9 AM CDT Friday. For the Frost Advisory, until 9 AM CDT this morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. 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. && $$ MSZ006-009-041615- /O.NEW.KMEG.FZ.W.0007.211105T0600Z-211105T1400Z/ /O.CON.KMEG.FR.Y.0005.000000T0000Z-211104T1400Z/ Tishomingo-Prentiss- Including the cities of Iuka and Booneville 314 AM CDT Thu Nov 4 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 31 expected. For the Frost Advisory, temperatures as low as 36 will result in frost formation. * WHERE...Tishomingo and Prentiss Counties. * WHEN...For the Freeze Warning, from 1 AM to 9 AM CDT Friday. For the Frost Advisory, until 9 AM CDT this morning. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ MSZ020-041615- /O.NEW.KMEG.FZ.W.0007.211105T0600Z-211105T1400Z/ Tallahatchie- Including the city of Charleston 314 AM CDT Thu Nov 4 2021 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 32 expected. * WHERE...Tallahatchie County. * WHEN...From 1 AM to 9 AM CDT Friday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. 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. && $$ MSZ015>017-021>024-041615- /O.NEW.KMEG.FR.Y.0006.211105T0600Z-211105T1400Z/ Pontotoc-Lee MS-Itawamba-Yalobusha-Calhoun-Chickasaw-Monroe- Including the cities of Pontotoc, Tupelo, Fulton, Water Valley, Coffeeville, Bruce, Calhoun City, Houston, Okolona, Amory, and Aberdeen 314 AM CDT Thu Nov 4 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Pontotoc, Lee MS, Itawamba, Yalobusha, Calhoun, Chickasaw and Monroe Counties. * WHEN...From 1 AM to 9 AM CDT Friday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 3, 3:26 AM CDT | Freeze Watch | MEG | Alcorn, Benton, Coahoma, DeSoto, Lafayette, Marshall and 6 more | 24 hr |
| Nov 3, 3:26 AM CDT | Freeze Warning | MEG | Clay, Craighead, Crittenden, Cross, Greene, Mississippi and 2 more | 30 hr |
Nearby
Frost Advisories in Mississippi, 2021Frost Advisories in Arkansas, 2021Every frost advisory 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; radar from the NEXRAD Level II archive.