Alert archive / Mississippi / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 387, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Dec 23, 2015, 6:14 AM CST for Attala County, Holmes County, Yazoo County, Mississippi. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 23, 2015, 6:14 AM CST (12:14 UTC)
- Expired
- Dec 23, 2015, 6:40 AM CST
- In force
- 26 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Attala County, MS, Holmes County, MS, Yazoo County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 80 km from the middle of the area, began a volume at 12:16 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 0.2 hours before the alert went out and 75 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
- 57 J/kg
- Mixed-layer CIN
- -183 J/kg
- Mixed-layer LCL
- 670 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 298 m²/s²
- 0-3 km storm-relative helicity
- 382 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Dec 23, 4:08 AM CST, 2 hours 6 minutes earlier.
Area forecast discussion, Dec 23, 4:08 AM CST, 2 hours 6 minutes before
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</html>Hazardous weather outlook, Dec 23, 4:42 AM CST, 1 hour 32 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 442 AM CST WED DEC 23 2015 ARZ074-075-LAZ007>009-MSZ018-019-025>041-241045- 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- 442 AM CST WED DEC 23 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST ARKANSAS...NORTHEAST LOUISIANA...CENTRAL MISSISSIPPI...AND NORTH CENTRAL MISSISSIPPI. .DAY ONE...TODAY AND TONIGHT TORNADOES THREAT...SIGNIFICANT TIMING...THROUGH THIS EVENING SEVERE THUNDERSTORMS THREAT...SIGNIFICANT TIMING...THROUGH THIS EVENING A SEVERE WEATHER EVENT IS ANTICIPATED TODAY INTO THIS EVENING...WITH A COUPLE OF STRONG TORNADOES...DAMAGING WIND GUSTS...AND STORMS PRODUCING HAIL UP TO GOLF BALL SIZE POSSIBLE. SEVERE STORMS WILL BE POSSIBLE AT ANY TIME DURING THIS PERIOD...BUT THE GREATEST THREAT FOR STRONG TORNADOES SHOULD BE IN THE AFTERNOON TO EARLY EVENING. (WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=1) .DAYS TWO THROUGH SEVEN...THURSDAY 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 MAY BE NEEDED FOR PORTIONS OF THE REGION TODAY THROUGH TONIGHT. LAZ015-016-023>026-MSZ042>066-072>074-241045- RICHLAND-MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-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- 442 AM CST WED DEC 23 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST LOUISIANA...CENTRAL MISSISSIPPI...AND SOUTH CENTRAL MISSISSIPPI. .DAY ONE...TODAY AND TONIGHT TORNADOES THREAT...ELEVATED TIMING...THROUGH THIS EVENING SEVERE THUNDERSTORMS THREAT...ELEVATED TIMING...THROUGH THIS EVENING A SEVERE WEATHER EVENT IS ANTICIPATED TODAY INTO THIS EVENING...WITH THE POSSIBILITY OF TORNADOES...DAMAGING WIND GUSTS...AND HAIL UP TO GOLF BALL SIZE POSSIBLE. SEVERE STORMS WILL BE POSSIBLE AT ANY TIME DURING THIS PERIOD...BUT THE GREATEST THREAT FOR TORNADOES SHOULD BE IN THE AFTERNOON TO EARLY EVENING. (WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=1) .DAYS TWO THROUGH SEVEN...THURSDAY 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 MAY BE NEEDED FOR PORTIONS OF THE REGION TODAY THROUGH TONIGHT. 15 && ...HAZARD LEGEND... *TORNADOES* EXTREME...CONFIDENT IN STRONG TORNADOES WITH RATINGS EF2 OR GREATER. SIGNIFICANT...STRONG TORNADOES POSSIBLE WITH RATINGS EF2 OR GREATER. ELEVATED...CONFIDENT IN TORNADOES. LIMITED...TORNADOES POSSIBLE. *SEVERE THUNDERSTORMS* EXTREME...CONFIDENT IN SEVERE THUNDERSTORMS WITH WIND GUSTS OF 75 MPH OR GREATER AND/OR 2 INCH DIAMETER OR LARGER HAIL. SIGNIFICANT...SEVERE THUNDERSTORMS POSSIBLE WITH WIND GUSTS OF 75 MPH OR GREATER AND/OR 2 INCH DIAMETER OR LARGER HAIL. ELEVATED...CONFIDENT IN SEVERE THUNDERSTORMS WITH WINDS GUSTS OF 60 MPH OR GREATER AND/OR 1 INCH DIAMETER OR LARGER HAIL. LIMITED...SEVERE THUNDERSTORMS POSSIBLE WITH WIND GUSTS OF 60 MPH OR GREATER AND/OR 1 INCH DIAMETER OR LARGER HAIL. ...USEFUL WEATHER WEB PAGES (URLS)... NWS JAN HOME PAGE... WWW.WEATHER.GOV/JAN STAY AWARE, STAY SAFE NWS JAN BRIEFING PAGE... WWW.SRH.NOAA.GOV/JAN/?N=SAFE FIND NWS JAN ON FACEBOOK... WWW.FACEBOOK.COM/NWSJACKSONMS FOLLOW NWS JAN ON TWITTER... @NWSJACKSONMS ...ADDITIONAL URLS FOR SEVERE WEATHER ISSUES... STORM PREDICTION CENTER (SPC)... WWW.SPC.NOAA.GOV/ SPC...MESO ANALYSIS... WWW.SPC.NOAA.GOV/EXPER/MESOANALYSIS/NEW/# SPC...DAY 1 THROUGH 3 OUTLOOKS... WWW.SPC.NOAA.GOV/PRODUCTS/OUTLOOK/ SPC...STORM REPORTS... WWW.SPC.NOAA.GOV/CLIMO/ NWS JAN CURRENT SVR/TOR WATCHES... WWW.SRH.NOAA.GOV/RTIMAGES/JAN/WATCH/TOASVA.PNG PLEASE CONVERT ALL WEB ADDRESSES TO LOWER CASE BEFORE ENTERING!
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 22, 7:01 PM CST | Special Weather Statement | JAN | Adams | 44 min |
| Dec 23, 7:25 AM CST | Special Weather Statement | JAN | Marion | 35 min |
| Dec 23, 7:45 AM CST | Severe Thunderstorm Warning | JAN | Covington, Forrest, Jones, Lamar | 60 min |
| Dec 23, 9:08 AM CST | Special Weather Statement | JAN | Clarke | 37 min |
| Dec 23, 1:12 PM CST | Special Weather Statement | JAN | Forrest | 48 min |
| Dec 23, 1:42 PM CST | Severe Thunderstorm Warning | JAN | Jones | 33 min |
| Dec 23, 1:54 PM CST | Special Weather Statement | JAN | Lawrence | 36 min |
| Dec 23, 2:17 PM CST | Severe Thunderstorm Warning | JAN | Jefferson Davis, Lawrence, Simpson | 43 min |
| Dec 23, 2:26 PM CST | Special Weather Statement | JAN | Washington | 34 min |
| Dec 23, 2:30 PM CST | Tornado Warning | JAN | Simpson, Smith | 60 min |
| Dec 23, 2:34 PM CST | Special Weather Statement | JAN | Bolivar | 26 min |
| Dec 23, 2:42 PM CST | Severe Thunderstorm Warning | JAN | Bolivar | 22 min |
| Dec 23, 2:58 PM CST | Tornado Warning | JAN | Bolivar | 17 min |
| Dec 23, 3:27 PM CST | Tornado Warning | JAN | Bolivar, Washington | 63 min |
| Dec 23, 3:33 PM CST | Severe Thunderstorm Warning | JAN | Sunflower | 42 min |
| Dec 23, 3:38 PM CST | Tornado Warning | JAN | Newton | 16 min |
| Dec 23, 3:46 PM CST | Special Weather Statement | JAN | Jones, Lamar | 29 min |
| Dec 23, 3:53 PM CST | Severe Thunderstorm Warning | JAN | Jones | 67 min |
| Dec 23, 3:57 PM CST | Special Weather Statement | JAN | Smith | 48 min |
| Dec 23, 4:04 PM CST | Flash Flood Warning | JAN | Jones | 3 hr |
| Dec 23, 4:48 PM CST | Special Weather Statement | JAN | Clarke | 42 min |
| Dec 23, 5:00 PM CST | Special Weather Statement | JAN | Bolivar | 30 min |
| Dec 23, 5:09 PM CST | Tornado Warning | JAN | Clarke | 24 min |
| Dec 23, 5:15 PM CST | Severe Thunderstorm Warning | JAN | Sunflower | 15 min |
| Dec 23, 5:29 PM CST | Flash Flood Warning | JAN | Clarke | 3 hr |
| Dec 23, 5:37 PM CST | Special Weather Statement | JAN | Clarke | 23 min |
| Dec 23, 3:18 PM CST | Special Weather Statement | JAN | Ashley | 27 min |
| Dec 23, 4:13 PM CST | Special Weather Statement | JAN | Chicot | 32 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2015Every severe thunderstorm warning in 2015
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.