Alert archive / Mississippi / Tornado Warnings in 2017

Tornado Warning 57, NWS Jackson, MS

April 30, 2017Copiah County, Hinds County, Rankin County, Mississippi

NWS Jackson, MS issued this tornado warning at Apr 30, 2017, 8:01 AM CDT for Copiah County, Hinds County, Rankin County, Mississippi. It was in force for 44 min. 5 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Apr 30, 2017, 8:01 AM CDT (13:01 UTC)
Expired: Apr 30, 2017, 8:45 AM CDT
In force: 44 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Copiah County, MS, Hinds County, MS, Rankin County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 38 km from the middle of the area, began a volume at 13:03 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.

What was reported inside it

Time	Report	Where	Remark
Apr 30, 8:01 AM CDT	TORNADO	4 Wsw Hazlehurst, MS	THIS TORNADO TOUCHED DOWN ALONG HIGHWAY 28, UPROOTING SOME TREES AND SNAPPING LARGE LIMBS. IT CONTINUED NORTHEAST, CROSSING DENTVILLE ROAD AND WELCH LANE BEFORE CROSSING I-55. MANY TREES WERE UPROOTED ALONG THE PATH. THE TORNADO THEN CROSSED US-51, UPROOTING S
Apr 30, 8:10 AM CDT	TSTM WND DMG	Hazlehurst, MS	NUMEROUS TREES AND POWER LINES BLOWN DOWN ACROSS THE COUNTY.
Apr 30, 8:15 AM CDT	TSTM WND DMG	Crystal Springs, MS	NUMEROUS TREES AND POWER LINES BLOWN DOWN ACROSS THE COUNTY.
Apr 30, 8:23 AM CDT	TORNADO	2 Sw Terry, MS	THIS WEAK TORNADO TOUCHED DOWN ALONG VOLLEY CAMPBELL ROAD AND MOVED ACROSS SOME PERSONAL PROPERTY. A COUPLE OF TREES WERE UPROOTED ALONG WITH MANY LARGE LIMBS BROKEN IN TREES. A METAL SHED HAD MOST OF THE ROOF OFF AND A COUPLE WALLS DAMAGED. A HORSE TRAILER WA
Apr 30, 8:33 AM CDT	TSTM WND DMG	Florence, MS	TREES DOWN IN FLORENCE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 30, 7:32 AM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 1.0 hours before the alert went out and 37 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 647 J/kg
Mixed-layer CIN: -84 J/kg
Mixed-layer LCL: 920 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 221 m²/s²
0-3 km storm-relative helicity: 398 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 3.0

Open this sounding in Storm Lab

The text

As transmitted.

020 
WFUS54 KJAN 301301
TORJAN
MSC029-049-121-301345-
/O.NEW.KJAN.TO.W.0057.170430T1301Z-170430T1345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
801 AM CDT SUN APR 30 2017

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Southwestern Rankin County in central Mississippi...
  Southeastern Hinds County in central Mississippi...
  Northeastern Copiah County in central Mississippi...

* Until 845 AM CDT
    
* At 801 AM CDT, a severe thunderstorm capable of producing a tornado
  was located near Gallman, or near Crystal Springs, moving northeast
  at 65 mph.

  HAZARD...Tornado. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This dangerous storm will be near...
  Crystal Springs around 805 AM CDT. 
  Terry around 815 AM CDT. 
  Jackson, Byram and Whites around 820 AM CDT. 
  Richland, Florence and Monterey around 825 AM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3181 9043 3204 9056 3227 9018 3218 8998
      3205 9014 3205 9023 3203 9025 3202 9023
      3202 9022 3201 9023 3199 9022
TIME...MOT...LOC 1301Z 219DEG 55KT 3195 9046 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

DL

2 follow-up statements

741 
WWUS54 KJAN 301314
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
814 AM CDT SUN APR 30 2017

MSC029-049-121-301345-
/O.CON.KJAN.TO.W.0057.000000T0000Z-170430T1345Z/
Rankin MS-Hinds MS-Copiah MS-
814 AM CDT SUN APR 30 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM CDT FOR
SOUTHWESTERN RANKIN...SOUTHEASTERN HINDS AND NORTHEASTERN COPIAH
COUNTIES...
    
At 813 AM CDT, a severe thunderstorm capable of producing a tornado 
was located near Crystal Springs, moving northeast at 40 mph. 
Additional Tornado Warnings are in effect for western portions of 
Hinds County.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Terry around 825 AM CDT. 
  Byram and Whites around 830 AM CDT. 
  Jackson and Florence around 835 AM CDT. 
  Richland around 840 AM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3188 9035 3205 9054 3227 9018 3218 8998
      3205 9014 3205 9023 3203 9025 3202 9023
      3202 9022 3201 9023 3199 9022
TIME...MOT...LOC 1313Z 217DEG 35KT 3204 9039 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

DL

226 
WWUS54 KJAN 301328
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
828 AM CDT SUN APR 30 2017

MSC029-301338-
/O.CAN.KJAN.TO.W.0057.000000T0000Z-170430T1345Z/
Copiah MS-
828 AM CDT SUN APR 30 2017

...THE TORNADO WARNING FOR NORTHEASTERN COPIAH COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 300 PM CDT for central
Mississippi.

LAT...LON 3227 9018 3218 8998 3205 9014 3205 9030
      3214 9040
TIME...MOT...LOC 1328Z 234DEG 52KT 3214 9023 

$$

MSC049-121-301345-
/O.CON.KJAN.TO.W.0057.000000T0000Z-170430T1345Z/
Rankin MS-Hinds MS-
828 AM CDT SUN APR 30 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM CDT FOR
SOUTHWESTERN RANKIN AND SOUTHEASTERN HINDS COUNTIES...
    
At 828 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Byram, moving northeast at 60 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Richland and Monterey around 835 AM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3227 9018 3218 8998 3205 9014 3205 9030
      3214 9040
TIME...MOT...LOC 1328Z 234DEG 52KT 3214 9023 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

DL

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 30, 5:29 AM CDT	Severe Thunderstorm Warning	JAN	Adams	61 min
Apr 30, 6:10 AM CDT	Flash Flood Warning	JAN	Adams	4 hr
Apr 30, 6:14 AM CDT	Tornado Warning	JAN	Adams	34 min
Apr 30, 6:34 AM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Warren	56 min
Apr 30, 6:41 AM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	49 min
Apr 30, 6:43 AM CDT	Tornado Warning	JAN	Warren	62 min
Apr 30, 6:50 AM CDT	Severe Thunderstorm Warning	JAN	Adams, Franklin, Jefferson	55 min
Apr 30, 7:20 AM CDT	Tornado Warning Tornado observed	JAN	Issaquena, Sharkey, Warren, Yazoo	55 min
Apr 30, 7:21 AM CDT	Tornado Warning	JAN	Claiborne, Copiah, Jefferson	39 min
Apr 30, 7:28 AM CDT	Tornado Warning	JAN	Claiborne, Hinds, Warren	62 min
Apr 30, 7:35 AM CDT	Severe Thunderstorm Warning	JAN	Copiah, Franklin, Lincoln	40 min
Apr 30, 7:56 AM CDT	Severe Thunderstorm Warning	JAN	Copiah, Hinds, Madison, Rankin, Simpson	64 min
Apr 30, 7:57 AM CDT	Tornado Warning	JAN	Hinds	48 min
Apr 30, 8:06 AM CDT	Severe Thunderstorm Warning	JAN	Humphreys, Yazoo	54 min
Apr 30, 8:12 AM CDT	Flash Flood Warning	JAN	Franklin, Lincoln	3 hr
Apr 30, 8:13 AM CDT	Tornado Warning	JAN	Hinds, Madison, Warren, Yazoo	62 min
Apr 30, 8:20 AM CDT	Tornado Warning	JAN	Holmes, Humphreys, Yazoo	55 min
Apr 30, 8:31 AM CDT	Tornado Warning	JAN	Hinds, Madison	59 min
Apr 30, 8:59 AM CDT	Severe Thunderstorm Warning	JAN	Rankin, Scott, Simpson, Smith	61 min
Apr 30, 9:00 AM CDT	Flash Flood Warning	JAN	Humphreys, Issaquena, Sharkey, Warren, Yazoo	3 hr
Apr 30, 9:05 AM CDT	Tornado Warning Tornado observed	JAN	Attala, Holmes, Madison, Yazoo	55 min
Apr 30, 9:09 AM CDT	Severe Thunderstorm Warning	JAN	Carroll, Holmes, Humphreys, Leflore	66 min
Apr 30, 9:18 AM CDT	Tornado Warning	JAN	Scott	42 min
Apr 30, 9:30 AM CDT	Flash Flood Warning	JAN	Attala, Holmes, Humphreys, Madison	3 hr
Apr 30, 9:37 AM CDT	Tornado Warning	JAN	Carroll, Holmes, Montgomery	53 min
Apr 30, 9:48 AM CDT	Tornado Warning Tornado observed	JAN	Leake, Neshoba, Newton, Scott	57 min
Apr 30, 9:50 AM CDT	Severe Thunderstorm Warning	JAN	Grenada, Leflore	40 min
Apr 30, 9:50 AM CDT	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis, Lamar, Marion	55 min
Apr 30, 9:53 AM CDT	Severe Thunderstorm Warning	JAN	Attala, Montgomery, Webster	52 min
Apr 30, 9:54 AM CDT	Flash Flood Warning	JAN	Copiah, Covington, Jefferson Davis, Lawrence, Simpson, Smith	3 hr
Apr 30, 10:05 AM CDT	Tornado Warning	JAN	Montgomery, Webster	27 min
Apr 30, 10:07 AM CDT	Severe Thunderstorm Warning	JAN	Kemper, Lauderdale, Neshoba, Newton	38 min
Apr 30, 10:16 AM CDT	Severe Thunderstorm Warning	JAN	Grenada, Montgomery	22 min
Apr 30, 10:22 AM CDT	Tornado Warning	JAN	Grenada	23 min
Apr 30, 10:33 AM CDT	Severe Thunderstorm Warning	JAN	Noxubee, Winston	57 min
Apr 30, 10:43 AM CDT	Severe Thunderstorm Warning	JAN	Covington, Forrest, Jones, Lamar	62 min
Apr 30, 10:45 AM CDT	Severe Thunderstorm Warning	JAN	Kemper, Lauderdale, Noxubee	60 min
Apr 30, 10:59 AM CDT	Tornado Warning	JAN	Kemper, Noxubee	43 min
Apr 30, 11:12 AM CDT	Flash Flood Warning	JAN	Covington, Forrest, Jones, Lamar, Marion	3 hr
Apr 30, 11:24 AM CDT	Severe Thunderstorm Warning	JAN	Lowndes	36 min
Apr 30, 11:33 AM CDT	Flash Flood Warning	JAN	Covington, Forrest, Jones	3 hr
Apr 30, 11:42 AM CDT	Tornado Warning	JAN	Lowndes	8 min
Apr 30, 12:31 PM CDT	Severe Thunderstorm Warning	JAN	Forrest, Jones	34 min

Nearby

Tornado Warnings in Mississippi, 2017 Every tornado warning in 2017 Tornadoes in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.