Alert archive / Mississippi / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 9, NWS Mobile, AL

January 2, 20175 counties in Mississippi; Choctaw County, Clarke County, Washington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jan 2, 2017, 3:07 PM CST for 5 counties in Mississippi; Choctaw County, Clarke County, Washington County, Alabama. It was in force for 53 min. 2 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: Jan 2, 2017, 3:07 PM CST (21:07 UTC)
Expired: Jan 2, 2017, 4:00 PM CST
In force: 53 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 60.0 mph

Counties Choctaw County, AL, Clarke County, AL, Washington County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS

The radar

The Mobile radar (KMOB), 104 km from the middle of the area, began a volume at 21:11 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
Jan 2, 3:26 PM CST	TSTM WND DMG	3 Sse Indian Springs, MS	TREES AND POWER LINES DOWN ON MEMORIAL CHURCH RD. TIME ESTIMATED VIA RADAR.
Jan 2, 3:30 PM CST	TSTM WND DMG	Waynesboro, MS	COUNTY EM REPORTS MANY TREES AND POWERLINES DOWN ACROSS WAYNE COUNTY. TIME ESTIMATED VIA RADAR

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
Jan 2, 11:22 AM CST	Tornado Watch	SPC	9 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.1 hours before the alert went out and 183 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: 1261 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 571 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 322 m²/s²
0-3 km storm-relative helicity: 423 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 4.0

Open this sounding in Storm Lab

The text

As transmitted.

835 
WUUS54 KMOB 022107
SVRMOB
ALC023-025-129-MSC039-041-111-131-153-022200-
/O.NEW.KMOB.SV.W.0009.170102T2107Z-170102T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
307 PM CST MON JAN 2 2017

The National Weather Service in Mobile has issued a

* Severe Thunderstorm Warning for...
  Choctaw County in southwestern Alabama...
  Western Washington County in southwestern Alabama...
  Northwestern Clarke County in southwestern Alabama...
  George County in southeastern Mississippi...
  Wayne County in southeastern Mississippi...
  Greene County in southeastern Mississippi...
  Perry County in southeastern Mississippi...
  Stone County in southeastern Mississippi...

* Until 400 PM CST

* At 307 PM CST, severe thunderstorms were located along a line
  extending from near Rose Hill to near Ovett to Maxie to 8 miles
  east of Mcneil, moving northeast at 60 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  Waynesboro, Wiggins, Lucedale, Butler, Chatom, Richton,
  Leakesville, Clara, McHenry, Perkinston, Beaumont, New Augusta,
  Lisman, Millry, McLain, Buckatunna, State Line, Silas, Fruitdale
  and Pennington.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

A tornado watch remains in effect until 800 PM CST for southwestern
Alabama...and southeastern Mississippi.

LAT...LON 3231 8794 3228 8802 3209 8805 3205 8812
      3199 8810 3199 8805 3137 8828 3073 8859
      3073 8888 3068 8889 3065 8934 3091 8934
      3091 8914 3143 8915 3143 8894 3182 8894
      3190 8847 3231 8842
TIME...MOT...LOC 2107Z 244DEG 51KT 3219 8894 3157 8900 3099 8919 3065
8950

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$

1 follow-up statement

062 
WWUS54 KMOB 022140
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
340 PM CST MON JAN 2 2017

ALC023-025-129-MSC039-041-111-131-153-022200-
/O.CON.KMOB.SV.W.0009.000000T0000Z-170102T2200Z/
Choctaw AL-Washington AL-Clarke AL-George MS-Wayne MS-Greene MS-
Perry MS-Stone MS-
340 PM CST MON JAN 2 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CST
FOR CHOCTAW...WESTERN WASHINGTON...NORTHWESTERN CLARKE...GEORGE...
WAYNE...GREENE...PERRY AND STONE COUNTIES...

At 340 PM CST, severe thunderstorms were located along a line
extending from near Kewanee to 9 miles west of Silas to 7 miles west
of Leakesville to 8 miles east of Wiggins, moving northeast at 65
mph.

HAZARD...70 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings. 

Locations impacted include...
Waynesboro, Wiggins, Lucedale, Butler, Chatom, Richton, Leakesville,
Clara, McHenry, Perkinston, Beaumont, New Augusta, Lisman, Millry,
McLain, Buckatunna, State Line, Silas, Fruitdale and Pennington.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Additional statements will be issued as conditions warrant.

&&

A tornado watch remains in effect until 800 PM CST for southwestern
Alabama...and southeastern Mississippi.

LAT...LON 3231 8794 3228 8802 3209 8805 3205 8812
      3199 8810 3199 8805 3137 8828 3073 8859
      3073 8888 3068 8889 3065 8934 3091 8934
      3091 8914 3125 8905 3143 8894 3186 8867
      3190 8847 3231 8842
TIME...MOT...LOC 2140Z 245DEG 56KT 3239 8843 3177 8849 3119 8868 3085
8900

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...70MPH
 
$$

Butts

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 1, 7:06 PM CST	Areal Flood Advisory	MOB	George	3 hr
Jan 2, 10:09 AM CST	Special Weather Statement	MOB	Greene	66 min
Jan 2, 10:12 AM CST	Tornado Warning	MOB	George, Greene	48 min
Jan 2, 10:51 AM CST	Severe Thunderstorm Warning	MOB	Greene	54 min
Jan 2, 11:49 AM CST	Special Weather Statement	MOB	Stone	41 min
Jan 2, 12:02 PM CST	Severe Thunderstorm Warning	MOB	Stone	43 min
Jan 2, 2:02 PM CST	Flash Flood Warning	MOB	George, Greene, Perry, Stone, Wayne	6 hr
Jan 2, 3:03 PM CST	Areal Flood Warning	MOB	George, Greene, Stone	24 hr
Jan 2, 3:59 PM CST	Severe Thunderstorm Warning	MOB	George, Greene	61 min
Jan 2, 5:56 PM CST	Areal Flood Warning	MOB	George, Greene, Perry, Stone, Wayne	24 hr
Jan 1, 7:46 PM CST	Areal Flood Advisory	MOB	Baldwin, Conecuh, Escambia, Monroe	3 hr
Jan 1, 8:10 PM CST	Flash Flood Warning	MOB	Mobile	6 hr
Jan 1, 11:08 PM CST	Areal Flood Advisory	MOB	Baldwin	3 hr
Jan 2, 3:22 AM CST	Small Craft Advisory	MOB		27 hr
Jan 2, 6:05 AM CST	Rip Current Statement	MOB	Baldwin, Mobile	24 hr
Jan 2, 11:16 AM CST	Tornado Warning	MOB	Washington	26 min
Jan 2, 11:56 AM CST	Severe Thunderstorm Warning	MOB	Clarke, Washington	49 min
Jan 2, 12:05 PM CST	Special Marine Warning	MOB		55 min
Jan 2, 12:10 PM CST	Flash Flood Warning Emergency	MOB	Clarke, Conecuh, Monroe, Washington	6 hr
Jan 2, 12:19 PM CST	Special Weather Statement	MOB	Wilcox	41 min
Jan 2, 12:27 PM CST	Severe Thunderstorm Warning	MOB	Clarke, Conecuh, Monroe	48 min
Jan 2, 12:51 PM CST	Tornado Warning	MOB	Washington	19 min
Jan 2, 12:57 PM CST	Special Marine Warning	MOB		63 min
Jan 2, 12:58 PM CST	Severe Thunderstorm Warning	MOB	Clarke, Conecuh, Monroe, Wilcox	47 min
Jan 2, 1:10 PM CST	Special Marine Warning	MOB		65 min
Jan 2, 1:27 PM CST	Special Marine Warning	MOB		48 min
Jan 2, 1:44 PM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Monroe, Wilcox	46 min
Jan 2, 1:52 PM CST	Special Marine Warning	MOB		38 min
Jan 2, 2:00 PM CST	Special Marine Warning	MOB		60 min
Jan 2, 2:11 PM CST	Special Marine Warning	MOB		64 min
Jan 2, 2:20 PM CST	Severe Thunderstorm Warning	MOB	Baldwin, Butler, Clarke, Conecuh, Covington, Escambia and 1 more	40 min
Jan 2, 2:33 PM CST	Tornado Warning	MOB	Baldwin	48 min
Jan 2, 2:40 PM CST	Special Weather Statement	MOB	Crenshaw	50 min
Jan 2, 2:47 PM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Monroe	43 min
Jan 2, 2:50 PM CST	Tornado Warning	MOB	Crenshaw	40 min
Jan 2, 2:51 PM CST	Special Marine Warning	MOB		54 min
Jan 2, 2:55 PM CST	Flash Flood Warning	MOB	Butler, Conecuh, Covington, Crenshaw, Monroe, Wilcox	6 hr
Jan 2, 3:11 PM CST	Special Marine Warning	MOB		49 min
Jan 2, 3:13 PM CST	Severe Thunderstorm Warning	MOB	Butler, Crenshaw	19 min
Jan 2, 3:30 PM CST	Special Marine Warning	MOB		60 min
Jan 2, 3:37 PM CST	Special Marine Warning	MOB		68 min
Jan 2, 3:44 PM CST	Severe Thunderstorm Warning	MOB	Mobile	46 min
Jan 2, 3:53 PM CST	Special Marine Warning	MOB		2 hr
Jan 2, 4:06 PM CST	Severe Thunderstorm Warning	MOB	Butler, Crenshaw	54 min
Jan 2, 4:18 PM CST	Special Marine Warning	MOB		42 min
Jan 2, 4:23 PM CST	Severe Thunderstorm Warning	MOB	Baldwin	52 min
Jan 2, 4:29 PM CST	Severe Thunderstorm Warning	MOB	Mobile	31 min
Jan 2, 4:48 PM CST	Flash Flood Warning	MOB	Baldwin, Mobile	6 hr
Jan 2, 4:55 PM CST	Severe Thunderstorm Warning	MOB	Baldwin, Butler, Clarke, Conecuh, Escambia, Mobile and 1 more	65 min
Jan 2, 4:59 PM CST	Special Marine Warning	MOB		61 min
Jan 2, 5:35 PM CST	Special Weather Statement	MOB	Butler	40 min
Jan 2, 5:42 PM CST	Severe Thunderstorm Warning	MOB	Baldwin, Conecuh, Covington, Escambia, Monroe	63 min
Jan 2, 5:59 PM CST	Special Marine Warning	MOB		91 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2017 Severe Thunderstorm Warnings in Alabama, 2017 Every severe thunderstorm warning 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.