Alert archive / Mississippi / Flash Flood Warnings in 2019

Flash Flood Warning 8, NWS Mobile, AL

May 11, 2019George County, Perry County, Stone County, Mississippi

NWS Mobile, AL issued this flash flood warning at May 11, 2019, 5:11 PM CDT for George County, Perry County, Stone County, Mississippi. It was in force for 6 hr. 9 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
May 11, 2019, 5:11 PM CDT (22:11 UTC)
Expired
May 11, 2019, 11:00 PM CDT
In force
6 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties George County, MS, Perry County, MS, Stone County, MS

The radar

The Mobile radar (KMOB), 77 km from the middle of the area, began a volume at 22:10 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

TimeReportWhereRemark
May 11, 5:30 PM CDTFLASH FLOOD10 Wnw Wiggins, MSVIDEO WITH PARTS OF STUMP TEXAS RD UNDER AT LEAST A FOOT OF WATER. REPORT VIA SOCIAL MEDIA.
May 11, 6:01 PM CDTFLASH FLOOD5 Wnw Janice, MSJANICE BROOKLYN ROAD IS CLOSED DUE TO FLOODING. REPORT VIA SOCIAL MEDIA.
May 11, 6:15 PM CDTFLASH FLOOD2 Wsw Perry, MSNUMEROUS SPOTS UNDER WATER ALONG WEST MCHENRY ROAD NEAR BUSTER WILLIS RD. REPORT VIA SOCIAL MEDIA.
May 11, 6:22 PM CDTFLASH FLOODNew Augusta, MSREPORTS OF WATER OVER WINGATE RD NEAR NEW AUGUSTA SCHOOL. REPORT VIA SOCIAL MEDIA.
May 11, 6:55 PM CDTFLASH FLOOD3 Sse Benndale, MSHIGHWAY 57 SOUTH OF HIGHWAY 26 REPORTED FLOODED AND IMPASSABLE AT TIMES.
May 11, 6:57 PM CDTFLASH FLOOD5 W Basin, MSPUBLIC REPORT OF PLUM BLUFF COMMUNITY BEING FLOODED.
May 11, 6:58 PM CDTFLASH FLOODPerkinston, MSNUMEROUS ROADS UNDER WATER WITH HIGH WATER RESCUES ONGOING ACROSS THE COUNTY. SEVERAL VEHICLES TRAPPED ON ROADWAYS BY WATER.
May 11, 9:19 PM CDTFLASH FLOOD2 N Belleville, MSWATER OVER SEVERAL ROADS INCLUDING BAILEY RD, MCKENZIE RD AD OLD RIVER RD.
May 11, 9:21 PM CDTFLASH FLOOD4 E Janice, MSFLOODING ALONG BENNDALE ROAD IN JANICE.

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

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 10.2 hours before the alert went out and 99 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-pSkew-T log-p diagram, Slidell Radar S, LA at 12:00Z on 2019-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1608 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2019-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1608 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
178 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.1

Open this sounding in Storm Lab

The text

As transmitted.

939 
WGUS54 KMOB 112211
FFWMOB
MSC039-111-131-120400-
/O.NEW.KMOB.FF.W.0008.190511T2211Z-190512T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
511 PM CDT Sat May 11 2019

The National Weather Service in Mobile has issued a

* Flash Flood Warning for...
  George County in southeastern Mississippi...
  Perry County in southeastern Mississippi...
  Stone County in southeastern Mississippi...

* Until 1100 PM CDT.

* At 507 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. As much as 9 to 13 inches of 
  storm total rainfall has been observed in parts of Stone and Perry 
  counties. There are continued reports of road closures in the 
  warned area, as well as numerous roads under water. Rising water 
  levels near creeks and rivers will continue even after rain has 
  ended. Flash flooding is expected to continue or worsen with 
  additional rainfall this evening.

* Some locations that will experience flooding include...
  Wiggins, Lucedale, Richton, Perkinston, McHenry, Beaumont and New
  Augusta.

Additional rainfall amounts of 2 to 4 inches with locally higher 
amounts are possible in the warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Move to higher ground now. Act quickly to protect your life.

&&

LAT...LON 3091 8934 3091 8914 3143 8914 3143 8884
      3100 8884 3100 8868 3093 8858 3074 8857
      3073 8888 3068 8889 3068 8924 3065 8925
      3065 8934

$$
2 follow-up statements
074 
WGUS74 KMOB 120115
FFSMOB

Flash Flood Statement
National Weather Service Mobile AL
815 PM CDT Sat May 11 2019

MSC039-111-131-120400-
/O.CON.KMOB.FF.W.0008.000000T0000Z-190512T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
George MS-Perry MS-Stone MS-
815 PM CDT Sat May 11 2019

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT FOR
GEORGE...PERRY AND STONE COUNTIES...

At 800 PM CDT, numerous roads remained closed or under water with 
significant flash flooding ongoing across much of Stone County.

At 622 PM CDT, Perry County Emergency Management officials reported 
water over Wingate Road near New Augusta School. 

At 601 PM CDT, Janice Brooklyn Road was reported closed due to flash 
flooding.

At 810 PM CDT, Doppler radar continued to indicate showers and 
thunderstorms producing heavy rainfall over the warned area. The 
strongest storms with the heaviest rain was moving into far 
southeastern Perry County, eastern Stone County, and across much of 
George County.

Some locations that will experience flooding include...
Wiggins, Lucedale, Richton, Perkinston, McHenry, Beaumont and New
Augusta.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 3091 8934 3091 8914 3143 8914 3143 8884
      3100 8884 3100 8868 3093 8858 3074 8857
      3073 8888 3068 8889 3068 8924 3065 8925
      3065 8934

$$
738 
WGUS74 KMOB 120234
FFSMOB

Flash Flood Statement
National Weather Service Mobile AL
934 PM CDT Sat May 11 2019

MSC039-111-131-120400-
/O.CON.KMOB.FF.W.0008.000000T0000Z-190512T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
George MS-Perry MS-Stone MS-
934 PM CDT Sat May 11 2019

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT FOR
GEORGE...PERRY AND STONE COUNTIES...

At 920 PM CDT, Perry County Emergency Management officials reported 
flash flooding along Benndale Road near Janice, and Bailey Road, 
McKenzie Road, and Old River Road near New Augusta. 

At 929 PM CDT, Doppler Radar indicated that showers and storms had 
moved out of the warned area. However, excessive runoff from the 
earlier heavy rains will continue to result in flash flooding along 
area roads this evening. 

Some locations that will experience flooding include...
Wiggins, Lucedale, Richton, Perkinston, McHenry, Beaumont and New
Augusta.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 3091 8934 3091 8914 3143 8914 3143 8884
      3100 8884 3100 8868 3093 8858 3074 8857
      3073 8888 3068 8889 3068 8924 3065 8925
      3065 8934

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 8:01 PM CDTSpecial Weather StatementMOBGreene44 min
May 10, 8:39 PM CDTAreal Flood AdvisoryMOBStone3 hr
May 10, 9:54 PM CDTSpecial Weather StatementMOBStone36 min
May 10, 10:07 PM CDTAreal Flood AdvisoryMOBPerry, Stone3 hr
May 10, 10:10 PM CDTSpecial Weather StatementMOBStone50 min
May 10, 10:18 PM CDTSevere Thunderstorm WarningMOBGeorge, Perry, Stone42 min
May 10, 10:46 PM CDTFlash Flood WarningMOBStone6 hr
May 10, 10:49 PM CDTSpecial Weather StatementMOBGeorge26 min
May 10, 10:55 PM CDTSevere Thunderstorm WarningMOBStone35 min
May 10, 11:18 PM CDTSpecial Weather StatementMOBGreene27 min
May 10, 11:22 PM CDTSpecial Weather StatementMOBGeorge23 min
May 11, 3:39 AM CDTSpecial Weather StatementMOBPerry51 min
May 11, 4:18 AM CDTSpecial Weather StatementMOBStone42 min
May 11, 4:28 AM CDTFlash Flood WarningMOBStone7 hr
May 11, 4:29 AM CDTSpecial Weather StatementMOBPerry46 min
May 11, 4:56 AM CDTFlash Flood WarningMOBPerry7 hr
May 11, 5:22 AM CDTSpecial Weather StatementMOBGeorge68 min
May 11, 5:26 AM CDTSpecial Weather StatementMOBGeorge64 min
May 11, 6:02 AM CDTSpecial Weather StatementMOBGreene43 min
May 11, 6:09 AM CDTSpecial Weather StatementMOBStone51 min
May 11, 7:02 AM CDTSpecial Weather StatementMOBGeorge58 min
May 11, 11:26 AM CDTFlash Flood WarningMOBGeorge, Perry, Stone6 hr
May 11, 12:01 PM CDTSpecial Weather StatementMOBGeorge44 min
May 11, 1:18 PM CDTSevere Thunderstorm WarningMOBStone42 min
May 11, 1:54 PM CDTSpecial Weather StatementMOBStone51 min
May 11, 2:46 PM CDTSevere Thunderstorm WarningMOBGeorge, Stone29 min
May 11, 3:48 PM CDTAreal Flood AdvisoryMOBGeorge3 hr
May 11, 5:46 PM CDTSevere Thunderstorm WarningMOBStone44 min
May 11, 6:22 PM CDTFlash Flood Warning EmergencyMOBStone6 hr
May 11, 6:35 PM CDTSpecial Weather StatementMOBStone40 min

Nearby

Flash Flood Warnings in Mississippi, 2019Every flash flood warning in 2019

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.