Alert archive / Mississippi / Flash Flood Warnings in 2017
Flash Flood Warning 86, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jul 15, 2017, 7:11 PM CDT for Marion County, Mississippi. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 15, 2017, 7:11 PM CDT (00:11 UTC)
- Expired
- Jul 15, 2017, 10:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
County Marion County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 0.2 hours before the alert went out and 116 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
- 1147 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 952 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- -10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
697
WGUS54 KJAN 160011
FFWJAN
MSC091-160315-
/O.NEW.KJAN.FF.W.0086.170716T0011Z-170716T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
711 PM CDT SAT JUL 15 2017
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Northeastern Marion County in south central Mississippi...
* Until 1015 PM CDT
* At 710 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to two and a half inches of
rain have already fallen. Flash flooding is expected to begin
shortly.
* Some locations that will experience flooding include...
Pinebur and Bunker Hill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3111 8978 3125 8978 3143 8983 3144 8982
3144 8975 3143 8975 3112 8969
$$
TW2 follow-up statements
725
WGUS74 KJAN 160123
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
823 PM CDT SAT JUL 15 2017
MSC091-160315-
/O.CON.KJAN.FF.W.0086.000000T0000Z-170716T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Marion MS-
823 PM CDT SAT JUL 15 2017
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT FOR
NORTH CENTRAL MARION COUNTY...
At 823 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Up to two and a half inches of rain
have already fallen. Flash flooding is expected to begin shortly.
Some locations that will experience flooding include...
Bunker Hill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3136 8981 3143 8983 3144 8982 3144 8975
3143 8975 3137 8974
$$
TW781
WGUS74 KJAN 160153
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
853 PM CDT SAT JUL 15 2017
MSC091-160202-
/O.CAN.KJAN.FF.W.0086.000000T0000Z-170716T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Marion MS-
853 PM CDT SAT JUL 15 2017
...THE FLASH FLOOD WARNING FOR NORTH CENTRAL MARION COUNTY IS
CANCELLED...
The heavy rain has ended and flood waters have receded. Flooding is
no longer expected to pose a threat. Please continue to heed any
remaining road closures.
LAT...LON 3136 8981 3143 8983 3144 8982 3144 8975
3143 8975 3137 8974
$$
TWThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 7:55 PM CDT | Flash Flood Warning | JAN | Jefferson Davis | 2 hr |
| Jul 16, 3:35 PM CDT | Special Weather Statement | JAN | Scott | 25 min |
| Jul 16, 6:09 PM CDT | Special Weather Statement | JAN | Rankin | 36 min |
Nearby
Flash Flood Warnings in Mississippi, 2017Every flash flood 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; the sounding from the Mesonet's radiosonde archive.