Alert archive / Mississippi / Flash Flood Warnings in 2017
Flash Flood Warning 83, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jul 1, 2017, 7:32 PM CDT for Lauderdale County, Mississippi. It was in force for 118 min. 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 1, 2017, 7:32 PM CDT (00:32 UTC)
- Expired
- Jul 1, 2017, 9:30 PM CDT
- In force
- 118 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
County Lauderdale County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 121 km from the middle of the area, began a volume at 00:31 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 00:00Z, 0.5 hours before the alert went out and 130 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
- 657 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 631 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -75 m²/s²
- 0-3 km storm-relative helicity
- -41 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -0.8
The text
As transmitted.
702
WGUS54 KJAN 020032
FFWJAN
MSC075-020230-
/O.NEW.KJAN.FF.W.0083.170702T0032Z-170702T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
732 PM CDT SAT JUL 1 2017
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Lauderdale County in east central Mississippi...
* Until 930 PM CDT
* At 731 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to two inches of rain have
already fallen. Flash flooding is expected to begin shortly.
Emergency management is reporting some intersections in Meridian
are flooding.
* Some locations that will experience flooding include...
Lauderdale, Meridian, Meridian Station, Marion, Zero, Increase,
Martin, Meehan, Toomsuba, Savoy, Suqualena, Kewanee, Nellieburg and
Alamucha.
Additional rainfall amounts of one to two inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3225 8843 3222 8887 3222 8891 3251 8892
3257 8891 3256 8841
$$
JC1 follow-up statement
182
WGUS74 KJAN 020157
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
857 PM CDT SAT JUL 1 2017
MSC075-020207-
/O.CAN.KJAN.FF.W.0083.000000T0000Z-170702T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lauderdale MS-
857 PM CDT SAT JUL 1 2017
...THE FLASH FLOOD WARNING FOR LAUDERDALE COUNTY IS CANCELLED...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining road closures.
LAT...LON 3225 8843 3222 8887 3222 8891 3251 8892
3257 8891 3256 8841
$$
JCThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 7:48 PM CDT | Special Weather Statement | JAN | Jasper | 27 min |
| Jul 2, 3:53 AM CDT | Special Weather Statement | JAN | Humphreys, Issaquena, Sharkey | 67 min |
| Jul 2, 4:36 AM CDT | Special Weather Statement | JAN | Holmes, Humphreys, Yazoo | 54 min |
| Jul 2, 6:57 AM CDT | Special Weather Statement | JAN | Issaquena, Sharkey | 48 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; radar from the NEXRAD Level II archive.