Alert archive / Mississippi / Flash Flood Warnings in 2018
Flash Flood Warning 4, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Feb 21, 2018, 5:10 PM CST for Hinds County, Rankin 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
- Feb 21, 2018, 5:10 PM CST (23:10 UTC)
- Expired
- Feb 21, 2018, 8:15 PM CST
- In force
- 3 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Hinds County, MS, Rankin County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 32 km from the middle of the area, began a volume at 23:12 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 12:00Z, 11.2 hours before the alert went out and 23 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
- 363 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 622 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 213 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.5
The text
As transmitted.
457
WGUS54 KJAN 212310
FFWJAN
MSC049-121-220215-
/O.NEW.KJAN.FF.W.0004.180221T2310Z-180222T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
510 PM CST WED FEB 21 2018
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Southwestern Rankin County in central Mississippi...
Eastern Hinds County in central Mississippi...
* Until 815 PM CST
* At 509 PM CST, 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.
* Some locations that will experience flooding include...
Jackson, Clinton, Pearl, Byram, Flowood, Richland, Florence,
Raymond, Terry, Dry Grove and Whites.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3205 9062 3237 9038 3246 9028 3245 9024
3240 9024 3240 9010 3205 9010
$$
TW1 follow-up statement
190
WGUS74 KJAN 220024
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
624 PM CST WED FEB 21 2018
MSC049-121-220034-
/O.CAN.KJAN.FF.W.0004.000000T0000Z-180222T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Rankin MS-Hinds MS-
624 PM CST WED FEB 21 2018
...THE FLASH FLOOD WARNING FOR SOUTHWESTERN RANKIN AND EASTERN HINDS
COUNTIES IS CANCELLED...
The heavy rain has ended. Flood waters have receded. Flooding is no
longer expected to pose a threat. Please continue to heed any
remaining road closures.
LAT...LON 3205 9062 3237 9038 3246 9028 3245 9024
3240 9024 3240 9010 3205 9010
$$
BYBThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 1:00 PM CST | River Flood Warning | JAN | Bolivar, Washington | 31 days |
| Feb 21, 1:00 PM CST | River Flood Warning | JAN | Issaquena, Washington | 32 days |
| Feb 21, 1:00 PM CST | River Flood Warning | JAN | Claiborne, Jefferson, Warren | 35 days |
| Feb 21, 1:00 PM CST | River Flood Warning | JAN | Adams, Wilkinson | 79 days |
| Feb 21, 2:37 PM CST | Special Weather Statement | JAN | Franklin, Jefferson | 23 min |
| Feb 21, 2:53 PM CST | Severe Thunderstorm Warning | JAN | Claiborne, Copiah, Franklin, Jefferson, Lincoln | 52 min |
| Feb 21, 2:53 PM CST | Severe Thunderstorm Warning | JAN | Warren | 36 min |
| Feb 21, 3:25 PM CST | Special Weather Statement | JAN | Copiah | 50 min |
| Feb 21, 3:32 PM CST | Special Weather Statement | JAN | Yazoo | 43 min |
| Feb 21, 3:36 PM CST | Severe Thunderstorm Warning | JAN | Copiah, Hinds | 27 min |
| Feb 21, 4:12 PM CST | Special Weather Statement | JAN | Yazoo | 33 min |
| Feb 21, 4:25 PM CST | Special Weather Statement | JAN | Hinds | 35 min |
| Feb 21, 4:27 PM CST | Special Weather Statement | JAN | Copiah | 33 min |
| Feb 21, 4:38 PM CST | Severe Thunderstorm Warning | JAN | Hinds, Madison | 28 min |
| Feb 21, 4:47 PM CST | Special Weather Statement | JAN | Holmes | 28 min |
| Feb 21, 4:54 PM CST | Special Weather Statement | JAN | Hinds | 36 min |
| Feb 21, 5:13 PM CST | Special Weather Statement | JAN | Attala | 47 min |
| Feb 21, 5:18 PM CST | Special Weather Statement | JAN | Lawrence | 27 min |
| Feb 21, 5:32 PM CST | Special Weather Statement | JAN | Rankin | 28 min |
| Feb 21, 5:36 PM CST | Flash Flood Warning | JAN | Madison | 3 hr |
| Feb 21, 5:39 PM CST | Special Weather Statement | JAN | Simpson | 51 min |
| Feb 21, 5:49 PM CST | Severe Thunderstorm Warning | JAN | Copiah, Rankin, Simpson | 25 min |
Nearby
Flash Flood Warnings in Mississippi, 2018Every flash flood warning in 2018
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.