Alert archive / Mississippi / Flash Flood Warnings in 2017
Flash Flood Warning 55, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jun 6, 2017, 10:15 AM CDT for Attala County, Mississippi. It was in force for 3 hr. 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
- Jun 6, 2017, 10:15 AM CDT (15:15 UTC)
- Expired
- Jun 6, 2017, 1:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
County Attala County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 84 km from the middle of the area, began a volume at 15:16 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 |
|---|---|---|---|
| Jun 6, 10:26 AM CDT | FLASH FLOOD | Kosciusko, MS | STREET FLOODING IN DOWNTOWN KOSCIUSKO WITH MULTIPLE STREETS CLOSED. |
| Jun 6, 10:56 AM CDT | FLASH FLOOD | 1 Wnw Kosciusko, MS | FLASH FLOODING AT BREEZY NEWS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 3.3 hours before the alert went out and 82 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
- 825 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 465 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
141
WGUS54 KJAN 061515
FFWJAN
MSC007-061815-
/O.NEW.KJAN.FF.W.0055.170606T1515Z-170606T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
1015 AM CDT TUE JUN 6 2017
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Southwestern Attala County in central Mississippi...
* Until 115 PM CDT
* At 1010 AM CDT, emergency management reported heavy rain across
the warned area. Up to two inches of rain have already fallen.
Flash flooding is already occurring.
* Some locations that will experience flooding include...
Kosciusko, Newport, Mcadams, Possumneck and Sallis.
Additional rainfall amounts of 1 to 2 inch 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 3315 8949 3293 8950 3293 8973 3288 8973
3288 8996 3291 8992 3293 8991 3293 8990
3300 8988 3304 8984 3306 8984 3307 8982
3311 8982 3312 8980 3314 8980
$$
NF1 follow-up statement
645
WGUS74 KJAN 061810
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
110 PM CDT TUE JUN 6 2017
MSC007-061819-
/O.EXP.KJAN.FF.W.0055.000000T0000Z-170606T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Attala MS-
110 PM CDT TUE JUN 6 2017
...THE FLASH FLOOD WARNING FOR SOUTHWESTERN ATTALA COUNTY WILL EXPIRE
AT 115 PM CDT...
The heavy rain has ended and flood waters have receded. Flooding is
no longer expected to pose a threat. Please continue to heed any
remaining road closures.
LAT...LON 3315 8949 3293 8950 3293 8973 3288 8973
3288 8996 3291 8992 3293 8991 3293 8990
3300 8988 3304 8984 3306 8984 3307 8982
3311 8982 3312 8980 3314 8980
$$
NFThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 4:14 AM CDT | Flash Flood Warning | JAN | Covington, Forrest, Jones | 3 hr |
| Jun 6, 5:56 AM CDT | Flash Flood Warning | JAN | Jones | 3 hr |
| Jun 6, 8:11 AM CDT | Flash Flood Warning | JAN | Forrest | 3 hr |
| Jun 6, 9:03 AM CDT | Flash Flood Warning | JAN | Jones | 3 hr |
| Jun 6, 11:05 AM CDT | Flash Flood Warning | JAN | Jones | 9 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.