Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 68, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jul 19, 2021, 9:00 AM CDT for Scott County, Mississippi. It was in force for 2 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 19, 2021, 9:00 AM CDT (14:00 UTC)
- Expired
- Jul 19, 2021, 11:00 AM CDT
- In force
- 2 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
County Scott County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 39 km from the middle of the area, began a volume at 14:04 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, 2.0 hours before the alert went out and 49 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
- 1706 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 608 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
024
WGUS54 KJAN 191400
FFWJAN
MSC123-191600-
/O.NEW.KJAN.FF.W.0068.210719T1400Z-210719T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
900 AM CDT Mon Jul 19 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Southern Scott County in central Mississippi...
* Until 1100 AM CDT.
* At 900 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Additional rainfall amounts of 1 to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Forest, Morton, Homewood, Pulaski and Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3222 8973 3237 8973 3237 8932 3222 8932
FLASH FLOOD...RADAR INDICATED
$$
CMEThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 7:56 PM CDT | Special Weather Statement | JAN | Simpson | 49 min |
| Jul 19, 3:18 AM CDT | Special Weather Statement | JAN | Sharkey | 57 min |
| Jul 19, 4:01 AM CDT | Special Weather Statement | JAN | Yazoo | 59 min |
| Jul 19, 4:15 AM CDT | Flash Flood Warning | JAN | Washington | 3 hr |
| Jul 19, 4:44 AM CDT | Special Weather Statement | JAN | Lauderdale | 61 min |
| Jul 19, 5:07 AM CDT | Flash Flood Warning | JAN | Kemper, Lauderdale, Neshoba, Newton | 3 hr |
| Jul 19, 7:15 AM CDT | Special Weather Statement | JAN | Lauderdale | 45 min |
| Jul 19, 9:30 AM CDT | River Flood Warning | JAN | Leake | 4 days |
| Jul 19, 9:53 AM CDT | River Flood Warning | JAN | Clarke | 4 days |
| Jul 19, 2:49 PM CDT | Special Weather Statement | JAN | Lincoln | 26 min |
Nearby
Flash Flood Warnings in Mississippi, 2021Every flash flood warning in 2021
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.