Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 100, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Sep 19, 2021, 8:15 AM CDT for Bolivar County, Sunflower County, Washington 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
- Sep 19, 2021, 8:15 AM CDT (13:15 UTC)
- Expired
- Sep 19, 2021, 10:15 AM CDT
- In force
- 2 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Bolivar County, MS, Sunflower County, MS, Washington County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 166 km from the middle of the area, began a volume at 13:14 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
Little Rock, AR (KLZK), launched 12:00Z, 1.3 hours before the alert went out and 149 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
- 396 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 526 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
250
WGUS54 KJAN 191315
FFWJAN
MSC011-133-151-191515-
/O.NEW.KJAN.FF.W.0100.210919T1315Z-210919T1515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
815 AM CDT Sun Sep 19 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Southeastern Bolivar County in northwestern Mississippi...
Sunflower County in northwestern Mississippi...
Northeastern Washington County in northwestern Mississippi...
* Until 1015 AM CDT.
* At 815 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 4 inches of rain
have fallen. The expected rainfall rate is 1 to 2 inches in 1
hour. 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...
Cleveland, Indianola, Ruleville, Shaw, Drew, Sunflower, Renova,
Boyle, Blaine, Holly Ridge and Doddsville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3366 9085 3390 9063 3391 9045 3347 9046
3343 9076 3347 9089
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
EC1 follow-up statement
807
WGUS74 KJAN 191409
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
909 AM CDT Sun Sep 19 2021
MSC011-133-151-191515-
/O.CON.KJAN.FF.W.0100.000000T0000Z-210919T1515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bolivar MS-Sunflower MS-Washington MS-
909 AM CDT Sun Sep 19 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1015 AM CDT THIS
MORNING FOR SOUTHEASTERN BOLIVAR, SUNFLOWER AND NORTHEASTERN
WASHINGTON COUNTIES...
At 909 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 3 and 6 inches of rain have
fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash
flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Cleveland, Indianola, Ruleville, Shaw, Drew, Sunflower, Renova,
Boyle, Blaine, Holly Ridge and Doddsville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3366 9085 3390 9063 3391 9045 3347 9046
3343 9076 3347 9089
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
ECThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 19, 6:55 PM CDT | Special Weather Statement | JAN | Washington | 65 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.