Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 33, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jun 8, 2021, 4:39 PM CDT for Chicot County, Arkansas; Bolivar 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
- Jun 8, 2021, 4:39 PM CDT (21:39 UTC)
- Expired
- Jun 8, 2021, 7:07 PM CDT
- In force
- 2 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Chicot County, AR, Bolivar County, MS, Washington County, MS
The radar
The Little Rock radar (KLZK), 173 km from the middle of the area, began a volume at 21:40 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, 9.7 hours before the alert went out and 173 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
- 1221 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 726 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.0
The text
As transmitted.
836
WGUS54 KJAN 082139
FFWJAN
ARC017-MSC011-151-090045-
/O.NEW.KJAN.FF.W.0033.210608T2139Z-210609T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
439 PM CDT Tue Jun 8 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Northern Chicot County in southeastern Arkansas...
Southern Bolivar County in northwestern Mississippi...
Northwestern Washington County in northwestern Mississippi...
* Until 745 PM CDT.
* At 439 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Greenville, Cleveland, Dermott, Shaw, Scott, Boyle, Benoit, Lamont
and Winterville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3339 9146 3356 9145 3356 9135 3352 9135
3352 9125 3356 9124 3360 9113 3369 9122
3371 9116 3365 9109 3368 9103 3369 9103
3371 9105 3371 9113 3375 9114 3371 9066
3361 9066 3361 9076 3349 9076
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-3 INCHES IN 1 HOUR
$$
GRG1 follow-up statement
907
WGUS74 KJAN 090007
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
707 PM CDT Tue Jun 8 2021
ARC017-MSC011-151-090017-
/O.CAN.KJAN.FF.W.0033.000000T0000Z-210609T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Chicot AR-Bolivar MS-Washington MS-
707 PM CDT Tue Jun 8 2021
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHERN CHICOT, SOUTHERN
BOLIVAR AND NORTHWESTERN WASHINGTON COUNTIES...
The heavy rain has ended and flood waters are receding. Flooding is
no longer expected to pose a threat. Please continue to heed
remaining road closures.
A Flash Flood Watch remains in effect until 900 PM CDT for portions
of southeast Arkansas and Mississippi.
LAT...LON 3339 9146 3356 9145 3356 9135 3352 9135
3352 9125 3356 9124 3360 9113 3369 9122
3371 9116 3365 9109 3368 9103 3369 9103
3371 9105 3371 9113 3375 9114 3371 9066
3361 9066 3361 9076 3349 9076
$$
NFThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 4:21 AM CDT | Flash Flood Watch | JAN | Ashley, Chicot | 17 hr |
| Jun 7, 7:22 PM CDT | Special Weather Statement | JAN | Humphreys, Leflore, Sunflower | 38 min |
| Jun 8, 7:28 AM CDT | Flash Flood Warning | JAN | Bolivar, Sunflower | 5 hr |
| Jun 8, 8:12 AM CDT | River Flood Warning | JAN | Neshoba | 7 days |
| Jun 8, 9:27 AM CDT | River Flood Warning | JAN | Madison, Yazoo | 14 days |
| Jun 8, 9:27 AM CDT | River Flood Warning | JAN | Attala, Holmes | 10 days |
| Jun 8, 9:41 AM CDT | Flash Flood Warning | JAN | Bolivar, Sunflower | 2 hr |
| Jun 8, 11:53 AM CDT | Flash Flood Warning | JAN | Bolivar, Sunflower | 3 hr |
| Jun 8, 2:38 PM CDT | Flash Flood Warning | JAN | Bolivar, Sunflower | 3 hr |
| Jun 8, 3:06 PM CDT | Special Weather Statement | JAN | Bolivar | 39 min |
| Jun 8, 3:12 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar | 63 min |
| Jun 8, 3:27 PM CDT | Special Weather Statement | JAN | Madison | 33 min |
| Jun 8, 3:31 PM CDT | River Flood Warning | JAN | Carroll, Leflore | 15 days |
| Jun 8, 3:31 PM CDT | River Flood Warning | JAN | Sunflower | 18 days |
| Jun 8, 3:56 PM CDT | Special Weather Statement | JAN | Sunflower | 49 min |
| Jun 8, 3:58 PM CDT | Special Weather Statement | JAN | Lowndes | 32 min |
| Jun 8, 4:08 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Issaquena, Sharkey, Warren, Yazoo | 52 min |
| Jun 8, 4:11 PM CDT | Special Weather Statement | JAN | Kemper, Noxubee | 49 min |
| Jun 8, 4:54 PM CDT | Special Weather Statement | JAN | Yazoo | 36 min |
| Jun 8, 5:05 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Warren, Yazoo | 40 min |
| Jun 8, 5:14 PM CDT | Special Weather Statement | JAN | Lowndes | 31 min |
Nearby
Flash Flood Warnings in Mississippi, 2021Flash Flood Warnings in Arkansas, 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.