Alert archive / Mississippi / Flash Flood Warnings in 2021
Flash Flood Warning 34, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jun 8, 2021, 7:03 PM CDT for Grenada County, Mississippi. It was in force for 117 min. 1 report 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 8, 2021, 7:03 PM CDT (00:03 UTC)
- Expired
- Jun 8, 2021, 9:00 PM CDT
- In force
- 117 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
County Grenada County, MS
The radar
The Columbus AFB radar (KGWX), 139 km from the middle of the area, began a volume at 00:05 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 8, 7:16 PM CDT | FLASH FLOOD | 3 Wsw Tie Plant, MS | FLOODWATERS ENTERED A HOUSE ALONG SHELBY CHAPEL ROAD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 0.1 hours before the alert went out and 120 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
- 69 J/kg
- Mixed-layer CIN
- -185 J/kg
- Mixed-layer LCL
- 917 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
699
WGUS54 KJAN 090003
FFWJAN
MSC043-090200-
/O.NEW.KJAN.FF.W.0034.210609T0003Z-210609T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson MS
703 PM CDT Tue Jun 8 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Central Grenada County in north central Mississippi...
* Until 900 PM CDT.
* At 655 PM CDT, emergency management reported flooded roads in the
downtown Grenada area following heavy rain from earlier
thunderstorms. Between 1 and 2 inches of rain have fallen in the
area, and flash flooding is already occurring.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Emergency management.
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...
Grenada.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3382 8985 3382 8977 3371 8974 3371 8980
3371 8983 3371 8987 3374 8986
FLASH FLOOD...OBSERVED
$$
NF1 follow-up statement
815
WGUS74 KJAN 090203
FFSJAN
Flash Flood Statement
National Weather Service Jackson MS
903 PM CDT Tue Jun 8 2021
MSC043-090213-
/O.EXP.KJAN.FF.W.0034.000000T0000Z-210609T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Grenada MS-
903 PM CDT Tue Jun 8 2021
...FLASH FLOOD WARNING HAS EXPIRED FOR CENTRAL GRENADA COUNTY...
Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3382 8985 3382 8977 3371 8974 3371 8980
3371 8983 3371 8987 3374 8986
$$
NFThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 9:58 PM CDT | Severe Thunderstorm Warning | JAN | Choctaw, Oktibbeha | 62 min |
| Jun 8, 11:12 PM CDT | Flash Flood Warning | JAN | Bolivar, Sunflower | 3 hr |
| Jun 9, 1:27 AM CDT | Flash Flood Warning | JAN | Grenada | 3 hr |
| Jun 9, 4:03 AM CDT | Flash Flood Watch | JAN | Attala, Bolivar, Carroll, Choctaw, Clay, Grenada and 14 more | 39 hr |
| Jun 9, 10:07 AM CDT | River Flood Warning | JAN | Yazoo | 18 days |
| Jun 9, 10:26 AM CDT | River Flood Warning | JAN | Clay | 4 days |
| Jun 9, 11:50 AM CDT | Flash Flood Warning | JAN | Bolivar, Sunflower | 3 hr |
| Jun 9, 12:52 PM CDT | Flash Flood Warning | JAN | Grenada, Leflore | 3 hr |
| Jun 9, 2:01 PM CDT | Flash Flood Warning | JAN | Bolivar, Leflore, Sunflower, Washington | 3 hr |
| Jun 9, 2:30 PM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey | 45 min |
| Jun 9, 2:36 PM CDT | Special Weather Statement | JAN | Kemper | 24 min |
| Jun 9, 2:41 PM CDT | Special Weather Statement | JAN | Attala, Holmes | 49 min |
| Jun 9, 2:56 PM CDT | Severe Thunderstorm Warning | JAN | Kemper, Noxubee | 49 min |
| Jun 9, 3:01 PM CDT | Special Weather Statement | JAN | Yazoo | 29 min |
| Jun 9, 3:05 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Holmes, Leake, Madison, Neshoba, Winston | 40 min |
| Jun 9, 3:26 PM CDT | Severe Thunderstorm Warning | JAN | Yazoo | 33 min |
| Jun 9, 3:44 PM CDT | Special Weather Statement | JAN | Leake | 31 min |
| Jun 9, 3:58 PM CDT | Special Weather Statement | JAN | Holmes | 32 min |
| Jun 9, 4:18 PM CDT | Special Weather Statement | JAN | Leake | 27 min |
| Jun 9, 4:48 PM CDT | Special Weather Statement | JAN | Holmes, Humphreys | 27 min |
| Jun 9, 5:11 PM CDT | Severe Thunderstorm Warning | JAN | Newton, Scott | 20 min |
| Jun 9, 5:26 PM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey, Yazoo | 49 min |
| Jun 9, 6:10 PM CDT | Special Weather Statement | JAN | Jasper | 50 min |
| Jun 9, 6:26 PM CDT | Special Weather Statement | JAN | Warren | 34 min |
| Jun 9, 6:34 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Warren | 41 min |
| Jun 9, 6:59 PM CDT | Special Weather Statement | JAN | Clarke | 46 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.