Alert archive / Mississippi / Flash Flood Warnings in 2018
Flash Flood Warning 3, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Apr 14, 2018, 1:54 PM CDT for Greene County, Perry County, Wayne County, Mississippi. It was in force for 6 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
- Apr 14, 2018, 1:54 PM CDT (18:54 UTC)
- Expired
- Apr 14, 2018, 8:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Greene County, MS, Perry County, MS, Wayne County, MS
The radar
The Mobile radar (KMOB), 98 km from the middle of the area, began a volume at 18:55 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, 6.9 hours before the alert went out and 162 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
- 1210 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 603 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 264 m²/s²
- 0-3 km storm-relative helicity
- 338 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 8.4
The text
As transmitted.
456 WGUS54 KMOB 141854 FFWMOB MSC041-111-153-150100- /O.NEW.KMOB.FF.W.0003.180414T1854Z-180415T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Mobile AL 154 PM CDT SAT APR 14 2018 The National Weather Service in Mobile has issued a * Flash Flood Warning for... Northern Perry County in southeastern Mississippi... Southeastern Wayne County in southeastern Mississippi... Northwestern Greene County in southeastern Mississippi... * Until 800 PM CDT Saturday. * At 153 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Two to three inches of rain have already fallen. Flash flooding is expected to begin shortly. * Some locations that will experience flooding include... Waynesboro, Clara, Beaumont and New Augusta. LAT...LON 3173 8847 3118 8865 3104 8914 3165 8874 $$
2 follow-up statements
274 WGUS74 KMOB 142215 FFSMOB Flash Flood Statement National Weather Service Mobile AL 515 PM CDT SAT APR 14 2018 MSC041-111-153-150100- /O.CON.KMOB.FF.W.0003.000000T0000Z-180415T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Perry MS-Wayne MS-Greene MS- 515 PM CDT SAT APR 14 2018 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHERN PERRY...SOUTHEASTERN WAYNE AND NORTHWESTERN GREENE COUNTIES... At 513 PM CDT, Doppler radar indicates that mostly showers and some embedded thunderstorms continue to move across the warned area, and additional heavy rain is possible. Radar rainfall estimates show that 2.5 to 4 inches of rain has fallen over the area. Flash flooding remains likely as additional thunderstorms move across the area through early this evening. Some locations that will experience flooding include... Waynesboro, Clara, Beaumont and New Augusta. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3173 8847 3118 8865 3104 8914 3165 8874 $$
489 WGUS74 KMOB 150046 FFSMOB Flash Flood Statement National Weather Service Mobile AL 746 PM CDT SAT APR 14 2018 MSC041-111-153-150100- /O.CON.KMOB.FF.W.0003.000000T0000Z-180415T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Perry MS-Wayne MS-Greene MS- 746 PM CDT SAT APR 14 2018 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHERN PERRY...SOUTHEASTERN WAYNE AND NORTHWESTERN GREENE COUNTIES... At 743 PM CDT, Doppler radar indicated that the heavy rain has ended although light to moderate rain will continue over the area for a couple more hours. The Flash Flood Warning will soon be replaced with an Areal Flood Warning due to the potential for ponding of water in low lying areas and also possibly over roadways in the area. Please heed any road closures. Some locations that will experience flooding include... Waynesboro, Clara, Beaumont and New Augusta. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3173 8847 3118 8865 3104 8914 3165 8874 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 8:20 PM CDT | River Flood Warning | MOB | George, Greene, Jackson | 14 hr |
| Apr 14, 3:19 AM CDT | Wind Advisory | MOB | George, Greene, Perry, Stone, Wayne | 18 hr |
| Apr 14, 10:58 AM CDT | Severe Thunderstorm Warning | MOB | Greene, Perry, Wayne | 62 min |
| Apr 14, 11:50 AM CDT | Severe Thunderstorm Warning | MOB | Perry, Stone | 55 min |
| Apr 14, 11:51 AM CDT | Areal Flood Advisory | MOB | Greene, Perry, Wayne | 3 hr |
| Apr 14, 11:59 AM CDT | Severe Thunderstorm Warning | MOB | Greene, Wayne | 61 min |
| Apr 14, 12:40 PM CDT | Special Weather Statement | MOB | Perry | 50 min |
| Apr 14, 1:00 PM CDT | Areal Flood Advisory | MOB | Greene, Perry, Stone | 3 hr |
| Apr 14, 1:50 PM CDT | Flash Flood Warning | MOB | Perry, Stone | 6 hr |
| Apr 14, 2:35 PM CDT | Flash Flood Warning | MOB | Greene, Wayne | 6 hr |
| Apr 14, 3:47 PM CDT | Special Weather Statement | MOB | George | 58 min |
| Apr 14, 3:50 PM CDT | Flash Flood Warning | MOB | George, Greene, Perry, Stone | 6 hr |
| Apr 14, 5:05 PM CDT | Special Weather Statement | MOB | Stone | 55 min |
| Apr 14, 6:03 PM CDT | Special Weather Statement | MOB | George, Greene | 57 min |
| Apr 14, 6:57 PM CDT | Severe Thunderstorm Warning | MOB | George | 20 min |
Nearby
Flash Flood Warnings in Mississippi, 2018Every flash flood warning in 2018
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.