Alert archive / Mississippi / Flash Flood Warnings in 2016
Flash Flood Warning 21, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Apr 14, 2016, 7:27 PM CDT for Perry County, Mississippi. It was in force for 3 hr. 2 reports 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
- Apr 14, 2016, 7:27 PM CDT (00:27 UTC)
- Expired
- Apr 14, 2016, 10:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
County Perry County, MS
The radar
The Mobile radar (KMOB), 113 km from the middle of the area, began a volume at 00:28 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 |
|---|---|---|---|
| Apr 14, 9:20 PM CDT | FLASH FLOOD | 1 Wsw Runnelstown, MS | WATER FLOWING OVER CORINTH CHURCH RD SOUTH OF HWY 42. REPORT VIA SOCIAL MEDIA. |
| Apr 14, 9:20 PM CDT | FLASH FLOOD | Runnelstown, MS | STREET FLOODING IN RUNNELSTOWN IN THE LEE ST, BROWN LN, AND FARRIS DR AREAS. REPORTS VIA SOCIAL MEDIA. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 0.5 hours before the alert went out and 139 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
- 147 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 669 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
The text
As transmitted.
699 WGUS54 KMOB 150027 FFWMOB MSC111-150330- /O.NEW.KMOB.FF.W.0021.160415T0027Z-160415T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOBILE AL 727 PM CDT THU APR 14 2016 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHWESTERN PERRY COUNTY IN SOUTHEASTERN MISSISSIPPI... * UNTIL 1030 PM CDT * AT 725 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAIN ACROSS NORTHWESTERN PERRY COUNTY. RAINFALL AMOUNTS OF 3 TO 4 INCHES HAVE FALLEN IN THE PAST HOUR OVER THE FAR NORTHWESTERN PART OF THE COUNTY JUST WEST AND NORTHWEST OF RUNNELSTOWN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. * FLASH FLOODING WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHWESTERN PERRY COUNTY NEAR THE COMMUNITY OF RUNNELSTOWN. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. && LAT...LON 3143 8915 3143 8900 3135 8902 3129 8915 $$
2 follow-up statements
932 WGUS74 KMOB 150110 FFSMOB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 810 PM CDT THU APR 14 2016 MSC111-150330- /O.CON.KMOB.FF.W.0021.000000T0000Z-160415T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ PERRY MS- 810 PM CDT THU APR 14 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT FOR NORTHWESTERN PERRY COUNTY... AT 804 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE SHOWERS AND THUNDERSTORMS PRODUCING MODERATE TO LOCALLY HEAVY RAINFALL OVER FAR NORTHWESTERN PORTIONS OF PERRY COUNTY. THOUGH SHOWERS AND STORMS HAVE WEAKENED OVER THE PAST 45 MINUTES... DOPPLER RADAR ESTIMATES THAT 2 TO 4 INCHES OF RAIN QUICKLY FELL OVER NORTHWESTERN PERRY COUNTY WITHIN A SHORT PERIOD OF TIME IN AND AROUND THE RUNNELSTOWN COMMUNITY. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL LIKELY PRODUCE FLASH FLOODING OVER THE WARNED AREA. LOCATIONS IMPACTED INCLUDE...RUNNELSTOWN...TALLAHALA...AND RURAL PORTIONS OF NORTHWESTERN PERRY COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. && LAT...LON 3143 8915 3143 8900 3135 8902 3129 8915 $$
457 WGUS74 KMOB 150328 FFSMOB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 1028 PM CDT THU APR 14 2016 MSC111-150333- /O.EXP.KMOB.FF.W.0021.000000T0000Z-160415T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ PERRY MS- 1028 PM CDT THU APR 14 2016 ...THE FLASH FLOOD WARNING FOR NORTHWESTERN PERRY COUNTY WILL EXPIRE AT 1030 PM CDT... AT 920 PM CDT...PERRY COUNTY EMERGENCY MANAGEMENT REPORTED FLOODING IN THE RUNNELSTOWN COMMUNITY...AND ALSO WATER CROSSING CORINTH CHURCH ROAD SOUTH OF HIGHWAY 42. AT 1025 PM CDT...DOPPLER RADAR INDICATED THAT RAIN HAD ENDED OVER NORTHWESTERN PERRY COUNTY. FLASH FLOODING IS NO LONGER EXPECTED TO POSE A THREAT. THUS...THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE. LAT...LON 3143 8915 3143 8900 3135 8902 3129 8915 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 7:04 PM CDT | Areal Flood Advisory | MOB | Perry | 3 hr |
| Apr 14, 11:39 PM CDT | Areal Flood Warning | MOB | Perry | 9 hr |
Nearby
Flash Flood Warnings in Mississippi, 2016Every flash flood warning in 2016
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.