Alert archive / Mississippi / Flash Flood Warnings in 2012
Flash Flood Warning 68, NWS New Orleans, LA
NWS New Orleans, LA issued this flash flood warning at Aug 30, 2012, 7:12 AM CDT for Jackson County, Mississippi. It was in force for 4 hr. 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
- Aug 30, 2012, 7:12 AM CDT (12:12 UTC)
- Expired
- Aug 30, 2012, 11:15 AM CDT
- In force
- 4 hr
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
- Emergency
- Flash flood emergency
- Flood severity
- None
County Jackson County, MS
The radar
The Mobile radar (KMOB), 42 km from the middle of the area, began a volume at 12:15 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 |
|---|---|---|---|
| Aug 30, 11:00 AM CDT | FLASH FLOOD | Moss Point, MS | WIDESPREAD STREET FLOODING REPORTED. |
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 12:00Z, 0.2 hours before the alert went out and 117 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 0 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 282 m²/s²
- 0-3 km storm-relative helicity
- 332 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.4
The text
As transmitted, in the capitals the NWS used until 2016.
594
WGUS54 KLIX 301212
FFWLIX
MSC059-301615-
/O.NEW.KLIX.FF.W.0068.120830T1212Z-120830T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
712 AM CDT THU AUG 30 2012
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN JACKSON COUNTY IN SOUTHERN MISSISSIPPI...
THIS INCLUDES THE CITIES OF...PASCAGOULA...MOSS POINT...
ESCATAWPA...
* UNTIL 1115 AM CDT
* AT 705 AM CDT...LOCAL EMERGENCY MANAGEMENT OFFICIALS REPORTED
FLASH FLOODING IN SEVERAL COMMUNITIES IN EASTERN JACKSON
COUNTY INCLUDING PASCAGOULA...MOSS POINT AND CREOLE. OVER 6
INCHES OF RAIN HAS FALLEN IN THE PASCAGOULA AREA SINCE MIDNIGHT
AND AN ADDITIONAL 2 TO 4 INCHES IS POSSIBLE OVER THE WARNED
AREA. DEEP FLOODING IS VERY LIKELY TO OCCUR IN
COMMUNITIES IN SOUTHEASTERN JACKSON COUNTY.
THIS IS A FLASH FLOOD EMERGENCY FOR EASTERN JACKSON COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
RESIDENTS ARE ADVISED TO SEEK HIGHER GROUND AND FOLLOW THE ADVICE OF
LOCAL AND COUNTY OFFICIALS.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN NEW
ORLEANS.
&&
LAT...LON 3034 8840 3035 8843 3031 8847 3031 8850
3034 8853 3033 8856 3036 8862 3034 8873
3052 8855 3054 8840 3039 8839 3034 8839
$$
98/SO1 follow-up statement
004
WGUS74 KLIX 301503
FFSLIX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1003 AM CDT THU AUG 30 2012
MSC059-301615-
/O.CON.KLIX.FF.W.0068.000000T0000Z-120830T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JACKSON MS-
1003 AM CDT THU AUG 30 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT FOR
SOUTHEASTERN JACKSON COUNTY...
...A FLASH FLOOD EMERGENCY FOR PASCAGOULA...GAUTIER...AND MOSS
POINT...
AT 956 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
FLASH FLOODING...AND EMERGENCY MANAGEMENT REPORTED WIDESPREAD
FLASH FLOODING ACROSS THE WARNED AREA. ADDITIONAL BANDS OF VERY
HEAVY RAINFALL WERE MOVING INTO SOUTHEAST JACKSON COUNTY AND ARE
LIKELY TO PRODUCE ADDITIONAL RAINFALL AMOUNTS OF 2 TO 4 INCHES IN A
ONE TO TWO HOUR PERIOD WHICH WILL WORSEN THE FLOODING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT THURSDAY AFTERNOON
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3034 8840 3035 8843 3031 8847 3031 8850
3034 8853 3033 8856 3036 8862 3034 8873
3052 8855 3054 8840 3039 8839 3034 8839
$$
22/TDThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 7:18 PM CDT | Tornado Warning | LIX | Jackson | 27 min |
| Aug 29, 7:42 PM CDT | Flash Flood Warning | LIX | Hancock, Pearl River, Walthall | 4 hr |
| Aug 29, 8:12 PM CDT | Flash Flood Warning | LIX | Harrison, Jackson | 8 hr |
| Aug 29, 8:28 PM CDT | Tornado Warning | LIX | Jackson | 62 min |
| Aug 29, 9:27 PM CDT | Tornado Warning | LIX | Jackson | 63 min |
| Aug 29, 11:29 PM CDT | River Flood Warning | LIX | Pike | 59 hr |
| Aug 29, 11:31 PM CDT | Tornado Warning | LIX | Hancock, Pearl River | 29 min |
| Aug 29, 11:45 PM CDT | Flash Flood Warning | LIX | Hancock, Pearl River, Walthall | 5 hr |
| Aug 29, 11:54 PM CDT | Tornado Warning | LIX | Hancock, Pearl River | 36 min |
| Aug 30, 2:33 AM CDT | Tornado Warning | LIX | Hancock, Harrison, Pearl River | 27 min |
| Aug 30, 4:17 AM CDT | Flash Flood Warning | LIX | Jackson | 3 hr |
| Aug 30, 5:31 AM CDT | Tornado Warning | LIX | Jackson | 29 min |
| Aug 30, 6:50 AM CDT | Tornado Warning | LIX | Jackson | 40 min |
| Aug 30, 7:29 AM CDT | Tornado Warning | LIX | Jackson | 31 min |
| Aug 30, 7:30 AM CDT | Flash Flood Warning | LIX | Jackson | 3 hr |
| Aug 30, 8:26 AM CDT | Flash Flood Warning | LIX | Pike | 3 hr |
| Aug 30, 9:17 AM CDT | Tornado Warning | LIX | Hancock | 28 min |
| Aug 30, 10:32 AM CDT | River Flood Warning | LIX | Jackson | 10 days |
| Aug 30, 11:11 AM CDT | Flash Flood Warning | LIX | Pike | 3 hr |
| Aug 30, 11:29 AM CDT | Flash Flood Warning | LIX | Jackson | 4 hr |
| Aug 30, 1:19 PM CDT | River Flood Warning | LIX | Harrison | 34 hr |
| Aug 30, 3:24 PM CDT | Tornado Warning | LIX | Jackson | 36 min |
| Aug 30, 4:21 PM CDT | Coastal Flood Warning | LIX | 49 hr |
Nearby
Flash Flood Warnings in Mississippi, 2012Every flash flood warning in 2012
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.