Alert archive / Mississippi / Flash Flood Warnings in 1993
Flash Flood Warning 3, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Jul 13, 1993, 6:07 AM CDT for Harrison County, Mississippi. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jul 13, 1993, 6:07 AM CDT (11:07 UTC)
- Expired
- Jul 13, 1993, 8:15 AM CDT
- In force
- 2 hr
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Harrison County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 11.1 hours before the alert went out and 62 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
- 286 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 1231 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMOB 131108 FFWMOB MSC047-131315- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOBILE AL 607 AM CDT TUE JUL 13 1993 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 815 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST MISSISSIPPI ...SOUTHERN HARRISON COUNTY AT 600 AM THE MOBILE SHOWED A PERSISTENT CLUSTER OF THUNDERSTORMS OVER THE SOUTHERN PORTION OF HARRISON COUNTY. RADAR ESTIMATES OF RAINFALL NOW RANGE UP TO 4 INCHES SINCE 300 AM. BILOXI PD REPORTED AT 550 AM SEVERAL STREETS AND ROADS HAVE BEEN CLOSED DUE TO FLOODING. SOME OF THOSE INCLUDE...POPPS FERRY ROAD...HIGHWAY 90 BETWEEN THE BRIDGE AND THE BILOXI BELLE AND ALSO AT SEVERAL OTHER LOCATIONS. RESIDENTS OF THE WARNED AREA SHOULD BE ALERT FOR RISING WATER AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF YOU OBSERVE RISING WATER OR YOU LIVE IN A FLOOD PRONE ARE. MOTORISTS SHOULD DRIVE WITH EXTREME WITH CAUTION AND CAN EXPECT DELAYS AND POSSIBLE DETOURS. DO NOT DRIVE ACROSS ROADS AND BRIDGES THAT HAVE RAPIDLY RUNNING WATER OVER THEM AND ALSO IN AREAS THAT HAVE WATER OF UNKNOWN DEPTH. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND. &
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 13, 5:07 AM CDT, 1 hour before
ALZ016-MSZ013-131115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 507 AM CDT TUE JUL 13 1993 ...A SPECIAL MARINE WARNING CONTINUES IN EFFECT FOR THE ALABAMA AND MISSISSIPPI COASTS UNTIL 600 AM... ...HEAVY RAINFALL AMOUNTS OCCURRING ON THE MISSISSIPPI AND ALABAMA COASTS... WEATHER SERVICE RADARS AT 500 AM INDICATED THAT THE THUNDERSTORMS HAVE PERSISTED ALONG THE IMMEDIATE COASTAL SECTIONS OF MISSISSIPPI AND ALABAMA. ONLY A SLIGHT EASTWARD DRIFT HAS BEEN OBSERVED. RADAR ESTIMATES OF RAINFALL DURING THE PAST 2 HOURS ARE AROUND 1 TO 2 INCHES. THE WEATHER OBSERVER AT KEESLER AFB IN BILOXI REPORTED THAT SOME VERY HEAVY RAIN HAS OCCURRED. IT IS LIKELY THAT SOME STREETS AND ROADS WITHIN 5 MILES OF THE COAST ARE COVERED WITH WATER. THIS SITUATION WILL CAUSE HAZARDOUS DRIVING CONDITIONS THIS MORNING AS RESIDENTS PROCEED TO WORK. THE WEATHER SERVICE ADVISES YOU TO LEAVE A LITTLE EARLY AND DRIVE VERY CAREFULLY.
Nearby
Flash Flood Warnings in Mississippi, 1993Every flash flood warning in 1993
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.