Alert archive / Georgia / Flash Flood Warnings in 1996
Flash Flood Warning 27, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Mar 6, 1996, 8:44 AM EST for DeKalb County, Gwinnett County, Georgia. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 6, 1996, 8:44 AM EST (13:44 UTC)
- Expired
- Mar 6, 1996, 12:45 PM EST
- In force
- 4 hr
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties DeKalb County, GA, Gwinnett County, GA
The radar
The Atlanta radar (KFFC), 69 km from the middle of the area, began a volume at 13:43 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
Birmingham, AL (KBMX), launched 12:00Z, 1.7 hours before the alert went out and 258 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
- 168 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 561 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 320 m²/s²
- 0-3 km storm-relative helicity
- 332 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KATL 061344 FFWATL GAC067-089-121-135-061745- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 844 AM EST WED MAR 6 1996 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1245 PM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHWEST GEORGIA ...COBB COUNTY...DE KALB COUNTY...NORTHERN FULTON COUNTY ...GWINNETT COUNTY ...VERY HEAVY RAINS LAST NIGHT AND THIS MORNING WILL CAUSED SMALL STREAMS AND LOW AREA TO BECOME FLOODED THROUGH EARLY THIS AFTERNOON IN THE ATLANTA METRO AREA... SINCE AROUND 10 PM LAST NIGHT BETWEEN THREE AND THREE AND A HALF INCHES HAVE FALLEN OVER THE SIX COUNTY AREA THAT MAKES UP THE ATLANTA METRO AREA. THE RUNOFF FROM THE HEAVY RAINS WILL CAUSE THE ATLANTA AREA CREEKS TO RISE SHARPLY AND VERY LIKELY COME OUT OF THEIR BANKS THIS MORNING AND THIS AFTERNOON. THE CREEK MOST LIKELY TO FLOOD IS PEACHTREE CREEK WHICH WAS AT 13.5 FEET AT NORTHSIDE DRIVE AT 8 AM THIS MORNING. THREE AND HALF INCHES OF RAIN HAS FALLEN OVER THIS BASIN. FLOOD STAGE IS 17 FEET. THE CREEK WILL CREST INITIALLY BETWEEN 17 AND 18 FEET BY AROUND 1 PM THIS AFTERNOON. ANY ADDITIONAL HEAVY RAIN WILL CAUSE PEACHTREE TO CREST EVEN HIGHER. AT 8 AM BIG CREEK AT ALPHARETTA WAS AT 6 FEET OR ONE FOOT BELOW BANKFULL. BASED ON THE RAINFALL THAT HAS ALREADY OCCURREE...BIG CREEK WILL CONTINUE TO RISE SHARPLY AND REACH BANKFULL THIS MORNING...THEN CONTINUE RISING TO AT LEAST 9 TO 10 FEET BY TONIGHT. AT SUWANNEE CREEK THE STAGE IN NORTH GWINNETT WAS 5 FEET. BANKFULL IS 7 FEET. SUWANNE WILL RISE TO BANKFULL THIS MORNING AND CONTINUE RISING TO AROUND 9 FEET LATE THIS AFTERNOON. FLOODING OF AREA CREEKS AROUND METRO ATLANTA WILL CONTINUE. YOUR SHOULD NOT ATTEMPT TO FORGE THESE CREEKS OR LOW AREAS WHERE SEVERAL FEET OF WATER MIGHT BE STANDING. IS DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT'S IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS SHOULD AVOID CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS.
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, Mar 6, 3:53 AM EST, 4 hours 51 minutes before
GAZ042-060955- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 353 AM EST WED MAR 6 1996 ...A STRONG THUNDERSTORM MOVING INTO GEORGIA... AT 350 AM NATIONAL WEATHER SERVICE RADARS INDICATED A VERY STRONG THUNDERSTORM MOVING INTO CARROLL COUNTY GEORGIA MOVING NORTHEAST AT 40 MILES AN HOUR. THIS STORM WILL PRODUCE VERY HEAVY RAIN WITH DANGEROUS LIGHTNING AND STRONG GUSTY WINDS. STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, Mar 6, 3:54 AM EST, 4 hours 50 minutes before
GAZ042-060955- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 353 AM EST WED MAR 6 1996 ...A STRONG THUNDERSTORM MOVING INTO GEORGIA... AT 350 AM NATIONAL WEATHER SERVICE RADARS INDICATED A VERY STRONG THUNDERSTORM MOVING INTO CARROLL COUNTY GEORGIA MOVING NORTHEAST AT 40 MILES AN HOUR. THIS STORM WILL PRODUCE VERY HEAVY RAIN WITH DANGEROUS LIGHTNING AND STRONG GUSTY WINDS. STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, Mar 6, 6:30 AM EST, 2 hours 14 minutes before
GAZ005>009-011>016-019>025-027-030>039-041>062-066>076-078>086- 091>098-103>113-061630- NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 630 AM EST WED MAR 6 1996 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS NORTH AND CENTRAL GEORGIA TODAY. A STRONG COLD FRONT WAS APPROACHING THE MISSISSIPPI RIVER VALLEY EARLY THIS MORNING. AHEAD OF THE COLD FRONT...WARM MOIST AIR HAD BECOME THE RULE OVER THE SOUTHEASTERN U.S.. SHOWERS AND THUNDERSTORMS DEVELOPED IN THE MOIST WARM AIR AND MOVED ACROSS ALABAMA INTO GEORGIA DURING THE PREDAWN HOURS. SOME OF THE STORMS PRODUCED SEVERE WEATHER OVER PORTIONS OF ALABAMA DURING THE NIGHT. AS THE COLD FRONT CONTINUES TO MOVE EASTWARD TODAY...THUNDERSTORMS COULD ONCE AGAIN INTENSIFY AND MOVE INTO PORTIONS OF NORTH AND CENTRAL GEORGIA. SOME OF THE STORMS COULD PRODUCE STRONG GUSTY WINDS...LARGE HAIL...HEAVY DOWNPOURS...AND POSSIBLY TORNADOES. SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN NORTH AND CENTRAL GEORGIA SHOULD MONITOR LOCAL WEATHER CONDITIONS AND BE READY FOR POSSIBLE ACTIVATION LATER TODAY.
Special weather statement, Mar 6, 6:31 AM EST, 2 hours 13 minutes before
GAZ005>009-011>016-019>025-027-030>039-041>062-066>076-078>086- 091>098-103>113-061630- NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 630 AM EST WED MAR 6 1996 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS NORTH AND CENTRAL GEORGIA TODAY. A STRONG COLD FRONT WAS APPROACHING THE MISSISSIPPI RIVER VALLEY EARLY THIS MORNING. AHEAD OF THE COLD FRONT...WARM MOIST AIR HAD BECOME THE RULE OVER THE SOUTHEASTERN U.S.. SHOWERS AND THUNDERSTORMS DEVELOPED IN THE MOIST WARM AIR AND MOVED ACROSS ALABAMA INTO GEORGIA DURING THE PREDAWN HOURS. SOME OF THE STORMS PRODUCED SEVERE WEATHER OVER PORTIONS OF ALABAMA DURING THE NIGHT. AS THE COLD FRONT CONTINUES TO MOVE EASTWARD TODAY...THUNDERSTORMS COULD ONCE AGAIN INTENSIFY AND MOVE INTO PORTIONS OF NORTH AND CENTRAL GEORGIA. SOME OF THE STORMS COULD PRODUCE STRONG GUSTY WINDS...LARGE HAIL...HEAVY DOWNPOURS...AND POSSIBLY TORNADOES. SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN NORTH AND CENTRAL GEORGIA SHOULD MONITOR LOCAL WEATHER CONDITIONS AND BE READY FOR POSSIBLE ACTIVATION LATER TODAY.
Special weather statement, Mar 6, 6:57 AM EST, 1 hour 47 minutes before
GAZ031-032-033-061400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 657 AM EST WED MAR 6 1996 AT 655 AM WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS IN PAULDING...COBB AND NORTHERN FULTON COUNTIES. THESE STORMS MAY CONTAIN STRONG GUSTY WINDS...SMALL HAIL AND HEAVY DOWNPOURS. THE STORMS WERE MOVING EAST AT 40 MPH. STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, Mar 6, 6:58 AM EST, 1 hour 46 minutes before
GAZ031-032-033-061400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 657 AM EST WED MAR 6 1996 AT 655 AM WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS IN PAULDING...COBB AND NORTHERN FULTON COUNTIES. THESE STORMS MAY CONTAIN STRONG GUSTY WINDS...SMALL HAIL AND HEAVY DOWNPOURS. THE STORMS WERE MOVING EAST AT 40 MPH. STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 7:30 AM EST | Severe Thunderstorm Warning | FFC | Harris | 30 min |
| Mar 6, 7:56 AM EST | Tornado Warning | FFC | Meriwether, Talbot | 34 min |
| Mar 6, 8:00 AM EST | Severe Thunderstorm Warning | FFC | Marion | 45 min |
| Mar 6, 8:06 AM EST | Tornado Warning | FFC | Marion | 39 min |
| Mar 6, 8:15 AM EST | Severe Thunderstorm Warning | FFC | Schley, Taylor | 45 min |
| Mar 6, 8:26 AM EST | Severe Thunderstorm Warning | FFC | Macon, Sumter, Webster | 49 min |
| Mar 6, 8:44 AM EST | Flash Flood Warning | FFC | Cobb, Fulton | 4 hr |
| Mar 6, 8:47 AM EST | Severe Thunderstorm Warning | FFC | Crawford, Peach | 43 min |
| Mar 6, 9:00 AM EST | Severe Thunderstorm Warning | FFC | Dooly, Houston | 45 min |
| Mar 6, 9:22 AM EST | Severe Thunderstorm Warning | FFC | Clayton, Fulton | 53 min |
| Mar 6, 9:29 AM EST | Severe Thunderstorm Warning | FFC | Bleckley, Dodge, Pulaski, Twiggs | 46 min |
| Mar 6, 10:20 AM EST | Severe Thunderstorm Warning | FFC | Meriwether, Troup | 40 min |
| Mar 6, 11:13 AM EST | Severe Thunderstorm Warning | FFC | Bleckley, Houston, Pulaski | 47 min |
| Mar 6, 11:36 AM EST | Tornado Warning | FFC | Bleckley, Dodge, Pulaski | 54 min |
| Mar 6, 11:49 AM EST | Severe Thunderstorm Warning | FFC | Laurens | 26 min |
| Mar 6, 12:06 PM EST | Tornado Warning | FFC | Laurens | 54 min |
| Mar 6, 12:13 PM EST | Severe Thunderstorm Warning | FFC | Emanuel, Johnson, Treutlen | 47 min |
| Mar 6, 12:35 PM EST | Severe Thunderstorm Warning | FFC | Crisp, Wilcox | 25 min |
| Mar 6, 12:45 PM EST | Tornado Warning | FFC | Wilcox | 30 min |
| Mar 6, 1:02 PM EST | Severe Thunderstorm Warning | FFC | Dodge, Telfair | 43 min |
| Mar 6, 1:39 PM EST | Severe Thunderstorm Warning | FFC | Marion, Talbot, Taylor | 51 min |
| Mar 6, 6:45 PM EST | Severe Thunderstorm Warning | FFC | Cherokee, Forsyth | 45 min |
Nearby
Flash Flood Warnings in Georgia, 1996Every flash flood warning in 1996
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.