Alert archive / Georgia / Flash Flood Warnings in 2013
Flash Flood Warning 99, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Sep 1, 2013, 7:42 AM EDT for Gilmer County, Georgia. 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
- Sep 1, 2013, 7:42 AM EDT (11:42 UTC)
- Expired
- Sep 1, 2013, 1:45 PM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
County Gilmer County, GA
The radar
The Atlanta radar (KFFC), 146 km from the middle of the area, began a volume at 11:43 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
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 11.7 hours before the alert went out and 145 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
- 2887 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 902 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
476
WGUS52 KFFC 011142
FFWFFC
GAC123-011745-
/O.NEW.KFFC.FF.W.0099.130901T1142Z-130901T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
742 AM EDT SUN SEP 1 2013
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
GILMER COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 145 PM EDT SUNDAY
* AT 737 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN FROM A THUNDERSTORM OVER THE WARNED AREA. FLASH
FLOODING CAN BE EXPECTED AS A RESULT.
* RAINFALL AMOUNTS BETWEEN 2 AND 3 INCHES HAVE FALLEN ACROSS PORTIONS
OF GILMER COUNTY SINCE 4 AM. ADDITIONAL THUNDERSTORMS HAVE DEVELOPED
TO THE WEST...WHICH WILL BE MOVING EAST INTO GILMER COUNTY OVER THE
NEXT FEW HOURS. ADDITIONAL RAINFALL AMOUNTS OF BETWEEN 1 AND 3
INCHES WILL BE POSSIBLE AS THESE STORMS MOVE OVER THE AREA.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PISGAH...
CHERRY LOG AND MOUNTAINTOWN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN HILLY TERRAIN THERE ARE LOW WATER CROSSINGS WHICH ARE POTENTIALLY
DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED
ROADS...FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF SWIFTLY
FLOWING WATER TO CARRY VEHICLES AWAY.
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT
USING HASHTAG GAWX.
&&
LAT...LON 3484 8438 3480 8431 3473 8426 3467 8425
3463 8419 3460 8425 3457 8426 3458 8433
3455 8437 3455 8446 3456 8447 3455 8448
3456 8450 3455 8465 3474 8465 3478 8464
3482 8459 3485 8461
$$2 follow-up statements
898
WGUS72 KFFC 011326
FFSFFC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
926 AM EDT SUN SEP 1 2013
GAC123-011745-
/O.CON.KFFC.FF.W.0099.000000T0000Z-130901T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILMER GA-
926 AM EDT SUN SEP 1 2013
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 PM EDT FOR
GILMER COUNTY...
AT 924 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER GILMER
COUNTY. DOPPLER RADAR ESTIMATES THAT BETWEEN 4 AND 5 INCHES HAS
FALLEN OVER THE PAST SEVERAL HOURS ACROSS NORTHERN GILMER COUNTY
NEAR THE COMMUNITY OF CHERRY LOG.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EAST ELLIJAY
AND ELLIJAY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS...STREAMS AND COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT
USING HASHTAG GAWX.
&&
LAT...LON 3484 8438 3480 8431 3473 8426 3467 8425
3463 8419 3460 8425 3457 8426 3458 8433
3455 8437 3455 8446 3456 8447 3455 8448
3456 8450 3455 8465 3474 8465 3478 8464
3482 8459 3485 8461
$$
30643
WGUS72 KFFC 011701
FFSFFC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
101 PM EDT SUN SEP 1 2013
GAC123-011711-
/O.CAN.KFFC.FF.W.0099.000000T0000Z-130901T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILMER GA-
101 PM EDT SUN SEP 1 2013
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR GILMER COUNTY...
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT
USING HASHTAG GAWX.
LAT...LON 3484 8438 3480 8431 3473 8426 3467 8425
3463 8419 3460 8425 3457 8426 3458 8433
3455 8437 3455 8446 3456 8447 3455 8448
3456 8450 3455 8465 3474 8465 3478 8464
3482 8459 3485 8461
$$
30The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 9:09 PM EDT | Special Weather Statement | FFC | Murray | 51 min |
| Aug 31, 9:58 PM EDT | Flash Flood Warning | FFC | Murray | 6 hr |
| Aug 31, 10:03 PM EDT | Special Weather Statement | FFC | Towns | 57 min |
| Sep 1, 5:50 AM EDT | Special Weather Statement | FFC | Gilmer, Murray, Pickens | 40 min |
| Sep 1, 6:37 AM EDT | Special Weather Statement | FFC | Gilmer, Pickens | 38 min |
| Sep 1, 12:20 PM EDT | Special Weather Statement | FFC | Gordon, Pickens | 40 min |
| Sep 1, 12:50 PM EDT | Special Weather Statement | FFC | Fulton, Gwinnett | 40 min |
| Sep 1, 12:59 PM EDT | Special Weather Statement | FFC | Clarke, Madison | 46 min |
| Sep 1, 1:06 PM EDT | Special Weather Statement | FFC | Bartow, Polk | 39 min |
| Sep 1, 1:33 PM EDT | Special Weather Statement | FFC | DeKalb, Douglas, Fulton, Gwinnett, Walton | 42 min |
| Sep 1, 1:38 PM EDT | Special Weather Statement | FFC | Haralson, Paulding, Polk | 52 min |
| Sep 1, 1:49 PM EDT | Severe Thunderstorm Warning | FFC | Cobb, Douglas, Paulding | 41 min |
| Sep 1, 1:54 PM EDT | Special Weather Statement | FFC | Clarke, Oconee, Oglethorpe | 36 min |
| Sep 1, 2:31 PM EDT | Special Weather Statement | FFC | Carroll, Douglas, Haralson | 29 min |
| Sep 1, 2:34 PM EDT | Special Weather Statement | FFC | Cobb, DeKalb, Fulton | 41 min |
| Sep 1, 2:52 PM EDT | Special Weather Statement | FFC | Clayton, Henry, Newton, Rockdale | 23 min |
| Sep 1, 3:02 PM EDT | Special Weather Statement | FFC | Carroll, Douglas | 43 min |
| Sep 1, 3:32 PM EDT | Special Weather Statement | FFC | Catoosa | 43 min |
| Sep 1, 3:40 PM EDT | Special Weather Statement | FFC | Butts | 50 min |
| Sep 1, 3:46 PM EDT | Special Weather Statement | FFC | Carroll, Heard | 44 min |
| Sep 1, 4:09 PM EDT | Special Weather Statement | FFC | Fayette, Meriwether | 51 min |
| Sep 1, 4:15 PM EDT | Special Weather Statement | FFC | Catoosa, Murray, Whitfield | 45 min |
| Sep 1, 4:31 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Murray, Whitfield | 44 min |
| Sep 1, 5:07 PM EDT | Special Weather Statement | FFC | Lamar, Monroe | 23 min |
| Sep 1, 5:13 PM EDT | Special Weather Statement | FFC | Upson | 47 min |
| Sep 1, 5:16 PM EDT | Special Weather Statement | FFC | Gordon | 44 min |
| Sep 1, 5:50 PM EDT | Special Weather Statement | FFC | Bibb | 40 min |
| Sep 1, 6:12 PM EDT | Special Weather Statement | FFC | Muscogee | 48 min |
| Sep 1, 6:31 PM EDT | Special Weather Statement | FFC | Crawford, Macon, Taylor | 44 min |
| Sep 1, 7:02 PM EDT | Special Weather Statement | FFC | Glascock | 28 min |
| Sep 1, 7:28 PM EDT | Special Weather Statement | FFC | Glascock, Warren | 47 min |
Nearby
Flash Flood Warnings in Georgia, 2013Every flash flood warning in 2013
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.