Alert archive / Georgia / Special Weather Statements in 2015

Special Weather Statement, NWS Atlanta, GA

April 10, 2015Dade County, Georgia

NWS Atlanta, GA issued this special weather statement at Apr 10, 2015, 5:21 AM EDT for Dade County, Georgia. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Apr 10, 2015, 5:21 AM EDT (09:21 UTC)
Expired
Apr 10, 2015, 6:00 AM EDT
In force
39 min
Issued by
NWS Atlanta, GA

County Dade County, GA

The radar

The Northeast Alabama radar (KHTX), 54 km from the middle of the area, began a volume at 09:23 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

Nashville Metro, TN (KBNA), launched 00:00Z, 9.4 hours before the alert went out and 171 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.

Skew-T log-pSkew-T log-p diagram, Nashville Metro, TN at 00:00Z on 2015-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 706 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2015-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
706 J/kg
Mixed-layer CIN
-72 J/kg
Mixed-layer LCL
1236 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
247 m²/s²
Significant tornado parameter
0.6
Supercell composite
5.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

351 
WWUS82 KFFC 100921
SPSFFC

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
521 AM EDT FRI APR 10 2015
 
GAZ001-101000-
DADE GA-
521 AM EDT FRI APR 10 2015

...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 35 MPH WINDS
IN DADE COUNTY UNTIL 600 AM EDT...

AT 520 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES
SOUTHEAST OF COWAN TO 8 MILES NORTHWEST OF STEVENSON TO NEAR
SKYLINE...AND MOVING EAST AT 55 MPH.

WIND GUSTS OF 35 MPH AND PEA SIZED HAIL ARE LIKELY AS THESE STORMS 
MOVE ACROSS DADE COUNTY THROUGH 600 AM EDT.

SOME LOCATIONS IN THE PATH OF THESE STORMS INCLUDE
TRENTON...RISING FAWN...CLOUDLAND CANYON STATE PARK...NEW ENGLAND...
COLE CITY...MORGANVILLE...WILDWOOD...HOOKER AND STEPHENSVILLE.

LAT...LON 3498 8538 3474 8553 3474 8556 3498 8560
TIME...MOT...LOC 0920Z 250DEG 49KT 3508 8593 3493 8596 3479 8607 

$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 10, 5:48 AM EDTSpecial Weather StatementFFCCatoosa, Walker42 min
Apr 10, 8:08 AM EDTSpecial Weather StatementFFCChattooga, Floyd, Gordon52 min
Apr 10, 12:10 PM EDTSpecial Weather StatementFFCTroup35 min
Apr 10, 12:38 PM EDTSpecial Weather StatementFFCHarris37 min
Apr 10, 1:12 PM EDTSpecial Weather StatementFFCTalbot63 min
Apr 10, 2:06 PM EDTSevere Thunderstorm WarningFFCPeach, Talbot, Taylor39 min
Apr 10, 2:15 PM EDTSpecial Weather StatementFFCChattahoochee, Marion60 min
Apr 10, 2:49 PM EDTSpecial Weather StatementFFCTaylor26 min
Apr 10, 2:58 PM EDTSpecial Weather StatementFFCPeach32 min
Apr 10, 3:14 PM EDTSpecial Weather StatementFFCStewart61 min
Apr 10, 3:33 PM EDTSpecial Weather StatementFFCHouston, Macon, Peach57 min
Apr 10, 4:01 PM EDTSpecial Weather StatementFFCWebster29 min
Apr 10, 4:24 PM EDTSpecial Weather StatementFFCTwiggs51 min
Apr 10, 4:29 PM EDTSpecial Weather StatementFFCSumter61 min
Apr 10, 5:06 PM EDTSpecial Weather StatementFFCHarris54 min
Apr 10, 5:24 PM EDTSpecial Weather StatementFFCDooly66 min
Apr 10, 5:29 PM EDTSpecial Weather StatementFFCFulton31 min
Apr 10, 5:47 PM EDTSpecial Weather StatementFFCGwinnett28 min
Apr 10, 6:04 PM EDTSpecial Weather StatementFFCDeKalb, Fulton26 min
Apr 10, 6:07 PM EDTSevere Thunderstorm WarningFFCDeKalb, Fulton, Gwinnett38 min
Apr 10, 6:20 PM EDTSpecial Weather StatementFFCDodge, Wilcox40 min
Apr 10, 6:43 PM EDTSpecial Weather StatementFFCDeKalb62 min
Apr 10, 6:45 PM EDTSpecial Weather StatementFFCWalton30 min
Apr 10, 6:49 PM EDTSpecial Weather StatementFFCLaurens41 min
Apr 10, 7:02 PM EDTSpecial Weather StatementFFCDouglas28 min
Apr 10, 7:06 PM EDTSpecial Weather StatementFFCRockdale24 min
Apr 10, 7:17 PM EDTSpecial Weather StatementFFCWalton28 min
Apr 10, 7:39 PM EDTSpecial Weather StatementFFCClayton21 min
Apr 10, 7:41 PM EDTSpecial Weather StatementFFCClayton19 min
Apr 10, 7:50 PM EDTSpecial Weather StatementFFCRockdale25 min

Nearby

Special Weather Statements in Georgia, 2015Every special weather statement in 2015

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.