Alert archive / Georgia / Special Weather Statements in 2020

Special Weather Statement, NWS Atlanta, GA

April 9, 2020Lamar County, Spalding County, Georgia

NWS Atlanta, GA issued this special weather statement at Apr 9, 2020, 5:22 AM EDT for Lamar County, Spalding County, Georgia. It was in force for 23 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 9, 2020, 5:22 AM EDT (09:22 UTC)
Expired: Apr 9, 2020, 5:45 AM EDT
In force: 23 min
Issued by: NWS Atlanta, GA
Hail: 0.25 in
Wind: 50

Counties Lamar County, GA, Spalding County, GA

The radar

The Atlanta radar (KFFC), 42 km from the middle of the area, began a volume at 09:24 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, 9.4 hours before the alert went out and 37 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 845 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 911 m above ground
0-6 km bulk shear: 73 kt
0-1 km storm-relative helicity: 89 m²/s²
0-3 km storm-relative helicity: 89 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 2.8

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Atlanta, GA wrote its last area forecast discussion before this special weather statement went out at Apr 9, 4:44 AM EDT, 38 minutes earlier.

Area forecast discussion, Apr 9, 4:44 AM EDT, 38 minutes before

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Hazardous weather outlook, Apr 9, 5:04 AM EDT, 18 minutes before

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In the hours before

Special weather statement, Apr 9, 4:11 AM EDT, 1 hour 11 minutes before

Special Weather Statement
National Weather Service Peachtree City GA
411 AM EDT Thu Apr 9 2020

GAZ030-041-090845-
Polk GA-Haralson GA-
411 AM EDT Thu Apr 9 2020

...SIGNIFICANT WEATHER ADVISORY FOR POLK AND HARALSON COUNTIES UNTIL
445 AM EDT...

At 410 AM EDT...a strong thunderstorm was just west of Etna, or 9
miles west of Cedartown...moving east-southeast at 55 mph.

  HAZARD...40 to 50 mph wind...pea sized hail and frequent cloud to
           ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects.

Some locations in the path of this storm include
Cedartown, Buchanan, Rockmart, Tallapoosa, Aragon, Fish Creek, Etna,
Eubank Lake, Esom Hill, Antioch, Van Wert, Draketown and Felton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3408 8526 3404 8501 3395 8502 3395 8505
      3390 8505 3390 8504 3382 8504 3372 8527
      3378 8536 3408 8542
TIME...MOT...LOC 0810Z 293DEG 46KT 3401 8538

HAIL...0.25IN
WIND...50MPH

Special weather statement, Apr 9, 4:29 AM EDT, 53 minutes before

Special Weather Statement
National Weather Service Peachtree City GA
429 AM EDT Thu Apr 9 2020

GAZ032-033-090900-
North Fulton GA-Cobb GA-
429 AM EDT Thu Apr 9 2020

...SIGNIFICANT WEATHER ADVISORY FOR NORTH FULTON AND COBB COUNTIES
UNTIL 500 AM EDT...

At 428 AM EDT...a strong thunderstorm was centered near Due West, or
8 miles northeast of Dallas...moving east at 45 mph.

  HAZARD...40 to 50 mph wind...pea sized hail and frequent cloud to
           ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects.

Some locations in the path of this storm include
Atlanta, Marietta, Sandy Springs, Smyrna, Kennesaw, Fair Oaks,
Midtown, Mount Bethel, White Water Park, Lost Mountain Park, Vinings,
Sweet Auburn, Jim R Miller Park, Piedmont Park, Due West, Bolton,
Dobbins Air Reserve Base, Atlantic Station, Chastain Memorial Park
and Mableton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3403 8471 3396 8435 3374 8436 3392 8472
TIME...MOT...LOC 0828Z 291DEG 37KT 3397 8470

HAIL...0.25IN
WIND...50MPH

Local storm report, Apr 9, 4:35 AM EDT, 47 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
435 AM EDT THU APR 09 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0337 AM     TSTM WND DMG     2 SSE COOSA             34.24N  85.32W
04/09/2020                   FLOYD              GA   PUBLIC

            REPORT OF A TREE DOWN ON A HOUSE ON KRAFTSMAN ROAD

&&

EVENT NUMBER FFC2000303

THIEM

Local storm report, Apr 9, 4:36 AM EDT, 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
436 AM EDT THU APR 09 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0339 AM     TSTM WND DMG     1 E ROME                34.26N  85.16W
04/09/2020                   FLOYD              GA   PUBLIC

            REPORT OF A TREE DOWN ON A HOUSE ON SMITH ST NE IN
            ROME.

&&

EVENT NUMBER FFC2000304

THIEM

Special weather statement, Apr 9, 5:06 AM EDT, 16 minutes before

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Special weather statement, Apr 9, 5:22 AM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 8, 8:15 PM EDT	Severe Thunderstorm Warning	FFC	Toombs	19 min
Apr 8, 8:23 PM EDT	Special Weather Statement	FFC	Telfair	22 min
Apr 9, 1:27 AM EDT	Special Weather Statement	FFC	Catoosa, Dade, Walker, Whitfield	63 min
Apr 9, 2:31 AM EDT	Special Weather Statement	FFC	Fannin, Gilmer, Murray, Union	29 min
Apr 9, 3:01 AM EDT	Special Weather Statement	FFC	Towns, Union, White	29 min
Apr 9, 3:18 AM EDT	Special Weather Statement	FFC	Floyd	27 min
Apr 9, 3:35 AM EDT	Special Weather Statement	FFC	Bartow, Floyd	25 min
Apr 9, 4:00 AM EDT	Special Weather Statement	FFC	Cobb	30 min
Apr 9, 4:11 AM EDT	Special Weather Statement	FFC	Haralson, Polk	34 min
Apr 9, 4:29 AM EDT	Special Weather Statement	FFC	Cobb	31 min
Apr 9, 4:40 AM EDT	Severe Thunderstorm Warning	FFC	Carroll, Cobb, Douglas, Haralson, Paulding	35 min
Apr 9, 5:06 AM EDT	Special Weather Statement	FFC	Clayton, Douglas	24 min
Apr 9, 5:40 AM EDT	Severe Thunderstorm Warning	FFC	Bibb, Jones, Lamar, Monroe	32 min
Apr 9, 5:51 AM EDT	Special Weather Statement	FFC	Putnam	24 min
Apr 9, 6:11 AM EDT	Special Weather Statement	FFC	Jones, Wilkinson	34 min
Apr 9, 6:43 AM EDT	Special Weather Statement	FFC	Johnson, Wilkinson	32 min
Apr 9, 6:54 AM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Johnson	40 min
Apr 9, 7:36 AM EDT	Special Weather Statement	FFC	Emanuel	9 min
Apr 9, 3:08 PM EDT	Red Flag Warning	FFC	Baldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more	29 hr

Nearby

Special Weather Statements in Georgia, 2020 Every special weather statement in 2020

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.