Alert archive / Georgia / Special Weather Statements in 2018

Special Weather Statement, NWS Atlanta, GA

September 1, 2018Crawford County, Jones County, Monroe County, Georgia

NWS Atlanta, GA issued this special weather statement at Sep 1, 2018, 6:39 PM EDT for Crawford County, Jones County, Monroe County, Georgia. It was in force for 36 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: Sep 1, 2018, 6:39 PM EDT (22:39 UTC)
Expired: Sep 1, 2018, 7:15 PM EDT
In force: 36 min
Issued by: NWS Atlanta, GA
Wind: 40

Counties Crawford County, GA, Jones County, GA, Monroe County, GA

The radar

The Robins AFB radar (KJGX), 58 km from the middle of the area, began a volume at 22:39 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 12:00Z, 10.7 hours before the alert went out and 74 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: 842 J/kg
Mixed-layer CIN: -33 J/kg
Mixed-layer LCL: 826 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: -19 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Sep 1, 2:43 PM EDT, 3 hours 56 minutes earlier.

Area forecast discussion, Sep 1, 2:43 PM EDT, 3 hours 56 minutes before

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Hazardous weather outlook, Sep 1, 4:33 PM EDT, 2 hours 6 minutes before

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In the hours before

Special weather statement, Sep 1, 2:13 PM EDT, 4 hours 26 minutes before

Special Weather Statement
National Weather Service Peachtree City GA
213 PM EDT SAT SEP 1 2018

GAZ085-086-097-098-111-112-011845-
Wheeler GA-Emanuel GA-Treutlen GA-Johnson GA-Montgomery GA-
Laurens GA-
213 PM EDT SAT SEP 1 2018

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN WHEELER...WESTERN
EMANUEL...TREUTLEN...SOUTHEASTERN JOHNSON...NORTHWESTERN MONTGOMERY
AND EASTERN LAURENS COUNTIES UNTIL 245 PM EDT...

At 212 PM EDT...a strong thunderstorm was over Lothair, or near
Soperton...moving west at 25 mph.

  HAZARD...Up to 40 mph wind...frequent cloud to ground lightning
           and heavy rain.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects. Heavy rain may cause temporary
           street flooding especially in poor drainage areas.

Some locations in the path of this storm include
Soperton, Mount Vernon, Glenwood, Adrian, Ailey, Tarrytown, Lothair,
Landsburg, Cedar Grove, Orland, Rockledge, Orianna, Norristown,
Barnhill, Kibbee, Minter, Brewton, Lowery, Blackville and Zaidee.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning. Motorists
should slow down and be prepared for possible loss of control due to
hydroplaning.

LAT...LON 3215 8254 3219 8288 3220 8289 3219 8290
      3220 8299 3264 8279 3246 8239
TIME...MOT...LOC 1812Z 101DEG 20KT 3235 8264

WIND...40MPH

Special weather statement, Sep 1, 6:03 PM EDT, 36 minutes before

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Special weather statement, Sep 1, 6:39 PM 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
Sep 1, 2:13 PM EDT	Special Weather Statement	FFC	Montgomery, Treutlen	32 min
Sep 1, 6:03 PM EDT	Special Weather Statement	FFC	Telfair	27 min
Sep 1, 7:24 PM EDT	Special Weather Statement	FFC	Pike	36 min

Nearby

Special Weather Statements in Georgia, 2018 Every special weather statement in 2018

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.