Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 26, NWS Greenville-Spartanburg, SC

April 24, 2021Habersham County, Georgia

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 24, 2021, 7:56 PM EDT for Habersham County, Georgia. It was in force for 22 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Apr 24, 2021, 7:56 PM EDT (23:56 UTC)
Expired: Apr 24, 2021, 8:18 PM EDT
In force: 22 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Habersham County, GA

The radar

The Greer radar (KGSP), 129 km from the middle of the area, began a volume at 23:59 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.

What was reported inside it

Time	Report	Where	Remark
Apr 24, 8:10 PM EDT	HAIL 0.75	5 Nw Clarkesville, GA	PUBLIC REPORTED DIME SIZE HAIL AT INTERSECTION OF HEYDEN RIDGE DR. AND STONEPILE RD.
Apr 24, 8:12 PM EDT	HAIL 1	5 Nw Hollywood, GA	PUBLIC REPORTED QUARTER SIZE HAIL ON NEW LIBERTY RD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.9 hours before the alert went out and 164 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 449 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 309 m²/s²
0-3 km storm-relative helicity: 449 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

675 
WUUS52 KGSP 242356
SVRGSP
GAC137-250045-
/O.NEW.KGSP.SV.W.0026.210424T2356Z-210425T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Greenville-Spartanburg SC
756 PM EDT Sat Apr 24 2021

The National Weather Service in Greenville-Spartanburg has issued a

* Severe Thunderstorm Warning for...
  Central Habersham County in northeastern Georgia...

* Until 845 PM EDT.

* At 756 PM EDT, a severe thunderstorm was located 6 miles east of
  Cleveland, moving northeast at 40 mph.

  HAZARD...60 mph wind gusts and half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor hail damage to vehicles is expected. Expect wind 
           damage to trees and power lines.

* Locations impacted include...
  Clarkesville, Demorest and Hollywood. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A few trees and power lines will be blown down in the warned area.
Hail can cause major property damage, especially to vehicles. Seek
shelter inside an interior room.

Please report damaging winds, hail, or flooding to the National
Weather Service Greenville-Spartanburg by calling toll free, 1, 800,
2 6 7, 8 1 0 1, or by posting on our Facebook page, or Tweet it using
hashtag nwsgsp. Your message should describe the event and the
specific location where it occurred.

&&

LAT...LON 3467 8365 3470 8364 3477 8356 3475 8355
      3473 8351 3461 8340 3453 8363 3454 8362
      3455 8362 3458 8364 3461 8365 3462 8364
      3466 8367
TIME...MOT...LOC 2356Z 230DEG 33KT 3462 8366 

HAIL...1.25IN
WIND...60MPH
 
$$

KRENTZ

1 follow-up statement

955 
WWUS52 KGSP 250018
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
818 PM EDT Sat Apr 24 2021

GAC137-250028-
/O.CAN.KGSP.SV.W.0026.000000T0000Z-210425T0045Z/
Habersham GA-
818 PM EDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL HABERSHAM COUNTY IS
CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore the warning has
been cancelled.

If you observed large hail or wind damage, please report it to the
National Weather Service Greenville-Spartanburg by calling toll free,
1, 800, 2 6 7, 8 1 0 1, or by posting on our Facebook page, or Tweet
it using hashtag nwsgsp. Your message should describe the event and
the specific location where it occurred.

LAT...LON 3467 8365 3470 8364 3477 8356 3475 8355
      3473 8351 3461 8340 3453 8363 3454 8362
      3455 8362 3458 8364 3461 8365 3462 8364
      3466 8367
TIME...MOT...LOC 0017Z 230DEG 33KT 3475 8347 

$$

KRENTZ

Nearby

Severe Thunderstorm Warnings in Georgia, 2021 Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.