1 warning is in effect for Johnson County, GA. The most serious is a freeze warning.
Since 2016 the National Weather Service has issued about 634 alerts that included Johnson County, roughly 63 a year. The most common is the severe thunderstorm warning (116 from 2016 to 2025). The last tornado warning was issued on March 12, 2026. 11 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
Hall; Banks; Jackson; Madison; North Fulton; Gwinnett; Barrow; Clarke; Oconee; Oglethorpe; Wilkes; South Fulton; DeKalb; Rockdale; Walton; Newton; Morgan; Greene; Taliaferro; Fayette; Clayton; Spalding; Henry; Butts; Jasper; Putnam; Hanc…Until · NWS Peachtree City GA
FROST ADVISORY HAS EXPIRED... ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM EST SUNDAY
Full alert text
* WHAT...Sub-freezing temperatures as low as 29 expected.
* WHERE...Portions of central, east central, north central,
northeast, southeast, and west central Georgia.
* WHEN...From 1 AM to 9 AM EST Sunday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
What to do: Take steps now to protect tender plants from the cold.
To prevent water pipes from freezing; wrap or drain or allow them to
drip slowly.
11 tornadoes have been recorded in Johnson County since 1950, injuring 8 people. That ranks 92 of 159 counties in Georgia. The most recent was on April 6, 2022 (rated EF1).