1 warning is in effect for Union County, GA. The most serious is a freeze warning.
Since 2016 the National Weather Service has issued about 637 alerts that included Union County, roughly 64 a year. The most common is the wind advisory (113 from 2016 to 2025). The last tornado warning was issued on June 22, 2019. 3 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
FREEZE WARNING 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 24 expected.
* WHERE...Portions of north central, northeast, northwest, 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.