Williamson County, TN Weather Alerts
Every National Weather Service alert issued for Williamson County, Tennessee, pushed to your phone within moments. Free with StormCast.
Download on Google PlayTowns covered in Williamson County
An NWS alert for Williamson County applies to all 8 of these communities. You do not need a separate alert for each one.
River gauges in and around Williamson County
StormCast tracks 5 gauges near Williamson County. Set a flood-stage alert on any of them to get notified before the water reaches you.
Current conditions
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Alert types issued for Williamson County
Tornado
Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.
How tornado alerts work →Flooding
Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.
How flood alerts work →Winter
Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.
Winter warnings explained →Fire Weather
Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.
Fire weather alerts →Heat & Cold
Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.
Frost & freeze alerts →Williamson County weather alert questions
Which NWS forecast zone is Williamson County in?
Williamson County, Tennessee is covered by the National Weather Service like every other US county. StormCast delivers every alert issued for it, whichever forecast office covers your exact location.
Which towns in Williamson County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Williamson County covers every community inside it, including Arrington, Brentwood, College Grove, Fairview, Franklin, Nolensville, Primm Springs and Thompsons Station.
Are there river gauges in Williamson County?
Yes — StormCast monitors 5 river gauges in and around Williamson County, including Harpeth River at Franklin, Harpeth River below Franklin, Harpeth River at Bellevue. You can set a flood-stage alert on any of them and get a push notification when the water rises.
How fast are alerts for Williamson County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for Williamson County, the push notification goes out within moments — even with your screen off.