Unicoi County, TN Weather Alerts
Every National Weather Service alert issued for Unicoi County, Tennessee, pushed to your phone within moments — county code TNC171, forecast zone TNZ045. Free with StormCast.
Download on Google PlayHow the NWS identifies Unicoi County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches TNC171 directly rather than matching on place names, which is why an alert arrives whether you are in Erwin or anywhere else in the county.
NWS County Code
TNC171
Forecast Zone
TNZ045
Forecast Office
Morristown (MRX)
Radar Station
KMRX
Towns covered in Unicoi County
An NWS alert for Unicoi County applies to all 3 of these communities. You do not need a separate alert for each one.
River gauges in and around Unicoi County
StormCast tracks 1 gauge near Unicoi 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 Unicoi 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 →Unicoi County weather alert questions
Which NWS forecast zone is Unicoi County in?
Unicoi County, Tennessee is NWS county code TNC171 and forecast zone TNZ045. Alerts for it are issued by the Morristown (MRX) Weather Forecast Office, and the nearest NEXRAD radar is KMRX.
Which towns in Unicoi County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Unicoi County covers every community inside it, including Erwin, Flag Pond and Unicoi.
Are there river gauges in Unicoi County?
Yes — StormCast monitors 1 river gauge in and around Unicoi County, including Nolichucky River at Embreeville. 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 Unicoi County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for TNC171, the push notification goes out within moments — even with your screen off.