Tennessee county
Johnson County, TN Weather and Power Outages
Weather, outages, alerts, rivers, lakes and air quality for Johnson County, from official sources and updated every few minutes.
Photo: View from Clingmans Dome, Great Smoky Mountains. Famartin, CC BY-SA 4.0
Map
Johnson County on the map
Weather
Weather in Johnson County right now
The Johnson County figure is the National Weather Service hourly forecast for the grid square, about 1.5 miles across, at the center of Johnson County, issued Oct 1, 7:06 pm ET (6:06 pm CT). It is a forecast, not a thermometer reading. The measured reading comes from the Tri-Cities (Blountville) airport station (KTRI), 31 miles from the center of Johnson County. Airport thermometers sit over open pavement and grass and can differ by a few degrees from nearby neighborhoods. All Tennessee weather.
Alerts
Weather alerts for Johnson County
Source updated Oct 1, 10:30 pm ET (9:30 pm CT) · Retrieved Oct 1, 10:30 pm ET (9:30 pm CT)
The National Weather Service had no alert in effect for Johnson County at the time of this reading.
Power
Power outages in Johnson County
No outage on the KUB, NES or MLGW outage maps was in Johnson County at the time of this reading.
KUB, NES and MLGW publish a map point for each outage; distances are measured from that point and placed in counties using simplified Census boundaries. Retrieved: KUB 10:20 pm ET (9:20 pm CT), NES 10:20 pm ET (9:20 pm CT), MLGW 10:20 pm ET (9:20 pm CT). Other utilities publish totals only, on their own pages. An outage disappears from this page when the utility closes it.
None of the utilities with an outage page on this site lists Johnson County in its service area. All Tennessee outages by utility.
Water
Rivers and lakes near Johnson County
| Nearest river gauges | Distance | Stage | Flow | Status | Reading |
|---|---|---|---|---|---|
| South Fork Holston River above South Holston Dam | 15 mi | 1719.04 ft | No flood stage set | 9:00 pm ET (8:00 pm CT) | |
| Watauga River above Watauga Dam | 16 mi | 1948.62 ft | No flood stage set | 9:00 pm ET (8:00 pm CT) | |
| Doe River at Elizabethton | 20 mi | 1.3 ft | 238 cfs | Below flood stage | 9:15 pm ET (8:15 pm CT) |
| Watauga River at Elizabethton | 21 mi | 4.17 ft | 1,240 cfs | Below flood stage | 9:00 pm ET (8:00 pm CT) |
| South Fork Holston River above Boone Dam | 32 mi | 1377.62 ft | No flood stage set | 9:00 pm ET (8:00 pm CT) | |
| South Fork Holston River above Fort Patrick Henry Dam | 36 mi | 1261.39 ft | No flood stage set | 9:00 pm ET (8:00 pm CT) |
Nearest lakes
| Lake | Distance | Elevation | Reading |
|---|---|---|---|
| South Holston Lake | 15 mi | 1,719.04 ft | 9:00 pm ET (8:00 pm CT) |
| Watauga Lake | 16 mi | 1,948.62 ft | 9:00 pm ET (8:00 pm CT) |
| Boone Lake | 32 mi | 1,377.62 ft | 9:00 pm ET (8:00 pm CT) |
Also nearby
Air quality, earthquakes and fires near Johnson County
Attractions
Attractions near Johnson County
| Attraction | Distance | Forecast this hour |
|---|---|---|
| Bristol Caverns | 17 mi | 67°F, Partly Cloudy |
| Appalachian Caverns | 26 mi | 67°F, Partly Cloudy |
Questions about Johnson County weather and outages
What is the temperature in Johnson County, Tennessee right now?
The National Weather Service hourly forecast for the center of Johnson County is 62°F and partly cloudy (forecast issued 7:06 pm ET on Oct 1) this hour. The nearest measured reading was 63°F at the Tri-Cities (Blountville) airport station (KTRI), 31 miles away, at 9:55 pm ET on Oct 1.
What is the forecast for Johnson County?
National Weather Service forecast for Johnson County: Tonight 58°F, mostly clear; Friday 80°F, mostly sunny, 3% chance of rain; Friday Night 61°F, chance showers and thunderstorms, 37% chance of rain.
Is the power out in Johnson County, Tennessee?
No outage on the KUB, NES or MLGW outage maps was in Johnson County at the latest reading. Statewide outages by utility are on the power page.
Are there any weather alerts for Johnson County, TN?
The National Weather Service had no watch, warning or advisory in effect for Johnson County as of 10:30 pm ET on Oct 1.
What river and lake levels are near Johnson County?
The nearest river gauge, South Fork Holston River above South Holston Dam, 15 miles away, read 1719.04 ft (no flood stage set) at 9:00 pm ET on Oct 1. The nearest lake, South Holston Lake, 15 miles away, was at 1,719.04 ft above sea level at 9:00 pm ET on Oct 1.
What is the air quality in Johnson County today?
The nearest AirNow reporting area, Tri-Cities, 28 miles away, read PM2.5 AQI 52 (Moderate), PM10 AQI 16 (Good), and Ozone AQI 34 (Good) as of 10:05 pm ET on Oct 1. AirNow readings are preliminary.
How often does this Johnson County page update?
Readings are checked every 5 to 15 minutes, depending on the source. Each figure on the page carries the time it was retrieved, in Eastern time with Central in parentheses.
Nearby
Cities in Johnson County and neighboring counties
Where the data for Johnson County weather and outages comes from
Every reading is credited to its source, with the time it was taken. Corrections and source questions go to the sources page.
Photo: Fall Creek Falls State Park at dawn. Neal Vickers, CC BY-SA 4.0
