Lewis County, TN Weather Forecast
County weather hub
Chance Showers And Thunderstorms
Compare major city weather across Lewis County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 86. West northwest wind 0 to 5 mph. Chance of precipitation is 40%.
County Weather Overview
This county weather page brings together forecast coverage for Lewis County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 2 of 2 mapped cities in Lewis County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 16 to Jul 19, 2026
- Latest sync
- Jul 12, 2026 9:39 PM CDT
- Forecast office
- OHX
- Source
- NOAA / NWS
Daily Outlook
This Week in Lewis County
Saturday looks like the warmest upcoming period in Lewis County at 90 degrees F.
Thursday Night is the coolest period ahead with temperatures near 70 degrees F.
The strongest winds are forecast for Thursday at about 0 to 5 mph WNW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 12, 2026 9:39 PM CDT
- Coverage
- 4 days
- Time zone
- America/Chicago
- Forecast office
- OHX
- Radar station
- KOHX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 70. North northwest wind around 0 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 90.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Chance Showers And Thunderstorms
|
86°F |
0 to 5 mph
WNW
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms then Partly Cloudy
|
70°F |
0 mph
|
|
Friday
Jul 17
|
Sunny then Chance Showers And Thunderstorms
|
89°F |
0 to 5 mph
NW
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms then Mostly Clear
|
70°F |
0 mph
|
|
Saturday
Jul 18
|
Sunny then Slight Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
WNW
|
|
Saturday Night
Jul 18
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
70°F |
0 mph
|
|
Sunday
Jul 19
|
Sunny then Slight Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
WSW
|
Major City Forecasts
Live forecast snapshots for major cities across Lewis County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Lewis County.
Largest mapped city population in this region: 5,956.
