Sweetwater, TN Weather Forecast
Local 7-day forecast
Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Sweetwater, TN in one place.
Clear, with a low around 65. South wind 0 to 5 mph.
Local Weather Overview
This forecast page for Sweetwater, TN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 15, 2026 9:08 PM EDT.
The active forecast window currently covers Oct 15 to Oct 22, 2026 for Sweetwater, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 22, 2026
- Latest sync
- Oct 15, 2026 9:08 PM EDT
- Forecast office
- MRX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sweetwater
Friday looks like the warmest upcoming period in Sweetwater at 82 degrees F.
Saturday Night is the coolest period ahead with temperatures near 39 degrees F.
The strongest winds are forecast for Friday at about 5 to 15 mph SW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Oct 15, 2026 9:08 PM EDT
- Coverage
- 8 days
- Time zone
- America/New_York
- Forecast office
- MRX
- Radar station
- KMRX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny. High near 82, with temperatures falling to around 71 in the afternoon. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
A chance of rain showers before midnight. Mostly cloudy, with a low around 47. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Partly sunny, with a high near 59. North wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly clear, with a low around 39. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.
Sunny, with a high near 65. Northeast wind 0 to 5 mph.
Clear, with a low around 39. East wind around 0 mph.
Sunny, with a high near 69.
Mostly clear, with a low around 44.
Sunny, with a high near 71.
Mostly clear, with a low around 46.
Sunny, with a high near 73.
Clear, with a low around 46.
Sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Oct 15
|
Clear
|
65°F |
0 to 5 mph
S
|
|
Friday
Oct 16
|
Sunny
|
82°F |
5 to 15 mph
SW
|
|
Friday Night
Oct 16
|
Chance Rain Showers then Mostly Cloudy
|
47°F |
5 to 15 mph
NW
|
|
Saturday
Oct 17
|
Partly Sunny
|
59°F |
10 to 15 mph
N
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
39°F |
5 to 10 mph
NE
|
|
Sunday
Oct 18
|
Sunny
|
65°F |
0 to 5 mph
NE
|
|
Sunday Night
Oct 18
|
Clear
|
39°F |
0 mph
|
|
Monday
Oct 19
|
Sunny
|
69°F |
0 to 5 mph
NE
|
|
Monday Night
Oct 19
|
Mostly Clear
|
44°F |
0 to 5 mph
NE
|
|
Tuesday
Oct 20
|
Sunny
|
71°F |
0 to 5 mph
NE
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
46°F |
0 to 5 mph
NE
|
|
Wednesday
Oct 21
|
Sunny
|
73°F |
0 mph
|
|
Wednesday Night
Oct 21
|
Clear
|
46°F |
0 mph
|
|
Thursday
Oct 22
|
Sunny
|
76°F |
0 mph
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sweetwater.