Erwin, TN Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Erwin, TN in one place.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 11am, then showers and thunderstorms likely. Mostly cloudy, with a high near 79. West southwest wind around 2 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Erwin, 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: Jul 12, 2026 1:16 AM EDT.
The active forecast window currently covers Jul 12 to Jul 18, 2026 for Erwin, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 12 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 1:16 AM EDT
- Forecast office
- MRX
- Source
- NOAA / NWS
Daily Outlook
This Week in Erwin
Thursday looks like the warmest upcoming period in Erwin at 87 degrees F.
Sunday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Sunday Night at about 5 mph SE.
Precipitation is mentioned in 13 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 12, 2026 1:16 AM EDT
- Coverage
- 7 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
Showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 8pm, then showers and thunderstorms likely between 8pm and 10pm, then a slight chance of showers and thunderstorms between 10pm and midnight, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Rain showers likely before 11am, then showers and thunderstorms. Mostly cloudy, with a high near 77. East southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 61. East southeast wind around 5 mph. Chance of precipitation is 90%.
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 50%.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 40%.
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 87. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 64. Chance of precipitation is 30%.
A chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 64. Chance of precipitation is 50%.
A chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Jul 12
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
79°F |
2 mph
WSW
|
|
Sunday Night
Jul 12
|
Showers And Thunderstorms
|
61°F |
5 mph
SE
|
|
Monday
Jul 13
|
Showers And Thunderstorms
|
77°F |
5 mph
ESE
|
|
Monday Night
Jul 13
|
Showers And Thunderstorms then Chance Showers And Thunderstorms
|
61°F |
5 mph
ESE
|
|
Tuesday
Jul 14
|
Partly Sunny then Chance Showers And Thunderstorms
|
81°F |
3 mph
SE
|
|
Tuesday Night
Jul 14
|
Chance Showers And Thunderstorms then Partly Cloudy
|
62°F |
0 to 3 mph
SE
|
|
Wednesday
Jul 15
|
Mostly Sunny then Chance Showers And Thunderstorms
|
85°F |
0 to 3 mph
NNW
|
|
Wednesday Night
Jul 15
|
Chance Showers And Thunderstorms then Partly Cloudy
|
64°F |
2 mph
NW
|
|
Thursday
Jul 16
|
Sunny then Chance Showers And Thunderstorms
|
87°F |
3 mph
NNW
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms then Mostly Clear
|
64°F |
2 mph
NW
|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
86°F |
0 to 3 mph
NW
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
64°F |
2 mph
WNW
|
|
Saturday
Jul 18
|
Chance Showers And Thunderstorms
|
85°F |
1 to 5 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Erwin.
