Knoxville, AR Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Knoxville, AR in one place.
Mostly sunny, with a high near 93. Heat index values as high as 101. West southwest wind around 0 mph.
Local Weather Overview
This forecast page for Knoxville, AR 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: Jun 1, 2026 4:29 PM CDT.
The active forecast window currently covers Jun 1 to Jun 7, 2026 for Knoxville, AR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 1 to Jun 7, 2026
- Latest sync
- Jun 1, 2026 4:29 PM CDT
- Forecast office
- LZK
- Source
- NOAA / NWS
Daily Outlook
This Week in Knoxville
This Afternoon looks like the warmest upcoming period in Knoxville at 93 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Tuesday at about 0 to 5 mph NNE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 1, 2026 4:29 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LZK
- Radar station
- KLZK
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of thunderstorms and a chance of rain between 7pm and 1am. Partly cloudy, with a low around 70. Heat index values as high as 101. West northwest wind around 0 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Mostly sunny, with a high near 86. North northeast wind 0 to 5 mph.
Partly cloudy, with a low around 63. Northeast wind 0 to 5 mph.
Sunny, with a high near 82. East northeast wind 0 to 5 mph.
Mostly clear, with a low around 62. East wind 0 to 5 mph.
Mostly sunny, with a high near 82. Southeast wind 0 to 5 mph.
Partly cloudy, with a low around 64. East wind around 0 mph.
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. South southeast wind 0 to 5 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 1
|
Mostly Sunny
|
93°F |
0 mph
|
|
Tonight
Jun 1
|
Chance T-storms
|
70°F |
0 mph
|
|
Tuesday
Jun 2
|
Mostly Sunny
|
86°F |
0 to 5 mph
NNE
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
63°F |
0 to 5 mph
NE
|
|
Wednesday
Jun 3
|
Sunny
|
82°F |
0 to 5 mph
ENE
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
62°F |
0 to 5 mph
E
|
|
Thursday
Jun 4
|
Mostly Sunny
|
82°F |
0 to 5 mph
SE
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
64°F |
0 mph
|
|
Friday
Jun 5
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
84°F |
0 to 5 mph
SSE
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
67°F |
0 mph
|
|
Saturday
Jun 6
|
Chance Showers And Thunderstorms
|
83°F |
0 to 5 mph
SSE
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
69°F |
0 mph
|
|
Sunday
Jun 7
|
Showers And Thunderstorms Likely
|
84°F |
0 to 5 mph
S
|
|
Sunday Night
Jun 7
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
70°F |
0 mph
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Knoxville.