I-40 weather conditions near Knoxville, Arkansas
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Current Weather Conditions
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7 day weather forecast
Current condition: Fair 75°F 2025-08-13T23:53:00-05:00
Overnight 2025-08-14, Mostly Clear. Mostly clear, with a low around 72. Calm wind.
Thursday 2025-08-14, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.
Thursday Night 2025-08-14, Slight Chance T-storms then Mostly Clear. A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 73. South southeast wind around 5 mph becoming calm.
Friday 2025-08-15, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming south southeast around 5 mph in the afternoon.
Friday Night 2025-08-15, Mostly Clear. Mostly clear, with a low around 74. South southeast wind around 5 mph becoming calm in the evening.
Saturday 2025-08-16, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming south southwest around 5 mph.
Saturday Night 2025-08-16, Mostly Clear. Mostly clear, with a low around 74. Calm wind.
Sunday 2025-08-17, Hot. Sunny and hot, with a high near 99. Calm wind becoming south around 5 mph.
Sunday Night 2025-08-17, Mostly Clear. Mostly clear, with a low around 74. Calm wind.
Monday 2025-08-18, Hot. Sunny and hot, with a high near 99.
Monday Night 2025-08-18, Partly Cloudy. Partly cloudy, with a low around 74.
Tuesday 2025-08-19, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 100.
Tuesday Night 2025-08-19, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73.
Wednesday 2025-08-20, Mostly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.