Lake Dardanelle Weather Forecast

    • 38
    • 71

    Rain Showers

    • 42
    • 62

    Sunny

    • 48
    • 72

    Sunny

    • 57
    • 77

    Mostly Sunny

    • 35
    • 75

    Chance Rain Showers

    • 33
    • 52

    Mostly Cloudy

Today 11 Mar Southern Johnson County

Showers with Thunderstorms likely Early, then Showers with a chance of Thunderstorms. Some Thunderstorms may be severe with damaging Winds, large Hail, and Tornadoes early. Highs in the lower 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west with Gusts up to 20 Mph this Morning, then becoming northwest 10 to 15 Mph with Gusts up to 30 Mph this afternoon. Chance of rain near 100 percent. Average rainfall 1/4 to 1/2 inch.

Tonight 11 Mar Southern Johnson County

Mostly cloudy in the Evening, then clearing. Much cooler. Less humid with Lows in the mid 30s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

March Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 1 March, 2026

    46.9 °F

  • Average March

    63.5 °F

  • Highest 6 March, 2026

    80.1 °F

Climate (2021–Present)

Russelville Municipal Airport (15.5 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    63.4 °F

  • Average High 2021–2026

    75.1 °F
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