Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Knoxville (KOXV)

Lat: 41.3°NLon: 93.12°WElev: 928ft.

Fair

66°F

19°C

Humidity 88%
Wind Speed N 5 mph
Barometer 30.05 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 27 Aug 12:15 am CDT
Extended Forecast for

Melcher-Dallas IA

  • Overnight

    Overnight: Clear, with a low around 62. Light west northwest wind.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83. North northwest wind 3 to 7 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. Light south southwest wind.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68. South wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 90. Breezy.

    High: 90 °F

    Slight Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. Breezy.

    Low: 75 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 97. Breezy.

    High: 97 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 77. Breezy.

    Low: 77 °F

    Partly Cloudy
    then Chance
    T-storms and
    Breezy

Detailed Forecast

Overnight
Clear, with a low around 62. Light west northwest wind.
Thursday
Sunny, with a high near 83. North northwest wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 61. Light and variable wind.
Friday
Sunny, with a high near 86. Light south southwest wind.
Friday Night
Partly cloudy, with a low around 68. South wind 5 to 10 mph, with gusts as high as 18 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. Breezy.
Saturday Night
Partly cloudy, with a low around 75. Breezy.
Sunday
Mostly sunny and hot, with a high near 97. Breezy.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 77. Breezy.
Monday
Partly sunny and hot, with a high near 97.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Melcher-Dallas IA
 41.23°N 93.25°W
10:36 pm CDT Aug 26, 2026
12am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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