National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Merrill, Merrill Municipal Airport (KRRL)

Lat: 45.2°NLon: 89.71°WElev: 1302ft.

Mostly Cloudy

81°F

27°C

Humidity 53%
Wind Speed NW 5 mph
Barometer 30.07 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 7 Jul 1:35 pm CDT
Extended Forecast for

Merrill WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 86. Heat index values as high as 89. West southwest wind around 7 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Patchy fog between 2am and 3am. Otherwise, increasing clouds, with a low around 65. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Slight Chance
    T-storms then
    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 81. Heat index values as high as 84. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 10pm, then a chance of showers after 10pm. Patchy fog between 3am and 4am. Low around 61. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 61 °F

    Showers then
    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 80. North northeast wind 3 to 5 mph.

    High: 80 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Patchy fog between 2am and 4am. Otherwise, partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 86. Heat index values as high as 89. West southwest wind around 7 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Patchy fog between 2am and 3am. Otherwise, increasing clouds, with a low around 65. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 81. Heat index values as high as 84. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 10pm, then a chance of showers after 10pm. Patchy fog between 3am and 4am. Low around 61. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Thursday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 80. North northeast wind 3 to 5 mph.
Thursday Night
Patchy fog between 2am and 4am. Otherwise, partly cloudy, with a low around 57.
Friday
Sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merrill WI
 45.19°N 89.67°W (Elev. 1293 ft)
Last Update:
1:21 pm CDT Jul 7, 2026
Forecast Valid:
1pm CDT Jul 7, 2026-6pm CDT Jul 13, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation