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.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 64°F (18°C)
Visibility 5.00 mi
Last update 15 Jul 5:55 am CDT
Extended Forecast for

Merrill WI

  • Today

    Today: Mostly sunny, with a high near 86. Heat index values as high as 91. Light southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 9pm. Increasing clouds, with a low around 63. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 63 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 72. Calm wind becoming northeast 5 to 8 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Cloudy, with a low around 52. North northeast wind 6 to 8 mph. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 71. North northeast wind 7 to 9 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 86. Heat index values as high as 91. Light southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 9pm. Increasing clouds, with a low around 63. Southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Showers and possibly a thunderstorm. High near 72. Calm wind becoming northeast 5 to 8 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Cloudy, with a low around 52. North northeast wind 6 to 8 mph. Chance of precipitation is 70%.
Thursday
Mostly sunny, with a high near 71. North northeast wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 74.
Friday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 56.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 58.
Sunday
Partly sunny, with a high near 78.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merrill WI
 45.19°N 89.7°W (Elev. 1263 ft)
Last Update:
5:51 am CDT Jul 15, 2025
Forecast Valid:
6am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation