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

Merrill, Merrill Municipal Airport (KRRL)

Lat: 45.2°NLon: 89.71°WElev: 1302ft.

Mostly Cloudy

45°F

7°C

Humidity 93%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 43°F (6°C)
Visibility NA
Last update 23 Aug 5:55 am CDT
Extended Forecast for

5 Miles NNE Marathon WI

  • Today

    Today: Mostly sunny, with a high near 72. North northwest wind 5 to 9 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 41. North wind around 6 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 74. Light north wind.

    High: 74 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 78. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 72. North northwest wind 5 to 9 mph.
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 41. North wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 74. Light north wind.
Monday Night
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 48. Calm wind.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 78. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 49.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Marathon WI
 45.04°N 89.86°W (Elev. 1299 ft)
Last Update:
4:31 am CDT Aug 23, 2026
Forecast Valid:
6am CDT Aug 23, 2026-6pm CDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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