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.

Fair

67°F

19°C

Humidity 30%
Wind Speed NW 12 G 18 mph
Barometer 30.16 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 4 Oct 4:55 pm CDT
Extended Forecast for

Merrill WI

Frost Advisory October 5, 02:00am until October 5, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Patchy frost after 5am. Otherwise, mostly clear, with a low around 35. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 35 °F

    Partly Cloudy
    then Patchy
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 66. Light west northwest wind.

    High: 66 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 44. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 44 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. West southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. West northwest wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 69.

    High: 69 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Patchy frost after 5am. Otherwise, mostly clear, with a low around 35. Northwest wind 5 to 9 mph becoming calm in the evening.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 66. Light west northwest wind.
Monday Night
Increasing clouds, with a low around 44. Calm wind becoming south 5 to 7 mph after midnight.
Tuesday
Mostly sunny, with a high near 74. West southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 46. West northwest wind 5 to 8 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 69.
Thursday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 39.
Friday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrill WI
 45.19°N 89.7°W (Elev. 1263 ft)
Last Update:
5:01 pm CDT Oct 4, 2026
Forecast Valid:
5pm CDT Oct 4, 2026-6pm CDT Oct 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation