Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

69°F

21°C

Humidity 71%
Wind Speed Calm
Barometer 30.07 in (1018.3 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 15 Aug 8:55 am CDT
Extended Forecast for

2 Miles E Sparta / Fort McCoy Airport WI

  • Today

    Today: Partly sunny, with a high near 83. Calm wind becoming east around 6 mph.

    High: 83 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 3am.  Mostly cloudy, with a low around 68. Calm wind.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    Showers

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 82. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers after 1am.  Partly cloudy, with a low around 61. Light southwest wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Mostly Clear
    then Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 82. Southwest wind 3 to 7 mph.

    High: 82 °F

    Mostly Cloudy
    then 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. Light and variable wind.  Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 76. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 83. Calm wind becoming east around 6 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 68. Calm wind. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 82. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 61. Light southwest wind. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Southwest wind 3 to 7 mph.
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. Light and variable wind. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 76. Calm wind becoming north 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52. Calm wind.
Thursday
Mostly sunny, with a high near 76. Calm wind.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 54. Calm wind.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Sparta / Fort McCoy Airport WI
 43.97°N 90.69°W
9:16 am CDT Aug 15, 2026
9am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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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