Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Mostly Cloudy

68°F

20°C

Humidity 95%
Wind Speed S 3 mph
Barometer 29.98 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 9 Sep 3:35 am CDT
Extended Forecast for

Palmyra WI

  • Overnight

    Overnight: Showers and possibly a thunderstorm.  Low around 69. Southwest wind around 5 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 8am, then a chance of showers between 8am and 11am.  High near 80. West wind around 10 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. West wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Calm wind becoming northwest around 5 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 52. Calm wind.

    Low: 52 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 78. Light south wind increasing to 5 to 10 mph in the morning.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am.  Mostly clear, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 79. West wind 5 to 10 mph.

    High: 79 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 69. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm before 8am, then a chance of showers between 8am and 11am. High near 80. West wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 57. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 75. Calm wind becoming northwest around 5 mph in the morning.
Thursday Night
Clear, with a low around 52. Calm wind.
Friday
Sunny, with a high near 78. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
A 30 percent chance of showers after 1am. Mostly clear, with a low around 61. South wind around 5 mph.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 79. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 77.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 62.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Palmyra WI
 42.89°N 88.61°W (Elev. 797 ft)
3:32 am CDT Sep 9, 2026
3am CDT Sep 9, 2026-6pm CDT Sep 15, 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