Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

Taylorville, Taylorville Municipal Airport (KTAZ)

Lat: 39.53°NLon: 89.33°WElev: 623ft.

Overcast

75°F

24°C

Humidity 83%
Wind Speed NA
Barometer 29.99 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 14 Jun 3:03 pm CDT
Extended Forecast for

5 Miles SSE Mechanicsburg IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 79. North northeast wind around 9 mph.

    High: 79 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 63. North northeast wind 5 to 9 mph.

    Low: 63 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 83. Northeast wind 6 to 8 mph.

    High: 83 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67. Light east wind.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 84. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68. South wind 3 to 5 mph.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 87. South southwest wind 6 to 9 mph.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm.  Partly sunny, with a high near 83. Chance of precipitation is 70%.

    High: 83 °F

    T-storms
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 79. North northeast wind around 9 mph.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 63. North northeast wind 5 to 9 mph.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Northeast wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 67. Light east wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 68. South wind 3 to 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. South southwest wind 6 to 9 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68.
Juneteenth
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Mechanicsburg IL
 39.74°N 89.35°W (Elev. 600 ft)
2:25 pm CDT Jun 14, 2025
3pm CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
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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