Thunderstorms and Heavy Rain Possible in the Northern and Central Plains and New Mexico; Dangerous Heat Continues

Severe thunderstorms, capable of producing damaging winds and isolated large hail, and heavy rainfall are possible across the northern and central Plains. Monsoonal thunderstorms may produce heavy rainfall and possible flash flooding across New Mexico. Dangerous, long duration heat will continue over much of the central and eastern U.S. Read More >

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

90°F

32°C

Humidity 63%
Wind Speed NE 3 mph
Barometer 30.11 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 29 Jul 12:15 pm CDT
Extended Forecast for

Junction IL

Extreme Heat Warning July 29, 12:19pm until July 30, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 29, 12:19pm until July 30, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • This Afternoon

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm.  Patchy fog before 7am.  Otherwise, sunny, with a high near 94. Light and variable wind.

    High: 94 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Mostly clear, with a low around 74. Light northeast wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 86. North northwest wind 3 to 8 mph.  Chance of precipitation is 60%.

    High: 86 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. North wind 6 to 8 mph.  Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 81. North northeast wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Northeast wind 7 to 9 mph.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 93. Heat index values as high as 109. North wind around 6 mph.
Tonight
Mostly clear, with a low around 75. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 7am. Otherwise, sunny, with a high near 94. Light and variable wind.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 74. Light northeast wind.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. North northwest wind 3 to 8 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. North wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 81. North northeast wind 8 to 11 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 62. Northeast wind 7 to 9 mph.
Saturday
Sunny, with a high near 82. Northeast wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 61. Northeast wind 3 to 7 mph.
Sunday
Sunny, with a high near 85. Northeast wind 3 to 5 mph.
Sunday Night
Partly cloudy, with a low around 67. Northeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Junction IL
 37.71°N 88.22°W
11:46 am CDT Jul 29, 2025
12pm CDT Jul 29, 2025-6pm CDT Aug 4, 2025
 
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Additional Resources

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