Dangerous Heat Wave from the Midwest to East Coast; Severe Thunderstorms Across Portions of the Upper Midwest

A dangerous heat wave will persist through this weekend. Widespread warnings and advisories for the heat cover most of the eastern two-thirds of the U.S. Heat indices will surge past 100 degrees and even rise above 110 in many locations. Northwest of this dome of heat, severe thunderstorms with the possibility of strong tornadoes and widespread significant wind damage are possible into tonight. Read More >

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Partly Cloudy

90°F

32°C

Humidity 58%
Wind Speed SW 12 mph
Barometer 29.98 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 19 Jul 1:35 pm CDT
Extended Forecast for

Raleigh IL

Excessive Heat Warning until July 21, 07:00pm
Click here for hazard details and duration
Excessive Heat Warning
  •  
    Excessive Heat Warning until July 21, 07:00pm

    NOW until
    7:00pm Sun

    Excessive Heat Warning

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 93. Heat index values as high as 105. Southwest wind around 13 mph, with gusts as high as 18 mph.

    Sunny

    High: 93 °F

  • Tonight

    Tonight: Mostly clear, with a low around 76. South southwest wind 5 to 9 mph becoming light  after midnight.

    Mostly Clear

    Low: 76 °F

  • Saturday

    Saturday: Sunny, with a high near 94. Heat index values as high as 105. Southwest wind 5 to 8 mph.

    Sunny

    High: 94 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 76. South southwest wind 3 to 7 mph.

    Mostly Clear

    Low: 76 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 92. West wind around 7 mph.

    Chance
    T-storms

    High: 92 °F

  • Sunday
    Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 71. Southwest wind around 6 mph becoming calm  in the evening.

    Chance
    T-storms

    Low: 71 °F

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 81. North wind 5 to 10 mph.

    Chance
    T-storms

    High: 81 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 60. Northeast wind 3 to 7 mph.

    Partly Cloudy

    Low: 60 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 93. Heat index values as high as 105. Southwest wind around 13 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 76. South southwest wind 5 to 9 mph becoming light after midnight.
Saturday
Sunny, with a high near 94. Heat index values as high as 105. Southwest wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 76. South southwest wind 3 to 7 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. West wind around 7 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Southwest wind around 6 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 81. North wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 60. Northeast wind 3 to 7 mph.
Tuesday
Sunny, with a high near 80. Northeast wind 5 to 9 mph.
Tuesday Night
Clear, with a low around 59. Northeast wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 82. Calm wind becoming northeast 5 to 7 mph in the morning.
Wednesday Night
Clear, with a low around 61. North northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 84. Calm wind becoming east northeast around 5 mph in the afternoon.
Click Map For Forecast
Point Forecast:
Raleigh IL
 37.83°N 88.52°W
1:44 pm CDT Jul 19, 2019
2pm CDT Jul 19, 2019-6pm CDT Jul 25, 2019
 
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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