Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Mostly Cloudy

79°F

26°C

Humidity 85%
Wind Speed SW 8 mph
Barometer 30.11 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 27 Jul 7:55 am CDT
Extended Forecast for

2 Miles WNW Emma IL

Extreme Heat Watch July 28, 12:00pm until July 30, 08:00pm
Heat Advisory July 27, 08:16am until July 28, 12:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
  •  
    Heat Advisory July 27, 08:16am until July 28, 12:00pm

    NOW until 12:00pm Mon

    Heat Advisory

  • Today

    High: 93 °F

    Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms.  Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 95. Heat index values as high as 106. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 95 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Light and variable wind.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97. Calm wind.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 96. Light northeast wind.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 73. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Southwest wind 6 to 9 mph.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 95. Heat index values as high as 106. Calm wind becoming west southwest around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 76. Light and variable wind.
Tuesday
Sunny and hot, with a high near 97. Calm wind.
Tuesday Night
Mostly clear, with a low around 75. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Light northeast wind.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. North northeast wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. North northeast wind 6 to 9 mph.
Thursday Night
A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. Northeast wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 83. Northeast wind 8 to 10 mph.
Friday Night
Partly cloudy, with a low around 64. Northeast wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 83. Northeast wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Emma IL
 37.97°N 88.12°W
7:17 am CDT Jul 27, 2025
8am CDT Jul 27, 2025-6pm CDT Aug 2, 2025
 
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Additional Resources

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