Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Lancaster County-mc Whirter Field (KLKR)

Lat: 34.72°NLon: 80.86°WElev: 486ft.

Fair

79°F

26°C

Humidity 74%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 30 Jun 11:55 pm EDT
Extended Forecast for

3 Miles NNW Rossville SC

  • Overnight

    Overnight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 95. Heat index values as high as 101. Calm wind.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Heat index values as high as 101. Calm wind becoming east around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 70. Calm wind.
Wednesday
Mostly sunny and hot, with a high near 95. Heat index values as high as 101. Calm wind.
Wednesday Night
Mostly clear, with a low around 70. Calm wind.
Thursday
Sunny and hot, with a high near 97. Heat index values as high as 101. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny and hot, with a high near 98.
Friday Night
Mostly clear, with a low around 73.
Independence Day
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 74.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Rossville SC
 34.63°N 81°W (Elev. 387 ft)
6:54 pm EDT Jun 30, 2026
12am EDT Jul 1, 2026-6pm EDT Jul 7, 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