Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Rock Hill, Rock Hill - York County Airport (KUZA)

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Fair

87°F

31°C

Humidity 42%
Wind Speed SW 10 G 17 mph
Barometer 29.84 in (1009.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 17 Jun 3:54 pm EDT
Extended Forecast for

3 Miles WSW Tirzah SC

  • Tonight

    Tonight: Mostly clear, with a low around 71. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly cloudy, then gradually becoming sunny, with a high near 89. West southwest wind 14 to 16 mph, with gusts as high as 29 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms, mainly before 3am, then a slight chance of thunderstorms after 5am. Some of the storms could produce heavy rainfall.  Patchy fog after 1am. Low around 68. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Heavy Rain
    and Patchy
    Fog

  • Juneteenth

    Juneteenth: A slight chance of showers between 10am and 2pm, then a chance of showers and thunderstorms after 2pm.  Patchy fog before 7am.  Otherwise, mostly cloudy, with a high near 86. West wind around 7 mph.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 71. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 89. West southwest wind 14 to 16 mph, with gusts as high as 29 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms, mainly before 3am, then a slight chance of thunderstorms after 5am. Some of the storms could produce heavy rainfall. Patchy fog after 1am. Low around 68. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Juneteenth
A slight chance of showers between 10am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 86. West wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 64. Calm wind.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 69.
Monday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Tirzah SC
 34.96°N 81.18°W (Elev. 600 ft)
2:24 pm EDT Jun 17, 2026
4pm EDT Jun 17, 2026-6pm EDT Jun 24, 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