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Below normal temperatures are expected in the eastern U.S on Sunday

A deep trough over the Eastern U.S. will be responsible for below normal temperatures on Sunday. Temperatures will be 5 to 15 degrees below normal from the Great Lakes to portions of Southeast. Temperatures will be the coldest in the Northeast where afternoon highs will only reach the mid to upper 30s.
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Hazardous Weather Conditions

Current Conditions

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Fair

43°F

6°C

Humidity 76%
Wind Speed Calm
Barometer 30.21 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update on 28 Mar 10:55 pm EDT

Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°N Lon: 80°W Elev: 16ft.

For More Weather Information:

Charleston, SC Local Forecast Office

Johns Island SC

7 Day Forecast

  • Overnight

    Clear

    Clear

    Low: 35 °F

  • Sunday

    Morning Frost

    Morning
    Frost

    High: 59 °F

  • Sunday
    Night

    Clear

    Clear

    Low: 40 °F

  • Monday

    Chance Showers Chance for Measurable Precipitation 50%

    Chance
    Showers

    High: 66 °F

  • Monday
    Night

    Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

    Slight Chc
    Thunderstorms

    Low: 49 °F

  • Tuesday

    Sunny

    Sunny

    High: 70 °F

  • Tuesday
    Night

    Partly Cloudy

    Partly
    Cloudy

    Low: 55 °F

  • Wednesday

    Mostly Sunny

    Mostly
    Sunny

    High: 73 °F

  • Wednesday
    Night

    Mostly Cloudy

    Mostly
    Cloudy

    Low: 57 °F

Detailed Forecast

Overnight
Clear, with a low around 35. North wind around 7 mph.
Sunday
Patchy frost before 10am. Otherwise, sunny, with a high near 59. North wind 6 to 10 mph.
Sunday Night
Clear, with a low around 40. Southeast wind 3 to 5 mph.
Monday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 66. Southwest wind 8 to 13 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Partly cloudy, with a low around 49. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Mostly cloudy, with a low around 57.
Thursday
Mostly cloudy, with a high near 75.
Thursday Night
Mostly cloudy, with a low around 60.
Friday
Partly sunny, with a high near 76.
Friday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 73. Chance of precipitation is 30%.

ABOUT THIS FORECAST

Point Forecast: Johns Island SC
 32.73°N 80.07°W
Last Update: 9:29 pm EDT Mar 28, 2015
Forecast Valid: 12am EDT Mar 29, 2015-6pm EDT Apr 4, 2015
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