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Johnston, SC Hourly Weather Forecast

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24 Hour Forecast

Current Conditions - Clear. Temperature is 89°F32°C, dew point 51°F11°C, humidity 27%. Wind direction is W at 8 mph13 km/h with visibility of 10 mi16 km. Barometric pressure is 29.95 in1014 mb.
Tonight - Clear. Lows in the lower 60s. Northwest winds 5 to 10 mph... Full Forecast
Wednesday - Sunny. Highs in the upper 80s. Northwest winds 5 to 10 mph... Full Forecast

Johnston Hourly Weather

24 Hour Forecast Scroll
Tue, May 28
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Johnston, SC Hourly Weather - Clear - 4:00 PM Johnston, SC Hourly Weather - Clear - 5:00 PM Johnston, SC Hourly Weather - Clear - 6:00 PM Johnston, SC Hourly Weather - Clear - 7:00 PM Johnston, SC Hourly Weather - Clear - 8:00 PM Johnston, SC Hourly Weather - Clear - 9:00 PM Johnston, SC Hourly Weather - Clear - 10:00 PM Johnston, SC Hourly Weather - Clear - 11:00 PM Johnston, SC Hourly Weather - Clear - 12:00 AM Johnston, SC Hourly Weather - Clear - 1:00 AM Johnston, SC Hourly Weather - Clear - 2:00 AM Johnston, SC Hourly Weather - Clear - 3:00 AM Johnston, SC Hourly Weather - Clear - 4:00 AM Johnston, SC Hourly Weather - Clear - 5:00 AM Johnston, SC Hourly Weather - Clear - 6:00 AM Johnston, SC Hourly Weather - Clear - 7:00 AM Johnston, SC Hourly Weather - Clear - 8:00 AM Johnston, SC Hourly Weather - Clear - 9:00 AM Johnston, SC Hourly Weather - Clear - 10:00 AM Johnston, SC Hourly Weather - Clear - 11:00 AM Johnston, SC Hourly Weather - Clear - 12:00 PM Johnston, SC Hourly Weather - Clear - 1:00 PM Johnston, SC Hourly Weather - Clear - 2:00 PM Johnston, SC Hourly Weather - Clear - 3:00 PM
Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
90°F32°C 90°F32°C 89°F32°C 87°F31°C 86°F30°C 84°F29°C 81°F27°C 79°F26°C 77°F25°C 76°F24°C 74°F23°C 73°F23°C 71°F22°C 70°F21°C 70°F21°C 71°F22°C 71°F22°C 74°F23°C 78°F26°C 81°F27°C 83°F28°C 84°F29°C 86°F30°C 86°F30°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 0% 0% 0% 0% 0% 0% 0%
53°F12°C 52°F11°C 52°F11°C 53°F12°C 53°F12°C 54°F12°C 55°F13°C 56°F13°C 56°F13°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 56°F13°C 56°F13°C 55°F13°C 54°F12°C 52°F11°C 51°F11°C 51°F11°C
29% 28% 28% 31% 32% 36% 41% 45% 48% 52% 55% 57% 61% 63% 63% 61% 61% 53% 47% 41% 37% 33% 30% 30%
NW NW NW NW NW NW NW NW NW NW NNW NNW NNW NNW NNW NW NW NW NNW NNW NW NW NW NW
11 mph 11 mph 11 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 6 mph 6 mph 6 mph 4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 7 mph 7 mph 7 mph 8 mph 8 mph 8 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (EDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KDNL model statistics.

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Prob Precip % = Probability of Precipitation.

Johnston 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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