Weather Alert
Johnson Lake Weather Warning NWS WEATHER ALERT FOR THE JOHNSON LAKE, SC AREA - Issued: 236 AM EDT Tue Mar 10 2026 Johnson Lake Weather Warning

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Johnson Lake, SC Weather - Hour by Hour Forecast

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Johnson Lake, SC Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Mist. Temperature is 57°F14°C, dew point 57°F14°C, humidity 100%. Wind direction is N at 0 mph0 km/h with visibility of 1 3/4 mi2 km. Barometric pressure is 30.12 in1019 mb.
Rest of Tonight - Partly cloudy. Near steady temperature in the upper 50s. Light and variable winds... Full Forecast
Tuesday - Mostly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the aft.. Full Forecast

Johnson Lake Hourly Weather

24 Hour Forecast Scroll
Tue, Mar 10
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Johnson Lake, SC Hourly Weather - Partly Cloudy - 6:00 AM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 7:00 AM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 8:00 AM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 9:00 AM Johnson Lake, SC Hourly Weather - Partly Cloudy - 10:00 AM Johnson Lake, SC Hourly Weather - Partly Cloudy - 11:00 AM Johnson Lake, SC Hourly Weather - Partly Cloudy - 12:00 PM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 1:00 PM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 2:00 PM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 3:00 PM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 4:00 PM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 5:00 PM Johnson Lake, SC Hourly Weather - Mostly Cloudy - 6:00 PM Johnson Lake, SC Hourly Weather - Mostly Clear - 7:00 PM Johnson Lake, SC Hourly Weather - Mostly Clear - 8:00 PM Johnson Lake, SC Hourly Weather - Mostly Clear - 9:00 PM Johnson Lake, SC Hourly Weather - Clear - 10:00 PM Johnson Lake, SC Hourly Weather - Clear - 11:00 PM Johnson Lake, SC Hourly Weather - Clear - 12:00 AM Johnson Lake, SC Hourly Weather - Clear - 1:00 AM Johnson Lake, SC Hourly Weather - Clear - 2:00 AM Johnson Lake, SC Hourly Weather - Clear - 3:00 AM Johnson Lake, SC Hourly Weather - Mostly Clear - 4:00 AM Johnson Lake, SC Hourly Weather - Mostly Clear - 5:00 AM
Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear Clear Clear Clear Mostly Clear Mostly Clear
56°F13°C 57°F14°C 57°F14°C 62°F17°C 67°F19°C 72°F22°C 75°F24°C 77°F25°C 80°F27°C 80°F27°C 80°F27°C 80°F27°C 77°F25°C 74°F23°C 71°F22°C 70°F21°C 68°F20°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C 64°F18°C 64°F18°C 63°F17°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 31% 31% 31% 31% 31% 31% 10% 10% 10% 10% 10% 10% 0% 0% 0%
56°F13°C 57°F14°C 57°F14°C 58°F14°C 60°F16°C 61°F16°C 60°F16°C 60°F16°C 59°F15°C 59°F15°C 60°F16°C 60°F16°C 61°F16°C 61°F16°C 62°F17°C 62°F17°C 62°F17°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C
100% 100% 100% 87% 78% 68% 60% 56% 49% 49% 51% 51% 58% 64% 73% 76% 81% 84% 87% 84% 87% 90% 90% 93%
N N N ENE SE SW SW SW SW SW SSE SSE SSE S S S SSE SSE SSE SW SW SE ENE N
0 mph 0 mph 0 mph 0 mph 3 mph 3 mph 3 mph 5 mph 5 mph 5 mph 4 mph 4 mph 4 mph 2 mph 2 mph 2 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 0 mph 0 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
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POP
Dewpoint
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KHYW model statistics.

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Prob Precip % = Probability of Precipitation.

Johnson Lake 36 Hour Forecast

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

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