Weather Alert
Lake Sibley Weather Warning NWS WEATHER ALERT FOR THE LAKE SIBLEY, IL AREA - Issued: 218 PM CDT Tue Aug 18 2026 Lake Sibley Weather Warning

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Lake Sibley, IL Weather - Hour by Hour Forecast

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Lake Sibley, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 77°F25°C, dew point 68°F20°C, humidity 72%. Wind direction is SW at 7 mph11 km/h with visibility of 10 mi16 km. Barometric pressure is 29.96 in1015 mb.
Late Today - Mostly cloudy. Temperatures in the upper 70s. Southwest winds around 10 mph... Full Forecast
Tonight - Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers late in the evening. A slight chance of thun.. Full Forecast

Lake Sibley Hourly Weather

24 Hour Forecast Scroll
Tue, Aug 18
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Lake Sibley, IL Hourly Weather - Cloudy - 7:00 PM Lake Sibley, IL Hourly Weather - Cloudy - 8:00 PM Lake Sibley, IL Hourly Weather - Cloudy - 9:00 PM Lake Sibley, IL Hourly Weather - Cloudy - 10:00 PM Lake Sibley, IL Hourly Weather - Cloudy - 11:00 PM Lake Sibley, IL Hourly Weather - Mostly Cloudy - 12:00 AM Lake Sibley, IL Hourly Weather - Mostly Cloudy - 1:00 AM Lake Sibley, IL Hourly Weather - Mostly Cloudy - 2:00 AM Lake Sibley, IL Hourly Weather - Mostly Clear - 3:00 AM Lake Sibley, IL Hourly Weather - Mostly Clear - 4:00 AM Lake Sibley, IL Hourly Weather - Mostly Clear - 5:00 AM Lake Sibley, IL Hourly Weather - Clear - 6:00 AM Lake Sibley, IL Hourly Weather - Clear - 7:00 AM Lake Sibley, IL Hourly Weather - Clear - 8:00 AM Lake Sibley, IL Hourly Weather - Clear - 9:00 AM Lake Sibley, IL Hourly Weather - Clear - 10:00 AM Lake Sibley, IL Hourly Weather - Clear - 11:00 AM Lake Sibley, IL Hourly Weather - Clear - 12:00 PM Lake Sibley, IL Hourly Weather - Clear - 1:00 PM Lake Sibley, IL Hourly Weather - Clear - 2:00 PM Lake Sibley, IL Hourly Weather - Clear - 3:00 PM Lake Sibley, IL Hourly Weather - Clear - 4:00 PM Lake Sibley, IL Hourly Weather - Clear - 5:00 PM Lake Sibley, IL Hourly Weather - Clear - 6:00 PM
Cloudy Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
75°F24°C 73°F23°C 70°F21°C 68°F20°C 67°F19°C 66°F19°C 65°F18°C 64°F18°C 62°F17°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 65°F18°C 68°F20°C 72°F22°C 74°F23°C 77°F25°C 79°F26°C 80°F27°C 80°F27°C 81°F27°C 80°F27°C 78°F26°C
Rain - - - - - - - - - - - - - - - - - - - - - - -
38% 19% 19% 19% 19% 19% 19% 1% 1% 1% 1% 1% 1% 2% 2% 2% 2% 2% 2% 3% 3% 3% 3% 3%
68°F20°C 68°F20°C 67°F19°C 67°F19°C 66°F19°C 65°F18°C 64°F18°C 63°F17°C 62°F17°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 60°F16°C 58°F14°C 57°F14°C 56°F13°C 56°F13°C 55°F13°C 56°F13°C 56°F13°C
79% 84% 90% 97% 97% 97% 97% 97% 100% 100% 100% 100% 100% 87% 78% 68% 62% 52% 47% 44% 44% 41% 44% 47%
NE NE NE NE NE NE ENE ENE NE NE NE NE NE NE ENE ENE ENE ENE ENE E E E E SE
2 mph 2 mph 3 mph 3 mph 3 mph 2 mph 2 mph 2 mph 2 mph 2 mph 2 mph 3 mph 3 mph 3 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 3 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 5 mi8 km 5 mi8 km 5 mi8 km 6 mi10 km 6 mi10 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 (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
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Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KPNT model statistics.

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Prob Precip % = Probability of Precipitation.

Lake Sibley 36 Hour Forecast

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

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