Weather Alert
Rend Lake Weather Warning NWS WEATHER ALERT FOR THE REND LAKE, IL AREA - Issued: 1019 AM CDT Sat Sep 19 2026 Rend Lake Weather Warning

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Rend Lake, IL Weather - Hour by Hour Forecast

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Rend Lake, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 93°F34°C, dew point 66°F19°C, humidity 41%. Wind direction is W at 10 mph16 km/h with visibility of 10 mi16 km. Barometric pressure is 30.01 in1016 mb.
Today - Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph... Full Forecast
Tonight - Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. South winds around 5 mph... Full Forecast

Rend Lake Hourly Weather

24 Hour Forecast Scroll
Sat, Sep 19
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Rend Lake, IL Hourly Weather - Clear - 12:00 PM Rend Lake, IL Hourly Weather - Clear - 1:00 PM Rend Lake, IL Hourly Weather - Clear - 2:00 PM Rend Lake, IL Hourly Weather - Partly Cloudy - 3:00 PM Rend Lake, IL Hourly Weather - Partly Cloudy - 4:00 PM Rend Lake, IL Hourly Weather - Partly Cloudy - 5:00 PM Rend Lake, IL Hourly Weather - Clear - 6:00 PM Rend Lake, IL Hourly Weather - Clear - 7:00 PM Rend Lake, IL Hourly Weather - Clear - 8:00 PM Rend Lake, IL Hourly Weather - Partly Cloudy - 9:00 PM Rend Lake, IL Hourly Weather - Partly Cloudy - 10:00 PM Rend Lake, IL Hourly Weather - Partly Cloudy - 11:00 PM Rend Lake, IL Hourly Weather - Partly Cloudy - 12:00 AM Rend Lake, IL Hourly Weather - Partly Cloudy - 1:00 AM Rend Lake, IL Hourly Weather - Partly Cloudy - 2:00 AM Rend Lake, IL Hourly Weather - Mostly Cloudy - 3:00 AM Rend Lake, IL Hourly Weather - Mostly Cloudy - 4:00 AM Rend Lake, IL Hourly Weather - Mostly Cloudy - 5:00 AM Rend Lake, IL Hourly Weather - Partly Cloudy - 6:00 AM Rend Lake, IL Hourly Weather - Partly Cloudy - 7:00 AM Rend Lake, IL Hourly Weather - Partly Cloudy - 8:00 AM Rend Lake, IL Hourly Weather - Clear - 9:00 AM Rend Lake, IL Hourly Weather - Clear - 10:00 AM Rend Lake, IL Hourly Weather - Clear - 11:00 AM
Clear Clear Clear Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear
92°F33°C 95°F35°C 96°F36°C 98°F37°C 99°F37°C 95°F35°C 92°F33°C 88°F31°C 84°F29°C 81°F27°C 77°F25°C 75°F24°C 74°F23°C 72°F22°C 71°F22°C 69°F21°C 68°F20°C 68°F20°C 68°F20°C 68°F20°C 73°F23°C 79°F26°C 84°F29°C 87°F31°C
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2% 2% 1% 1% 1% 1% 1% 1% 0% 0% 0% 0% 0% 0% 5% 5% 5% 5% 5% 5% 6% 6% 6% 6%
67°F19°C 65°F18°C 64°F18°C 63°F17°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 62°F17°C 62°F17°C 63°F17°C 63°F17°C 63°F17°C 63°F17°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 62°F17°C 62°F17°C 62°F17°C
44% 38% 35% 32% 30% 34% 36% 41% 48% 53% 62% 66% 69% 73% 73% 78% 78% 78% 78% 78% 66% 56% 48% 43%
SSW SSW SSW SSW SSW SW SW SW SW S S S SSE SW SW SSE SSE SW SW SW SW SW SSW SSW
9 mph 9 mph 9 mph 9 mph 9 mph 9 mph 5 mph 5 mph 5 mph 2 mph 2 mph 2 mph 3 mph 3 mph 3 mph 4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 7 mph 7 mph 7 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 (CDT)
Weather
Clouds
Temperature
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POP
Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KMWA model statistics.

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Prob Precip % = Probability of Precipitation.

Rend Lake 36 Hour Forecast

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

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