Weather Alert
Agnew Lake Weather Warning NWS WEATHER ALERT FOR THE AGNEW LAKE, IL AREA - FLOOD WARNING Issued: 855 PM CDT Sun Aug 16 2026 Agnew Lake Weather Warning

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Agnew Lake, IL Weather - Hour by Hour Forecast

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Agnew Lake, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 68°F20°C, dew point 66°F19°C, humidity 93%. Wind direction is NNW at 7 mph11 km/h with visibility of 10 mi16 km. Barometric pressure is 30.04 in1017 mb.
Today - Sunny. Highs in the lower 80s. North winds 5 to 10 mph... Full Forecast
Tonight - Mostly clear. Lows in the lower 60s. Northwest winds around 5 mph in the evening, becoming light and variable... Full Forecast

Agnew Lake Hourly Weather

24 Hour Forecast Scroll
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Agnew Lake, IL Hourly Weather - Mostly Cloudy - 7:00 AM Agnew Lake, IL Hourly Weather - Mostly Cloudy - 8:00 AM Agnew Lake, IL Hourly Weather - Partly Cloudy - 9:00 AM Agnew Lake, IL Hourly Weather - Partly Cloudy - 10:00 AM Agnew Lake, IL Hourly Weather - Partly Cloudy - 11:00 AM Agnew Lake, IL Hourly Weather - Mostly Cloudy - 12:00 PM Agnew Lake, IL Hourly Weather - Mostly Cloudy - 1:00 PM Agnew Lake, IL Hourly Weather - Mostly Cloudy - 2:00 PM Agnew Lake, IL Hourly Weather - Partly Cloudy - 3:00 PM Agnew Lake, IL Hourly Weather - Partly Cloudy - 4:00 PM Agnew Lake, IL Hourly Weather - Partly Cloudy - 5:00 PM Agnew Lake, IL Hourly Weather - Clear - 6:00 PM Agnew Lake, IL Hourly Weather - Clear - 7:00 PM Agnew Lake, IL Hourly Weather - Clear - 8:00 PM Agnew Lake, IL Hourly Weather - Clear - 9:00 PM Agnew Lake, IL Hourly Weather - Clear - 10:00 PM Agnew Lake, IL Hourly Weather - Clear - 11:00 PM Agnew Lake, IL Hourly Weather - Clear - 12:00 AM Agnew Lake, IL Hourly Weather - Clear - 1:00 AM Agnew Lake, IL Hourly Weather - Clear - 2:00 AM Agnew Lake, IL Hourly Weather - Clear - 3:00 AM Agnew Lake, IL Hourly Weather - Clear - 4:00 AM Agnew Lake, IL Hourly Weather - Clear - 5:00 AM Agnew Lake, IL Hourly Weather - Clear - 6:00 AM
Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
70°F21°C 72°F22°C 73°F23°C 75°F24°C 76°F24°C 78°F26°C 79°F26°C 80°F27°C 80°F27°C 81°F27°C 80°F27°C 78°F26°C 77°F25°C 74°F23°C 72°F22°C 69°F21°C 68°F20°C 67°F19°C 66°F19°C 65°F18°C 64°F18°C 63°F17°C 64°F18°C 64°F18°C
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3% 3% 3% 3% 3% 3% 3% 0% 0% 0% 0% 0% 0% 2% 2% 2% 2% 2% 2% 2% 2% 2% 2% 2%
68°F20°C 68°F20°C 67°F19°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C 65°F18°C 64°F18°C 64°F18°C 64°F18°C 65°F18°C 65°F18°C 65°F18°C 66°F19°C 66°F19°C 66°F19°C 65°F18°C 65°F18°C 64°F18°C 64°F18°C 63°F17°C 63°F17°C 63°F17°C
93% 87% 82% 76% 71% 67% 62% 60% 58% 56% 58% 64% 67% 74% 81% 90% 93% 93% 97% 97% 100% 100% 97% 97%
NNW NNW NNW NNW NNW NNW NNW NNW NNW NNW NNW NNW NNW SW SE N N N N ENE SE SW SW SSE
5 mph 5 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 5 mph 5 mph 5 mph 3 mph 3 mph 3 mph 0 mph 0 mph 0 mph 1 mph 1 mph 1 mph 2 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 6 mi10 km 6 mi10 km 5 mi8 km 3 mi5 km .75 mi1 km .5 mi1 km .5 mi1 km .75 mi1 km
Hour (CDT)
Weather
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POP = Probability of Precipitation. ** Indicates missing data/values from KSPI model statistics.

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Prob Precip % = Probability of Precipitation.

Agnew Lake 36 Hour Forecast

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

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