Weather Alert
Summit-Argo Weather Warning NWS WEATHER ALERT FOR THE SUMMIT-ARGO, IL AREA - Issued: 903 PM CDT Fri Sep 4 2026 Summit-Argo Weather Warning

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Summit-Argo, IL Weather - Hour by Hour Forecast

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Summit-Argo, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clouds. Temperature is 80°F27°C, dew point 74°F23°C, humidity 81%. Wind direction is N at 0 mph0 km/h with visibility of 10 mi16 km. Barometric pressure is 29.89 in1012 mb.
Rest of Tonight - Partly cloudy. A slight chance of showers and thunderstorms. Patchy fog late. Near steady temperature in the mid 70s. Northwest wi.. Full Forecast
Saturday - Mostly cloudy in the morning, then becoming partly cloudy. Patchy fog early in the morning. Humid with highs in the lower 80s inla.. Full Forecast

Summit-Argo Hourly Weather

24 Hour Forecast Scroll
Sat, Sep 05
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Midnight
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Summit-Argo, IL Hourly Weather - Partly Cloudy - 3:00 AM Summit-Argo, IL Hourly Weather - Partly Cloudy - 4:00 AM Summit-Argo, IL Hourly Weather - Partly Cloudy - 5:00 AM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 6:00 AM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 7:00 AM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 8:00 AM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 9:00 AM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 10:00 AM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 11:00 AM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 12:00 PM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 1:00 PM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 2:00 PM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 3:00 PM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 4:00 PM Summit-Argo, IL Hourly Weather - Mostly Cloudy - 5:00 PM Summit-Argo, IL Hourly Weather - Partly Cloudy - 6:00 PM Summit-Argo, IL Hourly Weather - Partly Cloudy - 7:00 PM Summit-Argo, IL Hourly Weather - Partly Cloudy - 8:00 PM Summit-Argo, IL Hourly Weather - Mostly Clear - 9:00 PM Summit-Argo, IL Hourly Weather - Mostly Clear - 10:00 PM Summit-Argo, IL Hourly Weather - Mostly Clear - 11:00 PM Summit-Argo, IL Hourly Weather - Clear - 12:00 AM Summit-Argo, IL Hourly Weather - Clear - 1:00 AM Summit-Argo, IL Hourly Weather - Clear - 2:00 AM
Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear
80°F27°C 79°F26°C 78°F26°C 78°F26°C 77°F25°C 78°F26°C 80°F27°C 81°F27°C 82°F28°C 82°F28°C 83°F28°C 82°F28°C 82°F28°C 81°F27°C 80°F27°C 78°F26°C 77°F25°C 76°F24°C 76°F24°C 75°F24°C 74°F23°C 73°F23°C 72°F22°C 71°F22°C
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18% 18% 18% 18% 18% 4% 4% 4% 4% 4% 4% 1% 1% 1% 1% 1% 1% 0% 0% 0% 0% 0% 0% 0%
73°F23°C 72°F22°C 72°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 71°F22°C 70°F21°C 70°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C 68°F20°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C
79% 79% 82% 79% 82% 79% 74% 72% 67% 67% 63% 65% 63% 65% 67% 69% 71% 74% 74% 76% 79% 79% 81% 81%
NW NNW SW SE N NNE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE ENE ENE ENE
3 mph 3 mph 3 mph 5 mph 5 mph 5 mph 9 mph 9 mph 9 mph 9 mph 9 mph 9 mph 12 mph 12 mph 12 mph 12 mph 12 mph 12 mph 8 mph 8 mph 8 mph 6 mph 6 mph 6 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
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KMDW model statistics.

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Prob Precip % = Probability of Precipitation.

Summit-Argo 36 Hour Forecast

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

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