Weather Alert
Olney Weather Warning NWS WEATHER ALERT FOR THE OLNEY, IL AREA - Issued: 329 PM CDT Sat Sep 5 2026 Olney Weather Warning

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Olney, IL Weather - Hour by Hour Forecast

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Olney, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 97°F36°C, dew point 68°F20°C, humidity 39%. Wind direction is N at 8 mph13 km/h with visibility of 10 mi16 km. Barometric pressure is 29.87 in1011 mb.
Tonight - Partly cloudy with isolated showers and thunderstorms this evening, then mostly clear after midnight. Lows around 70. North winds .. Full Forecast
Sunday - Sunny. Not as warm with highs in the upper 80s. Northeast winds 10 to 15 mph... Full Forecast

Olney Hourly Weather

24 Hour Forecast Scroll
Sat, Sep 05
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Olney, IL Hourly Weather - Mostly Clear - 6:00 PM Olney, IL Hourly Weather - Mostly Clear - 7:00 PM Olney, IL Hourly Weather - Mostly Clear - 8:00 PM Olney, IL Hourly Weather - Clear - 9:00 PM Olney, IL Hourly Weather - Clear - 10:00 PM Olney, IL Hourly Weather - Clear - 11:00 PM Olney, IL Hourly Weather - Partly Cloudy - 12:00 AM Olney, IL Hourly Weather - Partly Cloudy - 1:00 AM Olney, IL Hourly Weather - Partly Cloudy - 2:00 AM Olney, IL Hourly Weather - Mostly Cloudy - 3:00 AM Olney, IL Hourly Weather - Mostly Cloudy - 4:00 AM Olney, IL Hourly Weather - Mostly Cloudy - 5:00 AM Olney, IL Hourly Weather - Partly Cloudy - 6:00 AM Olney, IL Hourly Weather - Partly Cloudy - 7:00 AM Olney, IL Hourly Weather - Partly Cloudy - 8:00 AM Olney, IL Hourly Weather - Clear - 9:00 AM Olney, IL Hourly Weather - Clear - 10:00 AM Olney, IL Hourly Weather - Clear - 11:00 AM Olney, IL Hourly Weather - Clear - 12:00 PM Olney, IL Hourly Weather - Clear - 1:00 PM Olney, IL Hourly Weather - Clear - 2:00 PM Olney, IL Hourly Weather - Clear - 3:00 PM Olney, IL Hourly Weather - Clear - 4:00 PM Olney, IL Hourly Weather - Clear - 5:00 PM
Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear 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
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65°F18°C 66°F19°C 67°F19°C 69°F21°C 70°F21°C 70°F21°C 69°F21°C 69°F21°C 68°F20°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C 65°F18°C 65°F18°C 66°F19°C 66°F19°C 64°F18°C 62°F17°C 60°F16°C 59°F15°C 58°F14°C 57°F14°C 58°F14°C
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SE NNE NE NE ENE NE NE N N NNE NNE NNE NE NE NE NE NE NE NE NE NE NE NE NE
4 mph 4 mph 4 mph 2 mph 2 mph 2 mph 3 mph 3 mph 3 mph 4 mph 4 mph 4 mph 6 mph 6 mph 6 mph 10 mph 10 mph 10 mph 11 mph 11 mph 11 mph 12 mph 12 mph 12 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
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Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KOLY model statistics.

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Prob Precip % = Probability of Precipitation.

Olney 36 Hour Forecast

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

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