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Olney Weather Warning NWS WEATHER ALERT FOR THE OLNEY, IL AREA - Issued: 139 PM CDT Fri Sep 4 2026 Olney Weather Warning

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62450 Weather (Olney, IL)

Olney, IL WeatherCurrent Conditions and Weather for Olney, Illinois
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Clear at Olney (62450), temperature is 77°F25°C, dew point 71°F22°C, humidity 82%. Wind direction is N at 0 mphat 0 km/h with visibility of 10 mi16 km. Barometric pressure is 29.95 in1014 mb. Last update: 11:14 pm.*
*Time is approximately 11:14 pm Fri, Sep 04, 2026. Time will be within 15 minutes of current local time. Olney weather forecast data is updated every 15 minutes.

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Olney IL Weather - 12:14 am

Olney Weather Forecast

Weather forecast for: Olney IL
Last Update: 10:36 pm CDT Sep 4, 2026
Tonight: Mostly clear, with a low around 75. Calm wind.
Saturday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Sunny and hot, with a high near 100. Heat index values as high as 106. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Saturday Night: A 30 percent chance of showers and thunderstorms before 7pm. Increasing clouds, with a low around 71. North northeast wind 3 to 7 mph.
Sunday: Sunny, with a high near 91. Northeast wind 7 to 11 mph, with gusts as high as 15 mph.
Sunday Night: Mostly clear, with a low around 63. Northeast wind 5 to 10 mph, with gusts as high as 16 mph.
Labor Day: Sunny, with a high near 90. East northeast wind 5 to 7 mph.
Monday Night: Mostly clear, with a low around 65. East northeast wind around 6 mph becoming calm after midnight.
Tuesday: Sunny and hot, with a high near 96.
Tuesday Night: Mostly clear, with a low around 72.
Wednesday: Sunny and hot, with a high near 101.
Wednesday Night: Mostly clear, with a low around 73.
Thursday: Mostly sunny, with a high near 94.
Thursday Night: Partly cloudy, with a low around 65.
Friday: Mostly sunny, with a high near 91.

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