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Forsyth Weather Warning NWS WEATHER ALERT FOR THE FORSYTH, IL AREA - Issued: 207 PM CDT Thu Sep 3 2026 Forsyth Weather Warning

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Forsyth, IL Weather - Hour by Hour Forecast

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Forsyth, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 94°F34°C, dew point 69°F21°C, humidity 44%. Wind direction is SW at 8 mph13 km/h with visibility of 10 mi16 km. Barometric pressure is 29.92 in1013 mb.
Tonight - Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph... Full Forecast
Friday - Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 104... Full Forecast

Forsyth Hourly Weather

24 Hour Forecast Scroll
Thu, Sep 03
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Forsyth, IL Hourly Weather - Clear - 6:00 PM Forsyth, IL Hourly Weather - Clear - 7:00 PM Forsyth, IL Hourly Weather - Clear - 8:00 PM Forsyth, IL Hourly Weather - Clear - 9:00 PM Forsyth, IL Hourly Weather - Clear - 10:00 PM Forsyth, IL Hourly Weather - Clear - 11:00 PM Forsyth, IL Hourly Weather - Partly Cloudy - 12:00 AM Forsyth, IL Hourly Weather - Partly Cloudy - 1:00 AM Forsyth, IL Hourly Weather - Partly Cloudy - 2:00 AM Forsyth, IL Hourly Weather - Clear - 3:00 AM Forsyth, IL Hourly Weather - Clear - 4:00 AM Forsyth, IL Hourly Weather - Clear - 5:00 AM Forsyth, IL Hourly Weather - Clear - 6:00 AM Forsyth, IL Hourly Weather - Clear - 7:00 AM Forsyth, IL Hourly Weather - Clear - 8:00 AM Forsyth, IL Hourly Weather - Clear - 9:00 AM Forsyth, IL Hourly Weather - Clear - 10:00 AM Forsyth, IL Hourly Weather - Clear - 11:00 AM Forsyth, IL Hourly Weather - Mostly Clear - 12:00 PM Forsyth, IL Hourly Weather - Mostly Clear - 1:00 PM Forsyth, IL Hourly Weather - Mostly Clear - 2:00 PM Forsyth, IL Hourly Weather - Clear - 3:00 PM Forsyth, IL Hourly Weather - Clear - 4:00 PM Forsyth, IL Hourly Weather - Clear - 5:00 PM
Clear Clear Clear Clear Clear Clear Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Clear Clear Clear Clear Clear Clear Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear
93°F34°C 90°F32°C 87°F31°C 83°F28°C 80°F27°C 79°F26°C 78°F26°C 77°F25°C 76°F24°C 76°F24°C 75°F24°C 75°F24°C 75°F24°C 75°F24°C 80°F27°C 84°F29°C 89°F32°C 92°F33°C 96°F36°C 99°F37°C 99°F37°C 100°F38°C 100°F38°C 97°F36°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 7% 7% 7% 7% 7% 7% 1% 1% 1% 1%
68°F20°C 68°F20°C 68°F20°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 68°F20°C 68°F20°C 69°F21°C 71°F22°C 72°F22°C 71°F22°C 70°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C 69°F21°C
44% 49% 53% 61% 67% 69% 69% 71% 74% 74% 76% 76% 79% 79% 69% 65% 57% 51% 43% 38% 38% 36% 36% 41%
S S S S SSE S S S SSE SSE SW SW SW SW SW SSW SSW SSW SSW W SSW SSW SSW SW
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Hour (CDT)
Weather
Clouds
Temperature
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Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KDEC model statistics.

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Prob Precip % = Probability of Precipitation.

Forsyth 36 Hour Forecast

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

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