Weather Alert
Union Weather Warning NWS WEATHER ALERT FOR THE UNION, IL AREA - Issued: 333 AM CDT Sat Sep 5 2026 Union Weather Warning

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Union, IL Weather - Hour by Hour Forecast

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Union, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Mostly Cloudy. Temperature is 81°F27°C, dew point 73°F23°C, humidity 76%. Wind direction is NNE at 12 mph19 km/h with visibility of 10 mi16 km. Barometric pressure is 30.01 in1016 mb.
Today - Mostly cloudy early in the afternoon, then becoming partly cloudy. Highs in the lower 80s. Northeast winds around 10 mph... Full Forecast
Tonight - Partly cloudy. Lows in the lower 60s. Northeast winds 5 to 10 mph... Full Forecast

Union Hourly Weather

24 Hour Forecast Scroll
Sat, Sep 05
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Union, IL Hourly Weather - Mostly Cloudy - 3:00 PM Union, IL Hourly Weather - Mostly Cloudy - 4:00 PM Union, IL Hourly Weather - Mostly Cloudy - 5:00 PM Union, IL Hourly Weather - Partly Cloudy - 6:00 PM Union, IL Hourly Weather - Partly Cloudy - 7:00 PM Union, IL Hourly Weather - Partly Cloudy - 8:00 PM Union, IL Hourly Weather - Mostly Clear - 9:00 PM Union, IL Hourly Weather - Mostly Clear - 10:00 PM Union, IL Hourly Weather - Mostly Clear - 11:00 PM Union, IL Hourly Weather - Mostly Clear - 12:00 AM Union, IL Hourly Weather - Mostly Clear - 1:00 AM Union, IL Hourly Weather - Mostly Clear - 2:00 AM Union, IL Hourly Weather - Partly Cloudy - 3:00 AM Union, IL Hourly Weather - Partly Cloudy - 4:00 AM Union, IL Hourly Weather - Partly Cloudy - 5:00 AM Union, IL Hourly Weather - Partly Cloudy - 6:00 AM Union, IL Hourly Weather - Partly Cloudy - 7:00 AM Union, IL Hourly Weather - Partly Cloudy - 8:00 AM Union, IL Hourly Weather - Clear - 9:00 AM Union, IL Hourly Weather - Clear - 10:00 AM Union, IL Hourly Weather - Clear - 11:00 AM Union, IL Hourly Weather - Partly Cloudy - 12:00 PM Union, IL Hourly Weather - Partly Cloudy - 1:00 PM Union, IL Hourly Weather - Partly Cloudy - 2:00 PM
Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Partly Cloudy Partly Cloudy Partly Cloudy
82°F28°C 82°F28°C 80°F27°C 78°F26°C 76°F24°C 74°F23°C 72°F22°C 70°F21°C 69°F21°C 68°F20°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C 65°F18°C 64°F18°C 64°F18°C 67°F19°C 70°F21°C 73°F23°C 74°F23°C 76°F24°C 77°F25°C 77°F25°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 2% 2% 2% 2% 2% 2% 2% 2% 2% 2% 2% 2% 0%
72°F22°C 72°F22°C 72°F22°C 71°F22°C 71°F22°C 70°F21°C 69°F21°C 68°F20°C 67°F19°C 67°F19°C 66°F19°C 65°F18°C 65°F18°C 64°F18°C 64°F18°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 65°F18°C 64°F18°C 64°F18°C 63°F17°C 62°F17°C
72% 72% 77% 79% 85% 87% 90% 93% 93% 97% 97% 97% 97% 97% 97% 97% 97% 90% 81% 76% 71% 66% 62% 60%
NE NE NE NE NE NE NE NE NE ENE ENE ENE ENE ENE ENE ENE ENE ENE E E E E E E
9 mph 9 mph 9 mph 10 mph 10 mph 10 mph 7 mph 7 mph 7 mph 5 mph 5 mph 5 mph 4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 7 mph 7 mph 7 mph 9 mph 9 mph 9 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 6 mi10 km 6 mi10 km 5 mi8 km 5 mi8 km 5 mi8 km 5 mi8 km 6 mi10 km 6 mi10 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 KDKB model statistics.

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Prob Precip % = Probability of Precipitation.

Union 36 Hour Forecast

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

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