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Extreme heat expands across Central U.S. with some temps topping 100 degrees Chevron right
At least 5 dead amid West Virginia flooding as search continues for several missing Chevron right

Union, MO

70°F
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Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Tuesday, June 17

Day

6/17
88°Hi
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 91°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Humid and warmer with intervals of clouds and sunshine

Max UV Index9 (Very High)

AccuLumen Brightness Index™7 (Bright)

WindSSW 5 mph

Wind Gusts12 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover54%

Morning

Afternoon

Night

6/17
73°Lo
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Humid with increasing clouds

WindS 7 mph

Wind Gusts10 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover42%

Evening

Overnight

Sun & Moon

14 hrs 50 mins
Rise 5:40 AM
Set 8:30 PM
Waning Gibbous
Rise 12:30 AM
Set 11:52 AM

Temperature History

6/17
High
Low
Forecast
88°
73°
Average
86°
64°
Last Year
93°
73°

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World North America United States Missouri Union

Weather Near Union:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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