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Flash flood risk to focus on parts of central US. Get the forecast Chevron right

Greenfield, IL

86°F
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Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Monday, July 21

Day

7/21
86°Hi
RealFeel® 96°
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™ 92°
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
A thunderstorm in the morning; otherwise, mainly cloudy and very humid
alerts

Flood Watch

5:00 PM Sunday - 1:00 PM Monday
alerts

Extreme Heat Watch

12:00 PM Monday - 7:00 PM Thursday

Max UV Index5 (Moderate)

AccuLumen Brightness Index™2 (Dark)

WindSSE 6 mph

Wind Gusts13 mph

Probability of Precipitation58%

Probability of Thunderstorms35%

Precipitation0.15 in

Rain0.15 in

Hours of Precipitation1

Hours of Rain1

Cloud Cover93%

Morning

Afternoon

Night

7/21
73°Lo
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly cloudy, warm and very humid
alerts

Extreme Heat Watch

12:00 PM Monday - 7:00 PM Thursday

WindSE 6 mph

Wind Gusts13 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover29%

Evening

Overnight

Sun & Moon

14 hrs 32 mins
Rise 5:51 AM
Set 8:23 PM
Waning Crescent
Rise 2:05 AM
Set 6:09 PM

Temperature History

7/21
High
Low
Forecast
86°
73°
Average
87°
66°
Last Year
83°
65°

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World North America United States Illinois Greenfield

Weather Near Greenfield:

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