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Severe thunderstorms threatening the Plains into the weekend. Get the forecast Chevron right
Potential tropical development in Gulf poses primary US threat before end of September. Click for latest Chevron right

Mark, IL

66°F
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2 AM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

WindSE 6 mph

Air QualityFair

Wind Gusts14 mph

Humidity76%

Indoor Humidity69% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling24800 ft

3 AM

65°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

WindSSE 6 mph

Air QualityFair

Wind Gusts14 mph

Humidity78%

Indoor Humidity69% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19300 ft

4 AM

64°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

WindSSE 6 mph

Air QualityFair

Wind Gusts15 mph

Humidity80%

Indoor Humidity70% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19300 ft

5 AM

64°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

WindS 6 mph

Air QualityFair

Wind Gusts15 mph

Humidity82%

Indoor Humidity70% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19300 ft

6 AM

63°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

WindS 7 mph

Air QualityFair

Wind Gusts15 mph

Humidity85%

Indoor Humidity71% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 2%
Chevron down
Intermittent clouds

RealFeel Shade™63°

WindS 7 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts14 mph

Humidity81%

Indoor Humidity73% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

68°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 3%
Chevron down
Cloudy

RealFeel Shade™67°

WindS 7 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts16 mph

Humidity76%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

71°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 3%
Chevron down
Cloudy

RealFeel Shade™70°

WindSSW 7 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts17 mph

Humidity72%

Indoor Humidity72% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling19300 ft

10 AM

76°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 3%
Chevron down
Cloudy

RealFeel Shade™74°

WindSSW 8 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts18 mph

Humidity64%

Indoor Humidity64% (Humid)

Dew Point63° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling19300 ft

11 AM

79°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 3%
Chevron down
Mostly cloudy

RealFeel Shade™77°

WindSSW 9 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts18 mph

Humidity60%

Indoor Humidity60% (Humid)

Dew Point64° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling14600 ft

12 PM

82°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 3%
Chevron down
Intermittent clouds

RealFeel Shade™80°

WindSW 9 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts17 mph

Humidity57%

Indoor Humidity57% (Humid)

Dew Point65° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover56%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

85°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 2%
Chevron down
Partly sunny

RealFeel Shade™84°

WindSW 10 mph

Air QualityFair

Max UV Index5.4 (Moderate)

Wind Gusts17 mph

Humidity53%

Indoor Humidity53% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover36%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

88°
RealFeel® 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
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™87°

WindWSW 10 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts16 mph

Humidity49%

Indoor Humidity49% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

90°
RealFeel® 93°
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
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™89°

WindWSW 10 mph

Air QualityFair

Max UV Index4.2 (Moderate)

Wind Gusts16 mph

Humidity45%

Indoor Humidity45% (Humid)

Dew Point66° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover41%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

92°
RealFeel® 94°
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
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™91°

WindWSW 9 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts15 mph

Humidity43%

Indoor Humidity43% (Humid)

Dew Point66° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover43%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

89°
RealFeel® 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
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™89°

WindWSW 8 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts13 mph

Humidity46%

Indoor Humidity46% (Humid)

Dew Point66° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover53%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

87°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™88°

WindW 7 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts13 mph

Humidity51%

Indoor Humidity51% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling19300 ft

7 PM

84°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™85°

WindWNW 6 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts12 mph

Humidity57%

Indoor Humidity57% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover72%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

80°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindN 6 mph

Air QualityFair

Wind Gusts12 mph

Humidity64%

Indoor Humidity64% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

77°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindNNE 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity70%

Indoor Humidity70% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

74°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindNE 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity76%

Indoor Humidity76% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

71°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindNE 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity83%

Indoor Humidity83% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

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Weather Near Mark:

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  • Normal, IL
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