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Dangerous heat wave to expand east early this week, affecting 170 million people. Details here Chevron right

Marriottsville, MD

92°F
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Marriottsville

Maryland

92°
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7 PM

91°
RealFeel® 100°
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
Sunny
alerts

Extreme Heat Warning

11:00 AM Monday - 9:00 PM Monday

RealFeel Shade™98°

WindW 6 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts6 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover6%

Visibility10 mi

Cloud Ceiling33500 ft

8 PM

89°
RealFeel® 97°
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
Mostly sunny
alerts

Extreme Heat Warning

11:00 AM Monday - 9:00 PM Monday

RealFeel Shade™97°

WindW 5 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts9 mph

Humidity62%

Indoor Humidity62% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

86°
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
Mostly clear

WindW 5 mph

Air QualityFair

Wind Gusts10 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

83°
RealFeel® 90°
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
Mostly clear

WindW 5 mph

Air QualityFair

Wind Gusts12 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

81°
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
Mostly clear

WindW 5 mph

Air QualityFair

Wind Gusts12 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

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Weather Near Marriottsville:

  • Annapolis, MD
  • Baltimore, MD
  • Columbia, MD
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