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Heat dome collapse to spark thunderstorms. Get the forecast. Chevron right

Derwood, MD

99°F
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Derwood

Maryland

99°
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Derwood, MD Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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6 PM

92°
RealFeel® 106°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 49%
Chevron down
Mostly cloudy w/ t-storms
alerts

Severe Thunderstorm Watch

2:15 PM Saturday - 10:00 PM Saturday
alerts

Extreme Heat Warning

10:00 AM Saturday - 9:00 PM Saturday
alerts

Air Quality Alert

4:48 PM Wednesday - 12:00 AM Monday

RealFeel Shade™101°

Heat Index110°

WindNW 7 mph

Air QualityPoor

Max UV Index2.0 (Low)

Wind Gusts10 mph

Humidity67%

Indoor Humidity67% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover58%

Visibility10 mi

Cloud Ceiling33400 ft

7 PM

87°
RealFeel® 99°
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 49%
Chevron down
Thunderstorms
alerts

Severe Thunderstorm Watch

2:15 PM Saturday - 10:00 PM Saturday
alerts

Extreme Heat Warning

10:00 AM Saturday - 9:00 PM Saturday
alerts

Air Quality Alert

4:48 PM Wednesday - 12:00 AM Monday

RealFeel Shade™99°

Heat Index101°

WindW 7 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts14 mph

Humidity75%

Indoor Humidity75% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover83%

Visibility3 mi

Cloud Ceiling2000 ft

8 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 40%
Chevron down
Partly sunny
alerts

Severe Thunderstorm Watch

2:15 PM Saturday - 10:00 PM Saturday
alerts

Extreme Heat Warning

10:00 AM Saturday - 9:00 PM Saturday
alerts

Air Quality Alert

4:48 PM Wednesday - 12:00 AM Monday

RealFeel Shade™89°

Heat Index90°

WindESE 6 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts10 mph

Humidity63%

Indoor Humidity63% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

82°
RealFeel® 87°
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 34%
Chevron down
Partly cloudy
alerts

Severe Thunderstorm Watch

2:15 PM Saturday - 10:00 PM Saturday
alerts

Air Quality Alert

4:48 PM Wednesday - 12:00 AM Monday

Heat Index87°

WindSE 5 mph

Air QualityFair

Wind Gusts9 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

81°
RealFeel® 87°
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 37%
Chevron down
Partly cloudy
alerts

Air Quality Alert

4:48 PM Wednesday - 12:00 AM Monday

Heat Index85°

WindSE 5 mph

Air QualityFair

Wind Gusts7 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

78°
RealFeel® 83°
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 47%
Chevron down
Partly cloudy
alerts

Air Quality Alert

4:48 PM Wednesday - 12:00 AM Monday

WindSE 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Derwood

AccuWeather's hourly forecast for Derwood provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 92° with a RealFeel® of 106°, mostly cloudy w/ t-storms with a 49% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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Weather Near Derwood:

  • Alexandria, VA
  • Germantown, MD
  • Washington, DC
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