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Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Thursday, July 17

Day

7/17
95°Hi
RealFeel® 103°
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
RealFeel Shade™ 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
Partly sunny, hot and humid; a thunderstorm in the area this afternoon; caution advised if outside for extended periods of time
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Thursday

Max UV Index11 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindSW 13 mph

Wind Gusts23 mph

Probability of Precipitation55%

Probability of Thunderstorms42%

Precipitation0.05 in

Rain0.05 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover30%

Morning

Afternoon

Night

7/17
76°Lo
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clear, warm and humid
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Thursday

WindW 7 mph

Wind Gusts17 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover9%

Evening

Overnight

Sun & Moon

14 hrs 36 mins
Rise 5:56 AM
Set 8:32 PM
Last Quarter
Rise --
Set 1:15 PM

Temperature History

7/17
High
Low
Forecast
95°
76°
Average
90°
73°
Last Year
101°
78°
Record
102°
1980
56°
1929

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World North America United States District of Columbia Department Of Homeland Security

Weather Near Department Of Homeland Security:

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