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Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Friday, July 18

Day

7/18
89°Hi
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
RealFeel Shade™ 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
Some sun with a strong thunderstorm in the afternoon; thunderstorms can bring flash flooding and localized damaging wind gusts

Max UV Index11 (Extreme)

AccuLumen Brightness Index™8 (Bright)

WindW 8 mph

Wind Gusts17 mph

Probability of Precipitation55%

Probability of Thunderstorms50%

Precipitation0.15 in

Rain0.15 in

Hours of Precipitation1

Hours of Rain1

Cloud Cover45%

Morning

Afternoon

Night

7/18
70°Lo
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Cloudy and humid

WindN 5 mph

Wind Gusts14 mph

Probability of Precipitation22%

Probability of Thunderstorms5%

Precipitation0.00 in

Cloud Cover90%

Evening

Overnight

Sun & Moon

14 hrs 34 mins
Rise 5:57 AM
Set 8:31 PM
Waning Crescent
Rise 12:17 AM
Set 2:28 PM

Temperature History

7/18
High
Low
Forecast
89°
70°
Average
90°
73°
Last Year
86°
76°
Record
103°
1887
55°
1892

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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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