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Winter Center
Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Sunday, August 17

Current Weather

3:00 PM

93°F
Mostly sunny
RealFeel® 104°
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™ 95°
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®
104°
RealFeel Shade™
95°
Max UV Index
5.8 (High)
Wind
WSW 2 mph
Wind Gusts
6 mph
Humidity
41%
Indoor Humidity
41% (Very Humid)
Dew Point
67° F
Pressure
↓ 29.91 in
Cloud Cover
19%
Visibility
11 mi
Cloud Ceiling
40000 ft

Day

8/17
94°Hi
RealFeel® 108°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
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™ 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
Partly sunny and hot; a thunderstorm in spots late this afternoon; danger of dehydration and heatstroke if outside for extended periods of time

Max UV Index9.0 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindW 6 mph

Wind Gusts12 mph

Probability of Precipitation55%

Probability of Thunderstorms33%

Precipitation0.04 in

Rain0.04 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover28%

Morning

Afternoon

Night

8/17
73°Lo
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
An evening thunderstorm; otherwise, partly cloudy and humid; storms can bring flooding downpours and localized damaging wind gusts

WindNNW 7 mph

Wind Gusts20 mph

Probability of Precipitation55%

Probability of Thunderstorms42%

Precipitation0.05 in

Rain0.05 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover38%

Evening

Overnight

Sun & Moon

13 hrs 38 mins
Rise 6:24 AM
Set 8:02 PM
Waning Crescent
Rise 12:09 AM
Set 4:03 PM

Temperature History

8/17
High
Low
Forecast
94°
73°
Average
86°
65°
Last Year
87°
70°
Record
101°
1988
44°
1979

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World North America United States Virginia Fairfax

Weather Near Fairfax:

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