How does NOAA issue severe storm watches for South Valley?

The National Weather Service (NWS) monitors atmospheric instability across District of Columbia. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in South Valley today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

DC, USAZIP 20147Live NOAA Station

South Valley, DC

Q: What is the current temperature and forecast in South Valley, District of Columbia?

The current weather in South Valley is around 60°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Overcast•Ressenti 58°F-1° wind chill

64°F/59°F

12 mph 44°

92%Humidité

60°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Mis à jour: 08:30 AM (America/New_York)

Daily Meteorological Briefing

South Valley, DC

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across South Valley, DC today.

Current temperature is 60°F (feels like 58°F), with daytime highs reaching 64°F and overnight lows around 59°F. Humidity is at 92%, with atmospheric pressure steady at 1023.2 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 3° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 0.55 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Prévisions heure par heure

Next 16 Hours

Now

64°F

16%

1 AM

64°F

16%

2 AM

64°F

22%

3 AM

64°F

32%

4 AM

63°F

43%

5 AM

62°F

60%

6 AM

61°F

47%

7 AM

60°F

52%

8 AM

60°F

66%

9 AM

60°F

54%

10 AM

60°F

48%

11 AM

59°F

35%

12 PM

60°F

27%

1 PM

60°F

36%

2 PM

61°F

58%

3 PM

60°F

55%

Prévisions sur 10 jours

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

72%

59°F

64°F

Wed

Sep 23

56%

55°F

62°F

Thu

Sep 24

53°F

68°F

Fri

Sep 25

54°F

74°F

Sat

Sep 26

55°F

76°F

Sun

Sep 27

19%

58°F

77°F

Mon

Sep 28

59°F

79°F

Tue

Sep 29

62°F

83°F

Wed

Sep 30

13%

61°F

86°F

Thu

Oct 1

21%

63°F

88°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Indice UVLow

0.55 / 11+

No protection neededPeak 0.75

Vent44°

12 mph

Wind Gusts:27 mph

Conditions:Breezy

Sun CycleDaylight

Sunrise06:55 AM

Sunset07:04 PM

Solar Noon:12:54 PM

HumiditéHumid

92%

Point de rosée:58°F

PressionSteady

30.22 inHg

Trend:Stable (+0.1 hPa)

VisibilitéClear

8.7 mi

Haze:Minimal

Air Quality Index (AQI)Good

32US EPA Standard

Air quality is ideal for outdoor activities.

PM2.56 µg

OZONE71 µg

PM107 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsGood

Pleasant conditions for light outdoor activities.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise02:55 AM

Daylight ~13h

Sunset03:04 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Questions fréquentes sur la météo - South Valley, District of Columbia

The current weather in South Valley is around 60°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

More Locations in District of Columbia

All District of Columbia Cities →