How does NOAA issue severe storm watches for Alpharetta?

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

What are the best outdoor weather hours in Alpharetta today?

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

GA, USAZIP 30004Live NOAA Station

Alpharetta, GA

Q: What is the current temperature and forecast in Alpharetta, Georgia?

The current weather in Alpharetta is around 75°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Mainly clear•体感温度 81°F+3° heat index

80°F/68°F

8 mph 75°

84%湿度

75°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

更新时间: 08:30 AM (America/New_York)

Daily Meteorological Briefing

Alpharetta, GA

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Alpharetta, GA today.

Current temperature is 75°F (feels like 81°F), with daytime highs reaching 80°F and overnight lows around 68°F. Humidity is at 84%, with atmospheric pressure steady at 1016.6 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 7° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 5.9 • High UV

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

逐小时预报

Next 16 Hours

Now

74°F

10%

1 AM

73°F

2 AM

72°F

3 AM

71°F

4 AM

71°F

5 AM

71°F

6 AM

70°F

7 AM

70°F

10%

8 AM

68°F

26%

9 AM

69°F

37%

10 AM

71°F

30%

11 AM

73°F

43%

12 PM

75°F

15%

1 PM

76°F

2 PM

77°F

3 PM

78°F

11%

10天天气预报

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

43%

68°F

80°F

Wed

Sep 23

12%

63°F

72°F

Thu

Sep 24

23%

60°F

68°F

Fri

Sep 25

57°F

76°F

Sat

Sep 26

58°F

79°F

Sun

Sep 27

64°F

82°F

Mon

Sep 28

63°F

82°F

Tue

Sep 29

65°F

84°F

Wed

Sep 30

14%

64°F

82°F

Thu

Oct 1

23%

64°F

88°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

紫外线指数High

5.9 / 11+

Protection requiredPeak 5.95

风向与风速75°

8 mph

Wind Gusts:11 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:25 AM

Sunset07:33 PM

Solar Noon:12:54 PM

湿度Humid

84%

露点:70°F

气压Steady

30.02 inHg

Trend:Stable (+0.1 hPa)

能见度Clear

10.7 mi

Haze:Minimal

Air Quality Index (AQI)Moderate

60US EPA Standard

Air quality is acceptable for most people.

PM2.516 µg

OZONE137 µg

PM1017 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

Sunrise03:25 AM

Daylight ~13h

Sunset03:33 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

常见天气问答 - Alpharetta, Georgia

The current weather in Alpharetta is around 75°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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