How does NOAA issue severe storm watches for San Antonio?

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

What are the best outdoor weather hours in San Antonio today?

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

TX, USAZIP 78201Live NOAA Station

San Antonio, TX

Q: What is the current temperature and forecast in San Antonio, Texas?

The current weather in San Antonio is around 86°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•Feels like 95°F+5° heat index

96°F/77°F

3 mph 113°

63%Humidity

86°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Updated: 05:45 AM (America/Chicago)

Daily Meteorological Briefing

San Antonio, TX

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across San Antonio, TX today.

Current temperature is 86°F (feels like 95°F), with daytime highs reaching 96°F and overnight lows around 77°F. Humidity is at 63%, with atmospheric pressure steady at 1015.2 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 11° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 4.75 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Hourly Forecast

Next 16 Hours

Now

83°F

1 AM

80°F

2 AM

79°F

3 AM

79°F

4 AM

78°F

5 AM

77°F

6 AM

77°F

7 AM

77°F

8 AM

78°F

9 AM

80°F

10 AM

83°F

11 AM

87°F

12 PM

90°F

1 PM

93°F

2 PM

95°F

3 PM

96°F

10-Day Forecast

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

11%

77°F

96°F

Wed

Sep 23

14%

75°F

96°F

Thu

Sep 24

14%

74°F

97°F

Fri

Sep 25

77°F

97°F

Sat

Sep 26

76°F

97°F

Sun

Sep 27

14%

76°F

91°F

Mon

Sep 28

10%

74°F

92°F

Tue

Sep 29

31%

75°F

92°F

Wed

Sep 30

31%

76°F

83°F

Thu

Oct 1

24%

74°F

89°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

UV IndexModerate

4.75 / 11+

Sunscreen advisedPeak 7.55

Wind113°

3 mph

Wind Gusts:5 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:22 AM

Sunset07:30 PM

Solar Noon:12:54 PM

HumidityHumid

63%

Dew Point:72°F

PressureSteady

29.98 inHg

Trend:Stable (+0.1 hPa)

VisibilityClear

15.8 mi

Haze:Minimal

Air Quality Index (AQI)Moderate

51US EPA Standard

Air quality is acceptable for most people.

PM2.511 µg

OZONE79 µg

PM1016 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsCaution

Extreme temperatures. Indoor exercise recommended.

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

Sunrise02:22 AM

Daylight ~13h

Sunset02:30 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Frequently Asked Questions - San Antonio, Texas

The current weather in San Antonio is around 86°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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