How does NOAA issue severe storm watches for Houston?

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 Houston today?

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

Unknown NOAA AlertExpires: Sep 23, 12:00 AM

Air Quality Alert — Inland Harris; Inland Brazoria; Inland Galveston; Coastal Harris; Coastal Brazoria; Coastal Galveston; Brazoria Islands; Galveston Island; Bolivar Peninsula

Air Quality Alert issued September 21 at 2:57PM CDT by NWS Houston/Galveston TX

TX, USAZIP 77001Live NOAA Station

Houston, TX

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

The current weather in Houston is around 87°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Despejado•Sensación térmica 100°F+7° heat index

96°F/76°F

2 mph 354°

69%Humedad

87°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Actualizado: 06:30 AM (America/Chicago)

Daily Meteorological Briefing

Houston, TX

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Houston, TX today.

Current temperature is 87°F (feels like 100°F), with daytime highs reaching 96°F and overnight lows around 76°F. Humidity is at 69%, with atmospheric pressure steady at 1015.4 hPa.

Sun protection is recommended with UV reaching 6.1. Wear SPF and sunglasses during midday hours.

Daily Range

Δ 11° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 6.1 • High UV

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Pronóstico por Hora

Next 16 Hours

Now

78°F

1 AM

78°F

2 AM

77°F

3 AM

77°F

4 AM

76°F

5 AM

77°F

6 AM

77°F

7 AM

77°F

8 AM

77°F

9 AM

81°F

10 AM

84°F

11 AM

86°F

12 PM

89°F

1 PM

91°F

2 PM

93°F

3 PM

95°F

Pronóstico de 10 Días

Extended 10-day meteorological outlook

10-Day Range

Hoy

22 sept

76°F

96°F

mié

23 sept

78°F

95°F

jue

24 sept

80°F

99°F

vie

25 sept

81°F

98°F

sáb

26 sept

81°F

95°F

dom

27 sept

11%

80°F

92°F

lun

28 sept

29%

78°F

92°F

mar

29 sept

46%

78°F

92°F

mié

30 sept

40%

79°F

89°F

jue

1 oct

29%

78°F

89°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Índice UVHigh

6.1 / 11+

Protection requiredPeak 7.35

Viento354°

2 mph

Wind Gusts:6 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:09 AM

Sunset07:17 PM

Solar Noon:12:54 PM

HumedadHumid

69%

Punto de Rocío:76°F

PresiónSteady

29.98 inHg

Trend:Stable (+0.1 hPa)

VisibilidadClear

15.3 mi

Haze:Minimal

Air Quality Index (AQI)Moderate

89US EPA Standard

Air quality is acceptable for most people.

PM2.530 µg

OZONE103 µg

PM1036 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

Sunrise02:09 AM

Daylight ~13h

Sunset02:17 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Preguntas Frecuentes sobre el Clima - Houston, Texas

The current weather in Houston is around 87°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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