Texas · NWS HGX office

Alvin, TX weather

It is 70°F and clear at Houston, Pearland Regional Airport as of Oct 28, 1:15 AM CDT. Overnight: Mostly Cloudy, low near 68°F, 12% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 1:21 AM CDT.

Updated Oct 28, 1:27 AM CDT (snapshot)

Current conditions

Temperature

70°F

Clear

Wind

Calm

Humidity 94% · dew point 68°F

Pressure · visibility

30.14 inHg

Visibility 7 mi

Observed at Houston, Pearland Regional Airport (KLVJ), Oct 28, 1:15 AM CDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Alvin forecast zone right now.

Around the NWS HGX forecast area

No active alerts in zones served by the HGX office near Alvin.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. Texas has 2 active alerts: see them all.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Alvin (local time)
TimeTempForecastPrecip. chanceWind
Wed 1 AM68°FMostly Cloudy10%E 5 mph
Wed 2 AM68°FMostly Cloudy10%E 5 mph
Wed 3 AM68°FMostly Cloudy10%E 5 mph
Wed 4 AM68°FMostly Cloudy11%E 5 mph
Wed 5 AM68°FMostly Cloudy12%E 5 mph
Wed 6 AM69°FMostly Cloudy14%E 5 mph
Wed 7 AM69°FSlight Chance Rain Showers15%E 5 mph
Wed 8 AM69°FSlight Chance Rain Showers15%E 5 mph
Wed 9 AM73°FSlight Chance Rain Showers15%E 5 mph
Wed 10 AM78°FSlight Chance Rain Showers15%E 10 mph
Wed 11 AM80°FSlight Chance Rain Showers15%SE 10 mph
Wed 12 PM80°FSlight Chance Rain Showers15%SE 15 mph
Wed 1 PM82°FSlight Chance Rain Showers22%E 15 mph
Wed 2 PM81°FSlight Chance Rain Showers22%E 15 mph
Wed 3 PM81°FSlight Chance Rain Showers22%E 15 mph
Wed 4 PM81°FSlight Chance Rain Showers21%E 10 mph
Wed 5 PM80°FSlight Chance Rain Showers21%SE 10 mph
Wed 6 PM78°FSlight Chance Rain Showers21%SE 10 mph
Wed 7 PM76°FPartly Cloudy5%SE 5 mph
Wed 8 PM72°FPartly Cloudy5%SE 5 mph
Wed 9 PM70°FMostly Clear5%SE 5 mph
Wed 10 PM68°FMostly Clear4%SE 5 mph
Wed 11 PM67°FMostly Clear4%SE 5 mph
Thu 12 AM66°FPartly Cloudy4% 0 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Alvin can differ.

7-day forecast

Overnight

Low 68°F

Mostly cloudy, with a low around 68. East wind around 5 mph.

Wednesday

High 82°F·Low 62°F

A slight chance of rain showers after 7am. Mostly cloudy, with a high near 82. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Wednesday Night: A slight chance of rain showers before 7pm. Partly cloudy, with a low around 62. East wind 0 to 10 mph. Chance of precipitation is 20%.

Thursday

High 82°F·Low 63°F

Mostly sunny. High near 82, with temperatures falling to around 79 in the afternoon. East wind 0 to 10 mph.

Thursday Night: Mostly cloudy, with a low around 63. East wind 0 to 5 mph.

Friday

High 81°F·Low 67°F

A slight chance of rain showers after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 20%.

Friday Night: A slight chance of rain showers before 1am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.

Saturday

High 82°F·Low 66°F

Showers and thunderstorms likely. Mostly sunny, with a high near 82. Chance of precipitation is 60%.

Saturday Night: Showers and thunderstorms likely before 7pm. Partly cloudy, with a low around 66. Chance of precipitation is 60%.

Sunday

High 83°F·Low 66°F

Partly sunny, with a high near 83.

Sunday Night: Mostly cloudy, with a low around 66.

Monday

High 84°F·Low 67°F

Mostly sunny, with a high near 84.

Monday Night: A slight chance of rain showers before midnight, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.

Tuesday

High 81°F

A chance of showers and thunderstorms. Partly sunny, with a high near 81.

Nearby cities

Larger cities in the area

Other cities in Brazoria County

See every city we cover in Texas, or check all active alerts.

About this forecast

Forecast office
Alvin is served by the National Weather Service HGX forecast office, forecast zone TXZ237, county zone TXC039.
Location used
The Census Bureau's internal point for Alvin (29.4248, -95.2244), in Brazoria County. Population: 29,869 (2024 estimate), number 116 of the 154 Texas cities on this site.
Radar
Nearest NWS radar: KHGX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/29.4248,-95.2244 (forecast issued Oct 28, 1:21 AM CDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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