Weather Forecast for Houston

Texas, United States of America

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Light rain

Current Weather - Houston: 22°C

Texas, United States of America

Light rain

Feels like 22°C

Wind

10 km/h S

Humidity

84%

Pressure

1013 mb

UV Index

0

Visibility

16 km

Heavy rain

Heavy rain

Saturday, May 23, 2026

High

28°C

Low

24°C

Rain Chance

89%

Hourly Forecast

Patchy rain nearby 27°C
14:00
Patchy rain nearby 27°C
15:00
Sunny 28°C
16:00
Light rain shower 27°C
17:00
Light rain shower 26°C
18:00
Patchy rain nearby 25°C
19:00
Light rain shower 25°C
20:00
Patchy rain nearby 24°C
21:00
Partly Cloudy 24°C
22:00
Partly Cloudy 24°C
23:00
May 24

Day Statistics

Maximum Wind

17 km/h

Humidity

86%

Precipitation

28 mm

UV Index

8

Visibility

10 km

Rain Chance

89%

Snow Chance

0%

Sun & Moon

Sunrise

06:24 AM

Sunset

08:12 PM

Moonrise

01:12 PM

Moonset

01:43 AM

Moon Phase

First Quarter

Moon Illumination

54%

Air Quality

PM2.5

12.4

μg/m³

PM10

14.8

μg/m³

NO₂

14.9

μg/m³

O₃

50.4

μg/m³

SO₂

3.2

μg/m³

CO

163.1

μg/m³

US EPA Index: 1 GB DEFRA Index: 2

Solar Radiation Data

Shortwave Radiation

0.99

Diffuse Radiation

0.53

DNI

0.49

GTI

0.88

Weather Alerts

Flood Watch issued May 22 at 2:31PM CDT until May 25 at 7:00PM CDT by NWS Houston/Galveston TX

Montgomery; Northern Liberty; Colorado; Austin; Waller; Inland Harris; Chambers; Wharton; Fort Bend; Inland Jackson; Inland Matagorda; Inland Brazoria; Inland Galveston; Southern Liberty; Coastal Harris; Coastal Jackson; Coastal Matagorda; Coastal Brazoria; Coastal Galveston; Matagorda Islands; Brazoria Islands; Galveston Island; Bolivar Peninsula May 22, 02:31 PM - May 23, 02:45 AM
Severity: Severe Urgency: Future

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of south central and southeast Texas, including the following areas, in south central Texas, Coastal Jackson and Inland Jackson. In southeast Texas, Austin, Bolivar Peninsula, Brazoria Islands, Chambers, Coastal Brazoria, Coastal Galveston, Coastal Harris, Coastal Matagorda, Colorado, Fort Bend, Galveston Island, Inland Brazoria, Inland Galveston, Inland Harris, Inland Matagorda, Matagorda Islands, Montgomery, Northern Liberty, Southern Liberty, Waller and Wharton. * WHEN...Through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Additional rainfall totals through late Monday are anticipated to be in the 2 to 4 inches range. Isolated higher totals of 5-6 inches are possible. Rainfall rates are expected to peak in the 3-4+" per hour range in the heaviest downpours. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Event: Flood Watch Certainty: Possible Category: Met

Flood Watch issued May 23 at 1:08AM CDT until May 25 at 7:00PM CDT by NWS Houston/Galveston TX

Trinity; Walker; San Jacinto; Polk; Washington; Grimes; Montgomery; Northern Liberty; Colorado; Austin; Waller; Inland Harris; Chambers; Wharton; Fort Bend; Inland Jackson; Inland Matagorda; Inland Brazoria; Inland Galveston; Southern Liberty; Coastal Harris; Coastal Jackson; Coastal Matagorda; Coastal Brazoria; Coastal Galveston; Matagorda Islands; Brazoria Islands; Galveston Island; Bolivar Peninsula May 23, 01:08 AM - May 23, 05:15 PM
Severity: Severe Urgency: Future

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of south central and southeast Texas, including the following areas, in south central Texas, Coastal Jackson and Inland Jackson. In southeast Texas, Austin, Bolivar Peninsula, Brazoria Islands, Chambers, Coastal Brazoria, Coastal Galveston, Coastal Harris, Coastal Matagorda, Colorado, Fort Bend, Galveston Island, Grimes, Inland Brazoria, Inland Galveston, Inland Harris, Inland Matagorda, Matagorda Islands, Montgomery, Northern Liberty, Polk, San Jacinto, Southern Liberty, Trinity, Walker, Waller, Washington and Wharton. * WHEN...Through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Additional rainfall totals through late Monday are anticipated to be between 1 to 3 inches. Isolated higher totals of 4-6 inches are possible, with the more favorable locations of that occurring across the southern 1/3 of southeast Texas. Rainfall rates are expected to peak in the 3-4" per hour range in the heaviest downpours. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Event: Flood Watch Certainty: Possible Category: Met

Special Weather Statement issued May 23 at 7:24AM CDT by NWS Houston/Galveston TX

Trinity; San Jacinto; Polk; Montgomery; Northern Liberty May 23, 07:24 AM - May 23, 08:00 AM
Severity: Moderate Urgency: Expected

At 723 AM CDT, Doppler radar was tracking a strong thunderstorm near Seven Oaks, or 13 miles west of Chester, moving northeast at 20 mph. HAZARD...Wind gusts up to 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Cleveland, Livingston, Shepherd, Onalaska, Corrigan, Groveton, Coldspring, Point Blank, Goodrich, North Cleveland, Seven Oaks, Lake Livingston State Park, Alabama-Coushatta Reservation, West Livingston, Leggett, Moscow, Oakhurst, Segno, Romayor, and Evergreen.

If outdoors, consider seeking shelter inside a building. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.

Event: Special Weather Statement Certainty: Observed Category: Met