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Katy, TX 77449 Weather
It is 72°F and cloudy in Katy, TX 77449, observed at 10 PM CDT. Tonight: Showers And Thunderstorms Likely, low 67°F. Hourly and 10-day forecast from the National Weather Service. Times are local (CDT).
Katy, TX 77449 current weather
72°F
Cloudy
H -- / L 67°Feels like 73°
Observed at Houston, Sugar Land Municipal / Hull Field Airport (15.5 mi away), 10/30/2026, 10:00 PM CDT
Hourly forecast
NWS, updated 10/30/2026, 9:26 PM PT
10-day forecast
Tap a day for details
Today10/3040% chance of precipitationLow 67°High
Tonight: Showers and thunderstorms likely before 3am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers And Thunderstorms LikelySat10/3118% chance of precipitationLow 68°High 82°
Saturday: A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 82. Southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.
Saturday Night: A slight chance of rain showers before 7pm. Mostly cloudy, with a low around 68. Northeast wind around 0 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Slight Chance Rain Showers then Slight Chance Showers And ThunderstormsSun11/111% chance of precipitationLow 68°High 84°
Sunday: Partly sunny, with a high near 84. Northeast wind 0 to 5 mph.
Sunday Night: Mostly cloudy, with a low around 68. Southeast wind 0 to 5 mph.
Partly SunnyMon11/222% chance of precipitationLow 70°High 85°
Monday: Partly sunny, with a high near 85.
Monday Night: A slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 70. Chance of precipitation is 20%.
Partly SunnyTue11/388% chance of precipitationLow 58°High 80°
Tuesday: Showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 90%.
Tuesday Night: A slight chance of rain showers before midnight. Partly cloudy, with a low around 58. Chance of precipitation is 20%.
Showers And ThunderstormsWed11/4Low 55°High 75°
Wednesday: Sunny, with a high near 75.
Wednesday Night: Mostly clear, with a low around 55.
SunnyThu11/515% chance of precipitationLow 54°High 76°
Thursday: Sunny, with a high near 76. Chance of precipitation is 20%.
Thursday Night: Mostly clear, with a low around 54.
SunnyFri11/6Low High 77°
Friday: Sunny, with a high near 77.
SunnySat11/7Model blend16% chance of precipitationLow 59°High 78°
Saturday: Partly cloudy, slight chance of rain. High near 78°. Low that night near 59°. About 0.13 in of precipitation.
Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.
Sun11/8Model blend31% chance of precipitationLow 56°High 76°
Sunday: Chance of rain. High near 76°. Low that night near 56°. About 0.59 in of precipitation.
Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.
Forecast for 29.835, -95.738 from the NWS HGX office, updated 10/30/2026, 9:26 PM PT · Official forecast on weather.gov
Days 9 to 10: NOAA National Blend of Models, station KIWS (Houston/West Houston Arpt, 4 mi), model run 10/30/2026, 9:00 PM CDT
From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.
Next 6 hours
NWS hourly forecast
- Now69°Showers And Thunderstorms Likely40%5 mph
- 12 AM69°Showers And Thunderstorms Likely36%5 mph
- 1 AM69°Chance Showers And Thunderstorms32%5 mph
- 2 AM68°Chance Showers And Thunderstorms26%5 mph
- 3 AM68°Slight Chance Showers And Thunderstorms21%5 mph
- 4 AM69°Slight Chance Rain Showers15%5 mph
Hourly details
Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShowHide
Radar and satellite
National radarNEXRAD (up to 24 hours) and GOES
Frequently asked questions
- What is the weather in Katy, TX 77449 right now?
- The latest observation from Houston, Sugar Land Municipal / Hull Field Airport was 72°F and cloudy, reported at 10/30/2026, 10:00 PM CDT.
- Will it rain in Katy, TX 77449 in the next 24 hours?
- The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
- What is the 10-day forecast for Katy, TX 77449?
- The first 8 days come from the National Weather Service forecast. Days 9 to 10 (Nov 7 to Nov 8) come from the NOAA National Blend of Models, with highs of 76°F to 78°F and up to a 31% chance of precipitation. Model guidance this far out often changes.
- What time is sunrise and sunset in Katy, TX 77449 today?
- Sunrise is about 7:35 AM CDT and sunset is about 6:37 PM CDT (calculated for the center of the area, within a few minutes).
- What is the normal October weather in Katy, TX 77449?
- At Houston Sugarland Mem, the 1991 to 2020 normal high in October is 83°F and the normal low is 62°F.
Rain and snow totals
Next 3 days, NWS forecast grid
- Rain (liquid)
- 0.19 in
- Snow
- 0.00 in
- Ice
- 0.00 in
Nearby hazards
Texas hazardsSevere storm and flash flood outlooks, expected rain, river flooding and wildfires near this area
- Severe storm outlook today:General thunderstormsOutlook map
- Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
- River gauges within 40 miles at or above flood stage: None reported
- Active wildfires within 50 miles: None reported
UV and air quality forecast
EPA and AirNow
- AQI forecast tomorrow (Houston-Galveston-Brazoria)
- ModeratePM2.5
- AQI forecast tomorrow (Houston-Galveston-Brazoria)
- ModeratePM2.5
Drought
By countyHarris County, week of 10/27/2026
83% of the county is in moderate drought or worse, 1% in extreme drought or worse.
Tides nearby
NOAA tide stations
Sun and moon
Local time, center of the area
- Sunrise
- 7:35 AM
- Sunset
- 6:37 PM
- Daylight
- 11 hr 2 min
- Moon
- Waning Gibbous 74% lit
- First light (civil dawn)
- 7:10 AM
- Last light (civil dusk)
- 7:02 PM
- Moonrise
- 10:39 PM
- Moonset
- 12:29 PM
Normal October weather
ClimateNormal October high 83°, low 62°, precipitation 4.65 in for the month. 1991 to 2020 normals at Houston Sugarland Mem, 15 mi away.
Other places nearby
Data sources
- National Weather Service APINOAA · Official site
- National Blend of Models (NBM) text guidanceNOAA National Weather Service · Official site
- Convective Outlooks and Storm ReportsNOAA Storm Prediction Center · Official site
- Excessive Rainfall Outlook and Quantitative Precipitation ForecastsNOAA Weather Prediction Center · Official site
- National Water Prediction ServiceNOAA National Weather Service · Official site
- WFIGS Current Wildland Fire IncidentsNational Interagency Fire Center · Official site
- Hazard Mapping System Smoke AnalysisNOAA NESDIS Office of Satellite and Product Operations · Official site
- UV Index Forecast (Envirofacts)U.S. Environmental Protection Agency and NOAA · Official site
- AirNowU.S. Environmental Protection Agency · Official site
- NWS HeatRisk (experimental)NOAA National Weather Service · Official site
- U.S. Drought MonitorNational Drought Mitigation Center, USDA and NOAA · Official site
- BEACON 2.0 Beach Advisory and Closing On-line NotificationU.S. Environmental Protection Agency · Official site
- U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information · Official site
- Tides & Currents (CO-OPS API)NOAA Center for Operational Oceanographic Products and Services · Official site
- NEXRAD radar tilesIowa Environmental Mesonet, Iowa State University · Official site
- GOES-East and GOES-West GeoColor imageryNOAA NESDIS Center for Satellite Applications and Research · Official site
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About this data
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