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Air Quality Alert AIR QUALITY ALERT - Houston

NWS Southern Plains Regional Radar WU South Central Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 22-Sep-2026 4:23pm  
Summary / Temperature Wind Rain Outlook
Few Clouds Few Clouds
Currently: 98.6, Max: 99.0, Min: 74.1 98.6°F
Warmer 1.1°F than last hour.

Heat Danger

Feels like: 118°F

24-hr difference
3.1°FWarmer 3.1°F than yesterday at this time.
  Today Yesterday
High: 99°F
4:10pm 		97.7°F
3:00pm
Low: 74.1°F
4:05am 		75°F
6:45am
Wind from SSE SSE
3.1
Gust:
 5.8 mph
1 Bft - Light air
Today: 6.9 mph 12:55pm
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 0.57 in
Season Total: 37.29 in
5 days since last rain.
Tonight

Tonight: Slight Chance Showers And Thunderstorms then Mostly Clear
Slight Chance Showers And T-Storms then Mostly Clear
Humidity & Barometer Almanac Moon
Humidity: 54 % Decreased 4.0% since last hour.
Dew Point: 79°F Decreased 1.2°F since last hour.
Barometer: 29.85 inHg Falling 0.04 inHg/hr
Baro Trend: Falling Slowly
Sunrise: 7:11am
Sunset: 7:19pm
Moonset: 3:11am
Moonrise: 5:09pm
Waxing Gibbous
Waxing Gibbous, Moon at 11 days in cycle
85%
Illuminated
UV Index Solar Radiation
   4     Medium 
High: 7 @ 11:55am
436.74 W/m2
High: 720.56 @  11:55am
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms

Hi 97 °F		 NWS forecast: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 97. Heat index values as high as 105. East wind around 5 mph. Chance of precipitation is 20%.
 
Tonight

Tonight: Slight Chance Showers And Thunderstorms then Mostly Clear
Slight Chance Showers And T-Storms then Mostly Clear

Lo 77 °F		 NWS forecast: A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 77. Heat index values as high as 101. Southeast wind 0 to 5 mph. Chance of precipitation is 20%.