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Heat Advisory HEAT ADVISORY - Houston  - Richmond

NWS Southern Plains Regional Radar WU South Central Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 20-Aug-2026 5:27am  
Summary / Temperature Wind Rain Outlook
Mostly cloudy Mostly cloudy
Currently: 74.1, Max: 78.8, Min: 74.1 74.1°F
Colder 1.1°F than last hour.

Comfortable

Feels like: 74°F

24-hr difference
-4.3°FColder 4.3°F than yesterday at this time.
  Today Yesterday
High: 78.8°F
12:00am 		98.1°F
4:06pm
Low: 74.1°F
5:25am 		76.5°F
6:35am
Calm SSW
0
Gust:
 0 mph
0 Bft - Calm
Today: 0 mph 12:00am
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 0.45 in
Season Total: 36.57 in
6 days since last rain.
Thursday

Thursday: Sunny
Sunny
Humidity & Barometer Almanac Moon
Humidity: 99 %  
Dew Point: 73.8°F Decreased 1.0°F since last hour.
Barometer: 29.97 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 6:54am
Sunset: 7:58pm
Moonset: 12:06am
Moonrise: 2:43pm
Waxing Gibbous
Waxing Gibbous, Moon at 7 days in cycle
53%
Illuminated
UV Index Solar Radiation
   0    None
High: 0 @ 12:00am
0 W/m2
High: 0 @  12:00am
 NWS Weather Forecast  - Outlook: Overnight & Thursday
Overnight

Overnight: Partly Cloudy
Partly Cloudy

Lo 77 °F		 NWS forecast: Partly cloudy, with a low around 77. South wind around 5 mph.
 
Thursday

Thursday: Sunny
Sunny

Hi 100 °F		 NWS forecast: Sunny, with a high near 100. Heat index values as high as 108. South wind 0 to 5 mph.