Weather Alert
Lake Sienna Weather Warning NWS WEATHER ALERT FOR THE LAKE SIENNA, TX AREA - Issued: 1235 PM CDT Sat Aug 22 2026 Lake Sienna Weather Warning

World > North America > United States > Texas > Lake Sienna  

Lake Sienna, TX Weather - Hour by Hour Forecast

Feedback E-mail the Weather

Quick Clicks

Lake Sienna, TX Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 103°F39°C, dew point 70°F21°C, humidity 35%. Wind direction is N at 0 mph0 km/h with visibility of 10 mi16 km. Barometric pressure is 30 in1016 mb.
Today - Mostly sunny. Hot with highs around 100. Southwest winds around 5 mph. Heat index values up to 108... Full Forecast
Tonight - Mostly clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 70s. South winds 5 to 10 mp.. Full Forecast

Lake Sienna Hourly Weather

24 Hour Forecast Scroll
Sat, Aug 22
3:00 pm
Sat, Aug 22
4:00 pm
Sat, Aug 22
5:00 pm
Sat, Aug 22
6:00 pm
Sat, Aug 22
7:00 pm
Sat, Aug 22
8:00 pm
Sat, Aug 22
9:00 pm
Sat, Aug 22
10:00 pm
Sat, Aug 22
11:00 pm
Sun, Aug 23
Midnight
Sun, Aug 23
1:00 am
Sun, Aug 23
2:00 am
Sun, Aug 23
3:00 am
Sun, Aug 23
4:00 am
Sun, Aug 23
5:00 am
Sun, Aug 23
6:00 am
Sun, Aug 23
7:00 am
Sun, Aug 23
8:00 am
Sun, Aug 23
9:00 am
Sun, Aug 23
10:00 am
Sun, Aug 23
11:00 am
Sun, Aug 23
Noon
Sun, Aug 23
1:00 pm
Sun, Aug 23
2:00 pm
Lake Sienna, TX Hourly Weather - Partly Cloudy - 3:00 PM Lake Sienna, TX Hourly Weather - Partly Cloudy - 4:00 PM Lake Sienna, TX Hourly Weather - Partly Cloudy - 5:00 PM Lake Sienna, TX Hourly Weather - Mostly Cloudy - 6:00 PM Lake Sienna, TX Hourly Weather - Mostly Cloudy - 7:00 PM Lake Sienna, TX Hourly Weather - Mostly Cloudy - 8:00 PM Lake Sienna, TX Hourly Weather - Mostly Cloudy - 9:00 PM Lake Sienna, TX Hourly Weather - Mostly Cloudy - 10:00 PM Lake Sienna, TX Hourly Weather - Mostly Cloudy - 11:00 PM Lake Sienna, TX Hourly Weather - Clear - 12:00 AM Lake Sienna, TX Hourly Weather - Clear - 1:00 AM Lake Sienna, TX Hourly Weather - Clear - 2:00 AM Lake Sienna, TX Hourly Weather - Clear - 3:00 AM Lake Sienna, TX Hourly Weather - Clear - 4:00 AM Lake Sienna, TX Hourly Weather - Clear - 5:00 AM Lake Sienna, TX Hourly Weather - Mostly Clear - 6:00 AM Lake Sienna, TX Hourly Weather - Mostly Clear - 7:00 AM Lake Sienna, TX Hourly Weather - Mostly Clear - 8:00 AM Lake Sienna, TX Hourly Weather - Clear - 9:00 AM Lake Sienna, TX Hourly Weather - Clear - 10:00 AM Lake Sienna, TX Hourly Weather - Clear - 11:00 AM Lake Sienna, TX Hourly Weather - Clear - 12:00 PM Lake Sienna, TX Hourly Weather - Clear - 1:00 PM Lake Sienna, TX Hourly Weather - Clear - 2:00 PM
Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Clear Clear Clear Clear Clear Clear Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear Clear Clear Clear
99°F37°C 99°F37°C 97°F36°C 95°F35°C 93°F34°C 90°F32°C 87°F31°C 84°F29°C 83°F28°C 81°F27°C 80°F27°C 79°F26°C 79°F26°C 78°F26°C 78°F26°C 77°F25°C 77°F25°C 81°F27°C 86°F30°C 90°F32°C 92°F33°C 94°F34°C 96°F36°C 97°F36°C
- - - - - - - - - - - - - - - - - - - - - - - -
7% 7% 7% 7% 7% 7% 7% 7% 7% 7% 7% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 4%
71°F22°C 70°F21°C 70°F21°C 71°F22°C 71°F22°C 72°F22°C 74°F23°C 75°F24°C 75°F24°C 76°F24°C 76°F24°C 76°F24°C 75°F24°C 75°F24°C 75°F24°C 74°F23°C 74°F23°C 75°F24°C 75°F24°C 76°F24°C 74°F23°C 73°F23°C 71°F22°C 71°F22°C
41% 39% 42% 46% 49% 56% 65% 75% 77% 85% 88% 91% 88% 91% 91% 91% 91% 82% 70% 64% 56% 51% 45% 43%
S S S S SSE S S S S SSE SW SW SW SW SW SW SW SW SW SSW SW SW SSE S
7 mph 7 mph 7 mph 9 mph 9 mph 9 mph 8 mph 8 mph 8 mph 5 mph 5 mph 5 mph 2 mph 2 mph 2 mph 1 mph 1 mph 1 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KSGR model statistics.

Trending Headlines

Trending Entertainment Headlines

Lake Sienna Radar Loop

Use the map search tool if you want to place a location marker on the radar map...
Prob Precip % = Probability of Precipitation.

Lake Sienna 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

E-mail the Lake Sienna Weather Forecast

Voice your opinion or tell us about page issues...

Lake Sienna TX Weather - 4:14 pm

What are people saying?

Contact Us