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United States, North America
San Antonio is located in the United States with varying weather patterns throughout the year. Plan your visit to San Antoniowith our accurate weather forecasts, including hourly updates, 7-day predictions, and real-time conditions. Whether you're a local or visitor, stay prepared for whatever weather the United States brings.
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United States, United States of America
Tuesday, 14 July 2026 at 21:13
Partly cloudy
Feels like 31°C
Humidity
90%
Wind
16.6 km/h E
Visibility
16 km
Pressure
1015 mb
FFWEWX The National Weather Service in Austin/San Antonio has issued a * Flash Flood Warning for... Northwestern Bexar County in south central Texas... West Central Comal County in south central Texas... Southeastern Kendall County in south central Texas... * Until 1115 PM CDT. * At 620 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 2 to 4 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... San Antonio, Boerne, San Antonio Int Airport, Canyon Lake, Leon Valley, Helotes, Fair Oaks Ranch, Bulverde, Shavano Park, Hollywood Park, Cross Mountain, The Dominion, Leon Springs, Timberwood Park, Bergheim, Kreutzberg, Guadalupe River State Park, Walnut Grove, Spring Branch and Nelson City.
29°/ 23°
Patchy rain nearby
Updated nowRain Chance
89%
Humidity
91%
Max Wind
18 km/h
Avg Temp
26°C
Sunrise
06:43 AM
Sunset
08:35 PM
06:00 am
24°
07:00 am
24°
08:00 am
23°
09:00 am
23°
10:00 am
24°
11:00 am
26°
12:00 pm
29°
01:00 pm
26°
02:00 pm
27°
03:00 pm
29°
04:00 pm
29°
05:00 pm
29°
06:00 pm
27°
07:00 pm
26°
08:00 pm
25°
09:00 pm
27°
10:00 pm
25°
11:00 pm
26°
12:00 am
26°
01:00 am
25°
02:00 am
25°
03:00 am
25°
04:00 am
24°
05:00 am
24°
Today
Wed, 15 Jul
UV Index
0 Low
Precipitation
0 mm
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
...The Flood Warning continues for the following rivers in Texas... Medina River At Hwy 281 affecting Bexar County. * WHAT...Minor flooding is forecast. * WHERE...Medina River at Hwy 281. * WHEN...From Wednesday evening to Friday morning. * IMPACTS...At 24.0 feet, Moderate lowland flooding floods secondary roads and bridges making them dangerous to traffic. * ADDITIONAL DETAILS... - At 2:15 PM CDT Tuesday the stage was 4.2 feet. - Bankfull stage is 16.0 feet. - Forecast...The river will rise to 8.8 feet late tonight. It will then fall to 7.9 feet early tomorrow afternoon. It will rise above flood stage late tomorrow evening to 23.5 feet Thursday morning. It will then fall below flood stage Thursday evening. - Flood stage is 20.0 feet. - Flood History...This crest compares to a previous crest of 23.8 feet on 05/06/1993. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued Wednesday morning by 915 AM CDT.
...The National Weather Service in Austin/San Antonio TX has issued a Flood Warning for the following rivers in Texas... Medina River At Hwy 281 affecting Bexar County. * WHAT...Minor flooding is forecast. * WHERE...Medina River at Hwy 281. * WHEN...From Wednesday evening to Friday morning. * IMPACTS...At 24.0 feet, Moderate lowland flooding floods secondary roads and bridges making them dangerous to traffic. * ADDITIONAL DETAILS... - At 1:15 PM CDT Tuesday the stage was 4.1 feet. - Bankfull stage is 16.0 feet. - Forecast...The river will rise to 8.8 feet late tonight. It will then fall to 7.9 feet early tomorrow afternoon. It will rise above flood stage late tomorrow evening to 23.5 feet Thursday morning. It will then fall below flood stage Thursday evening. - Flood stage is 20.0 feet. - Flood History...This crest compares to a previous crest of 23.8 feet on 05/06/1993. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued Wednesday morning by 815 AM CDT.
* WHAT...Flooding and flash flooding caused by excessive rainfall continues to be possible. * WHERE...Guadalupe County. * WHEN...Through Thursday evening. * IMPACTS...There is a potential for life threatening flooding somewhere in the watch area. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. Extensive street flooding and flooding of creeks and rivers are possible. * ADDITIONAL DETAILS... - Intense rainfall rates and compounding effects from multiple rounds of storms will result in a dangerous flash flooding threat through Thursday. Storm totals of 2 to 6 inches are possible over the Flood Watch area. - 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.
Thu, 16 Jul
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Sun, 26 Jul
Mon, 27 Jul
Sun
Sunrise
06:43 AM
Sunset
08:35 PM
Moon
Moonrise
06:28 AM
Moonset
09:02 PM
Moon Phase
New Moon
Illumination
1%
Moderate
Acceptable air quality
PM2.5
25.2 μg/m³
PM10
38.9 μg/m³
Ozone (O₃)
55.0 μg/m³
NO₂
7.4 μg/m³
SO₂
1.1 μg/m³
CO
124.0 μg/m³
