UNDERSTAND THE ALERTWeather warning levels, explained
Understand severity, certainty and urgency before the weather changes.
Read the guideUNITED STATES / TEXAS
San Antonio Weather Today
Hourly forecast, 10-day outlook, radar, and official alerts for San Antonio.
Official U.S. warnings from the National Weather Service. View coverage
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0 warning areas mapped · 0 in list
SEVERITYExtremeSevereModerateMinorUnknown
U.S. composite radar from the Iowa Environmental Mesonet, based on National Weather Service radar. Colors show precipitation returns, not warning severity, and can be delayed.
No active warnings in this view
No active official warnings are currently available from the connected providers for this selection.
Check source coverageToday at a glance
Feels like73°
Humidity32%
Wind gusts4 mph
Wind direction79°
Precipitation0.00 in
Pressure996 hPa
Cloud cover0%
UV maximum6
Sunrise07:39
Sunset18:57
Hourly forecast
Local time · America/Chicago20:0076°0%3 mph
21:0073°0%5 mph
22:0070°0%4 mph
23:0068°0%1 mph
00:0067°0%4 mph
01:0066°0%4 mph
02:0065°0%4 mph
03:0064°0%4 mph
04:0063°0%4 mph
05:0063°0%4 mph
06:0062°1%4 mph
07:0062°0%4 mph
08:0062°0%4 mph
09:0067°1%5 mph
10:0073°0%4 mph
11:0077°1%5 mph
12:0080°1%6 mph
13:0082°1%6 mph
14:0084°1%6 mph
15:0084°1%7 mph
16:0084°1%8 mph
17:0084°0%7 mph
18:0082°0%6 mph
19:0078°0%5 mph
10-day forecast
| Day | Conditions | Low / High | Rain chance | Max UV |
|---|---|---|---|---|
| Today | Clear sky | 55°85° | 0% | 6 |
| Thu 22 Oct | Overcast | 62°84° | 1% | 6 |
| Fri 23 Oct | Overcast | 59°84° | 0% | 6 |
| Sat 24 Oct | Overcast | 64°86° | 5% | 6 |
| Sun 25 Oct | Overcast | 64°82° | 1% | 6 |
| Mon 26 Oct | Drizzle | 62°81° | 10% | 4 |
| Tue 27 Oct | Drizzle | 65°84° | 35% | 5 |
| Wed 28 Oct | Overcast | 70°85° | 8% | 6 |
| Thu 29 Oct | Overcast | 66°85° | 17% | 6 |
| Fri 30 Oct | Overcast | 64°80° | 24% | 3 |
AIR QUALITY
More than the temperature
Latest available modeled air-quality conditions. Local measurements may differ.
Nearby forecast locations
Be ready for changing weather
Questions about San Antonio weather
What is the weather in San Antonio today?
The current conditions and the rest of today’s hours on this page are model forecasts for San Antonio, Texas. They are not a measurement at every address in the city.
Does San Antonio have an hourly and 10-day forecast?
Yes. This page lists the next 24 hours and a 10-day outlook with highs, lows, and rain chances in America/Chicago.
Are official weather alerts shown?
U.S. pages include National Weather Service warnings for this point when the feed is available. A missing alert is not an all-clear.
Also see the weather radar, hourly weather, and 10-day forecast. Local timezone: America/Chicago. Place information: GeoNames via Open-Meteo. Forecasts are model estimates, not direct measurements at your address. How our weather information works.