SAN ANTONIO, TX 78221 Weather Forecast & Current Conditions

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78221 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
SAN ANTONIO/STIN, TX Current Weather
6:53 PM CDT OCT 29, 2026
Few Clouds Light Rain 73°F
Feels Like:	73°F
Dewpoint:	68°F
Rel. Hum.:	84%
Visibility:	10 miles
Wind:	E at 8 mph
Pressure:	30.02 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

78221 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	SAN ANTONIO, TX 78221 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Cloudy. A slight chance of showers this evening, then a chance of showers after midnight. Lows in the mid 60s. East winds 5 to 10 mph. Chance of rain 40 percent.

FRIDAY
Cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 70s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

FRIDAY NIGHT
Cloudy with a chance of showers. A slight chance of thunderstorms after midnight. Near steady temperature in the mid 60s. Northeast winds 5 to 10 mph. Chance of rain 50 percent.

SATURDAY
Mostly cloudy with a slight chance of showers in the morning, then partly cloudy in the afternoon. Not as cool with highs in the lower 80s. East winds around 5 mph.

SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.

SUNDAY THROUGH MONDAY
Mostly cloudy. Highs in the mid 80s. Lows in the upper 60s.

MONDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 40 percent.

TUESDAY
Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs around 80. Chance of rain 50 percent.

TUESDAY NIGHT AND WEDNESDAY
Mostly clear. Lows in the upper 50s. Highs in the upper 70s.

WEDNESDAY NIGHT
Clear. Lows in the mid 50s.

THURSDAY
Mostly sunny. Highs in the mid 70s.

78221 WEATHER SATELLITE LOOPS

Visible Weather Satellite
SAN ANTONIO, TX 78221

Infrared Weather Satellite
SAN ANTONIO, TX 78221

78221 WEATHER RADAR LOOP

NEXRAD Weather Radar
SAN ANTONIO, TX 78221

MOS COMPUTER WEATHER FORECAST

SAN ANTONIO/STIN, TX 3 hourly weather forecast

weather forecast created 7:00 AM EST 10/29/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
29 OCT 2026

12 PM

75°

75°

Mostly Cloudy

27%
RAIN
***

0% Thunder
( 14% severe)

E 9

82%

69°

High 78°

3 PM

77°

79°

Mostly Cloudy

E 10

69%

66°

Mostly Cloudy

Chance of Rain

6 PM

76°

78°

Mostly Cloudy

6%

0% Thunder
( 3% severe)

E 9

69%

65°

9 PM

73°

73°

Mostly Cloudy

ESE 8

73%

64°

Friday
30 OCT 2026

12 AM

70°

70°

Mostly Cloudy

23%
RAIN
.1–.25 in

0% Thunder
( 10% severe)

ESE 8

81%

64°

Low 65°

3 AM

68°

68°

Mostly Cloudy

E 10

87%

64°

High 77°

6 AM

67°

67°

Mostly Cloudy

49%
RAIN
***

0% Thunder
( 16% severe)

E 9

87%

63°

Mostly Cloudy

Rain Likely

9 AM

69°

69°

Mostly Cloudy

E 9

87%

65°

12 PM

73°

73°

Mostly Cloudy

52%
RAIN
>2 in

0% Thunder
( 28% severe)

E 10

76%

65°

3 PM

75°

75°

Mostly Cloudy

E 9

74%

66°

6 PM

74°

74°

Mostly Cloudy

17%
RAIN
<.01 in

0% Thunder
( 27% severe)

ENE 8

79%

67°

9 PM

71°

71°

Mostly Cloudy

ENE 7

87%

67°

Saturday
31 OCT 2026

12 AM

70°

70°

Mostly Cloudy

27%
RAIN
>2 in

0% Thunder
( 17% severe)

ENE 5

90%

67°

Low 66°

3 AM

69°

69°

Mostly Cloudy

ENE 6

93%

67°

High 83°

6 AM

68°

68°

Mostly Cloudy

6%

0% Thunder
( 6% severe)

ENE 6

97%

67°

Mostly Cloudy

9 AM

72°

72°

Mostly Cloudy

ENE 5

90%

69°

12 PM

78°

80°

Mostly Cloudy

4%

0% Thunder
( 8% severe)

E 3

74%

69°

3 PM

82°

85°

Partly Cloudy

CALM

63%

68°

6 PM

78°

80°

Partly Cloudy

E 3

74%

69°


SAN ANTONIO/STIN, TX extended weather forecast
Sunday 1 NOV 2026	Monday 2 NOV 2026	Tuesday 3 NOV 2026	Wednesday 4 NOV 2026	Thursday 5 NOV 2026
Low 66°	Low 66°	Low 65°	Low 55°	Low 54°
High 86°	High 88°	High 79°	High 82°	High 79°

Partly Cloudy 10% Rain	Mostly Cloudy 15% Rain	Overcast 49% Rain	Clear 12% Rain	Clear 7% Rain

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