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
2:53 AM CDT JUL 13, 2025
Scattered Clouds 81°F
Feels Like:	86°F
Dewpoint:	73°F
Rel. Hum.:	77%
Visibility:	10 miles
Wind:	SSE at 7 mph
Pressure:	29.99 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

78221 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	SAN ANTONIO, TX 78221 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Mostly cloudy. A chance of showers with a slight chance of thunderstorms this morning, then a chance of showers and thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall this morning. Some thunderstorms may produce heavy rainfall this afternoon. Highs in the lower 90s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent.

TONIGHT
Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy after midnight. Lows in the mid 70s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.

MONDAY
Mostly cloudy in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southeast winds 5 to 10 mph.

MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 70s. Southeast winds 5 to 10 mph.

TUESDAY
Mostly cloudy in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Southeast winds 10 to 15 mph.

TUESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 70s.

WEDNESDAY THROUGH SATURDAY
Partly cloudy. Highs in the mid 90s. Lows 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 8:00 PM EDT 7/12/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
13 JUL 2025

1 AM

80°

84°

Partly Cloudy

12%
RAIN
.01–.1 in

0% Thunder
( 14% severe)

SSE 10

79%

73°

Low 77°

4 AM

78°

80°

Mostly Cloudy

SSE 8

88%

74°

High 96°

7 AM

78°

81°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 16% severe)

SSE 7

91%

75°

Mostly Cloudy

Chance of Rain

10 AM

83°

90°

Mostly Cloudy

S 9

74%

74°

1 PM

90°

98°

Mostly Cloudy

26%
RAIN
<.01 in

0% Thunder
( 33% severe)

S 12

56%

72°

4 PM

92°

98°

Mostly Cloudy

SE 12

49%

70°

7 PM

89°

95°

Mostly Cloudy

26%
RAIN
***

0% Thunder
( 23% severe)

ESE 12

56%

71°

10 PM

81°

85°

Mostly Cloudy

ESE 10

74%

72°

Monday
14 JUL 2025

1 AM

79°

82°

Mostly Cloudy

12%
RAIN
.1–.25 in

0% Thunder
( 5% severe)

SE 8

82%

73°

Low 76°

4 AM

77°

78°

Mostly Cloudy

SE 6

90%

74°

High 96°

7 AM

77°

78°

Mostly Cloudy

2%

0% Thunder
( 7% severe)

SE 5

90%

74°

Mostly Cloudy

10 AM

83°

90°

Mostly Cloudy

SSE 7

74%

74°

1 PM

90°

96°

Mostly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 26% severe)

SSE 9

54%

71°

4 PM

92°

97°

Partly Cloudy

SE 10

47%

69°

7 PM

89°

94°

Mostly Cloudy

4%

0% Thunder
( 14% severe)

ESE 12

54%

70°

10 PM

83°

88°

Partly Cloudy

SE 10

70%

72°


SAN ANTONIO/STIN, TX extended weather forecast
BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE
Low 76°	Low 77°	Low 76°	Low 74°	Low 75°
High 99°	High 99°	High 99°	High 101°	High 99°

Partly Cloudy 18% Rain	Partly Cloudy 15% Rain	Partly Cloudy 14% Rain	Partly Cloudy 12% Rain	Partly Cloudy 13% Rain

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