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 PM CST FEB 15, 2026
Clear 75°F
Feels Like:	75°F
Dewpoint:	48°F
Rel. Hum.:	38%
Visibility:	10 miles
Wind:	NNW at 7 mph
Pressure:	29.99 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 2025 Hurricanes	SAN ANTONIO, TX 78221 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Sunny. Highs in the upper 70s. North winds 10 to 15 mph with gusts up to 25 mph.

TONIGHT
Mostly clear. Lows in the upper 40s. North winds 5 to 10 mph.

WASHINGTONS BIRTHDAY
Partly cloudy in the morning, then becoming sunny. Highs in the upper 70s. East winds around 5 mph, becoming south around 5 mph in the afternoon.

MONDAY NIGHT
Clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Southeast winds around 5 mph.

TUESDAY
Partly cloudy in the morning, then clearing. Highs in the lower 80s. South winds 10 to 15 mph.

TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
Partly cloudy. Lows around 60. Highs in the lower 80s.

THURSDAY
Cloudy in the morning, then becoming partly cloudy. Highs in the mid 80s.

THURSDAY NIGHT AND FRIDAY
Partly cloudy. Lows in the lower 60s. Highs in the lower 80s.

FRIDAY NIGHT AND SATURDAY
Partly cloudy. Lows in the mid 50s. Highs in the upper 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 2/15/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

TIME
CST

TEMP
(deg. F)

FEELS
LIKE

CLOUD
COVER

PRECIP
PROB.

THUNDER
PROB.

WIND
dir./mph

REL
HUM

DEWPT
(deg. F)

Sunday
15 FEB 2026

12 PM

71°

Clear

0% Thunder
( 0% severe)

N 12

47%

50°

High 76°

3 PM

75°

Clear

N 10

40%

49°

Clear

6 PM

73°

Clear

0% Thunder
( 0% severe)

N 7

43%

49°

9 PM

64°

65°

Clear

NNE 3

60%

50°

Monday
16 FEB 2026

12 AM

57°

58°

Clear

0% Thunder
( 0% severe)

NNE 1

77%

50°

Low 49°

3 AM

53°

Partly Cloudy

NNE 1

83%

48°

High 79°

6 AM

51°

Partly Cloudy

0% Thunder
( 0% severe)

NNE 1

86%

47°

Partly Cloudy

9 AM

57°

58°

Partly Cloudy

E 1

77%

50°

12 PM

68°

Partly Cloudy

0% Thunder
( 0% severe)

SE 5

54%

51°

3 PM

76°

78°

Clear

SSE 6

37%

48°

6 PM

75°

Clear

0% Thunder
( 0% severe)

SE 6

37%

47°

9 PM

65°

Clear

SE 6

56%

49°

Tuesday
17 FEB 2026

12 AM

59°

58°

Clear

0% Thunder
( 0% severe)

SSE 6

80%

53°

Low 54°

3 AM

56°

Partly Cloudy

SSE 3

93%

54°

High 83°

6 AM

56°

Partly Cloudy

0% Thunder
( 0% severe)

S 3

93%

54°

Partly Cloudy

9 AM

60°

59°

Mostly Cloudy

S 7

87%

56°

12 PM

72°

Partly Cloudy

0% Thunder
( 0% severe)

S 10

59%

57°

3 PM

81°

Clear

S 12

42%

56°

6 PM

80°

Partly Cloudy

SSE 10

44%

56°


SAN ANTONIO/STIN, TX extended weather forecast
Wednesday 18 FEB 2026	Thursday 19 FEB 2026	Friday 20 FEB 2026	Saturday 21 FEB 2026	Sunday 22 FEB 2026
Low 56°	Low 60°	Low 61°	Low 57°	Low 53°
High 79°	High 81°	High 82°	High 75°	High 72°

Partly Cloudy 4% Rain	Partly Cloudy 15% Rain	Partly Cloudy 17% Rain	Mostly Cloudy 36% Rain	Partly Cloudy 21% Rain

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SAN ANTONIO, TX 78221 Weather Forecast & Current Conditions

SAN ANTONIO/STIN, TX Current Weather

SAN ANTONIO, TX 78221 Weather Forecast

SAN ANTONIO/STIN, TX 3 hourly weather forecast

SAN ANTONIO/STIN, TX extended weather forecast

SAN ANTONIO/STIN, TX
Current Weather

SAN ANTONIO, TX 78221
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