MAXWELL, TX 78656 Weather Forecast & Current Conditions

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78656 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
SAN MARCOS, TX Current Weather
2:56 PM CDT JUN 18, 2026
Few Clouds Haze 97°F
Feels Like:	119°F
Dewpoint:	81°F
Rel. Hum.:	60%
Visibility:	10 miles
Wind:	SSE at 15 mph
Pressure:	29.68 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

78656 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	MAXWELL, TX 78656 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Mostly sunny. Highs in the upper 90s. South winds 10 to 15 mph. Highest heat index readings up to 118.

TONIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph. Highest heat index readings up to 115 early in the evening.

JUNETEENTH
Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Southeast winds 5 to 10 mph. Chance of rain 30 percent. Highest heat index readings up to 107.

FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph. Chance of rain 40 percent.

SATURDAY
Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers and thunderstorms. Humid with highs in the lower 90s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. Highest heat index readings up to 105.

SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 70s.

SUNDAY
Partly cloudy in the morning, then clearing. Highs in the mid 90s. Highest heat index readings up to 110.

SUNDAY NIGHT
Mostly clear. Lows in the upper 70s.

MONDAY
Partly cloudy in the morning, then clearing. Highs in the mid 90s. Highest heat index readings up to 110.

MONDAY NIGHT
Clear in the evening, then becoming partly cloudy. Lows in the upper 70s.

TUESDAY
Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 90s. Highest heat index readings up to 105.

TUESDAY NIGHT
Mostly clear. Lows in the mid 70s.

WEDNESDAY
Partly cloudy in the morning, then clearing. Highs in the upper 90s.

78656 WEATHER SATELLITE LOOPS

Visible Weather Satellite
MAXWELL, TX 78656

Infrared Weather Satellite
MAXWELL, TX 78656

78656 WEATHER RADAR LOOP

NEXRAD Weather Radar
MAXWELL, TX 78656

MOS COMPUTER WEATHER FORECAST

SAN MARCOS, TX 3 hourly weather forecast

weather forecast created 8:00 AM EDT 6/18/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
18 JUN 2026

1 PM

93°

110°

Partly Cloudy

2%

0% Thunder
( 14% severe)

S 14

64%

79°

High 98°

4 PM

97°

114°

Partly Cloudy

SSE 15

55%

78°

Partly Cloudy

7 PM

95°

111°

Partly Cloudy

8%

0% Thunder
( 21% severe)

SSE 15

58%

78°

10 PM

85°

96°

Partly Cloudy

SE 13

77%

77°

Friday
19 JUN 2026

1 AM

82°

89°

Mostly Cloudy

8%

0% Thunder
( 14% severe)

SE 12

82%

76°

Low 79°

4 AM

81°

87°

Mostly Cloudy

SE 10

85%

76°

High 94°

7 AM

80°

85°

Mostly Cloudy

8%

0% Thunder
( 24% severe)

ESE 8

88%

76°

Mostly Cloudy

Chance of Rain

10 AM

84°

94°

Mostly Cloudy

ESE 10

80%

77°

1 PM

90°

102°

Mostly Cloudy

32%
RAIN
1–2 in

0% Thunder
( 37% severe)

E 12

64%

76°

4 PM

93°

106°

Mostly Cloudy

SE 13

58%

76°

7 PM

89°

101°

Mostly Cloudy

37%
RAIN
.5–1 in

0% Thunder
( 33% severe)

SE 14

66%

76°

10 PM

82°

89°

Partly Cloudy

SE 10

79%

75°

Saturday
20 JUN 2026

1 AM

79°

83°

Mostly Cloudy

32%
RAIN
.25–.5 in

0% Thunder
( 14% severe)

SSE 9

88%

75°

Low 77°

4 AM

79°

83°

Mostly Cloudy

SSE 8

88%

75°

High 91°

7 AM

78°

81°

Mostly Cloudy

29%
RAIN
.01–.1 in

0% Thunder
( 17% severe)

SSE 8

91%

75°

Mostly Cloudy

Chance of Rain

10 AM

82°

89°

Mostly Cloudy

SSE 10

82%

76°

1 PM

88°

98°

Mostly Cloudy

44%
RAIN
.25–.5 in

0% Thunder
( 33% severe)

SSE 13

66%

75°

4 PM

90°

102°

Mostly Cloudy

SSE 12

64%

76°

7 PM

87°

98°

Mostly Cloudy

SE 12

70%

76°


SAN MARCOS, TX extended weather forecast
Sunday 21 JUN 2026	Monday 22 JUN 2026	Tuesday 23 JUN 2026	Wednesday 24 JUN 2026	Thursday 25 JUN 2026
Low 77°	Low 77°	Low 76°	Low 72°	Low 72°
High 96°	High 96°	High 94°	High 94°	High 96°

Mostly Cloudy 19% Rain	Partly Cloudy 8% Rain	Partly Cloudy 9% Rain	Partly Cloudy 16% Rain	Partly Cloudy 15% Rain

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