MAXWELL, TX 78656 Weather Forecast & Current Conditions

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SAN MARCOS, TX
Current Weather

7:56 AM CDT AUG 19, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 73°F
Rel. Hum.: 94%
Visibility: 10 miles
Wind: S at 5 mph
Pressure: 30.04 inches
Last 72 hours

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MAXWELL, TX 78656
Weather Forecast

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Snow Depth pages
TODAY
Mostly sunny. Hot with highs around 102. South winds 5 to 10 mph.
TONIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 10 to 15 mph.
THURSDAY
Partly cloudy in the morning, then clearing. Hot with highs around 103. South winds 5 to 10 mph.
THURSDAY NIGHT
Clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph. Highest heat index readings up to 105 early in the evening.
FRIDAY
Mostly sunny. Hot with highs around 103. South winds around 5 mph.
FRIDAY NIGHT THROUGH SUNDAY
Mostly clear. Hot. Lows in the upper 70s. Highs 100 to 105. Highest heat index readings up to 110.
SUNDAY NIGHT
Clear. Lows in the upper 70s. Highest heat index readings up to 105 early in the evening.
MONDAY
Partly cloudy in the morning, then clearing. Hot with highs 100 to 105.
MONDAY NIGHT
Clear. Lows in the upper 70s.
TUESDAY
Partly cloudy in the morning, then clearing. Hot with highs around 100.

Visible Weather Satellite
MAXWELL, TX 78656
Infrared Weather Satellite
MAXWELL, TX 78656
NEXRAD Weather Radar
MAXWELL, TX 78656

SAN MARCOS, TX 3 hourly weather forecast

weather forecast created  8:00 PM EDT  8/18/2026
Wednesday
19 AUG 2026
MAXWELL, TX 78656 weather forecast Day 1, 0 hours 1 AM 82° 86° Partly Cloudy 0%

0% Thunder
( 1% severe)
S   10 67% 70°
Low 76° MAXWELL, TX 78656 weather forecast Day 1, 3 hours 4 AM 79° 82° Mostly Cloudy SSW   9 77% 71°
High 101° MAXWELL, TX 78656 weather forecast Day 1, 6 hours 7 AM 77° 78° Mostly Cloudy 0%

0% Thunder
( 1% severe)
SSW   8 85% 72°

Partly Cloudy



MAXWELL, TX 78656 weather forecast Day 1, 9 hours 10 AM 86° 91° Partly Cloudy SSW   10 59% 70°
MAXWELL, TX 78656 weather forecast Day 1, 12 hours 1 PM 96° 100° Clear 0%

0% Thunder
( 7% severe)
SSW   12 39% 67°
MAXWELL, TX 78656 weather forecast Day 1, 15 hours 4 PM 101° 105° Partly Cloudy S   10 31% 65°
MAXWELL, TX 78656 weather forecast Day 1, 18 hours 7 PM 99° 101° Partly Cloudy 0%

0% Thunder
( 2% severe)
S   9 31% 63°
MAXWELL, TX 78656 weather forecast Day 1, 21 hours 10 PM 86° 90° Partly Cloudy S   14 57% 69°
Thursday
20 AUG 2026
MAXWELL, TX 78656 weather forecast Day 2, 0 hours 1 AM 81° 85° Partly Cloudy 0%

0% Thunder
( 1% severe)
S   10 74% 72°
Low 76° MAXWELL, TX 78656 weather forecast Day 2, 3 hours 4 AM 78° 80° Mostly Cloudy S   9 85% 73°
High 102° MAXWELL, TX 78656 weather forecast Day 2, 6 hours 7 AM 77° 78° Mostly Cloudy 0%

0% Thunder
( 2% severe)
S   8 87% 73°

Partly Cloudy



MAXWELL, TX 78656 weather forecast Day 2, 9 hours 10 AM 85° 93° Partly Cloudy SSW   9 70% 74°
MAXWELL, TX 78656 weather forecast Day 2, 12 hours 1 PM 96° 104° Partly Cloudy 0%

0% Thunder
( 10% severe)
S   8 45% 71°
MAXWELL, TX 78656 weather forecast Day 2, 15 hours 4 PM 101° 105° Partly Cloudy S   7 32% 66°
MAXWELL, TX 78656 weather forecast Day 2, 18 hours 7 PM 100° 104° Clear 0%

0% Thunder
( 4% severe)
SSE   8 32% 65°
MAXWELL, TX 78656 weather forecast Day 2, 21 hours 10 PM 88° 93° Clear S   12 55% 70°

SAN MARCOS, TX extended weather forecast

Friday
21 AUG 2026
Saturday
22 AUG 2026
Sunday
23 AUG 2026
Monday
24 AUG 2026
Tuesday
25 AUG 2026
Low 74° Low 75° Low 73° Low 72° Low 74°
High 104° High 103° High 103° High 102° High 101°
MAXWELL, TX 78656 weather forecast Day 3 MAXWELL, TX 78656 weather forecast Day 4 MAXWELL, TX 78656 weather forecast Day 5 MAXWELL, TX 78656 weather forecast Day 6 MAXWELL, TX 78656 weather forecast Day 7
Clear
7% Rain
Partly Cloudy
15% Rain
Clear
9% Rain
Clear
6% Rain
Clear
7% Rain
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