10-Day Weather Forecast for Fort Sam Houston, Texas 78234 - The Weather Channel | weather.com
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10 Day Weather-

As of 12:33 am CDT

Tonight

Cloudy Cloudy
--/71°
Rain drop 6%
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Night

71°
Cloudy
Rain drop
6%
SSE 15 mph

Cloudy skies. Low 71F. Winds SSE at 10 to 20 mph.

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  • Humidity
    Humidity83%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:44 pm
  • Moonset
    Moonset7:27 am
  • Moon Phase - Day 15 Full Moon

Fri 03

Cloudy Cloudy
86°/71°
Rain drop 10%
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Day

86°
Cloudy
Rain drop
10%
SE 19 mph

Cloudy skies. High 86F. Winds SE at 15 to 25 mph.

  • Humidity
    Humidity65%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:20 am
  • Sunset
    Sunset7:53 pm

Night

71°
Thunderstorms
Rain drop
69%
SE 18 mph

Cloudy skies early followed by thunderstorms late. Low 71F. Winds SE at 15 to 25 mph. Chance of rain 70%.

  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:41 pm
  • Moonset
    Moonset7:57 am
  • Moon Phase - Day 16 Waning Gibbous

Sat 04

Thunderstorms Thunderstorms
73°/57°
Rain drop 83%
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Day

73°
Thunderstorms
Rain drop
83%
E 17 mph

Rain showers in the morning with numerous thunderstorms developing in the afternoon. Storms may contain strong gusty winds. High 73F. Winds SE at 5 to 10 mph, becoming NNE and increasing to 15 to 25 mph. Chance of rain 80%.

  • Humidity
    Humidity81%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:19 am
  • Sunset
    Sunset7:54 pm

Night

57°
Cloudy
Rain drop
24%
NNE 18 mph

Cloudy. Low 57F. Winds NNE at 15 to 25 mph.

  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:40 pm
  • Moonset
    Moonset8:30 am
  • Moon Phase - Day 17 Waning Gibbous

Sun 05

Cloudy Cloudy
68°/53°
Rain drop 24%
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Day

68°
Cloudy
Rain drop
24%
NE 15 mph

Cloudy. High 68F. Winds NE at 10 to 20 mph.

  • Humidity
    Humidity50%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:18 am
  • Sunset
    Sunset7:54 pm

Night

53°
Scattered Showers Night
Rain drop
46%
NNE 11 mph

Cloudy with occasional showers late at night. Low 53F. Winds NNE at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity59%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:37 pm
  • Moonset
    Moonset9:06 am
  • Moon Phase - Day 18 Waning Gibbous

Mon 06

Scattered Showers Day AM Showers
75°/51°
Rain drop 36%
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Day

75°
Scattered Showers Day
Rain drop
36%
NE 10 mph

Showers in the morning, then partly cloudy in the afternoon. High around 75F. Winds NE at 5 to 10 mph. Chance of rain 40%.

  • Humidity
    Humidity48%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise7:17 am
  • Sunset
    Sunset7:55 pm

Night

51°
Partly Cloudy Night
Rain drop
11%
ENE 9 mph

Partly cloudy early with increasing clouds overnight. Low 51F. Winds ENE at 5 to 10 mph.

  • Humidity
    Humidity58%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise--
  • Moonset
    Moonset9:47 am
  • Moon Phase - Day 19 Waning Gibbous

Tue 07

Cloudy Cloudy
75°/56°
Rain drop 12%
Add

Day

75°
Cloudy
Rain drop
12%
E 9 mph

Overcast. High around 75F. Winds E at 5 to 10 mph.

  • Humidity
    Humidity46%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:16 am
  • Sunset
    Sunset7:55 pm

Night

56°
Mostly Cloudy Night
Rain drop
10%
ESE 9 mph

Considerable cloudiness. Low 56F. Winds ESE at 5 to 10 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:34 am
  • Moonset
    Moonset10:34 am
  • Moon Phase - Day 20 Waning Gibbous

Wed 08

Mostly Cloudy Day Mostly Cloudy
76°/63°
Rain drop 10%
Add

Day

76°
Mostly Cloudy Day
Rain drop
10%
ESE 11 mph

Partly cloudy skies in the morning will give way to cloudy skies during the afternoon. High 76F. Winds ESE at 10 to 15 mph.

  • Humidity
    Humidity62%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:14 am
  • Sunset
    Sunset7:56 pm

Night

63°
Scattered Showers Night
Rain drop
38%
SE 12 mph

Cloudy skies early with showers later at night. Low 63F. Winds SE at 10 to 15 mph. Chance of rain 40%.

  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise1:26 am
  • Moonset
    Moonset11:25 am
  • Moon Phase - Day 21 Waning Gibbous

Thu 09

Scattered Thunderstorms Scattered Thunderstorms
79°/67°
Rain drop 44%
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Day

79°
Scattered Thunderstorms
Rain drop
44%
SE 13 mph

Rain showers in the morning with scattered thunderstorms arriving in the afternoon. High 79F. Winds SE at 10 to 15 mph. Chance of rain 40%.

  • Humidity
    Humidity71%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:13 am
  • Sunset
    Sunset7:57 pm

Night

67°
Showers
Rain drop
50%
SE 14 mph

Occasional showers with a thunderstorm possible. Low 67F. Winds SE at 10 to 20 mph. Chance of rain 50%.

  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise2:16 am
  • Moonset
    Moonset12:21 pm
  • Moon Phase - Day 21 Waning Gibbous

Fri 10

Scattered Thunderstorms Scattered Thunderstorms
80°/68°
Rain drop 57%
Add

Day

80°
Scattered Thunderstorms
Rain drop
57%
SE 12 mph

Variable clouds with scattered thunderstorms. High near 80F. Winds SE at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity71%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:12 am
  • Sunset
    Sunset7:57 pm

Night

68°
Scattered Thunderstorms Night
Rain drop
59%
SE 13 mph

Scattered thunderstorms. Low 68F. Winds SE at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:00 am
  • Moonset
    Moonset1:18 pm
  • Moon Phase - Day 22 Last Quarter

Sat 11

Scattered Thunderstorms Scattered Thunderstorms
82°/68°
Rain drop 59%
Add

Day

82°
Scattered Thunderstorms
Rain drop
59%
SSE 12 mph

Scattered showers and thunderstorms. High 82F. Winds SSE at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity73%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:11 am
  • Sunset
    Sunset7:58 pm

Night

68°
Scattered Thunderstorms Night
Rain drop
59%
SE 13 mph

Scattered thunderstorms. Low 68F. Winds SE at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity80%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:39 am
  • Moonset
    Moonset2:18 pm
  • Moon Phase - Day 23 Waning Crescent

Sun 12

Scattered Thunderstorms Scattered Thunderstorms
81°/63°
Rain drop 59%
Add

Day

81°
Scattered Thunderstorms
Rain drop
59%
SE 10 mph

Variable clouds with scattered thunderstorms. High 81F. Winds SE at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity72%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:10 am
  • Sunset
    Sunset7:58 pm

Night

63°
Scattered Thunderstorms Night
Rain drop
59%
ESE 12 mph

Scattered thunderstorms. Low 63F. Winds ESE at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity84%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:14 am
  • Moonset
    Moonset3:18 pm
  • Moon Phase - Day 24 Waning Crescent

Mon 13

Scattered Thunderstorms Scattered Thunderstorms
83°/62°
Rain drop 50%
Add

Day

83°
Scattered Thunderstorms
Rain drop
50%
SE 11 mph

Scattered thunderstorms. High 83F. Winds SE at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity74%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise7:09 am
  • Sunset
    Sunset7:59 pm

Night

62°
Scattered Thunderstorms Night
Rain drop
50%
SE 12 mph

Scattered thunderstorms in the evening, then variable clouds overnight with more showers at times. Low 62F. Winds SE at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity81%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:47 am
  • Moonset
    Moonset4:18 pm
  • Moon Phase - Day 25 Waning Crescent

Tue 14

Scattered Thunderstorms Scattered Thunderstorms
82°/63°
Rain drop 47%
Add

Day

82°
Scattered Thunderstorms
Rain drop
47%
SE 11 mph

Scattered thunderstorms. High 82F. Winds SE at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity73%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise7:08 am
  • Sunset
    Sunset8:00 pm

Night

63°
Scattered Thunderstorms Night
Rain drop
54%
ESE 12 mph

Variable clouds with showers and scattered thunderstorms. Storms more numerous during the evening. Low 63F. Winds ESE at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:17 am
  • Moonset
    Moonset5:19 pm
  • Moon Phase - Day 26 Waning Crescent

Wed 15

Scattered Thunderstorms Scattered Thunderstorms
83°/65°
Rain drop 55%
Add

Day

83°
Scattered Thunderstorms
Rain drop
55%
SE 10 mph

Scattered thunderstorms, especially in the morning. High 83F. Winds SE at 5 to 10 mph. Chance of rain 60%.

  • Humidity
    Humidity70%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise7:07 am
  • Sunset
    Sunset8:00 pm

Night

65°
Showers
Rain drop
52%
ESE 11 mph

Cloudy with occasional showers. Low near 65F. Winds ESE at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity74%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:48 am
  • Moonset
    Moonset6:23 pm
  • Moon Phase - Day 27 Waning Crescent

Thu 16

Scattered Thunderstorms Scattered Thunderstorms
85°/65°
Rain drop 59%
Add

Day

85°
Scattered Thunderstorms
Rain drop
59%
SE 9 mph

Mixed clouds and sun with scattered thunderstorms. High around 85F. Winds SE at 5 to 10 mph. Chance of rain 60%.

  • Humidity
    Humidity64%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise7:06 am
  • Sunset
    Sunset8:01 pm

Night

65°
Scattered Thunderstorms Night
Rain drop
48%
ESE 10 mph

Scattered thunderstorms in the evening, then variable clouds overnight with more showers at times. Low around 65F. Winds ESE at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity73%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:20 am
  • Moonset
    Moonset7:29 pm
  • Moon Phase - Day 28 Waning Crescent
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