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Tropical Storm Humberto may soon be joined by Imelda, posing a US threat. Get the forecast. Chevron right

Alton, TX

81°F
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Alton

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Alton, TX Weather
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Today

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 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

12 AM

78°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 20%
Chevron down
Partly cloudy

WindS 4 mph

Air QualityFair

Wind Gusts6 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

1 AM

78°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 13%
Chevron down
Partly cloudy

WindWSW 4 mph

Air QualityFair

Wind Gusts6 mph

Humidity92%

Indoor Humidity92% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

2 AM

77°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity93%

Indoor Humidity93% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

3 AM

76°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindSW 4 mph

Air QualityFair

Wind Gusts6 mph

Humidity96%

Indoor Humidity95% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

75°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindSW 4 mph

Air QualityFair

Wind Gusts6 mph

Humidity98%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

75°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 4 mph

Air QualityFair

Wind Gusts6 mph

Humidity98%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

75°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindNNW 4 mph

Air QualityFair

Wind Gusts6 mph

Humidity98%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

73°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindNNE 4 mph

Air QualityFair

Wind Gusts7 mph

Humidity100%

Indoor Humidity95% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

75°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™81°

WindNNE 5 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts8 mph

Humidity95%

Indoor Humidity95% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

78°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™85°

WindNNE 5 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts10 mph

Humidity88%

Indoor Humidity88% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

82°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™89°

WindNNE 6 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts12 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

86°
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™91°

WindNE 7 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts12 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

88°
RealFeel® 100°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™92°

WindNE 7 mph

Air QualityFair

Max UV Index7.0 (High)

Wind Gusts13 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

91°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™93°

WindENE 8 mph

Air QualityFair

Max UV Index7.9 (Very High)

Wind Gusts14 mph

Humidity49%

Indoor Humidity49% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover18%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

94°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™94°

WindENE 8 mph

Air QualityFair

Max UV Index7.0 (High)

Wind Gusts15 mph

Humidity43%

Indoor Humidity43% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

95°
RealFeel® 100°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™95°

WindENE 9 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts15 mph

Humidity39%

Indoor Humidity39% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover16%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

97°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™95°

WindENE 9 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts15 mph

Humidity36%

Indoor Humidity36% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover16%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

94°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™93°

WindE 10 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts15 mph

Humidity38%

Indoor Humidity38% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover19%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

92°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™91°

WindE 12 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts16 mph

Humidity42%

Indoor Humidity42% (Humid)

Dew Point66° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

89°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™89°

WindE 12 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts16 mph

Humidity49%

Indoor Humidity49% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

86°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindESE 10 mph

Wind Gusts16 mph

Humidity57%

Indoor Humidity57% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

84°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindESE 9 mph

Wind Gusts17 mph

Humidity66%

Indoor Humidity66% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

81°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindESE 8 mph

Wind Gusts20 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

79°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSE 8 mph

Wind Gusts16 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

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