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Severe weather outbreak to peak Friday with tornadoes. Click for the forecast. Chevron right

Alton, ID

28°F
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Alton

Idaho

28°
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Alton, ID Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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WinterCast

An inch or two

Thu, 4/16, 9:00 AM - Fri, 4/17, 2:00 AM

Snow

2 PM

32°
RealFeel® 20°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 46%
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Snow

RealFeel Shade™17°

WindNW 15 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts24 mph

Humidity59%

Indoor Humidity30% (Dry)

Dew Point20° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Snow0.24 in

Visibility3 mi

Cloud Ceiling6300 ft

3 PM

33°
RealFeel® 22°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 42%
Chevron down
Cloudy

RealFeel Shade™20°

WindNW 15 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts23 mph

Humidity54%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling7100 ft

4 PM

34°
RealFeel® 22°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 42%
Chevron down
Cloudy

RealFeel Shade™20°

WindWNW 16 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts23 mph

Humidity49%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling8700 ft

5 PM

35°
RealFeel® 22°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™22°

WindWNW 16 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts23 mph

Humidity44%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling10300 ft

6 PM

34°
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 65%
Chevron down
Snow

RealFeel Shade™18°

WindWNW 16 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts22 mph

Humidity43%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Snow0.24 in

Visibility3 mi

Cloud Ceiling7000 ft

7 PM

32°
RealFeel® 17°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 63%
Chevron down
Snow

RealFeel Shade™17°

WindWNW 15 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts18 mph

Humidity43%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Snow0.24 in

Visibility3 mi

Cloud Ceiling7000 ft

8 PM

30°
RealFeel® 17°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 52%
Chevron down
Flurries

RealFeel Shade™17°

WindWNW 12 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts14 mph

Humidity43%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Snowtrace

Visibility10 mi

Cloud Ceiling7000 ft

9 PM

28°
RealFeel® 17°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 52%
Chevron down
Flurries

WindWNW 10 mph

Air QualityFair

Wind Gusts13 mph

Humidity44%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Snowtrace

Visibility10 mi

Cloud Ceiling7000 ft

10 PM

25°
RealFeel® 14°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 48%
Chevron down
Mostly cloudy

WindWNW 10 mph

Air QualityFair

Wind Gusts13 mph

Humidity53%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling14700 ft

11 PM

25°
RealFeel® 15°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 38%
Chevron down
Mostly cloudy

WindWNW 10 mph

Air QualityFair

Wind Gusts13 mph

Humidity58%

Indoor Humidity26% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling14700 ft

Hourly Weather Forecast for Alton

AccuWeather's hourly forecast for Alton provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 32° with a RealFeel® of 20°, snow with a 46% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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