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Alton, IL

71°F
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Alton

Illinois

71°
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Alton, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center

Today

 Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Sat, May 16

Humid with considerable clouds Hi: 75°

Tonight: A couple of evening showers and a thunderstorm; otherwise, partly cloudy Lo: 65°

Current Weather

5:21 PM

71°F
RealFeel® 74°
Mostly cloudy More Details
RealFeel Shade™ 71°
Wind ESE 4 mph
Wind Gusts 7 mph
Air Quality Fair

Looking Ahead

Thunderstorms, some strong, Monday afternoon through Tuesday evening; storms can bring hail and damaging winds

Alton Weather Radar

Alton Weather Radar
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Clouds
Temperature

Hourly Weather

6 PM 74°
rain drop 34%
7 PM 75°
rain drop 34%
8 PM 74°
rain drop 34%
9 PM 72°
rain drop 34%
10 PM 71°
rain drop 40%
11 PM 70°
rain drop 64%
12 AM 69°
rain drop 49%
1 AM 69°
rain drop 64%
2 AM 68°
rain drop 25%
3 AM 67°
rain drop 20%
4 AM 66°
rain drop 20%
5 AM 66°
rain drop 20%

10-Day Weather Forecast

Today

5/16

75° 65°

Cloudy and humid

Night: A shower and t-storm early
99%

Sun

5/17

90° 70°

Partly sunny; breezy, warmer

Partly cloudy and breezy
5%

Mon

5/18

81° 71°

Windy; an afternoon t-storm

Breezy with a strong t-storm
55%

Tue

5/19

77° 54°

A shower and t-storm; breezy

Cooler; a heavy t-storm early
88%

Wed

5/20

65° 49°

Partly sunny and cooler

Mostly cloudy
25%

Thu

5/21

70° 51°

Pleasant with clouds and sun

Partly cloudy
25%

Fri

5/22

77° 57°

Partly sunny and pleasant

Partly cloudy
6%

Sat

5/23

79° 61°

A couple of showers possible

Partly cloudy
30%

Sun

5/24

80° 63°

Humid with a t-storm possible

Humid; a late-night shower
30%

Mon

5/25

79° 60°

Humid with t-storms possible

A shower in spots late; humid
35%

Sun & Moon

14 hrs 20 mins
Rise 5:47 AM
Set 8:07 PM
New Moon
Rise 5:11 AM
Set 8:33 PM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen High Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander High Data is not supported in this location

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