• Today

    Jul 29

    80°Lo 60°

    A p.m. t-storm in spots

    Excellent for travel
    • Rain
      0.30 in
    • Wind
      Speed
      5 mph
    • T-storms
      46%
    more
  • Sat

    Jul 30

    83°Lo 61°

    Partly sunny

    Excellent for travel
    • Rain
      0.01 in
    • Wind
      Speed
      4 mph
    • T-storms
      3%
    more
  • Sun

    Jul 31

    75°Lo 64°

    Mostly cloudy with a shower

    Excellent for travel
    • Rain
      0.48 in
    • Wind
      Speed
      5 mph
    • T-storms
      20%
    more
  • Mon

    Aug 1

    69°Lo 58°

    Partly sunny

    Excellent for travel
    • Rain
      0 in
    • Wind
      Speed
      6 mph
    • T-storms
      6%
  • Tue

    Aug 2

    77°Lo 59°

    Intervals of clouds and sun

    Excellent for travel
    • Rain
      0 in
    • Wind
      Speed
      6 mph
    • T-storms
      14%
    more
Next Previous
Hi 69° RealFeel® 75° Precipitation 25%

Day

N

E

S

W

  • NE 6 mph
  • Gusts: 8 mph

Partly sunny

  • Max UV Index: 6 (High)
  • Thunderstorms: 6%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 58° RealFeel® 58° Precipitation 25%

Night

N

E

S

W

  • NE 5 mph
  • Gusts: 7 mph

Low clouds

  • Max UV Index: N/A
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2015
High 69° 82° N/A 82°
Low 58° 61° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:35 AM with 14:31 of sunlight, then sets at 8:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:19 AM with 14:49 of moolight, then sets at 7:08 PM

Alton Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 29, 2016; 11:10 AM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >

Travel Weather Forecast

Jul 29, 2016; 9:59 AM ET United States travel weather forecast

Flight Tracker