location
search
WarningA red warning triangle icon0

Tomorrow's Hourly Weather Forecast - Alton, IL

As of

  1. Time
    Weather Condition:
    Temperature
    76º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southeast
    8 mph
    Weather condition
    Clear
    Feels like
    76º
    Humidity
    64%
    Wind Gusts
    18 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    8%
    Dew Point
    63º
    Snow Depth
    0.0 in
  2. Time
    Weather Condition:
    Temperature
    75º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southeast
    8 mph
    Weather condition
    Clear
    Feels like
    75º
    Humidity
    68%
    Wind Gusts
    17 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    3%
    Dew Point
    64º
    Snow Depth
    0.0 in
  3. Time
    Weather Condition:
    Temperature
    74º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southeast
    7 mph
    Weather condition
    Clear
    Feels like
    74º
    Humidity
    71%
    Wind Gusts
    16 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    1%
    Dew Point
    64º
    Snow Depth
    0.0 in
  4. Time
    Weather Condition:
    Temperature
    74º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southeast
    6 mph
    Weather condition
    Clear
    Feels like
    74º
    Humidity
    74%
    Wind Gusts
    15 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    4%
    Dew Point
    65º
    Snow Depth
    0.0 in
  5. Time
    Weather Condition:
    Temperature
    73º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southeast
    6 mph
    Weather condition
    Clear
    Feels like
    73º
    Humidity
    77%
    Wind Gusts
    14 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    6%
    Dew Point
    65º
    Snow Depth
    0.0 in
  6. Time
    Weather Condition:
    Temperature
    73º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southeast
    6 mph
    Weather condition
    Clear
    Feels like
    73º
    Humidity
    79%
    Wind Gusts
    13 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    4%
    Dew Point
    66º
    Snow Depth
    0.0 in
  8. Time
    Weather Condition:
    Temperature
    74º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southeast
    6 mph
    Weather condition
    Clear
    Feels like
    74º
    Humidity
    80%
    Wind Gusts
    13 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    3%
    Dew Point
    67º
    Snow Depth
    0.0 in
  9. Time
    Weather Condition:
    Temperature
    76º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southeast
    6 mph
    Weather condition
    Sunny
    Feels like
    76º
    Humidity
    78%
    Wind Gusts
    13 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    2%
    Dew Point
    69º
    Snow Depth
    0.0 in
  10. Time
    Weather Condition:
    Temperature
    80º
    Chance of precipitation
    0%
    Wind
    Direction: South
    6 mph
    Weather condition
    Sunny
    Feels like
    83º
    Humidity
    72%
    Wind Gusts
    14 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    0%
    Dew Point
    70º
    Snow Depth
    0.0 in
  11. Time
    Weather Condition:
    Temperature
    85º
    Chance of precipitation
    0%
    Wind
    Direction: South
    6 mph
    Weather condition
    Sunny
    Feels like
    90º
    Humidity
    65%
    Wind Gusts
    15 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    5%
    Dew Point
    71º
    Snow Depth
    0.0 in
  12. Time
    Weather Condition:
    Temperature
    89º
    Chance of precipitation
    0%
    Wind
    Direction: South-Southwest
    7 mph
    Weather condition
    Sunny
    Feels like
    97º
    Humidity
    58%
    Wind Gusts
    15 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    3%
    Dew Point
    73º
    Snow Depth
    0.0 in
  13. Time
    Weather Condition:
    Temperature
    93º
    Chance of precipitation
    0%
    Wind
    Direction: Southwest
    7 mph
    Weather condition
    Sunny
    Feels like
    102º
    Humidity
    51%
    Wind Gusts
    15 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    3%
    Dew Point
    73º
    Snow Depth
    0.0 in
  14. Time
    Weather Condition:
    Temperature
    97º
    Chance of precipitation
    0%
    Wind
    Direction: Southwest
    7 mph
    Weather condition
    Hot and Humid
    Feels like
    106º
    Humidity
    46%
    Wind Gusts
    15 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    5%
    Dew Point
    72º
    Snow Depth
    0.0 in
  15. Time
    Weather Condition:
    Temperature
    99º
    Chance of precipitation
    5%
    Wind
    Direction: West-Southwest
    7 mph
    Weather condition
    Hot and Humid
    Feels like
    108º
    Humidity
    42%
    Wind Gusts
    14 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    38%
    Dew Point
    72º
    Snow Depth
    0.0 in
  16. Time
    Weather Condition:
    Temperature
    100º
    Chance of precipitation
    5%
    Wind
    Direction: West-Southwest
    6 mph
    Weather condition
    Hot and Humid
    Feels like
    110º
    Humidity
    40%
    Wind Gusts
    13 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    35%
    Dew Point
    71º
    Snow Depth
    0.0 in
  17. Time
    Weather Condition:
    Temperature
    101º
    Chance of precipitation
    15%
    Wind
    Direction: West-Southwest
    6 mph
    Weather condition
    Hot and Humid
    Feels like
    110º
    Humidity
    39%
    Wind Gusts
    12 mph
    Precipitation Type
    None
    Precipitation Rate
    0 in
    Cloud Cover
    51%
    Dew Point
    71º
    Snow Depth
    0.0 in
  18. Time
    Weather Condition:
    Temperature
    100º
    Chance of precipitation
    20%
    Wind
    Direction: West-Southwest
    4 mph
    Weather condition
    Hot and Humid
    Feels like
    107º
    Humidity
    39%
    Wind Gusts
    10 mph
    Precipitation Type
    None
    Precipitation Rate
    Trace
    Cloud Cover
    69%
    Dew Point
    71º
    Snow Depth
    0.0 in
  19. Time
    Weather Condition:
    Temperature
    97º
    Chance of precipitation
    30%
    Wind
    Direction: West-Southwest
    4 mph
    Weather condition
    Chance of Rain Showers
    Feels like
    105º
    Humidity
    44%
    Wind Gusts
    12 mph
    Precipitation Type
    Rain
    Precipitation Rate
    Trace
    Cloud Cover
    71%
    Dew Point
    71º
    Snow Depth
    0.0 in
  20. Time
    Weather Condition:
    Temperature
    93º
    Chance of precipitation
    25%
    Wind
    Direction: East-Southeast
    3 mph
    Weather condition
    Chance of Rain Showers
    Feels like
    100º
    Humidity
    50%
    Wind Gusts
    9 mph
    Precipitation Type
    Rain
    Precipitation Rate
    Trace
    Cloud Cover
    64%
    Dew Point
    71º
    Snow Depth
    0.0 in
  22. Time
    Weather Condition:
    Temperature
    89º
    Chance of precipitation
    30%
    Wind
    Direction: East
    3 mph
    Weather condition
    Chance of Rain Showers
    Feels like
    96º
    Humidity
    59%
    Wind Gusts
    8 mph
    Precipitation Type
    Rain
    Precipitation Rate
    Trace
    Cloud Cover
    55%
    Dew Point
    73º
    Snow Depth
    0.0 in
  23. Time
    Weather Condition:
    Temperature
    85º
    Chance of precipitation
    25%
    Wind
    Direction: East
    2 mph
    Weather condition
    Chance of Rain Showers
    Feels like
    93º
    Humidity
    67%
    Wind Gusts
    7 mph
    Precipitation Type
    Rain
    Precipitation Rate
    Trace
    Cloud Cover
    44%
    Dew Point
    73º
    Snow Depth
    0.0 in
  24. Time
    Weather Condition:
    Temperature
    83º
    Chance of precipitation
    25%
    Wind
    Direction: East-Northeast
    2 mph
    Weather condition
    Chance of Rain Showers
    Feels like
    89º
    Humidity
    74%
    Wind Gusts
    6 mph
    Precipitation Type
    Rain
    Precipitation Rate
    Trace
    Cloud Cover
    31%
    Dew Point
    74º
    Snow Depth
    0.0 in
  25. Time
    Weather Condition:
    Temperature
    81º
    Chance of precipitation
    20%
    Wind
    Direction: East-Northeast
    3 mph
    Weather condition
    Warm and Humid
    Feels like
    87º
    Humidity
    80%
    Wind Gusts
    6 mph
    Precipitation Type
    None
    Precipitation Rate
    Trace
    Cloud Cover
    30%
    Dew Point
    74º
    Snow Depth
    0.0 in
  26. Time
    Weather Condition:
    Temperature
    80º
    Chance of precipitation
    20%
    Wind
    Direction: East-Northeast
    3 mph
    Weather condition
    Mostly Clear
    Feels like
    80º
    Humidity
    83%
    Wind Gusts
    6 mph
    Precipitation Type
    None
    Precipitation Rate
    Trace
    Cloud Cover
    22%
    Dew Point
    74º
    Snow Depth
    0.0 in
Loading Top Weather Stories
loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Cold & Flu

Fire Updates

Traffic Cameras

Traffic Cameras

Outdoor Sports Guide