St. Louis Regional Airport Alton, IL Weather

    15:00 Thursday
    Overcast
    Overcast
    15° Feels like 15°
    Gentle east wind East 10 - 18 km/h
    • Today 25 Dec. Fog More information 16° / 11° Moderate south wind 16 - 28 km/h
    • Tomorrow 26 Dec. Clear 19° / 7° Moderate west wind 17 - 35 km/h
    • Saturday 27 Dec. Moderate rain with partly cloudy skies 30% 5.6 mm 19° / 5° Moderate south wind 20 - 39 km/h
    • Sunday 28 Dec. Thunderstorm with cloudy skies 90% 19 mm 19° / 0° Strong northwest wind 28 - 53 km/h
    • Monday 29 Dec. Clear 1° / -7° Strong north wind 32 - 62 km/h
    • Tuesday 30 Dec. Scattered clouds 1° / -7° Moderate southwest wind 15 - 29 km/h
    • Wednesday 31 Dec. Clear 8° / -1° Moderate southwest wind 14 - 28 km/h

    Weather Forecast for St. Louis Regional Airport Alton, IL Today

    , 25 December

    Tomorrow

    , 26 December
    16:00 Overcast 15° Overcast
    Feels Like 15°
    Gentle east wind East 10 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 95%
    • Dew Point Dew Point 15 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like 15 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1015 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Snowline Snowline 13780 ft
    17:00 Partly cloudy 15° Partly cloudy
    Feels Like 15°
    Moderate east wind East 12 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 98%
    • Dew Point Dew Point 14 °C
    • Clouds Clouds 74%
    • Feels Like Feels Like 15 °C
    • Visibility Visibility 16 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Snowline Snowline 13780 ft
    18:00 Scattered clouds 14° Scattered clouds
    Feels Like 14°
    Moderate east wind East 12 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 99%
    • Dew Point Dew Point 14 °C
    • Clouds Clouds 14%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 18 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Snowline Snowline 13451 ft
    19:00 Scattered clouds 14° Scattered clouds
    Feels Like 14°
    Moderate southeast wind Southeast 14 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 99%
    • Dew Point Dew Point 13 °C
    • Clouds Clouds 25%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 18 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 13451 ft
    20:00 Scattered clouds 14° Scattered clouds
    Feels Like 14°
    Moderate southeast wind Southeast 14 - 24 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 99%
    • Dew Point Dew Point 13 °C
    • Clouds Clouds 54%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 18 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Snowline Snowline 13780 ft
    21:00 Scattered clouds 14° Scattered clouds
    Feels Like 14°
    Moderate southeast wind Southeast 14 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 98%
    • Dew Point Dew Point 13 °C
    • Clouds Clouds 51%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 18 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 13451 ft
    22:00 Scattered clouds 14° Scattered clouds
    Feels Like 14°
    Moderate south wind South 15 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 97%
    • Dew Point Dew Point 14 °C
    • Clouds Clouds 49%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 18 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 13451 ft
    23:00 Scattered clouds 15° Scattered clouds
    Feels Like 15°
    Moderate south wind South 16 - 27 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 96%
    • Dew Point Dew Point 14 °C
    • Clouds Clouds 48%
    • Feels Like Feels Like 15 °C
    • Visibility Visibility 18 km
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Snowline Snowline 13451 ft
    24:00 Scattered clouds 15° Scattered clouds
    Feels Like 15°
    Moderate south wind South 15 - 28 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 97%
    • Dew Point Dew Point 14 °C
    • Clouds Clouds 47%
    • Feels Like Feels Like 15 °C
    • Visibility Visibility 16 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 13780 ft

    Sunrise and Sunset

    Sunrise 07:17 Sunset 16:43
    First light 06:47 Midday 12:00 Last light 17:13
    Day length 9h 27m

    Remaining daylight 1h 14m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    25 First Quarter
    26 First Quarter
    27 First Quarter
    28 First Quarter
    29 First Quarter
    30 First Quarter
    31 First Quarter
    1 First Quarter
    2 Full Moon
    3 Full Moon
    4 Full Moon
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter

    Air quality in St. Louis Regional Airport Alton today

    Detail
    26
    Fair PM₂₅ (14 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

    Videos

    More Videos
    A very intense storm causes flooding in Buenos Aires, Argentina
    A very intense storm causes flooding in Buenos Aires, Argentina