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      Severe Thunderstorm Watch
      until 10:00 PM CDT
      +1 more alert
      Elev 623 ft, 41.673 °N 87.747 °W

      Alsip, IL

      Howes Landing Boat Launch Station
      Updated: 5:10 PM CDT on August 21, 2026 (GMT -5)
      6 minutes ago
      82°
      60°
      78
      Feels Like 79
      Partly Cloudy
      N
      10
      Same temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Tonight
      Sat 08/22
      Low 64°f
      59% Precip. / 0.07 in
      Scattered thunderstorms early, then partly cloudy after midnight. A few storms may be severe. Low 64F. Winds WSW at 10 to 15 mph. Chance of rain 60%.
      Tomorrow
      Sun 08/23
      High 82°f
      15% Precip. / 0 in
      Sunshine and clouds mixed. A stray shower or thunderstorm is possible. High 82F. Winds NW at 10 to 15 mph.
      Tomorrow night
      Sun 08/23
      Low 59°f
      5% Precip. / 0 in
      Clear. Low 59F. Winds NW at 5 to 10 mph.
      Hourly Forecast
      Now
      78°
      6PM
      78°
      7PM
      50%
      77°
      7:41PM
      Sunset
      8PM
      59%
      75°
      9PM
      72°
      10PM
      71°
      11PM
      69°
      12AM
      68°
      1AM
      67°
      2AM
      67°
      3AM
      66°
      4AM
      66°
      5AM
      66°
      6AM
      65°
      6:06AM
      Sunrise
      7AM
      66°
      8AM
      67°
      9AM
      69°
      10AM
      72°
      11AM
      75°
      12PM
      78°
      1PM
      79°
      2PM
      80°
      3PM
      80°
      4PM
      80°
      5PM
      78°
      Precipitation
      59%
      Thunderstorms possible around 7:00 PM
      Pollen
      Grass Pollen
      Low
      Air Quality
      61
      Moderate
      UV Index
      1
      Low
      Additional Conditions
      1. Pressure 29.94 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point64°F
      5. Humidity 62%
      6. Rainfall 0.01 in
      7. Snow Depth 0 in
       KMDW Station History
      Almanac for August 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 82°F 82°F 97°F 2003
      4. Low 60°F 66°F 57°F 2024
      5. Rain/Snow Depth
      6. Precipitation 0.07 in - in -
      7. Snow 0 in - in -
      Almanac for August 22, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 82°F 82°F 96°F
      4. Low 60°F 66°F 55°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:05 AM 7:41 PM
      3. Civil Twilight 5:36 AM 8:10 PM
      4. Nautical Twilight 5:00 AM 8:46PM
      5. Astronomical Twilight 4:22 AM 9:23 PM
      1. Length of Visible Light 14h 34m
      2. Length of Day 13h 35m
      3. Tomorrow will be 2 minutes 34 seconds shorter
      1. Moon 3:49 PM -
      2. Waxing Gibbous66% of the Moon is Illuminated
      Aug 27
      Full Moon
      Sep 4
      Waning Half Last Qtr
      Sep 10
      New Moon
      Sep 18
      Waxing Half First Qtr
      Precipitation
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