Calumet City, IL Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sat
Aug 1
Showers Early
Close Hourly
-º / 68º 56% NNE 16 mph 94%
9pm Few Showers 69º 35% NNE 16 mph 92%
10pm Showers 69º 48% NNE 15 mph 91%
11pm Cloudy 69º 4% NNE 13 mph 91%
Sun
Aug 2
Partly Cloudy
View Hourly
75º / 64º 12% NNE 17 mph 84%
12am Cloudy 69º 4% NNE 13 mph 92%
1am Cloudy 69º 4% NNE 13 mph 94%
2am Cloudy 69º 4% NNE 13 mph 93%
3am Cloudy 69º 6% NNE 12 mph 94%
4am Cloudy 69º 16% NNE 13 mph 94%
5am Cloudy 69º 13% NNE 13 mph 94%
6am Cloudy 69º 7% NNE 13 mph 94%
7am Cloudy 69º 12% NNE 14 mph 95%
8am Mostly Cloudy 70º 6% NNE 15 mph 95%
9am Mostly Cloudy 72º 5% NNE 16 mph 90%
10am Mostly Cloudy 73º 4% NNE 16 mph 85%
11am Mostly Cloudy 74º 7% NNE 16 mph 83%
12pm Partly Cloudy 74º 11% NNE 16 mph 81%
1pm Partly Cloudy 74º 7% NNE 17 mph 81%
2pm Partly Cloudy 74º 8% NNE 16 mph 79%
3pm Partly Cloudy 74º 6% N 16 mph 78%
4pm Partly Cloudy 74º 3% N 16 mph 79%
5pm Partly Cloudy 73º 5% N 17 mph 81%
6pm Mostly Sunny 72º 3% N 15 mph 81%
7pm Partly Cloudy 72º 4% N 14 mph 81%
8pm Mostly Sunny 70º 5% N 13 mph 86%
9pm Partly Cloudy 69º 6% N 11 mph 89%
10pm Mostly Clear 69º 6% N 10 mph 91%
11pm Mostly Clear 68º 7% N 8 mph 93%
Mon
Aug 3
Sunny
View Hourly
78º / 60º 4% NE 9 mph 70%
12am Partly Cloudy 68º 7% N 7 mph 94%
1am Mostly Clear 68º 7% NNE 5 mph 94%
2am Partly Cloudy 67º 7% NNE 5 mph 95%
3am Mostly Clear 66º 6% NNE 4 mph 96%
4am Clear 66º 5% NE 4 mph 95%
5am Clear 65º 6% NE 3 mph 95%
6am Sunny 65º 6% NE 3 mph 96%
7am Sunny 67º 5% NE 4 mph 93%
8am Sunny 69º 3% ENE 5 mph 87%
9am Sunny 72º 2% NE 6 mph 78%
10am Sunny 73º 2% NE 7 mph 74%
11am Sunny 75º 1% NE 8 mph 70%
12pm Sunny 76º 1% NE 8 mph 66%
1pm Sunny 76º 1% NE 9 mph 64%
2pm Sunny 76º 0% NE 8 mph 62%
3pm Sunny 77º 0% NE 8 mph 61%
4pm Sunny 77º 0% NE 8 mph 59%
5pm Sunny 76º 0% NE 9 mph 61%
6pm Sunny 76º 1% NE 8 mph 62%
7pm Sunny 74º 1% NE 7 mph 64%
8pm Sunny 72º 2% ENE 6 mph 69%
Tue
Aug 4
Mostly Sunny 83º / 65º 6% S 6 mph 65%
Wed
Aug 5
PM Thunderstorms 81º / 67º 43% SSW 7 mph 72%
Thu
Aug 6
Scattered Thunderstorms 75º / 66º 61% E 7 mph 84%
Fri
Aug 7
Partly Cloudy 80º / 67º 24% S 7 mph 78%
Sat
Aug 8
Isolated Thunderstorms 82º / 69º 32% SSW 9 mph 77%

Weather Radar for Calumet City, IL See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Calumet City, IL

Late Afternoon
High : 71ºF
NE wind around 25 kt. Showers and possibly a thunderstorm. Waves around 6 ft.
Tonight
Low : 70ºF
NE wind 20 to 25 kt. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and midnight, then a slight chance of showers after midnight. Waves 6 to 8 ft. occasionally to 10ft.
Sunday
High : 70ºF
NNE wind around 20 kt, with gusts as high as 25 kt. Cloudy through mid morning, then gradual clearing. Waves around 6 ft.
Sunday Night
Low : 68ºF
N wind 15 to 20 kt becoming NE 10 to 15 kt after midnight. Partly cloudy. Waves 6 ft subsiding to 3 ft.
Monday
High : 72ºF
NE wind around 10 kt. Mostly sunny. Waves 1 to 2 ft.
Monday Night
Low : 67ºF
NNE wind 5 to 10 kt becoming SE after midnight. Mostly clear. Waves around 1 ft.
Tuesday
High : 78ºF
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tuesday Night
Low : 70ºF
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Wednesday
High : 77ºF
Variable winds 5 kt or less. A chance of showers. Waves 1 ft or less.

NOAA Buoy Data Near Calumet City, IL See Map

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    Wind Speed Forecast for Calumet City, IL

    SundayMonday
    Wind Speed (MPH) 1613131617171153699
    2am6am10am2pm6pm10pm2am6am10am2pm6pm10pm
    MPH 1613131617171153699
    DIR NNENNENNENNENNENNNNENENENENE

    Current Weather Conditions In Calumet City, IL

    As Of: 2 minutes ago

    • 69ºF
    • 69ºF
    • 16mph
    • 0º (NNE)
    • 29mph
    • Few Showers
    • 6mi
    • 29.74"
    • 92%
    • 0ºF

    The weather right now in Calumet City, IL is Few Showers. The current temperature is 69°F, and the expected high and low for today, Saturday, August 1, 2026, are -° high temperature and 68°F low temperature. The wind is currently blowing at 16 miles per hour, and coming from the North Northeast. The wind is gusting to 29 mph. With the wind and the atmosphere the temperature feels like 69° Fahrenheit. Expected precipitation is 35 percent, with current humidity at 92 percent, and air pressure at 29.74 in. Visibility is 6 nautical miles. There are 4 current weather alert(s).

    Weather Alerts
    Flood Warning - 7:44pm Sat Aug 1 2026

    ...FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM CDT THIS EVENING...

    WHAT: Flooding caused by earlier excessive rainfall continues.

    WHERE: Southeastern Cook County in northeastern Illinois...
    Central Will County in northeastern Illinois...
    Northwestern Lake IN County in northwestern Indiana...

    WHEN: Until 1145 PM CDT.

    IMPACTS: Creeks and streams may rise out of their banks. Flooding
    may occur in poor drainage and urban areas. Underpasses may be
    flooded. Roads and streets may be flooded.

    ADDITIONAL DETAILS: - At 739 PM CDT, Doppler radar and automated rain gauges indicated
    that very heavy rainfall occurred across the warned area earlier.
    Up to 3 inches of rain fell in the past 3 to 6 hours.
    - Some locations that will experience flooding include...
    Hammond, Gary, Tinley Park, Calumet City, Chicago Heights, East
    Chicago, Lansing, Oak Forest, Harvey, Highland, Munster, Dolton,
    Park Forest, Homewood, Matteson, Mokena, Frankfort, and South
    Holland.
    - http://www.weather.gov/safety/flood

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    A Flood Warning means flooding is imminent or may already be
    occurring. Persons along rivers, creeks, and other waterways should
    take immediate precautions to protect life and property.

    Turn around, don't drown when encountering flooded roads. Most flood
    deaths occur in vehicles.

    Be aware of your surroundings and do not drive on flooded roads.

    &&

    River Flood Warning - 4:50pm Sat Aug 1 2026

    ...FLOOD WARNING IN EFFECT UNTIL SUNDAY MORNING...

    WHAT: Minor flooding is forecast.

    WHERE: Little Calumet River from IN-912 in Hammond downstream to
    confluence with Thorn Creek in South Holland, including the Munster
    (Hohman Avenue) gauge.

    WHEN: Until Sunday morning.

    IMPACTS: At 12.5 feet, Most areas outside of the levee-protected
    area are inundated in Hammond and Munster.

    ADDITIONAL DETAILS: - At 4:00 PM CDT Saturday the stage was 11.5 feet.
    - Forecast...The river is expected to rise above flood stage late
    this afternoon to a crest of 12.5 feet this evening. It will then
    fall below flood stage just after midnight tonight.
    - Flood stage is 12.0 feet.
    - http://www.weather.gov/safety/flood

    &&

    River Flood Warning - 2:44pm Sat Aug 1 2026

    ...FLOOD WARNING IN EFFECT UNTIL SUNDAY MORNING...

    WHAT: Minor flooding is forecast.

    WHERE: Thorn Creek from Near Glenwood downstream to confluence
    with Little Calumet River, including the Thornton gauge.

    WHEN: Until Sunday morning.

    IMPACTS: At 9.0 feet, Water begins to be diverted through Thorn
    Creek Diversion Tunnel.

    ADDITIONAL DETAILS: - At 2:15 PM CDT Saturday the stage was 8.6 feet.
    - Forecast...The river is expected to rise above flood stage late
    this afternoon to a crest of 10.0 feet this evening. It will then
    fall below flood stage late tonight.
    - Flood stage is 9.0 feet.
    - http://www.weather.gov/safety/flood

    &&

    Flood Advisory - 7:00pm Sat Aug 1 2026

    ...FLOOD ADVISORY IN EFFECT UNTIL 1 AM CDT SUNDAY...

    WHAT: Flooding caused by excessive rainfall is expected.

    WHERE: Southeastern Cook County in northeastern Illinois...
    Southeastern DuPage County in northeastern Illinois...
    Will County in northeastern Illinois...
    Northern Lake IN County in northwestern Indiana...

    WHEN: Until 100 AM CDT.

    IMPACTS: Creeks and streams may rise out of their banks. Flooding
    may occur in poor drainage and urban areas. Underpasses may be
    flooded. Roads and streets may be flooded.

    ADDITIONAL DETAILS: - At 656 PM CDT, Doppler radar and automated rain gauges indicated
    light to moderate rain occurring in areas where heavy rainfall
    occurred earlier. Minor flooding is ongoing or expected to begin
    shortly in the advisory area.
    - Some locations that will experience flooding include...
    Chicago, Joliet, Hammond, Gary, Bolingbrook, Orland Park, Tinley
    Park, Oak Lawn, Romeoville, Plainfield, Calumet City,
    Merrillville, Woodridge, Chicago Heights, Roseland, Chicago Lawn,
    Englewood, and South Shore.
    - http://www.weather.gov/safety/flood

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    A Flood Advisory means minor flooding along waterways and other poor
    drainage areas is imminent or may already be occurring. Persons in
    the advisory area should use caution and avoid flood waters.

    &&