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Observed 2:10 AM CDT at KMDW

Blue Island, IL weather

Clear and 55°13°, 11°6° warmer than a typical Oct 24.

Today: low 50°10° (likely 46°8° to 50°10°), high 71°22° (likely 68°20° to 71°22°).

Mostly agree

Now 55°13°

Clear

Wind
6 mph9 km/h
From the south-southeast. 58–10 mph16 km/h through 2 PM
Dew point
45°7°
Comfortable
UV index
0Low
Moderate 11 AM–4 PM · peak 4
Air quality
84Moderate
Main pollutant: PM2.5 (fine particles)
Pressure
30.34 inHg1027 hPa
Steady over the last 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

4°2° warmer than this time yesterday (53°12° then, 57°14° now)

Good hours for
  • Low 50°10° tonight at 5 AM
  • Above 60°16° today by 10 AM
  • High 70°21° today at 2 PM
  1. TonightNear 52°11° · Clear
  2. This morningUp to 63°17° by 11 AM · Mostly cloudy
  3. This afternoonNear 69°21° · Mostly cloudy
  4. TonightDown to 52°11° by 4 AM · Mostly cloudy
  5. Tomorrow morningUp to 65°18° by 11 AM · Mostly cloudy
  6. Tomorrow afternoonUp to 73°23° by 3 PM · Mostly cloudy
  7. Tomorrow nightDown to 56°13° by 1 AM · Mostly cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 2aClear53°12° (likely 50°10° to 53°12°)53°12°0%5 mph8 km/h from SSE, gusts 10 mph17 km/h73%4%0
Sat 3aClear52°11° (likely 49°9° to 52°11°)52°11°0%5 mph8 km/h from SSE, gusts 10 mph16 km/h76%5%0
Sat 4aMostly clear51°11° (likely 48°9° to 51°11°)51°11°0%5 mph8 km/h from SSE, gusts 11 mph17 km/h78%19%0
Sat 5aMostly clear50°10° (likely 48°9° to 50°10°)49°9°0%5 mph8 km/h from SSE, gusts 11 mph17 km/h79%12%0
Sat 6aPartly cloudy50°10° (likely 47°8° to 50°10°)49°9°0%5 mph8 km/h from SSE, gusts 11 mph17 km/h82%32%0
Sat 7aPartly sunny50°10° (likely 46°8° to 50°10°)48°9°0%5 mph8 km/h from SSE, gusts 10 mph17 km/h83%44%0
Sat 8aPartly sunny51°11° (likely 47°8° to 51°11°)49°9°0%5 mph8 km/h from SSE, gusts 10 mph16 km/h82%69%0
Sat 9aCloudy54°12° (likely 52°11° to 54°12°)54°12°0%5 mph8 km/h from SSE, gusts 14 mph22 km/h74%80%1
Sat 10aPartly sunny60°16° (likely 56°13° to 60°16°)60°16°0%5 mph8 km/h from S, gusts 14 mph23 km/h62%75%2
Sat 11aCloudy63°17° (likely 60°16° to 63°17°)63°17°0%5 mph8 km/h from S, gusts 13 mph22 km/h56%79%3
Sat 12pCloudy67°19° (likely 64°18° to 67°19°)67°19°0%5 mph8 km/h from S, gusts 11 mph18 km/h49%81%3
Sat 1pCloudy69°21° (likely 67°19° to 69°21°)69°21°0%10 mph16 km/h from S, gusts 12 mph19 km/h44%68%4
Sat 2pCloudy70°21° (likely 68°20° to 70°21°)70°21°0%10 mph16 km/h from S, gusts 11 mph18 km/h42%68%3
Sat 3pCloudy70°21° (likely 68°20° to 71°22°)71°22°0%5 mph8 km/h from S, gusts 11 mph17 km/h41%78%3
Sat 4pCloudy70°21° (likely 68°20° to 70°21°)71°22°0%5 mph8 km/h from S, gusts 10 mph16 km/h41%67%2
Sat 5pCloudy70°21° (likely 66°19° to 70°21°)70°21°0%5 mph8 km/h from SSE, gusts 10 mph16 km/h43%62%1
Sat 6pCloudy67°19° (likely 62°17° to 67°19°)67°19°0%5 mph8 km/h from SSE, gusts 8 mph13 km/h47%74%0
Sat 7pCloudy63°17° (likely 60°16° to 63°17°)63°17°5%5 mph8 km/h from SSE, gusts 9 mph14 km/h55%74%0
Sat 8pCloudy61°16° (likely 58°14° to 61°16°)61°16°5%5 mph8 km/h from SSE, gusts 10 mph17 km/h60%76%0
Sat 9pCloudy60°16° (likely 57°14° to 60°16°)60°16°5%5 mph8 km/h from SSE, gusts 11 mph17 km/h64%78%0
Sat 10pPartly cloudy59°15° (likely 56°13° to 59°15°)59°15°0%5 mph8 km/h from SSE, gusts 10 mph16 km/h66%75%0
Sat 11pPartly cloudy58°14° (likely 54°12° to 58°14°)58°14°0%5 mph8 km/h from SSE, gusts 9 mph15 km/h68%58%0
Sun 12aMostly clear56°13° (likely 53°12° to 56°13°)56°13°0%5 mph8 km/h from S, gusts 10 mph16 km/h70%50%0
Sun 1aPartly cloudy55°13° (likely 52°11° to 55°13°)55°13°0%5 mph8 km/h from S, gusts 11 mph17 km/h71%51%0
Sun 2aMostly clear55°13° (likely 51°11° to 55°13°)55°13°5%5 mph8 km/h from S, gusts 10 mph17 km/h72%55%0
Sun 3aMostly clear54°12° (likely 50°10° to 54°12°)54°12°5%5 mph8 km/h from S, gusts 11 mph17 km/h74%56%0
Sun 4aCloudy52°11° (likely 49°9° to 52°11°)52°11°5%5 mph8 km/h from S, gusts 10 mph16 km/h76%65%0
Sun 5aPartly cloudy52°11° (likely 48°9° to 52°11°)52°11°5%5 mph8 km/h from S, gusts 9 mph15 km/h77%59%0
Sun 6aPartly cloudy51°11° (likely 48°9° to 51°11°)51°11°5%5 mph8 km/h from S, gusts 10 mph16 km/h77%54%0
Sun 7aPartly sunny51°11° (likely 48°9° to 51°11°)50°10°0%5 mph8 km/h from S, gusts 9 mph15 km/h80%60%0
Sun 8aPartly sunny52°11° (likely 49°9° to 52°11°)52°11°0%5 mph8 km/h from S, gusts 9 mph15 km/h78%74%0
Sun 9aPartly sunny55°13° (likely 53°12° to 57°14°)55°13°0%5 mph8 km/h from S, gusts 10 mph16 km/h70%82%1
Sun 10aPartly sunny61°16° (likely 58°14° to 63°17°)61°16°0%5 mph8 km/h from S, gusts 11 mph18 km/h59%81%2
Sun 11aCloudy65°18° (likely 62°17° to 68°20°)65°18°0%5 mph8 km/h from S, gusts 10 mph16 km/h53%80%3
Sun 12pPartly sunny68°20° (likely 66°19° to 72°22°)68°20°0%5 mph8 km/h from S, gusts 10 mph15 km/h48%66%3
Sun 1pPartly sunny71°22° (likely 69°21° to 75°24°)71°22°0%5 mph8 km/h from SSW, gusts 9 mph14 km/h42%68%3
Sun 2pPartly sunny72°22° (likely 70°21° to 76°24°)72°22°0%5 mph8 km/h from S, gusts 9 mph14 km/h40%75%3
Sun 3pPartly sunny73°23° (likely 71°22° to 76°24°)73°23°0%5 mph8 km/h from S, gusts 8 mph13 km/h39%71%2
Sun 4pCloudy73°23° (likely 70°21° to 75°24°)73°23°0%5 mph8 km/h from S, gusts 7 mph12 km/h39%68%1
Sun 5pCloudy72°22° (likely 68°20° to 73°23°)72°22°0%0 mph0 km/h, gusts 7 mph11 km/h42%71%1
Sun 6pPartly cloudy69°21° (likely 64°18° to 69°21°)69°21°0%0 mph0 km/h, gusts 4 mph7 km/h46%77%0
Sun 7pCloudy66°19° (likely 62°17° to 66°19°)66°19°0%0 mph0 km/h, gusts 5 mph8 km/h52%85%0
Sun 8pPartly cloudy62°17° (likely 60°16° to 65°18°)63°17°0%0 mph0 km/h, gusts 3 mph5 km/h61%80%0
Sun 9pPartly cloudy61°16° (likely 58°14° to 64°18°)61°16°0%0 mph0 km/h, gusts 4 mph6 km/h67%85%0
Sun 10pCloudy60°16° (likely 57°14° to 63°17°)60°16°0%0 mph0 km/h, gusts 4 mph7 km/h66%88%0
Sun 11pMostly cloudy58°14° (likely 55°13° to 63°17°)58°14°0%0 mph0 km/h, gusts 4 mph6 km/h67%85%0
Mon 12aCloudy57°14° (likely 55°13° to 62°17°)57°14°0%0 mph0 km/h, gusts 5 mph8 km/h69%77%0
Mon 1aCloudy56°13° (likely 53°12° to 61°16°)56°13°0%0 mph0 km/h, gusts 4 mph7 km/h71%82%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Cloudy. High 71°22°, low 50°10°. Typical 60°16° / 43°6°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 51°11°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 70°21°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 61°16°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 52°11°

      Dry

    Official NWS forecast

    Today: Mostly sunny, with a high near 71. South southeast wind 5 to 10 mph.

    Tonight: Mostly clear, with a low around 50. South southeast wind around 5 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    68°20°–71°22°
    Low, likely
    46°8°–50°10°
    Typical high / low
    60°16° / 43°6°
    Wind
    9 mph14 km/h, gusts 20 mph33 km/h
    UV peak
    4
  2. Tomorrow, Oct 25. Partly sunny. High 73°23°, low 52°11°. Typical 59°15° / 43°6°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Partly sunny, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 73°23°

      Dry

    3. Evening

      6 PM–midnight

      Partly cloudy, 62°17°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 52°11°

      Dry

    Official NWS forecast

    Day: Mostly sunny, with a high near 73. South wind 0 to 5 mph.

    Night: Partly cloudy, with a low around 52. South southwest wind around 0 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    71°22°–75°24°
    Low, likely
    47°8°–52°11°
    Typical high / low
    59°15° / 43°6°
    Wind
    6 mph10 km/h, gusts 15 mph24 km/h
    UV peak
    3
  3. Monday, Oct 26. Mostly cloudy. High 67°19°, low 50°10°. Typical 59°15° / 43°6°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 66°19°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 56°13°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 53°11°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 67.

    Night: Mostly cloudy, with a low around 50.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    64°18°–68°20°
    Low, likely
    49°9°–54°12°
    Typical high / low
    59°15° / 43°6°
    Wind
    10 mph16 km/h, gusts 17 mph27 km/h
    UV peak
    3
  4. Tuesday, Oct 27. Cloudy. High 68°20°, low 53°12°. Typical 58°14° / 42°6°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 54°12°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 68°20°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 61°16°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 57°14°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly cloudy, with a high near 68.

    Night: Mostly cloudy, with a low around 53.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    65°18°–70°21°
    Low, likely
    49°9°–54°12°
    Typical high / low
    58°14° / 42°6°
    Wind
    7 mph12 km/h, gusts 24 mph39 km/h
    UV peak
    3
  5. Wednesday, Oct 28. Partly sunny. High 73°23°, low 55°13°. Typical 58°14° / 42°6°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Sunny, 57°14°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 73°23°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 63°17°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 59°15°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 73.

    Night: Partly cloudy, with a low around 55.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    72°22°–74°23°
    Low, likely
    53°12°–58°14°
    Typical high / low
    58°14° / 42°6°
    Wind
    10 mph16 km/h, gusts 22 mph35 km/h
    UV peak
    4
  6. Thursday, Oct 29. Partly sunny. High 70°21°, low 50°10°. Typical 57°14° / 42°6°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Mostly sunny, 59°15°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 70°21°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 61°16°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 54°12°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 70.

    Night: Partly cloudy, with a low around 50.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    68°20°–75°24°
    Low, likely
    50°10°–60°16°
    Typical high / low
    57°14° / 42°6°
    Wind
    10 mph16 km/h, gusts 27 mph44 km/h
    UV peak
    3
  7. Friday, Oct 30. Showers. High 68°20°, low 53°12°. Typical 57°14° / 41°5°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 56°13°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 69°20°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 62°17°

      Dry

    4. Overnight

      midnight–6 AM

      Drizzle, 58°14°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A slight chance of rain showers after 7am. Mostly sunny, with a high near 68.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    66°19°–77°25°
    Low, likely
    45°7°–60°16°
    Typical high / low
    57°14° / 41°5°
    Wind
    10 mph16 km/h, gusts 20 mph32 km/h
    UV peak
    1
  8. Saturday, Oct 31. Cloudy. High 71°22°, low 59°15°. Typical 56°13° / 41°5°. Rain 0.15 in3.8 mm, 40% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 61°16°

      20% chance

    2. Afternoon

      noon–6 PM

      Mostly sunny, 71°22°

      20% chance

    3. Evening

      6 PM–midnight

      Drizzle, 66°19°

      40% chance · 0.04 in1.1 mm

    4. Overnight

      midnight–6 AM

      Rain, 61°16°

      40% chance · 0.09 in2.4 mm

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    69°21°–76°24°
    Low, likely
    57°14°–61°16°
    Typical high / low
    56°13° / 41°5°
    Wind
    13 mph22 km/h, gusts 22 mph35 km/h
    UV peak
    2
  9. Sunday, Nov 1. Rain. High 67°19°, low 59°15°. Typical 56°13° / 40°4°. Rain 0.37 in9.4 mm, 50% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 62°17°

      50% chance · 0.03 in0.8 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 67°19°

      50% chance · 0.12 in3.1 mm

    3. Evening

      6 PM–midnight

      Drizzle, 63°17°

      50% chance · 0.18 in4.6 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 56°14°

      40% chance · 0.03 in0.8 mm

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    62°17°–70°21°
    Low, likely
    57°14°–61°16°
    Typical high / low
    56°13° / 40°4°
    Wind
    21 mph34 km/h, gusts 42 mph67 km/h
    UV peak
    1
  10. Monday, Nov 2. Cloudy. High 61°16°, low 49°9°. Typical 55°13° / 40°4°. Rain 0.27 in6.9 mm, 40% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 56°13°

      30% chance · 0.02 in0.6 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 58°14°

      30% chance · 0.16 in4.1 mm

    3. Evening

      6 PM–midnight

      Drizzle, 50°10°

      30% chance · 0.01 in0.4 mm

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    59°15°–64°18°
    Low, likely
    41°5°–56°13°
    Typical high / low
    55°13° / 40°4°
    Wind
    17 mph27 km/h, gusts 41 mph66 km/h
    UV peak
    2

The outlook

  1. Today

    Dry, high 71°, low 50°.

  2. Tomorrow

    Dry, high 73°, low 52°.

  3. Monday

    Dry, high 67°, low 50°, cooling off.

  4. Rest of week

    Highs 61–73°; chance of precipitation on Sunday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (LOT) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Natalie Creek at Midlothian

3.7 mi
Below flood stage
Level
5.1 ft
Flow
under 1 cfs

Reading from Sat 12:45 AM · NWS gauge page

Midlothian Creek at Oak Forest

3.9 mi
Below flood stage
Level
1.5 ft
Flow
1 cfs

Reading from Sat 12:30 AM · NWS gauge page

Calumet Union Drainage Canal at Markham

4.3 mi
Below flood stage
Level
2.3 ft

Reading from Sat 12:45 AM · NWS gauge page

Tinley Creek near Palos Park

4.5 mi
Below flood stage
Level
2.5 ft
Flow
2 cfs

Reading from Sat 12:45 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 88% less heating than a typical week.

This week 12Typical 103

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 45°F).

Open the windows?

Today, 10:00 AM–9:00 PM

Good stretch to open the windows.

Is this typical?

CHICAGO MIDWAY AP · official normals 1991–2020 · records 1928–2026

Oct 24, today vs a typical year

Today’s expected high is 11°6° warmer than typical.

Normal high / low
60°16° / 43°6°
Forecast high / low
71°22° / 50°10°
Record high
83°28° in 1963
Record low
25°−4° in 1942

Last 7 days vs normal

On average 4°2° warmer than normal (daily mean temperature).

  1. −1°SunOct 18
  2. +3°+1°MonOct 19
  3. +4°+2°TueOct 20
  4. +6°+3°WedOct 21
  5. +9°+5°ThuOct 22
  6. —FriOct 23
  7. —SatOct 24

Blue Island weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:13 AM, sunset 5:55 PM.

Daylight
10 h 43 min
Losing 2 min 35 s a day; shortest Dec 21, 1 h 33 min less
Golden hour
5:17–6:13 PM
Morning 6:55–7:51 AM
Blue hour
6:13–6:24 PM
Morning 6:44–6:55 AM; first light 6:44 AM

Stars tonight? Fair

Mostly clear 2:40–6 AM, but the moon is 96% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today
sets 5:26 AM · rises 4:53 PM
Full moon
Oct 25
New moon
Nov 9
Looking northeast from Blue Island. Open water to the horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.