National Weather Service forecast

Flat Rock, Illinois Weather

61°Overnight: Rain
Wind S 15 mph
7-DayHourlyRadar

Flat Rock 7-Day Forecast

  1. Overnight
    61°F
    Rain
    92% chance of precipitation

    Rain. Cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

  2. Wednesday
    66°F
    Areas Of Drizzle
    34% chance of precipitation

    Areas of drizzle. Mostly cloudy. High near 66, with temperatures falling to around 60 in the afternoon. Southwest wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

  3. Wednesday Night
    46°F
    Patchy Drizzle then Partly Cloudy
    10% chance of precipitation

    Patchy drizzle before 10pm. Partly cloudy, with a low around 46. West southwest wind 6 to 9 mph, with gusts as high as 16 mph.

  4. Thursday
    64°F
    Mostly Sunny

    Mostly sunny. High near 64, with temperatures falling to around 57 in the afternoon. West southwest wind 8 to 13 mph, with gusts as high as 21 mph.

  5. Thursday Night
    45°F
    Partly Cloudy

    Partly cloudy, with a low around 45. West northwest wind around 5 mph.

  6. Friday
    57°F
    Partly Sunny
    1% chance of precipitation

    Partly sunny, with a high near 57. North northwest wind 5 to 12 mph, with gusts as high as 17 mph.

  7. Friday Night
    36°F
    Partly Cloudy

    Partly cloudy, with a low around 36. North northwest wind 5 to 9 mph.

  8. Saturday
    55°F
    Sunny

    Sunny, with a high near 55.

  9. Saturday Night
    33°F
    Partly Cloudy

    Partly cloudy, with a low around 33.

  10. Sunday
    59°F
    Sunny
    2% chance of precipitation

    Sunny, with a high near 59.

  11. Sunday Night
    33°F
    Clear

    Clear, with a low around 33.

  12. Monday
    63°F
    Sunny

    Sunny, with a high near 63.

  13. Monday Night
    38°F
    Clear

    Clear, with a low around 38.

  14. Tuesday
    67°F
    Sunny
    1% chance of precipitation

    Sunny, with a high near 67.

Issued by the National Weather Service (ILX office), updated .

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About Flat Rock

Population (2020 Census)
323
Coordinates
38.904, -87.673
Elevation
502 ft
NWS forecast office
ILX
Time zone
America/Chicago
Sunrise today
6:21 AM CST
Sunset today
4:47 PM CST
Daylight today
10 h 26 min

Flat Rock Weather Questions

What is the weather forecast for Flat Rock, Illinois?

Overnight: Rain. Cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. Wednesday: Areas of drizzle. Mostly cloudy. High near 66, with temperatures falling to around 60 in the afternoon. Southwest wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Will it rain or snow in Flat Rock this week?

The best chance of precipitation is Overnight at 92%. Periods with a 30% chance or more: Overnight (92%), Wednesday (34%).

How warm and how cold will it get in Flat Rock this week?

The warmest day is Tuesday, with a high near 67°F. The coldest night is Saturday Night, with a low near 33°F.

What time are sunrise and sunset in Flat Rock today?

Sunrise is at 6:21 AM CST and sunset is at 4:47 PM CST, for 10 h 26 min of daylight.

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