Block, IL Weather Forecast

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Block, IL Weather Forecast

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Block IL weather  - Overcast - 65°F
Overcast
65°F
Updated 8:17 pm
Feels Like 66°F
Humidity 95%
Wind ENE 5 mph
Barometer  30.3 in
Dew Point 63°F
Block IL weather  - Overcast - 18°C
Overcast
18°C
Updated 8:17 pm
Feels Like 19°C
Humidity 95%
Wind ENE 8 km/h
Barometer  102.6 kPa
Dew Point 17°C

Block Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Block, IL Weather - Tonight Chance Of T-Storm Block, IL Weather - Thursday Chance Of T-Storm Block, IL Weather - Thursday Night Mostly Cloudy Block, IL Weather - Friday Chance Of Showers Block, IL Weather - Friday Night Chance Of T-Storm Block, IL Weather - Saturday Chance Of T-Storm Block, IL Weather - Saturday Night Chance Of T-Storm Block, IL Weather - Sunday Chance Of Showers Block, IL Weather - Sunday Night Chance Of T-Storm Block, IL Weather - Monday Chance Of Showers Block, IL Weather - Monday Night Mostly Cloudy Block, IL Weather - Tuesday Mostly Cloudy
Chance of T-Storm Chance of T-Storm Mostly Cloudy Chance of Showers Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers Chance of T-Storm Chance of Showers Mostly Cloudy Mostly Cloudy
Lo: 60°FLo: 16°C Hi: 75°FHi: 24°C
Lo: 61°FLo: 16°C Hi: 75°FHi: 24°C
Lo: 65°FLo: 18°C Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C Hi: 70°FHi: 21°C
Lo: 59°FLo: 15°C Hi: 69°FHi: 21°C
Hi: 69°FHi: 21°C
Lo: 55°FLo: 13°C
Hi: 69°FHi: 21°C
Lo: 55°FLo: 13°C
POP: 90% POP: 80% POP: 50% POP: 50% POP: 70% POP: 50% POP: 50% POP: 60% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 741 PM CDT Wed Sep 16 2026 Block, IL Weather - WeatherWorld.com

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Issued: 652 PM CDT Wed Sep 16 2026

Key Messages

  • A flood watch has been issued for much of the area tonight into Thursday morning. Rainfall rates of 1-2 inches per hour at times will produce 1-3 inches of rain with localized 3-5 inches in the I- 80 and Highway 20 corridors.
  • The wet weather pattern will continue through the weekend with rounds of rain which may be heavy at times. In between each round of rain there will be periods of dry weather.
  • The continued wet weather will result in general rises on the Mississippi with the pote...