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Ilasco, MO Weather Forecast

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Ilasco, MO Weather Forecast

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Ilasco MO weather - Mostly Cloudy - 69°F
Mostly Cloudy
69°F
Updated 7:29 am
Feels Like 68°F
Humidity 94%
Wind N 0 mph
Barometer  30.25 in
Dew Point 68°F
Ilasco MO weather - Mostly Cloudy - 21°C
Mostly Cloudy
21°C
Updated 7:29 am
Feels Like 20°C
Humidity 94%
Wind N 0 km/h
Barometer  102.4 kPa
Dew Point 20°C
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Ilasco Weather Forecast

TODAY TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT
Ilasco, MO Weather - Today Chance Of T-Storm Ilasco, MO Weather - Tonight Partly Cloudy Ilasco, MO Weather - Thursday Chance Of T-Storm Ilasco, MO Weather - Thursday Night Chance Of T-Storm Ilasco, MO Weather - Friday Chance Of T-Storm Ilasco, MO Weather - Friday Night Partly Cloudy Ilasco, MO Weather - Saturday Chance Of T-Storm Ilasco, MO Weather - Saturday Night Chance Of T-Storm Ilasco, MO Weather - Sunday Chance Of T-Storm Ilasco, MO Weather - Sunday Night Chance Of T-Storm Ilasco, MO Weather - Monday Chance Of T-Storm Ilasco, MO Weather - Monday Night Chance Of Showers
Chance of T-Storm Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers
Hi: 85°FHi: 29°C
 Lo: 71°FLo: 22°C Hi: 89°FHi: 32°C
 Lo: 69°FLo: 21°C Hi: 89°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 90°FHi: 32°C
 Lo: 69°FLo: 21°C Hi: 81°FHi: 27°C
 Lo: 65°FLo: 18°C Hi: 75°FHi: 24°C
 Lo: 60°FLo: 16°C
POP: 50% POP: 20% POP: 20% POP: 20% POP: 20% POP: 70% POP: 50% POP: 50% POP: 50% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 607 AM CDT Wed Sep 16 2026 Ilasco, MO Weather - WeatherWorld.com

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Issued: 654 AM CDT Wed Sep 16 2026

Key Messages

  • A late season heat wave continues through at least Friday with peak heat index values of 100-105F+ along/south of I-70.
  • Widespread showers and thunderstorms will be limited to northeast MO/west-central IL through this morning with scattered showers and sub-severe thunderstorms possible (20-30%) across the area this afternoon/evening.

Aviation

/12Z TAFS THROUGH 18Z THURSDAY/... Issued at 654 AM CDT Wed Sep 16 2026

A weak cold front has slowly moved south of all local terminals and is now...