McCook, IL Weather Forecast

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McCook IL weather  - Overcast - 68°F
Overcast
68°F
Updated 11:31 pm
Feels Like 63°F
Humidity 78%
Wind S 12 mph
Barometer  29.75 in
Dew Point 61°F
McCook IL weather  - Overcast - 20°C
Overcast
20°C
Updated 11:31 pm
Feels Like 17°C
Humidity 78%
Wind S 19 km/h
Barometer  100.7 kPa
Dew Point 16°C

McCook Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY
McCook, IL Weather - Tonight Chance Of Rain McCook, IL Weather - Wednesday Showers Likely McCook, IL Weather - Wednesday Night Mostly Cloudy McCook, IL Weather - Thursday Chance Of Showers McCook, IL Weather - Thursday Night Chance Of Showers McCook, IL Weather - Friday Chance Of Showers McCook, IL Weather - Friday Night Chance Of Rain McCook, IL Weather - Saturday Partly Cloudy McCook, IL Weather - Saturday Night Partly Cloudy McCook, IL Weather - Sunday Clearing McCook, IL Weather - Sunday Night Mostly Clear McCook, IL Weather - Monday Mostly Sunny
Chance of Rain Showers Likely Mostly Cloudy Chance of Showers Chance of Showers Chance of Showers Chance of Rain Partly Cloudy Partly Cloudy Clearing Mostly Clear Mostly Sunny
Lo: 61°FLo: 16°C Hi: 65°FHi: 18°C
Lo: 49°FLo: 9°C Hi: 59°FHi: 15°C
Lo: 45°FLo: 7°C Hi: 51°FHi: 11°C
Lo: 40°FLo: 4°C Hi: 51°FHi: 11°C
Lo: 39°FLo: 4°C Hi: 59°FHi: 15°C
Lo: 40°FLo: 4°C Hi: 60°FHi: 16°C
POP: 70% POP: 70% POP: 30% POP: 50% POP: 50% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 846 PM CST Tue Nov 03 2026 McCook, IL Weather - WeatherWorld.com

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Issued: 558 PM CST Tue Nov 3 2026

Key Messages

  • Waves of showers will continue through tonight, with a soaking rainfall expected over much of the area before tapering off Wednesday morning.
  • A return to more seasonable temperatures is expected late this week into the upcoming weekend.

Discussion

... Issued at 118 PM CST Tue Nov 3 2026

Early this afternoon, a deep, negatively tilted trough axis extends down the spine of the Plains. Along its leeward side, we find a couple of distinct areas of low pressure, most notably one currently li...