McCook, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Overcast 80°F 27°C Heat Index: 82°F	Observed at: McCook, IL	Elevation: 974 ft | 297 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Overcast	Temperature: 80°F | 27°C
	Pressure: 29.39 in | 995.1 mb	Dewpoint: 65°F | 18°C
	Humidity: 61%	Wind: ENE 4 mph | ENE 6 kph
	Feels Like: 84°F | 29°C	Visibility: 41 mi | 65.9 km
	Lat/Long: 41.7978 | -87.8447	Sunrise: 5:30 AM   Sunset: 8:24 PM

7 Day Graphical Forecast

Valid: 10:16 PM 7/16/2026

Tonight Overcast 75 °F 21% Chance Precipitation Friday Overcast 93 |76 °F 18% Chance Precipitation Saturday Heavy Drizzle 92 |75 °F 68% Chance Precipitation Sunday Overcast 88 |71 °F 1% Chance Precipitation Monday Overcast 86 |67 °F 44% Chance Precipitation Tuesday Light Drizzle 87 |66 °F 44% Chance Precipitation Wednesday Overcast 76 |58 °F 6% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:16 PM 7/16/2026

10 PM Overcast 80 °F 0% Chance Precipitation

11 PM Overcast 78 °F 2% Chance Precipitation

12 AM Mostly Clear 77 °F 6% Chance Precipitation

1 AM Mostly Clear 77 °F 4% Chance Precipitation

2 AM Overcast 77 °F 3% Chance Precipitation

3 AM Overcast 78 °F 2% Chance Precipitation

4 AM Partly Cloudy 77 °F 2% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for McCook, IL - (Fahrenheit & Celsius) Valid: 10:16 PM 7/16/2026 Tonight Overcast with a low around 75°F [24°C]. NE wind to around 11 mph [17 kph], with gusts to near 13 mph [21 kph]. Chance of precipitation 21% with QPF of 0.00 in [0.0 mm]. Friday Overcast with a high near 93°F [34°C]. SW wind to around 11 mph [18 kph], with gusts to near 21 mph [33 kph]. Dewpoint near 65°F [18°C] with humidity of 90%. Pressure around 29.39 in [995.1 mb]. UV Index: 7.5. Chance of precipitation 18% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 76°F [24°C]. SW wind to around 11 mph [18 kph], with gusts to near 21 mph [33 kph]. Chance of precipitation 18% with QPF of 0.00 in [0.0 mm]. Saturday Heavy Drizzle with a high near 92°F [33°C]. WNW wind to around 15 mph [24 kph], with gusts to near 30 mph [49 kph]. Dewpoint near 65°F [18°C] with humidity of 76%. Pressure around 29.39 in [995.1 mb]. UV Index: 7.45. Chance of precipitation 68% with QPF of 0.04 in [1.1 mm]. Saturday Night Heavy Drizzle with a low around 75°F [24°C]. WNW wind to around 15 mph [24 kph], with gusts to near 30 mph [49 kph]. Chance of precipitation 68% with QPF of 0.04 in [1.1 mm]. Sunday Overcast with a high near 88°F [31°C]. ENE wind to around 9 mph [14 kph], with gusts to near 18 mph [29 kph]. Dewpoint near 65°F [18°C] with humidity of 75%. Pressure around 29.39 in [995.1 mb]. UV Index: 7.5. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 71°F [21°C]. ENE wind to around 9 mph [14 kph], with gusts to near 18 mph [29 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 86°F [30°C]. SSW wind to around 12 mph [19 kph], with gusts to near 27 mph [43 kph]. Dewpoint near 65°F [18°C] with humidity of 92%. Pressure around 29.39 in [995.1 mb]. UV Index: 6.65. Chance of precipitation 44% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 67°F [20°C]. SSW wind to around 12 mph [19 kph], with gusts to near 27 mph [43 kph]. Chance of precipitation 44% with QPF of 0.00 in [0.0 mm]. Tuesday Light Drizzle with a high near 87°F [31°C]. WNW wind to around 14 mph [22 kph], with gusts to near 34 mph [54 kph]. Dewpoint near 65°F [18°C] with humidity of 94%. Pressure around 29.39 in [995.1 mb]. UV Index: 7. Chance of precipitation 44% with QPF of 0.01 in [0.3 mm]. Tuesday Night Light Drizzle with a low around 66°F [19°C]. WNW wind to around 14 mph [22 kph], with gusts to near 34 mph [54 kph]. Chance of precipitation 44% with QPF of 0.01 in [0.3 mm]. Wednesday Overcast with a high near 76°F [25°C]. NNE wind to around 12 mph [20 kph], with gusts to near 23 mph [36 kph]. Dewpoint near 65°F [18°C] with humidity of 64%. Pressure around 29.39 in [995.1 mb]. UV Index: 7.1. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 58°F [14°C]. NNE wind to around 12 mph [20 kph], with gusts to near 23 mph [36 kph]. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for McCook, IL

Tonight: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 1.1 mm | 0.04 in

Saturday Night: 1.1 mm | 0.04 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 in

Monday: 0.0 mm | 0.00 in

Monday Night: 0.0 mm | 0.00 in

Tuesday: 0.3 mm | 0.01 in

Tuesday Night: 0.3 mm | 0.01 in

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

7 Day and Night - Maximum Wind Speed Forecast for McCook, IL

Tonight: NE @ 17 kph | 11 mph

Friday: SW @ 18 kph | 11 mph

Friday Night: SW @ 18 kph | 11 mph

Saturday: WNW @ 24 kph | 15 mph

Saturday Night: WNW @ 24 kph | 15 mph

Sunday: ENE @ 14 kph | 9 mph

Sunday Night: ENE @ 14 kph | 9 mph

Monday: SSW @ 19 kph | 12 mph

Monday Night: SSW @ 19 kph | 12 mph

Tuesday: WNW @ 22 kph | 14 mph

Tuesday Night: WNW @ 22 kph | 14 mph

Wednesday: NNE @ 20 kph | 12 mph

Wednesday Night: NNE @ 20 kph | 12 mph

7 Day and Night - Maximum Humidity Forecast for McCook, IL

Tonight: 93 %

Friday: 90 %

Friday Night: 90 %

Saturday: 76 %

Saturday Night: 76 %

Sunday: 75 %

Sunday Night: 75 %

Monday: 92 %

Monday Night: 92 %

Tuesday: 94 %

Tuesday Night: 94 %

Wednesday: 64 %

Wednesday Night: 64 %

7 Day and Night - Snowfall Totals Forecast for McCook, IL

Tonight: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

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