Northbrook, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Mostly Clear 76°F 24°C Heat Index: 76°F	Observed at: Northbrook, IL	Elevation: 1000 ft | 305 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Mostly Clear	Temperature: 76°F | 24°C
	Pressure: 29.35 in | 993.8 mb	Dewpoint: 70°F | 21°C
	Humidity: 83%	Wind: NE 5 mph | NE 8 kph
	Feels Like: 82°F | 28°C	Visibility: 31.4 mi | 50.5 km
	Lat/Long: 42.1275 | -87.8289	Sunrise: 5:29 AM   Sunset: 8:25 PM

7 Day Graphical Forecast

Valid: 10:23 PM 7/16/2026

Tonight Overcast 74 °F 4% Chance Precipitation Friday Overcast 97 |71 °F 20% Chance Precipitation Saturday Overcast 91 |73 °F 54% Chance Precipitation Sunday Overcast 78 |71 °F 7% Chance Precipitation Monday Overcast 87 |69 °F 44% Chance Precipitation Tuesday Showers 81 |64 °F 44% Chance Precipitation Wednesday Light Drizzle 70 |56 °F 4% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:23 PM 7/16/2026

10 PM Mostly Clear 76 °F 1% Chance Precipitation

11 PM Clear 76 °F 2% Chance Precipitation

12 AM Overcast 75 °F 3% Chance Precipitation

1 AM Overcast 74 °F 3% Chance Precipitation

2 AM Overcast 74 °F 4% Chance Precipitation

3 AM Overcast 73 °F 4% Chance Precipitation

4 AM Overcast 72 °F 4% Chance Precipitation

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

7 Day & Night Weather Forecast for Northbrook, IL - (Fahrenheit & Celsius) Valid: 10:23 PM 7/16/2026 Tonight Overcast with a low around 74°F [23°C]. NE wind to around 10 mph [16 kph], with gusts to near 13 mph [20 kph]. Chance of precipitation 4% with QPF of 0.00 in [0.0 mm]. Friday Overcast with a high near 97°F [36°C]. WSW wind to around 14 mph [22 kph], with gusts to near 23 mph [37 kph]. Dewpoint near 70°F [21°C] with humidity of 88%. Pressure around 29.35 in [993.8 mb]. UV Index: 6.85. Chance of precipitation 20% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 71°F [22°C]. WSW wind to around 14 mph [22 kph], with gusts to near 23 mph [37 kph]. Chance of precipitation 20% with QPF of 0.00 in [0.0 mm]. Saturday Overcast with a high near 91°F [33°C]. NW wind to around 15 mph [24 kph], with gusts to near 31 mph [50 kph]. Dewpoint near 70°F [21°C] with humidity of 83%. Pressure around 29.35 in [993.8 mb]. UV Index: 7.45. Chance of precipitation 54% with QPF of 0.00 in [0.0 mm]. Saturday Night Overcast with a low around 73°F [23°C]. NW wind to around 15 mph [24 kph], with gusts to near 31 mph [50 kph]. Chance of precipitation 54% with QPF of 0.00 in [0.0 mm]. Sunday Overcast with a high near 78°F [25°C]. ENE wind to around 10 mph [15 kph], with gusts to near 20 mph [32 kph]. Dewpoint near 70°F [21°C] with humidity of 78%. Pressure around 29.35 in [993.8 mb]. UV Index: 7.45. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 71°F [22°C]. ENE wind to around 10 mph [15 kph], with gusts to near 20 mph [32 kph]. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 87°F [31°C]. SSW wind to around 13 mph [21 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 70°F [21°C] with humidity of 87%. Pressure around 29.35 in [993.8 mb]. UV Index: 6.75. Chance of precipitation 44% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 69°F [21°C]. SSW wind to around 13 mph [21 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 44% with QPF of 0.00 in [0.0 mm]. Tuesday Showers with a high near 81°F [27°C]. NW wind to around 19 mph [30 kph], with gusts to near 34 mph [55 kph]. Dewpoint near 70°F [21°C] with humidity of 95%. Pressure around 29.35 in [993.8 mb]. UV Index: 3.25. Chance of precipitation 44% with QPF of 0.45 in [11.3 mm]. Tuesday Night Showers with a low around 64°F [18°C]. NW wind to around 19 mph [30 kph], with gusts to near 34 mph [55 kph]. Chance of precipitation 44% with QPF of 0.45 in [11.3 mm]. Wednesday Light Drizzle with a high near 70°F [21°C]. N wind to around 17 mph [28 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 70°F [21°C] with humidity of 73%. Pressure around 29.35 in [993.8 mb]. UV Index: 7.05. Chance of precipitation 4% with QPF of 0.01 in [0.3 mm]. Wednesday Night Light Drizzle with a low around 56°F [13°C]. N wind to around 17 mph [28 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 4% with QPF of 0.01 in [0.3 mm].

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7 Day and Night - QPF Forecast for Northbrook, IL

Tonight: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.0 mm | 0.00 in

Saturday Night: 0.0 mm | 0.00 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: 11.3 mm | 0.45 in

Tuesday Night: 11.3 mm | 0.45 in

Wednesday: 0.3 mm | 0.01 in

Wednesday Night: 0.3 mm | 0.01 in

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

Tonight: NE @ 16 kph | 10 mph

Friday: WSW @ 22 kph | 14 mph

Friday Night: WSW @ 22 kph | 14 mph

Saturday: NW @ 24 kph | 15 mph

Saturday Night: NW @ 24 kph | 15 mph

Sunday: ENE @ 15 kph | 10 mph

Sunday Night: ENE @ 15 kph | 10 mph

Monday: SSW @ 21 kph | 13 mph

Monday Night: SSW @ 21 kph | 13 mph

Tuesday: NW @ 30 kph | 19 mph

Tuesday Night: NW @ 30 kph | 19 mph

Wednesday: N @ 28 kph | 17 mph

Wednesday Night: N @ 28 kph | 17 mph

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

Tonight: 92 %

Friday: 88 %

Friday Night: 88 %

Saturday: 83 %

Saturday Night: 83 %

Sunday: 78 %

Sunday Night: 78 %

Monday: 87 %

Monday Night: 87 %

Tuesday: 95 %

Tuesday Night: 95 %

Wednesday: 73 %

Wednesday Night: 73 %

7 Day and Night - Snowfall Totals Forecast for Northbrook, 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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