NimbocastProspect Heights, IL Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Prospect Heights, Cook County, Illinois.
Updated Jul 29, 2026, 2:18 PM local time · Radar refreshes every 5 minutes
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Prospect Heights
79°F
Wind 10 mph
Humidity 42%
Cloud cover 0%
UV index 7
Alerts 0
Active alerts
✓
No active National Weather Service alerts for Prospect Heights, IL.
Prospect Heights weather radar
Light
Heavy
Next 24 hours
Now
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79°F
3 PM
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80°F
4 PM
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80°F
5 PM
☀️
80°F
6 PM
☀️
79°F
7 PM
☀️
77°F
8 PM
☀️
73°F
9 PM
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70°F
10 PM
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68°F
11 PM
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66°F
12 AM
☀️
65°F
1 AM
☀️
64°F
2 AM
☀️
63°F
3 AM
☀️
63°F
4 AM
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62°F
5 AM
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61°F
6 AM
☀️
60°F
7 AM
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62°F
8 AM
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70°F
9 AM
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77°F
10 AM
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81°F
11 AM
☀️
84°F
12 PM
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87°F
1 PM
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89°F
7-day forecast
Today
Jul 29
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80°F
61°F
Thu
Jul 30
☁️
91°F
60°F
Fri
Jul 31
🌦️
83°F
68°F
72%
Sat
Aug 1
🌦️
69°F
65°F
72%
Sun
Aug 2
☁️
77°F
63°F
11%
Mon
Aug 3
☀️
83°F
64°F
4%
Tue
Aug 4
☀️
86°F
67°F
5%
Weather near Prospect Heights
2 mi
Arlington Heights, IL2 mi
Mount Prospect, IL3 mi
Wheeling, IL4 mi
Buffalo Grove, IL4 mi
Rolling Meadows, IL5 mi
Palatine, IL5 mi
Des Plaines, IL6 mi
Northbrook, IL
Alerts are relayed from the National Weather Service and may lag
the official source. In a life-threatening situation always follow
weather.gov and local emergency
broadcasts.