Weather Alert
Prospect Heights Weather Warning NWS WEATHER ALERT FOR THE PROSPECT HEIGHTS, IL AREA - Issued: 304 PM CDT Mon Sep 28 2026 Prospect Heights Weather Warning

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Prospect Heights, IL Weather - Hour by Hour Forecast

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Prospect Heights, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Partly Cloudy. Temperature is 57°F14°C, dew point 56°F13°C, humidity 96%. Wind direction is N at 0 mph0 km/h with visibility of 10 mi16 km. Barometric pressure is 30.07 in1018 mb.
Rest of Tonight - Mostly clear late in the evening, then becoming mostly cloudy. Patchy fog after midnight. Areas of fog late. Lows in the lower 50s.. Full Forecast
Tuesday - Partly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph... Full Forecast

Prospect Heights Hourly Weather

24 Hour Forecast Scroll
Mon, Sep 28
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Prospect Heights, IL Hourly Weather - Mostly Cloudy - 11:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 12:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 1:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 2:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 3:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 4:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 5:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 6:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 7:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 8:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 9:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 10:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 11:00 AM Prospect Heights, IL Hourly Weather - Cloudy - 12:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 1:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 2:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 3:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 4:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 5:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 6:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 7:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 8:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 9:00 PM Prospect Heights, IL Hourly Weather - Cloudy - 10:00 PM
Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
66°F19°C 65°F18°C 64°F18°C 63°F17°C 63°F17°C 62°F17°C 61°F16°C 61°F16°C 60°F16°C 62°F17°C 65°F18°C 67°F19°C 68°F20°C 69°F21°C 70°F21°C 70°F21°C 69°F21°C 69°F21°C 67°F19°C 66°F19°C 64°F18°C 64°F18°C 63°F17°C 63°F17°C
- - - - - - - - - Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain
5% 5% 5% 18% 18% 18% 18% 18% 18% 35% 35% 35% 35% 35% 35% 56% 56% 56% 56% 56% 56% 57% 57% 57%
52°F11°C 51°F11°C 51°F11°C 51°F11°C 51°F11°C 51°F11°C 51°F11°C 51°F11°C 51°F11°C 52°F11°C 52°F11°C 53°F12°C 53°F12°C 52°F11°C 52°F11°C 52°F11°C 53°F12°C 53°F12°C 53°F12°C 52°F11°C 52°F11°C 53°F12°C 54°F12°C 55°F13°C
61% 61% 63% 65% 65% 67% 70% 70% 72% 70% 63% 61% 59% 55% 53% 53% 57% 57% 61% 61% 65% 67% 72% 75%
S S S S S S S S S S S S S S S S S S S S SSE SSE S S
6 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 3 mph 3 mph 3 mph 6 mph 6 mph 6 mph 8 mph 8 mph 8 mph 10 mph 10 mph 10 mph 7 mph 7 mph 7 mph 4 mph 4 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 5 mi8 km 5 mi8 km 5 mi8 km 5 mi8 km 6 mi10 km 6 mi10 km
Hour (CDT)
Weather
Clouds
Temperature
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POP
Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KPWK model statistics.

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Prob Precip % = Probability of Precipitation.

Prospect Heights 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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