Weather Alert
Portage Park Weather Warning NWS WEATHER ALERT FOR THE PORTAGE PARK, IL AREA - Issued: 218 PM CDT Tue Aug 18 2026 Portage Park Weather Warning

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Portage Park, IL Weather - Hour by Hour Forecast

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Portage Park, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Mostly Clear. Temperature is 67°F19°C, dew point 66°F19°C, humidity 96%. Wind direction is SW at 3 mph5 km/h with visibility of 10 mi16 km. Barometric pressure is 29.91 in1013 mb.
Rest of Tonight - Mostly cloudy. Showers with thunderstorms likely late in the evening, then a chance of showers and a slight chance of thunderstorm.. Full Forecast
Wednesday - Mostly cloudy. A slight chance of showers and thunderstorms late. Highs in the upper 70s. North winds around 5 mph, becoming north.. Full Forecast

Portage Park Hourly Weather

24 Hour Forecast Scroll
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Portage Park, IL Hourly Weather - Mostly Clear - 12:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 1:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 2:00 AM Portage Park, IL Hourly Weather - Clear - 3:00 AM Portage Park, IL Hourly Weather - Clear - 4:00 AM Portage Park, IL Hourly Weather - Clear - 5:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 6:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 7:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 8:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 9:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 10:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 11:00 AM Portage Park, IL Hourly Weather - Mostly Clear - 12:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 1:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 2:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 3:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 4:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 5:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 6:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 7:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 8:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 9:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 10:00 PM Portage Park, IL Hourly Weather - Mostly Clear - 11:00 PM
Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear
69°F21°C 68°F20°C 67°F19°C 65°F18°C 64°F18°C 64°F18°C 65°F18°C 65°F18°C 68°F20°C 72°F22°C 75°F24°C 77°F25°C 79°F26°C 81°F27°C 81°F27°C 82°F28°C 82°F28°C 81°F27°C 80°F27°C 79°F26°C 77°F25°C 74°F23°C 72°F22°C 71°F22°C
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57°F14°C 56°F13°C 56°F13°C 55°F13°C 55°F13°C 55°F13°C 54°F12°C 54°F12°C 53°F12°C 53°F12°C 52°F11°C 52°F11°C 51°F11°C 51°F11°C 51°F11°C 50°F10°C 50°F10°C 50°F10°C 51°F11°C 51°F11°C 52°F11°C 52°F11°C 53°F12°C 54°F12°C
66% 66% 68% 70% 73% 73% 68% 68% 59% 51% 45% 42% 38% 35% 35% 33% 33% 34% 37% 38% 42% 46% 51% 55%
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POP = Probability of Precipitation. ** Indicates missing data/values from KORD model statistics.

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Prob Precip % = Probability of Precipitation.

Portage Park 36 Hour Forecast

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

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