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St Clair County Intl Weather Warning NWS WEATHER ALERT FOR THE ST CLAIR COUNTY INTL, MI AREA - Issued: 358 PM EDT Wed Aug 12 2026 St Clair County Intl Weather Warning

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St Clair County Intl, MI Weather - Hour by Hour Forecast

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St Clair County Intl, MI Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Fog And Mist. Temperature is 66°F19°C, dew point 64°F18°C, humidity 94%. Wind direction is N at 0 mph0 km/h with visibility of 2.50 mi4 km. Barometric pressure is 29.85 in1011 mb.
Evening - Mostly cloudy with a chance of showers and thunderstorms early, then partly cloudy with showers likely and a chance of thunderstor.. Full Forecast
Tonight - Partly cloudy. A chance of showers and a slight chance of thunderstorms in the evening. Patchy fog. Lows in the lower 60s. North w.. Full Forecast

St Clair County Intl Hourly Weather

24 Hour Forecast Scroll
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St Clair County Intl, MI Hourly Weather - Partly Cloudy - 11:00 PM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 12:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 1:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 2:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 3:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 4:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 5:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 6:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 7:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 8:00 AM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 9:00 AM St Clair County Intl, MI Hourly Weather - Mostly Clear - 10:00 AM St Clair County Intl, MI Hourly Weather - Mostly Clear - 11:00 AM St Clair County Intl, MI Hourly Weather - Mostly Clear - 12:00 PM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 1:00 PM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 2:00 PM St Clair County Intl, MI Hourly Weather - Partly Cloudy - 3:00 PM St Clair County Intl, MI Hourly Weather - Clear - 4:00 PM St Clair County Intl, MI Hourly Weather - Clear - 5:00 PM St Clair County Intl, MI Hourly Weather - Clear - 6:00 PM St Clair County Intl, MI Hourly Weather - Clear - 7:00 PM St Clair County Intl, MI Hourly Weather - Clear - 8:00 PM St Clair County Intl, MI Hourly Weather - Clear - 9:00 PM St Clair County Intl, MI Hourly Weather - Clear - 10:00 PM
Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Clear Clear Clear Clear
63°F17°C 62°F17°C 60°F16°C 59°F15°C 58°F14°C 58°F14°C 57°F14°C 58°F14°C 60°F16°C 61°F16°C 66°F19°C 71°F22°C 76°F24°C 77°F25°C 78°F26°C 79°F26°C 79°F26°C 79°F26°C 79°F26°C 77°F25°C 74°F23°C 72°F22°C 69°F21°C 66°F19°C
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0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
59°F15°C 58°F14°C 58°F14°C 57°F14°C 56°F13°C 56°F13°C 55°F13°C 56°F13°C 58°F14°C 59°F15°C 59°F15°C 60°F16°C 60°F16°C 59°F15°C 57°F14°C 56°F13°C 55°F13°C 55°F13°C 54°F12°C 54°F12°C 55°F13°C 55°F13°C 55°F13°C 55°F13°C
87% 87% 93% 93% 93% 93% 93% 93% 93% 93% 78% 68% 58% 54% 49% 45% 44% 44% 42% 45% 52% 55% 61% 68%
N N N N N NNE NE NNE NNE N N N N N NNE NNE NNE NNE NNE NNE NNE NNE NNE NNE
0 mph 0 mph 0 mph 0 mph 0 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 4 mph 4 mph 4 mph 7 mph 7 mph 7 mph 9 mph 9 mph 9 mph 6 mph 6 mph 6 mph 3 mph
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Hour (EDT)
Weather
Clouds
Temperature
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POP
Dewpoint
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KPHN model statistics.

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Prob Precip % = Probability of Precipitation.

St Clair County Intl 36 Hour Forecast

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

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