Weather Alert
St Clair County Weather Warning NWS WEATHER ALERT FOR THE ST CLAIR COUNTY, AL AREA - SHORTTERM FORECAST Issued: 1016 AM CDT Sun Aug 16 2026 St Clair County Weather Warning

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St Clair County, AL Weather Forecast

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St Clair County, AL Weather Forecast

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St Clair County AL weather - Clear - 93°F
Clear
93°F
Updated 6:10 pm
Feels Like 92°F
Humidity 56%
Wind N 0 mph
Barometer  30.04 in
Dew Point 75°F
St Clair County AL weather - Clear - 34°C
Clear
34°C
Updated 6:10 pm
Feels Like 33°C
Humidity 56%
Wind N 0 km/h
Barometer  101.7 kPa
Dew Point 24°C
WX Settings

St Clair County Weather Forecast

THIS AFTERNOON TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
St Clair County, AL Weather - This Afternoon Chance Of T-Storm St Clair County, AL Weather - Tonight Mostly Clear St Clair County, AL Weather - Monday Chance Of T-Storm St Clair County, AL Weather - Monday Night Chance Of T-Storm St Clair County, AL Weather - Tuesday Sunny St Clair County, AL Weather - Tuesday Night Partly Cloudy St Clair County, AL Weather - Wednesday Sunny St Clair County, AL Weather - Wednesday Night Partly Cloudy St Clair County, AL Weather - Thursday Chance Of T-Storm St Clair County, AL Weather - Thursday Night Chance Of T-Storm St Clair County, AL Weather - Friday Chance Of T-Storm St Clair County, AL Weather - Friday Night Chance Of T-Storm
Chance of T-Storm Mostly Clear Chance of T-Storm Chance of T-Storm Sunny Partly Cloudy Sunny Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm
Hi: 95°FHi: 35°C
 Lo: 75°FLo: 24°C Hi: 99°FHi: 37°C
 Lo: 75°FLo: 24°C Hi: 95°FHi: 35°C
 Lo: 71°FLo: 22°C Hi: 95°FHi: 35°C
 Lo: 71°FLo: 22°C Hi: 95°FHi: 35°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C
POP: 20% POP: 30% POP: 20% POP: 20% POP: 20% POP: 50% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 128 PM CDT Sun Aug 16 2026 St Clair County, AL Weather - WeatherWorld.com

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Issued: 213 PM CDT Sun Aug 16 2026

Key Messages

Issued at 205 PM CDT SUN AUG 16 2026

  • Heat: Major to extreme heat risk is expected to persist through the beginning of the work week, with heat indices reaching 105 to near 113 degrees. A heat advisory is in effect today. For tonight into Monday, an extreme heat warning is in effect.
  • Thunderstorms: Isolated summertime convection, around 20% is expected this afternoon and evening with slightly higher coverage on Monday through much of the week with 20-40% ...