Helena, MO Weather Forecast

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Helena, MO Weather Forecast

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Helena MO weather  - Clear - 73°F
Clear
73°F
Updated 6:15 am
Feels Like 76°F
Humidity 76%
Wind S 7 mph
Barometer  29.85 in
Dew Point 65°F
Helena MO weather  - Clear - 23°C
Clear
23°C
Updated 6:15 am
Feels Like 24°C
Humidity 76%
Wind S 11 km/h
Barometer  101.1 kPa
Dew Point 18°C

Helena Weather Forecast

REST OF TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY
Helena, MO Weather - Rest Of Tonight Partly Cloudy Helena, MO Weather - Saturday Chance Of Showers Helena, MO Weather - Saturday Night Chance Of T-Storm Helena, MO Weather - Sunday Chance Of Showers Helena, MO Weather - Sunday Night Showers Helena, MO Weather - Monday Chance Of Showers Helena, MO Weather - Monday Night Mostly Cloudy Helena, MO Weather - Tuesday Mostly Cloudy Helena, MO Weather - Tuesday Night Partly Cloudy Helena, MO Weather - Wednesday Partly Cloudy Helena, MO Weather - Wednesday Night Mostly Cloudy Helena, MO Weather - Thursday Mostly Cloudy
Partly Cloudy Chance of Showers Chance of T-Storm Chance of Showers Showers Chance of Showers Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy
Lo: 71°FLo: 22°C Hi: 89°FHi: 32°C
Lo: 65°FLo: 18°C Hi: 75°FHi: 24°C
Lo: 60°FLo: 16°C Hi: 65°FHi: 18°C
Hi: 65°FHi: 18°C
Lo: 55°FLo: 13°C
Hi: 65°FHi: 18°C
Lo: 55°FLo: 13°C
Hi: 69°FHi: 21°C
Lo: 49°FLo: 9°C
Hi: 69°FHi: 21°C
Lo: 49°FLo: 9°C
Hi: 70°FHi: 21°C
Lo: 51°FLo: 11°C
Hi: 70°FHi: 21°C
Lo: 51°FLo: 11°C
POP: 20% POP: 70% POP: 50% POP: 70% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 127 AM CDT Sat Sep 19 2026 Helena, MO Weather - WeatherWorld.com

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Helena Forecast Discussion

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Issued: 308 AM CDT Sat Sep 19 2026

Key Messages

  • Hot and Humid Saturday Afternoon
  • Thunderstorms This Evening through Overnight; Some Severe Storms Possible
  • Cooler After Sunday

Discussion

... Issued at 308 AM CDT Sat Sep 19 2026

The trough over the Intermountain West will send a few vort maxima into the Central CONUS as we head into Saturday, which will provide gradual H5 height falls across the area. The dCVA associated with this will continue to deepen a surface cyclone which is beginning to expand eastward, with surface pressure fal...