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Hartley, SD Weather Forecast

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Hartley, SD Weather Forecast

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Hartley SD weather - Mostly Cloudy - 54°F
Mostly Cloudy
54°F
Updated 9:51 pm
Feels Like 49°F
Humidity 77%
Wind SE 10 mph
Barometer  30.08 in
Dew Point 47°F
Hartley SD weather - Mostly Cloudy - 12°C
Mostly Cloudy
12°C
Updated 9:51 pm
Feels Like 9°C
Humidity 77%
Wind SE 16 km/h
Barometer  101.8 kPa
Dew Point 8°C
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Hartley Weather Forecast

REST OF TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY
Hartley, SD Weather - Rest Of Tonight Chance Of Rain Hartley, SD Weather - Saturday Partly Cloudy Hartley, SD Weather - Saturday Night Partly Cloudy Hartley, SD Weather - Sunday Partly Cloudy Hartley, SD Weather - Sunday Night Rain Hartley, SD Weather - Monday Rain Hartley, SD Weather - Monday Night Rain Hartley, SD Weather - Tuesday Chance Of Rain Hartley, SD Weather - Tuesday Night Partly Cloudy Hartley, SD Weather - Wednesday Mostly Sunny Hartley, SD Weather - Wednesday Night Partly Cloudy Hartley, SD Weather - Thursday Partly Cloudy
Chance of Rain Partly Cloudy Partly Cloudy Partly Cloudy Rain Rain Rain Chance of Rain Partly Cloudy Mostly Sunny Partly Cloudy Partly Cloudy
Lo: 45°FLo: 7°C Hi: 65°FHi: 18°C
 Lo: 45°FLo: 7°C Hi: 65°FHi: 18°C
 Lo: 49°FLo: 9°C Hi: 59°FHi: 15°C
 Lo: 40°FLo: 4°C Hi: 51°FHi: 11°C
 Lo: 35°FLo: 2°C Hi: 51°FHi: 11°C
 Lo: 31°FLo: -1°C Hi: 49°FHi: 9°C
POP: 20% POP: 60% POP: 90% POP: 70% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 827 PM MDT Fri Oct 30 2026 Hartley, SD Weather - WeatherWorld.com

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Issued: 520 PM MDT Fri Oct 30 2026

Key Messages

  • Areas of dense fog return tonight into Saturday morning.
  • Mild and mostly dry this weekend
  • Rain and gusty northwest winds Monday into Monday night; some light snow possible over the higher Black Hills.

Discussion

...(This Evening Through Friday) Issued at 123 PM MDT Fri Oct 30 2026

A slow-moving deep upper trough is sitting just offshore the Pac NW. Southwesterly flow is stretching across most of the western CONUS into the northern Plains. WV imagery shows a strong shortwave crossing the...