Weather forecast for todayHarrison, SD

Weather forecast for today

Current condition 8:02 pm CDT

  • 70°F
  • Feels like:
    70°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 12mphSE 140°
  • Humidity: 65%
  • Dewpoint: 55°F
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, a steady high-pressure system keeps the weather fair and dry.
The temperature is a delightful 69.8°F. The current temperature is still relatively far from the predicted minimum of 59°F.

Thursday Oct 22, 2026

  • min.
  • 59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 14mphSSE 155°
  • Humidity: 70%
  • UV index: 0
  • Sunrise: 7:57 am CDT
  • Sunset: 6:39 pm CDT
  • ▼
In Harrison, for the rest of Thursday, clouds will come and go, but expect bright periods in between.
The lowest forecasted temperature is a moderate 59°F.
Sunrise was at 7:57 am and sunset at 6:39 pm; the daylight lasted for 10h and 43min.

Hourly overview

Hourly temperatures

Warmest period: 9 pm - 10 pm 66°C.
Coldest hour: 5 am 61°C.

Chance of precipitation

Highest chance: 4 am - 5 am 8%.

Hourly weather forecast

  • 9 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphSSE 150°
  • Humidity: 68%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphSSE 153°
  • Humidity: 70%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphSSE 154°
  • Humidity: 70%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 14mphSSE 156°
  • Humidity: 67%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 64°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphSSE 157°
  • Humidity: 68%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 64°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphSSE 158°
  • Humidity: 69%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 63°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 14mphSSE 157°
  • Humidity: 71%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 63°F
  • Feels like:
    61°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 14mphSSE 157°
  • Humidity: 72%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 61°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 14mphSSE 156°
  • Humidity: 72%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 61°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 14mphSSE 155°
  • Humidity: 73%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of Thursday, gray skies are likely.
The temperature will vary between the highest temperature of 66.2°F and the lowest temperature of 64.4°F.
Updated: Oct 23, 2026 @ 01:02:41 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (8:02 pm CDT) is 69.8°F.

Today, high-altitude clouds may scatter across the sky, but the sun will still shine.

On Thursday, in Harrison, sunrise was at 7:57 am and sunset at 6:39 pm (CDT).

Today in Harrison, the length of the day was 10h and 43min.