Weather forecast for 10 days
Keystone, SD

Weather forecast for the weekend

Saturday, Mar 29.

Snow Showers
6:37 am

7:18 pm
MDT
Snow Showers
34°F / 27°F
  • Wind: 9mph NNE
  • Humidity: 83%
  • Precip. probability: 65%
  • Precipitation: 0.12"
  • UV index: 2
Today, in Keystone, expect scattered snowfall events in the form of snow showers.
With a high probability, light precipitation is anticipated.
Minor temperature shifts are expected, peaking at a maximum of an icy 33.8°F and dropping to a minimum of a subzero 26.6°F.
Today, expect conditions that are colder than normal, with a temperature that reflects February's typical maximum of 31.5°F.
Sunrise was at 6:37 am and sunset will be at 7:18 pm; the daylight will last for 12h and 41min.

Sunday, Mar 30.

Snow Showers
6:36 am

7:19 pm
MDT
Snow Showers
34°F / 27°F
  • Wind: 7mph NE
  • Humidity: 79%
  • Precip. probability: 50%
  • Precipitation: 0.16"
  • UV index: 2
Tomorrow, on Sunday, March 30, light snow showers are expected to continue.
With a low probability, light precipitation is forecasted.
Slight temperature shifts from a high of an icy 33.8°F to a low of a harsh 26.6°F are predicted.
The day's peak of 33.8°F reflects February's seasonal pattern more than March's.
Sunrise will be at 6:36 am and sunset at 7:19 pm; tomorrow's daylight will last for 12h and 44min.

Frequently asked questions

What is the weather forecast for Keystone for tomorrow?
On Sunday, in Keystone, minor snow showers may brush the area.
Will it snow tomorrow?
Light precipitation of 0.16" is anticipated in Keystone. The likelihood of snowfall is 50%.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 33.8°F, while the lowest temperature will be 26.6°F.
Tomorrow, the maximum temperature will be uncommonly lower than the average highest temperature of 43.9°F in March. The lowest temperature tomorrow will be in line with the average low temperature.
When is the sunrise / sunset tomorrow?
On Sunday, in Keystone, sunrise will be at 6:36 am and sunset at 7:19 pm (MDT).
How many hours of daylight will Keystone have tomorrow?
Tomorrow, the daylight will last for 12h and 44min.
What is the weather forecast for Keystone for the next ten days?
In Keystone, weather will be unstable, and a combination of cloudy, snow-blanketed, rain-filled and sun-filled weather is predicted for the next ten days.
Will it rain in the next ten days?
Rainfall is expected on Monday and Tuesday in Keystone. With light precipitation of 0.39", Tuesday will be the day with the most rainfall.
Will it snow in the next ten days?
Snowfall is predicted for Saturday, Sunday and Wednesday in Keystone. Tuesday, with substantial precipitation of 0.39", will be the day with the most snowfall.
How warm will it be in the next ten days?
The maximum temperature will vary between 33.8°F and 60.8°F, as the minimum temperature will be between 24.8°F and 39.2°F.
What will be the warmest and the coldest days?
The warmest day will be next Monday, with a maximum of 60.8°F. The coldest days will be Saturday and Sunday, with a maximum of 33.8°F.

Long-term weather forecast

SatMar 29.
  • 34°F
  • 27°F
Snow Showers
Snow Showers
  • Wind: 9mph NNE
  • Humidity: 83%
  • UV index: 2
  • Precip. probability: 65%
  • Precipitation: 0.12"
  • 6:37 am 7:18 pm MDT
SunMar 30.
  • 34°F
  • 27°F
Snow Showers
Snow Showers
  • Wind: 7mph NE
  • Humidity: 79%
  • UV index: 2
  • Precip. probability: 50%
  • Precipitation: 0.16"
  • 6:36 am 7:19 pm MDT
MonMar 31.
  • 43°F
  • 34°F
Cloudy
Cloudy
  • Wind: 11mph SSE
  • Humidity: 77%
  • UV index: 2
  • Precip. probability: 20%
  • Precipitation: 0.04"
  • 6:34 am 7:21 pm MDT
TueApr 1.
  • 41°F
  • 30°F
Rain
Rain
  • Wind: 9mph ENE
  • Humidity: 78%
  • UV index: 2
  • Precip. probability: 65%
  • Precipitation: 0.39"
  • 6:32 am 7:22 pm MDT
WedApr 2.
  • 39°F
  • 25°F
AM Snow Showers
AM Snow Showers
  • Wind: 14mph NNW
  • Humidity: 67%
  • UV index: 3
  • Precip. probability: 45%
  • Precipitation: 0.08"
  • 6:30 am 7:23 pm MDT
ThuApr 3.
  • 50°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph SSW
  • Humidity: 51%
  • UV index: 5
  • Precip. probability: 23%
  • Precipitation: 0"
  • 6:28 am 7:24 pm MDT
FriApr 4.
  • 50°F
  • 30°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 10mph N
  • Humidity: 52%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:27 am 7:25 pm MDT
SatApr 5.
  • 48°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph NNW
  • Humidity: 49%
  • UV index: 5
  • Precip. probability: 23%
  • Precipitation: 0"
  • 6:25 am 7:27 pm MDT
SunApr 6.
  • 54°F
  • 32°F
Sunny
Sunny
  • Wind: 9mph NW
  • Humidity: 42%
  • UV index: 5
  • Precip. probability: 7%
  • Precipitation: 0"
  • 6:23 am 7:28 pm MDT
MonApr 7.
  • 61°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph WSW
  • Humidity: 36%
  • UV index: 5
  • Precip. probability: 3%
  • Precipitation: 0"
  • 6:21 am 7:29 pm MDT
An unsettled pattern is expected over the next ten days, and a mix of overcast, snowy and cold, damp and dry and sunny weather is forecasted.
Rainfall is predicted for Monday and Tuesday.
Snowfall is expected on Saturday, Sunday and Wednesday. With high precipitation of 0.39", most snowfall is expected on Tuesday.
Temperature differences will be noticeable in the next ten days. Maximum temperatures are forecasted between 33.8°F and 60.8°F, while the nightly low temperatures will show also a considerable swing, as the minimum temperature is expected to range between 24.8°F and 39.2°F.
Next Monday will be the warmest day, with a maximum temperature of 60.8°F; the coldest days will be Saturday and Sunday, with a maximum of 33.8°F.
Updated: Mar 29, 2025 @ 16:26:04 UTC
Published by: Weather U.S. | About Us
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