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Current weather in Tolstoy is clear sky.

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This page shows hourly weather forecast for Tolstoy, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Tolstoy updated regularly?

Weather data for Tolstoy is updated regularly with the latest available observations and forecasts.

Now · 3:23 AM

Tolstoy Weather & Hourly Forecast

United States · South Dakota · 57475

58°F

Clear night

Feels like: 58°F

💧 Humidity 88% 🌡 Pressure 29.88 inHg 💨 Wind 6 mph 👁 Visibility 6.2 mi ☁ Clouds 2% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:01 AM 🌇 Sunset 8:15 PM

Hourly Forecast for Tolstoy

Today

4:00 AM

Clear night

58° 💧 None 💨 6 mph H 88%29.88 inHg

7:00 AM

Mostly clear night

53° 💧 None 💨 6 mph H 89%29.88 inHg

10:00 AM

Mostly sunny

63° 💧 None 💨 9 mph H 72%29.85 inHg

1:00 PM

Mostly sunny

76° 💧 None 💨 10 mph H 51%29.80 inHg

4:00 PM

Sunny

86° 💧 None 💨 9 mph H 40%29.74 inHg

7:00 PM

Sunny

84° 💧 None 💨 8 mph H 41%29.68 inHg

10:00 PM

Partly cloudy night

71° 💧 None 💨 8 mph H 61%29.71 inHg

Tomorrow

1:00 AM

Mostly cloudy night

66° 💧 None 💨 8 mph H 64%29.71 inHg

4:00 AM

Overcast night

63° 💧 None 💨 8 mph H 72%29.68 inHg

7:00 AM

Overcast night

60° 💧 None 💨 8 mph H 60%29.68 inHg

10:00 AM

Partly cloudy

76° 💧 None 💨 12 mph H 31%29.68 inHg

1:00 PM

Partly cloudy

90° 💧 None 💨 13 mph H 17%29.68 inHg

4:00 PM

Partly cloudy

97° 💧 None 💨 9 mph H 10%29.65 inHg

7:00 PM

Partly cloudy

91° 💧 None 💨 5 mph H 17%29.68 inHg

10:00 PM

Clear night

78° 💧 None 💨 5 mph H 20%29.71 inHg

Friday

1:00 AM

Mostly clear night

74° 💧 None 💨 9 mph H 24%29.74 inHg

Today

4:00 AM

Clear night

58° 💧 None 💨 6 mph H 88%29.88 inHg

5:00 AM

Clear night

57° 💧 None 💨 7 mph H 89%29.88 inHg

6:00 AM

Mostly clear night

55° 💧 None 💨 7 mph H 90%29.88 inHg

7:00 AM

Mostly clear night

53° 💧 None 💨 6 mph H 89%29.88 inHg

8:00 AM

Mostly cloudy

55° 💧 None 💨 7 mph H 88%29.88 inHg

9:00 AM

Partly cloudy

59° 💧 None 💨 8 mph H 80%29.88 inHg

10:00 AM

Mostly sunny

63° 💧 None 💨 9 mph H 72%29.85 inHg

11:00 AM

Mostly sunny

69° 💧 None 💨 9 mph H 64%29.85 inHg

12:00 PM

Mostly sunny

74° 💧 None 💨 10 mph H 56%29.83 inHg

1:00 PM

Mostly sunny

76° 💧 None 💨 10 mph H 51%29.80 inHg

2:00 PM

Sunny

81° 💧 None 💨 9 mph H 47%29.80 inHg

3:00 PM

Sunny

84° 💧 None 💨 9 mph H 43%29.77 inHg

4:00 PM

Sunny

86° 💧 None 💨 9 mph H 40%29.74 inHg

5:00 PM

Sunny

86° 💧 None 💨 8 mph H 38%29.71 inHg

6:00 PM

Sunny

86° 💧 None 💨 7 mph H 37%29.71 inHg

7:00 PM

Sunny

84° 💧 None 💨 8 mph H 41%29.68 inHg

8:00 PM

Sunny

78° 💧 None 💨 8 mph H 51%29.71 inHg

9:00 PM

Mostly clear night

73° 💧 None 💨 9 mph H 58%29.71 inHg

10:00 PM

Partly cloudy night

71° 💧 None 💨 8 mph H 61%29.71 inHg

11:00 PM

Mostly cloudy night

68° 💧 None 💨 7 mph H 62%29.71 inHg

Tomorrow

12:00 AM

Mostly cloudy night

67° 💧 None 💨 7 mph H 63%29.71 inHg

1:00 AM

Mostly cloudy night

66° 💧 None 💨 8 mph H 64%29.71 inHg

2:00 AM

Overcast night

66° 💧 None 💨 7 mph H 67%29.74 inHg

3:00 AM

Overcast night

65° 💧 None 💨 7 mph H 68%29.71 inHg

4:00 AM

Overcast night

63° 💧 None 💨 8 mph H 72%29.68 inHg

5:00 AM

Overcast night

62° 💧 None 💨 7 mph H 73%29.68 inHg

6:00 AM

Overcast night

61° 💧 None 💨 7 mph H 68%29.68 inHg

7:00 AM

Overcast night

60° 💧 None 💨 8 mph H 60%29.68 inHg

8:00 AM

Mostly sunny

64° 💧 None 💨 8 mph H 55%29.68 inHg

9:00 AM

Partly cloudy

71° 💧 None 💨 10 mph H 42%29.68 inHg

10:00 AM

Partly cloudy

76° 💧 None 💨 12 mph H 31%29.68 inHg

11:00 AM

Mostly cloudy

82° 💧 None 💨 13 mph H 25%29.68 inHg

12:00 PM

Partly cloudy

88° 💧 None 💨 14 mph H 21%29.68 inHg

1:00 PM

Partly cloudy

90° 💧 None 💨 13 mph H 17%29.68 inHg

2:00 PM

Sunny

96° 💧 None 💨 12 mph H 13%29.65 inHg

3:00 PM

Sunny

97° 💧 None 💨 10 mph H 11%29.65 inHg

4:00 PM

Partly cloudy

97° 💧 None 💨 9 mph H 10%29.65 inHg

5:00 PM

Partly cloudy

97° 💧 None 💨 8 mph H 11%29.65 inHg

6:00 PM

Partly cloudy

96° 💧 None 💨 8 mph H 12%29.65 inHg

7:00 PM

Partly cloudy

91° 💧 None 💨 5 mph H 17%29.68 inHg

8:00 PM

Mostly sunny

83° 💧 None 💨 5 mph H 19%29.68 inHg

9:00 PM

Clear night

80° 💧 None 💨 6 mph H 20%29.71 inHg

10:00 PM

Clear night

78° 💧 None 💨 5 mph H 20%29.71 inHg

11:00 PM

Mostly clear night

77° 💧 None 💨 6 mph H 21%29.71 inHg

Friday

12:00 AM

Mostly clear night

75° 💧 None 💨 8 mph H 21%29.71 inHg

1:00 AM

Mostly clear night

74° 💧 None 💨 9 mph H 24%29.74 inHg

2:00 AM

Clear night

71° 💧 None 💨 9 mph H 28%29.77 inHg

3:00 AM

Clear night

70° 💧 None 💨 9 mph H 31%29.77 inHg

4:00 AM

Clear night

69° 💧 None 💨 9 mph H 34%29.77 inHg

5:00 AM

Clear night

68° 💧 None 💨 9 mph H 36%29.77 inHg

6:00 AM

Clear night

68° 💧 None 💨 9 mph H 38%29.77 inHg

7:00 AM

Clear night

68° 💧 None 💨 9 mph H 38%29.74 inHg

8:00 AM

Sunny

70° 💧 None 💨 8 mph H 38%29.77 inHg

9:00 AM

Sunny

76° 💧 None 💨 10 mph H 34%29.77 inHg

10:00 AM

Sunny

81° 💧 None 💨 9 mph H 32%29.77 inHg

11:00 AM

Sunny

87° 💧 None 💨 7 mph H 30%29.77 inHg

12:00 PM

Mostly sunny

92° 💧 None 💨 8 mph H 26%29.77 inHg

1:00 PM

Mostly sunny

96° 💧 None 💨 9 mph H 22%29.74 inHg

2:00 PM

Sunny

100° 💧 None 💨 9 mph H 18%29.71 inHg

3:00 PM

Sunny

101° 💧 None 💨 9 mph H 16%29.71 inHg

4:00 PM

Sunny

103° 💧 None 💨 11 mph H 14%29.68 inHg

5:00 PM

Sunny

102° 💧 None 💨 11 mph H 14%29.68 inHg

6:00 PM

Sunny

101° 💧 None 💨 11 mph H 14%29.68 inHg

7:00 PM

Sunny

97° 💧 None 💨 6 mph H 17%29.65 inHg

8:00 PM

Sunny

89° 💧 None 💨 6 mph H 21%29.68 inHg

9:00 PM

Partly cloudy night

85° 💧 None 💨 7 mph H 26%29.71 inHg

10:00 PM

Mostly cloudy night

84° 💧 None 💨 7 mph H 29%29.74 inHg

11:00 PM

Mostly cloudy night

83° 💧 None 💨 6 mph H 31%29.71 inHg

Saturday

12:00 AM

Mostly cloudy night

83° 💧 None 💨 8 mph H 33%29.71 inHg

1:00 AM

Mostly cloudy night

80° 💧 None 💨 8 mph H 42%29.74 inHg

2:00 AM

Clear night

79° 💧 None 💨 9 mph H 48%29.74 inHg

3:00 AM

Partly cloudy night

78° 💧 None 💨 9 mph H 51%29.74 inHg

4:00 AM

Partly cloudy night

76° 💧 None 💨 8 mph H 54%29.71 inHg

5:00 AM

Partly cloudy night

75° 💧 None 💨 7 mph H 55%29.74 inHg

6:00 AM

Partly cloudy night

74° 💧 None 💨 5 mph H 55%29.74 inHg

7:00 AM

Partly cloudy night

73° 💧 None 💨 6 mph H 54%29.74 inHg

8:00 AM

Mostly sunny

74° 💧 None 💨 5 mph H 54%29.77 inHg

9:00 AM

Partly cloudy

80° 💧 None 💨 7 mph H 46%29.77 inHg

10:00 AM

Partly cloudy

86° 💧 None 💨 7 mph H 39%29.77 inHg

11:00 AM

Mostly sunny

91° 💧 None 💨 6 mph H 32%29.74 inHg

12:00 PM

Mostly sunny

95° 💧 None 💨 7 mph H 27%29.74 inHg

1:00 PM

Mostly sunny

98° 💧 None 💨 8 mph H 24%29.71 inHg

2:00 PM

Mostly sunny

101° 💧 None 💨 8 mph H 21%29.71 inHg

3:00 PM

Mostly sunny

102° 💧 None 💨 9 mph H 20%29.68 inHg

4:00 PM

Mostly sunny

103° 💧 None 💨 9 mph H 18%29.68 inHg

5:00 PM

Sunny

104° 💧 None 💨 9 mph H 18%29.68 inHg

6:00 PM

Sunny

103° 💧 None 💨 8 mph H 18%29.65 inHg

7:00 PM

Sunny

100° 💧 None 💨 7 mph H 21%29.65 inHg

8:00 PM

Sunny

92° 💧 None 💨 11 mph H 27%29.68 inHg

9:00 PM

Clear night

84° 💧 None 💨 13 mph H 39%29.74 inHg

10:00 PM

Clear night

81° 💧 None 💨 17 mph H 45%29.77 inHg

11:00 PM

Clear night

79° 💧 None 💨 11 mph H 50%29.80 inHg

Sunday

12:00 AM

Clear night

77° 💧 None 💨 11 mph H 56%29.80 inHg

1:00 AM

Clear night

73° 💧 None 💨 5 mph H 62%29.83 inHg

2:00 AM

Clear night

73° 💧 None 💨 3 mph H 63%29.83 inHg

3:00 AM

Clear night

71° 💧 None 💨 4 mph H 67%29.83 inHg

In Tolstoy and, more broadly, across the state of South Dakota: This evening, the sky will be mostly cloudy with mild temperatures ranging from 70 to 72 degrees Fahrenheit. There is a possibility of light rain, with total accumulation expected to be around 0.12 inches. Winds will be coming from the northeast at up to 10 mph, with gusts reaching 26 mph, which may cause some breezy conditions. As the night progresses, cloudy skies are likely to persist, and the chance of rain remains high. Temperatures are expected to stay steady in the low seventies, making for a relatively warm evening. Be prepared for occasional gusts of wind, especially if heading outdoors. Overall, it looks like a damp and breezy night ahead.

15-Day Weather Outlook for Tolstoy

TomorrowTomorrow

Partly cloudy 97°/60° 💧 None 💨 14 mph

Friday, Sep 4Fri Sep 4

Mostly sunny 103°/68° 💧 None 💨 11 mph

Saturday, Sep 5Sat Sep 5

Mostly sunny 103°/73° 💧 None 💨 17 mph

Sunday, Sep 6Sun Sep 6

Overcast 97°/68° 💧 None 💨 10 mph

Monday, Sep 7Mon Sep 7

Light rain 76°/66° 💧 0.17 in 💨 15 mph

Tuesday, Sep 8Tue Sep 8

Moderate rain 79°/62° 💧 0.53 in 💨 16 mph

Wednesday, Sep 9Wed Sep 9

Partly cloudy 67°/54° 💧 None 💨 24 mph

Thursday, Sep 10Thu Sep 10

Overcast 67°/48° 💧 None 💨 10 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 77°/54° 💧 None 💨 26 mph

Saturday, Sep 12Sat Sep 12

Mostly cloudy 71°/46° 💧 None 💨 19 mph

Sunday, Sep 13Sun Sep 13

Partly cloudy 83°/54° 💧 None 💨 11 mph

Monday, Sep 14Mon Sep 14

Partly cloudy 89°/62° 💧 None 💨 10 mph

Tuesday, Sep 15Tue Sep 15

Sunny 98°/63° 💧 None 💨 13 mph

Wednesday, Sep 16Wed Sep 16

Sunny 86°/60° 💧 None 💨 10 mph

Thursday, Sep 17Thu Sep 17

Sunny 90°/62° 💧 None 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Tolstoy

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Tolstoy

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 4:00 AM

PM2.5 Fine particles Good 1,7µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 1,7µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 57,6µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,0µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Tolstoy

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 7,0High 😊Good

Tomorrow UV 6,3High 🙂Fair

Friday UV 6,7High 🙂Fair

Saturday UV 6,7High 🙂Fair

Sunday UV 7,0High 🙂Fair

Monday UV 3,0Moderate —Unavailable

Tuesday UV 3,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,2 9:00 AMUV 0,9 10:00 AMUV 2,2 11:00 AMUV 3,9 12:00 PMUV 5,7 1:00 PMUV 6,8 2:00 PMUV 7,0 3:00 PMUV 6,1 4:00 PMUV 4,5 5:00 PMUV 2,7 6:00 PMUV 1,2

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Tolstoy

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.42 Population: 57

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Forecast data for Tolstoy were last refreshed today at 3:23 AM. The current forecast period extends through 04/09/2026 at 1:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.