Current Weather Forecast for Mount Vernon

SD 57363  |   1:11am

Weather Conditions

35°

Feels Like 28°

Cloudy

28° 54°

0

UV Index

Good

Air Quality

ESE 10 mph

Wind

0 in

rain

Tonight

Sun 11/16

34°

Lowest Temperature

1%

Cloudy. Low 34F. Winds SE at 10 to 15 mph.

Tomorrow

Mon 11/17

48°

Highest Temperature

66%

Cloudy skies with periods of rain later in the day. High 48F. Winds ESE at 10 to 20 mph. Chance of rain 70%.

Tomorrow night

Mon 11/17

34°

Lowest Temperature

38%

Cloudy with occasional showers late at night. Low 34F. Winds ENE at 10 to 15 mph. Chance of rain 40%.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Mount Vernon

Hourly Weather Forecast & Temperature

2AM

36°

Feels Like 29°

Cloudy

SE 10 mph

Wind

1013 mb

Pressure

64%

Humidity

0

UV Index

10mi

Visibility

96%

Cloud Cover

3AM

1%

36°

Feels Like 29°

Cloudy

SE 10 mph

Wind

1013 mb

Pressure

64%

Humidity

0

UV Index

10mi

Visibility

92%

Cloud Cover

4AM

1%

36°

Feels Like 29°

Mostly Cloudy

SE 11 mph

Wind

1012 mb

Pressure

63%

Humidity

0

UV Index

10mi

Visibility

79%

Cloud Cover

5AM

1%

38°

Feels Like 30°

Mostly Cloudy

SE 12 mph

Wind

1012 mb

Pressure

58%

Humidity

0

UV Index

10mi

Visibility

60%

Cloud Cover

6AM

1%

38°

Feels Like 30°

Mostly Cloudy

SE 12 mph

Wind

1012 mb

Pressure

57%

Humidity

0

UV Index

10mi

Visibility

72%

Cloud Cover

7AM

15%

37°

Feels Like 29°

Cloudy

SE 12 mph

Wind

1012 mb

Pressure

58%

Humidity

0

UV Index

10mi

Visibility

85%

Cloud Cover

8AM

15%

37°

Feels Like 29°

Cloudy

ESE 13 mph

Wind

1011 mb

Pressure

59%

Humidity

0

UV Index

10mi

Visibility

95%

Cloud Cover

9AM

15%

39°

Feels Like 32°

Cloudy

SE 13 mph

Wind

1011 mb

Pressure

58%

Humidity

0

UV Index

10mi

Visibility

97%

Cloud Cover

10AM

15%

42°

Feels Like 35°

Cloudy

ESE 14 mph

Wind

1011 mb

Pressure

51%

Humidity

0

UV Index

10mi

Visibility

95%

Cloud Cover

11AM

15%

45°

Feels Like 38°

Cloudy

ESE 15 mph

Wind

1010 mb

Pressure

46%

Humidity

1

UV Index

10mi

Visibility

91%

Cloud Cover

12PM

15%

47°

Feels Like 40°

Cloudy

ESE 15 mph

Wind

1009 mb

Pressure

41%

Humidity

1

UV Index

10mi

Visibility

98%

Cloud Cover

1PM

19%

48°

Feels Like 42°

Cloudy

ESE 15 mph

Wind

1008 mb

Pressure

42%

Humidity

1

UV Index

10mi

Visibility

94%

Cloud Cover

Sun 11/16

Sun

1%

28°

54°

Cloudy. Lows overnight in the mid 30s.

28°

Feels Like

SE 12 mph

Wind

61%

Humidity

0

UV Index

7:29 AM

Sunrise

5:06 PM

Sunset

Mon 11/17

Mon

66%

34°

48°

Cloudy with late day rain. Highs in the upper 40s and lows in the mid 30s.

29°

Feels Like

ESE 15 mph

Wind

57%

Humidity

1

UV Index

7:30 AM

Sunrise

5:05 PM

Sunset

Tue 11/18

Tue

12%

34°

42°

Cloudy. Highs in the low 40s and lows in the mid 30s.

29°

Feels Like

NE 7 mph

Wind

87%

Humidity

1

UV Index

7:31 AM

Sunrise

5:04 PM

Sunset

Wed 11/19

Wed

5%

35°

57°

Times of sun and clouds. Highs in the upper 50s and lows in the mid 30s.

29°

Feels Like

SSE 13 mph

Wind

77%

Humidity

2

UV Index

7:33 AM

Sunrise

5:03 PM

Sunset

Thu 11/20

Thu

7%

32°

49°

Partly cloudy. Highs in the upper 40s and lows in the upper 20s.

31°

Feels Like

NNW 9 mph

Wind

76%

Humidity

2

UV Index

7:34 AM

Sunrise

5:03 PM

Sunset

Fri 11/21

Fri

16%

27°

46°

Partly cloudy. Highs in the mid 40s and lows in the mid 30s.

21°

Feels Like

ESE 9 mph

Wind

72%

Humidity

2

UV Index

7:35 AM

Sunrise

5:02 PM

Sunset

Sat 11/22

Sat

8%

34°

54°

Times of sun and clouds. Highs in the mid 50s and lows in the low 30s.

29°

Feels Like

SW 9 mph

Wind

62%

Humidity

2

UV Index

7:36 AM

Sunrise

5:01 PM

Sunset

Sun 11/23

Sun

8%

33°

53°

Mix of sun and clouds. Highs in the low 50s and lows in the low 30s.

29°

Feels Like

WSW 9 mph

Wind

64%

Humidity

2

UV Index

7:38 AM

Sunrise

5:00 PM

Sunset

Need to see beyond 12 Hours?

Find more forecast on the FREE FOX WEATHER App

GO TO APP STORE

Latest Stories from South Dakota

Daily Weather Update from FOX Weather: Tropical Storm Gabrielle likely soon as coastal storm blasts eastern US

Top weather news for Tuesday, Sept. 16, 2025: Invest 92L is expected to develop into Tropical Storm Gabrielle this week and possibly strengthen into a hurricane. Meanwhile, a coastal storm continues to blast the mid-Atlantic with high winds, flooding and rough surf.

North Dakota tornado outbreak sets new yearly tornado record

Severe weather across the Dakotas on Sunday produced a historic tornado outbreak, helping North Dakota break its yearly tornado record.

Destructive derecho unleashes hurricane-force wind gusts in northern Plains snapping trees, knocking out power

A destructive derecho snapped trees and knocked out power to tens of thousands of people as it tore across portions of the northern Plains and Upper Midwest with hurricane-force wind gusts late Monday night and into early Tuesday morning.

Daily Weather Update from FOX Weather: Derecho blasts Plains with destructive winds as massive heat dome peaks

Top weather news for Tuesday, July 29, 2025: A destructive derecho snapped trees and knocked out power to tens of thousands of people as it tore across portions of the northern Plains and Upper Midwest with hurricane-force wind gusts late Monday night and into early Tuesday morning.

Load More Stories