Current Weather Forecast for Roundup

MT 59073  |   2:23pm

Weather Conditions

74°

Feels Like 74°

Light Rain with Thunder

56° 79° SEVERE THUNDERSTORM WATCH

SEVERE THUNDERSTORM WATCH

5

UV Index

Good

Air Quality

NE 8 mph

Wind

0.04 in

rain

Today

Sat 7/5

76°

Highest Temperature

92%

Thunderstorms likely. A few storms may be severe. High 76F. Winds N at 10 to 15 mph. Chance of rain 90%.

Tonight

Sat 7/5

52°

Lowest Temperature

15%

Partly cloudy skies. A stray shower or thunderstorm is possible. Low 52F. Winds WSW at 5 to 10 mph.

Tomorrow

Sun 7/6

83°

Highest Temperature

6%

Mostly sunny skies. High 83F. Winds W at 5 to 10 mph.

Precipitation For Roundup

Intermittent thunder for the next hour.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Roundup

Hourly Weather Forecast & Temperature

3PM

79%

71°

Feels Like 71°

SEVERE THUNDERSTORM WATCH

Thunderstorms

NNW 10 mph

Wind

1014 mb

Pressure

55%

Humidity

4

UV Index

6mi

Visibility

86%

Cloud Cover

4PM

31%

70°

Feels Like 70°

SEVERE THUNDERSTORM WATCH

Isolated Thunderstorms

NNW 8 mph

Wind

1014 mb

Pressure

59%

Humidity

3

UV Index

9mi

Visibility

81%

Cloud Cover

5PM

22%

69°

Feels Like 69°

SEVERE THUNDERSTORM WATCH

Mostly Cloudy

NNW 11 mph

Wind

1015 mb

Pressure

61%

Humidity

3

UV Index

10mi

Visibility

73%

Cloud Cover

6PM

30%

67°

Feels Like 67°

SEVERE THUNDERSTORM WATCH

Isolated Thunderstorms

NNW 10 mph

Wind

1016 mb

Pressure

68%

Humidity

1

UV Index

9mi

Visibility

82%

Cloud Cover

7PM

15%

67°

Feels Like 67°

SEVERE THUNDERSTORM WATCH

Mostly Cloudy

NE 6 mph

Wind

1016 mb

Pressure

67%

Humidity

0

UV Index

10mi

Visibility

79%

Cloud Cover

8PM

15%

67°

Feels Like 67°

SEVERE THUNDERSTORM WATCH

Partly Cloudy

NE 6 mph

Wind

1016 mb

Pressure

67%

Humidity

0

UV Index

10mi

Visibility

46%

Cloud Cover

9PM

15%

63°

Feels Like 63°

SEVERE THUNDERSTORM WATCH

Partly Cloudy

NW 5 mph

Wind

1017 mb

Pressure

76%

Humidity

0

UV Index

10mi

Visibility

31%

Cloud Cover

10PM

15%

61°

Feels Like 61°

Partly Cloudy

WNW 5 mph

Wind

1017 mb

Pressure

78%

Humidity

0

UV Index

10mi

Visibility

31%

Cloud Cover

11PM

15%

59°

Feels Like 59°

Partly Cloudy

WSW 4 mph

Wind

1018 mb

Pressure

84%

Humidity

0

UV Index

10mi

Visibility

34%

Cloud Cover

12AM

15%

59°

Feels Like 59°

Partly Cloudy

WSW 5 mph

Wind

1018 mb

Pressure

82%

Humidity

0

UV Index

9mi

Visibility

34%

Cloud Cover

1AM

15%

57°

Feels Like 57°

Partly Cloudy

WSW 5 mph

Wind

1018 mb

Pressure

87%

Humidity

0

UV Index

8mi

Visibility

31%

Cloud Cover

2AM

15%

57°

Feels Like 56°

Partly Cloudy

SW 5 mph

Wind

1018 mb

Pressure

89%

Humidity

0

UV Index

6mi

Visibility

30%

Cloud Cover

Sat 7/5

Sat

92%

56°

79°

Showers and thunderstorms. Highs in the mid 70s and lows in the low 50s.

76°

Feels Like

N 11 mph

Wind

58%

Humidity

2

UV Index

5:28 AM

Sunrise

9:09 PM

Sunset

Sun 7/6

Sun

6%

52°

83°

More sun than clouds. Highs in the low 80s and lows in the upper 50s.

83°

Feels Like

W 8 mph

Wind

47%

Humidity

8

UV Index

5:29 AM

Sunrise

9:08 PM

Sunset

Mon 7/7

Mon

2%

57°

84°

Sunshine. Highs in the mid 80s and lows in the upper 50s.

84°

Feels Like

E 7 mph

Wind

46%

Humidity

8

UV Index

5:30 AM

Sunrise

9:08 PM

Sunset

Tue 7/8

Tue

2%

58°

97°

More sun than clouds. Highs in the upper 90s and lows in the low 60s.

97°

Feels Like

WSW 12 mph

Wind

36%

Humidity

8

UV Index

5:30 AM

Sunrise

9:07 PM

Sunset

Wed 7/9

Wed

2%

63°

98°

Times of sun and clouds. Highs in the upper 90s and lows in the mid 60s.

98°

Feels Like

WSW 11 mph

Wind

21%

Humidity

8

UV Index

5:31 AM

Sunrise

9:07 PM

Sunset

Thu 7/10

Thu

24%

57°

81°

Mix of sun and clouds. Highs in the low 80s and lows in the low 50s.

82°

Feels Like

NNW 15 mph

Wind

34%

Humidity

8

UV Index

5:32 AM

Sunrise

9:06 PM

Sunset

Fri 7/11

Fri

23%

51°

83°

More sun than clouds. Highs in the low 80s and lows in the mid 50s.

83°

Feels Like

SW 9 mph

Wind

38%

Humidity

8

UV Index

5:33 AM

Sunrise

9:06 PM

Sunset

Sat 7/12

Sat

1%

56°

91°

Abundant sunshine. Highs in the low 90s and lows in the upper 50s.

91°

Feels Like

W 10 mph

Wind

30%

Humidity

8

UV Index

5:34 AM

Sunrise

9:05 PM

Sunset

Need to see beyond 12 Hours?

Find more forecast on the FREE FOX WEATHER App

GO TO APP STORE

Latest Stories from Montana

Dangerous storms bring tornadoes, damaging wind, hail to northern US

Intense thunderstorms are possible across the Dakotas, Minnesota, northern Wisconsin and Michigan's Upper Peninsula through early Saturday as storms fire along the upper ridge of an area of high-pressure.

Daily Weather Update from FOX Weather: Erick to become a hurricane, could spread heavy rain northward to Texas

Top weather news for Tuesday, June 17, 2025: Tropical Storm Erick formed in the Eastern Pacific Ocean and has a high likelihood of becoming a hurricane on Wednesday. Meanwhile, a dangerous severe weather threat continues across the central U.S. today.

Tornadoes reported in Minnesota, Nebraska as record 101-mph wind gust blasts Wichita, Kansas

Severe weather tore across portions of the Midwest on Monday and Monday night, producing tornadoes in Minnesota and Nebraska while powerful thunderstorms produced hurricane-force wind gusts and baseball-sized hail.

Daily Weather Update from FOX Weather: Tropical Storm Dalila expected Friday, more flooding ahead for South

Top weather news for Friday, June 13, 2025: Tropical Storm Dalila is expected to form Friday in the Eastern Pacific. Meanwhile, more flooding rain will move across the South after deadly flash floods claimed five lives in San Antonio, Texas.

Load More Stories