10-Day Weather Forecast for Lewistown, Montana - The Weather Channel | weather.com
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10 Day Weather-

As of 3:33 am MDT

Today

Partly Cloudy Day Partly Cloudy
53°/38°
Rain drop 0%
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Day

53°
Partly Cloudy Day
WSW 7 mph

Sunshine and clouds mixed. High 53F. Winds WSW at 5 to 10 mph.

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  • Humidity
    Humidity39%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise7:14 am
  • Sunset
    Sunset7:35 pm

Night

38°
Cloudy
Mixed precipitation
1%
SSE 10 mph

Cloudy skies. Low 38F. Winds SSE at 5 to 10 mph.

  • Humidity
    Humidity47%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:12 am
  • Moonset
    Moonset12:57 am
  • Moon Phase - Day 5 Waxing Crescent

Tue 24

Cloudy Cloudy
60°/45°
Rain drop 5%
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Day

60°
Cloudy
Rain drop
5%
WSW 10 mph

Overcast. High near 60F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity39%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise7:12 am
  • Sunset
    Sunset7:36 pm

Night

45°
Cloudy
Rain drop
15%
SSW 12 mph

Cloudy skies. Low near 45F. Winds SSW at 10 to 15 mph.

  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:00 am
  • Moonset
    Moonset2:16 am
  • Moon Phase - Day 6 Waxing Crescent

Wed 25

Mostly Cloudy Day Mostly Cloudy
63°/26°
Rain drop 16%
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Day

63°
Mostly Cloudy Day
Rain drop
16%
W 19 mph

A mix of clouds and sun in the morning followed by cloudy skies during the afternoon. High 63F. Winds W at 15 to 25 mph. Higher wind gusts possible.

  • Humidity
    Humidity46%
  • UV index
    UV Index2 of 11
  • Sunrise
    Sunrise7:10 am
  • Sunset
    Sunset7:37 pm

Night

26°
Scattered Showers Night
Rain drop
34%
WNW 13 mph

A shower or two possible early with partly cloudy skies later at night. Low 26F. Winds WNW at 10 to 20 mph. Chance of rain 30%.

  • Humidity
    Humidity67%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:03 am
  • Moonset
    Moonset3:24 am
  • Moon Phase - Day 7 First Quarter

Thu 26

Partly Cloudy Day Partly Cloudy
38°/20°
Rain drop 12%
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Day

38°
Partly Cloudy Day
Mixed precipitation
12%
WNW 17 mph

Intervals of clouds and sunshine. High 38F. Winds WNW at 10 to 20 mph.

  • Humidity
    Humidity55%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:08 am
  • Sunset
    Sunset7:39 pm

Night

20°
Partly Cloudy Night
Snowflake
5%
SSW 9 mph

Partly cloudy. Low near 20F. Winds SSW at 5 to 10 mph.

  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:17 pm
  • Moonset
    Moonset4:16 am
  • Moon Phase - Day 8 Waxing Gibbous

Fri 27

Sunny Sunny
51°/30°
Rain drop 1%
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Day

51°
Sunny
Rain drop
1%
SW 9 mph

A mainly sunny sky. High 51F. Winds SW at 5 to 10 mph.

  • Humidity
    Humidity34%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:06 am
  • Sunset
    Sunset7:40 pm

Night

30°
Clear Night
S 8 mph

Clear. Low near 30F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity43%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise1:37 pm
  • Moonset
    Moonset4:55 am
  • Moon Phase - Day 9 Waxing Gibbous

Sat 28

Partly Cloudy Day Partly Cloudy
61°/35°
Rain drop 0%
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Day

61°
Partly Cloudy Day
SSW 9 mph

Partly cloudy skies in the morning will give way to cloudy skies during the afternoon. High 61F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity28%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:04 am
  • Sunset
    Sunset7:42 pm

Night

35°
Mostly Cloudy Night
S 9 mph

Mostly cloudy skies. Low near 35F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity46%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise2:56 pm
  • Moonset
    Moonset5:23 am
  • Moon Phase - Day 10 Waxing Gibbous

Sun 29

Partly Cloudy Day Partly Cloudy
64°/38°
Rain drop 3%
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Day

64°
Partly Cloudy Day
Rain drop
3%
W 10 mph

Partly cloudy skies. High 64F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity32%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:02 am
  • Sunset
    Sunset7:43 pm

Night

38°
Partly Cloudy Night
Mixed precipitation
3%
S 10 mph

Partly cloudy skies. Low 38F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity51%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:13 pm
  • Moonset
    Moonset5:45 am
  • Moon Phase - Day 11 Waxing Gibbous

Mon 30

Partly Cloudy Day Partly Cloudy
65°/39°
Rain drop 9%
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Day

65°
Partly Cloudy Day
Rain drop
9%
WSW 11 mph

Partly cloudy skies. High near 65F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity37%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:00 am
  • Sunset
    Sunset7:44 pm

Night

39°
Partly Cloudy Night
Mixed precipitation
7%
SSW 10 mph

Partly cloudy skies during the evening will give way to cloudy skies overnight. Low 39F. Winds SSW at 10 to 15 mph.

  • Humidity
    Humidity55%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:27 pm
  • Moonset
    Moonset6:03 am
  • Moon Phase - Day 12 Waxing Gibbous

Tue 31

Partly Cloudy Day Partly Cloudy
57°/34°
Rain drop 11%
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Day

57°
Partly Cloudy Day
Rain drop
11%
W 13 mph

Partly to mostly cloudy. High 57F. Winds W at 10 to 15 mph.

  • Humidity
    Humidity45%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise6:58 am
  • Sunset
    Sunset7:46 pm

Night

34°
Partly Cloudy Night
Mixed precipitation
16%
SW 10 mph

A few clouds from time to time. Low 34F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity67%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:39 pm
  • Moonset
    Moonset6:19 am
  • Moon Phase - Day 13 Waxing Gibbous

Wed 01

Partly Cloudy Day Partly Cloudy
50°/33°
Rain drop 20%
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Day

50°
Partly Cloudy Day
Rain drop
20%
WSW 14 mph

Partly cloudy skies. High near 50F. Winds WSW at 10 to 20 mph.

  • Humidity
    Humidity56%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:56 am
  • Sunset
    Sunset7:47 pm

Night

33°
Scattered Showers Night
Rain drop
30%
S 11 mph

Partly cloudy skies early followed by mostly cloudy skies and a few showers later at night. Low 33F. Winds S at 10 to 15 mph. Chance of rain 30%.

  • Humidity
    Humidity68%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:49 pm
  • Moonset
    Moonset6:34 am
  • Moon Phase - Day 14 Full Moon

Thu 02

Partly Cloudy Day Partly Cloudy
51°/33°
Rain drop 17%
Add

Day

51°
Partly Cloudy Day
Rain drop
17%
WSW 14 mph

Partly cloudy. High 51F. Winds WSW at 10 to 20 mph.

  • Humidity
    Humidity53%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:54 am
  • Sunset
    Sunset7:49 pm

Night

33°
Mostly Cloudy Night
Mixed precipitation
24%
SW 12 mph

Mostly cloudy. Low 33F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity65%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:59 pm
  • Moonset
    Moonset6:50 am
  • Moon Phase - Day 15 Full Moon

Fri 03

Mostly Cloudy Day Mostly Cloudy
50°/31°
Rain drop 24%
Add

Day

50°
Mostly Cloudy Day
Rain drop
24%
W 16 mph

Considerable cloudiness. High near 50F. Winds W at 10 to 20 mph.

  • Humidity
    Humidity51%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise6:52 am
  • Sunset
    Sunset7:50 pm

Night

31°
Mostly Cloudy Night
Mixed precipitation
24%
WSW 11 mph

Considerable cloudiness. Low 31F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity65%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:10 pm
  • Moonset
    Moonset7:08 am
  • Moon Phase - Day 16 Waning Gibbous

Sat 04

Mostly Cloudy Day Mostly Cloudy
51°/33°
Rain drop 19%
Add

Day

51°
Mostly Cloudy Day
Rain drop
19%
W 14 mph

Considerable cloudiness. High 51F. Winds W at 10 to 20 mph.

  • Humidity
    Humidity48%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:50 am
  • Sunset
    Sunset7:51 pm

Night

33°
Partly Cloudy Night
Mixed precipitation
11%
SSW 10 mph

Considerable clouds early. Some decrease in clouds late. Low 33F. Winds SSW at 10 to 15 mph.

  • Humidity
    Humidity62%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:20 pm
  • Moonset
    Moonset7:28 am
  • Moon Phase - Day 17 Waning Gibbous

Sun 05

Partly Cloudy Day Partly Cloudy
55°/35°
Rain drop 16%
Add

Day

55°
Partly Cloudy Day
Rain drop
16%
W 11 mph

Sunshine and clouds mixed. High around 55F. Winds W at 10 to 15 mph.

  • Humidity
    Humidity45%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:48 am
  • Sunset
    Sunset7:53 pm

Night

35°
Mostly Cloudy Night
Mixed precipitation
24%
SSW 9 mph

Mainly cloudy. Low around 35F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity66%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise--
  • Moonset
    Moonset7:53 am
  • Moon Phase - Day 18 Waning Gibbous

Mon 06

Partly Cloudy Day Partly Cloudy
54°/36°
Rain drop 24%
Add

Day

54°
Partly Cloudy Day
Rain drop
24%
WSW 13 mph

Partly cloudy skies. High 54F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity50%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:46 am
  • Sunset
    Sunset7:54 pm

Night

36°
Scattered Showers Night
Rain drop
36%
SW 10 mph

Rain showers early with clearing later at night. Low 36F. Winds SW at 5 to 10 mph. Chance of rain 40%.

  • Humidity
    Humidity68%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:27 am
  • Moonset
    Moonset8:25 am
  • Moon Phase - Day 19 Waning Gibbous
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