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Lewistown, MT

71°F
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Lewistown

Montana

71°
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Lewistown, MT Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Extreme Heat Warning

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July 25 - August 8

Sat 7/25

98° /60°
55%
Mostly sunny with the temperature near the record of 101; a thunderstorm around in the afternoon; caution advised if doing strenuous activities outside
alerts

Extreme Heat Warning

1:31 PM Friday - 9:00 PM Sunday
alerts

Red Flag Warning

10:00 AM Friday - 9:00 PM Saturday
alerts

Extreme Heat Watch

12:00 PM Friday - 9:00 PM Sunday

RealFeel®101°

RealFeel Shade™94°

Max UV Index9.0 (Very High)

WindS 9 mph

Hours of Precipitation0.5

Hours of Rain0.5

Sun 7/26

94° /58°
1%
Sunny to partly cloudy and hot with the temperature approaching the record high of 97 set in 1933; caution advised if doing strenuous activities outside
alerts

Extreme Heat Warning

1:31 PM Friday - 9:00 PM Sunday
alerts

Extreme Heat Watch

12:00 PM Friday - 9:00 PM Sunday

RealFeel®96°

RealFeel Shade™92°

Max UV Index9.0 (Very High)

WindNW 7 mph

Mon 7/27

91° /56°
5%
Mostly sunny

RealFeel®96°

RealFeel Shade™88°

Max UV Index9.0 (Very High)

WindE 6 mph

Tue 7/28

92° /59°
4%
Sunny to partly cloudy and very warm

RealFeel®94°

RealFeel Shade™90°

Max UV Index9.0 (Very High)

WindN 6 mph

Wed 7/29

93° /56°
3%
Very warm with sunshine

RealFeel®94°

RealFeel Shade™90°

Max UV Index8.0 (Very High)

WindNW 8 mph

Thu 7/30

95° /56°
5%
Sunshine and hot

RealFeel®97°

RealFeel Shade™92°

Max UV Index8.0 (Very High)

WindENE 8 mph

Fri 7/31

92° /55°
1%
Brilliant sunshine and very warm

RealFeel®95°

RealFeel Shade™89°

Max UV Index8.0 (Very High)

WindN 7 mph

Sat 8/1

93° /56°
1%
Mostly sunny and very warm

RealFeel®95°

RealFeel Shade™89°

Max UV Index8.0 (Very High)

WindNNE 8 mph

Sun 8/2

89° /53°
2%
Sunshine

RealFeel®91°

RealFeel Shade™86°

Max UV Index8.0 (Very High)

WindWNW 10 mph

Mon 8/3

81° /53°
0%
More sunshine than clouds

RealFeel®85°

RealFeel Shade™78°

Max UV Index8.0 (Very High)

WindN 7 mph

Tue 8/4

79° /52°
1%
Partly sunny

RealFeel®83°

RealFeel Shade™76°

Max UV Index7.0 (High)

WindENE 7 mph

Wed 8/5

87° /55°
0%
Mostly sunny

RealFeel®87°

RealFeel Shade™84°

Max UV Index8.0 (Very High)

WindE 7 mph

Thu 8/6

77° /49°
10%
Sunny

RealFeel®89°

RealFeel Shade™76°

Max UV Index8.0 (Very High)

WindSW 2 mph

Fri 8/7

88° /58°
10%
Sunny

RealFeel®91°

RealFeel Shade™86°

Max UV Index8.0 (Very High)

WindSW 5 mph

Sat 8/8

87° /57°
25%
Cloudy

RealFeel®86°

RealFeel Shade™86°

Max UV Index2.0 (Low)

WindW 4 mph

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World North America United States Montana Lewistown

Weather Near Lewistown:

  • Billings, MT
  • Great Falls, MT
  • Havre, MT
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