National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.

rain,mist

52°F

11°C

Humidity 93%
Wind Speed E 11 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 50°F (10°C)
Visibility 2.50 mi
Last update 15 Jul 10:00 AM MDT
Extended Forecast for

5 Miles ENE Moore MT

  • Today

    Today: Showers and possibly a thunderstorm. High near 53. East northeast wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 9pm, then rain likely, mainly between 9pm and 2am. Low around 44. North northeast wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Showers then
    Rain Likely

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 63. East northeast wind 6 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.

    High: 63 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. Southeast wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 77. South southeast wind 6 to 8 mph becoming north northwest in the afternoon.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly clear, with a low around 49. North wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75. Light and variable wind becoming north northwest 5 to 7 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Northeast wind around 7 mph becoming south southeast after midnight.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after noon. Sunny, with a high near 85.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 53. East northeast wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 9pm, then rain likely, mainly between 9pm and 2am. Low around 44. North northeast wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of rain, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 63. East northeast wind 6 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 44. Southeast wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 77. South southeast wind 6 to 8 mph becoming north northwest in the afternoon.
Thursday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly clear, with a low around 49. North wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 75. Light and variable wind becoming north northwest 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 52. Northeast wind around 7 mph becoming south southeast after midnight.
Saturday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 85.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Moore MT
 46.99°N 109.6°W (Elev. 4324 ft)
Last Update:
8:29 am MDT Jul 15, 2025
Forecast Valid:
10am MDT Jul 15, 2025-6pm MDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation