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

Another Eastern Storm to Bring Severe Thunderstorms and Renewed Flooding

A large area of low pressure is forecast to shift from the central U.S. Thursday across the Northeast this weekend. Isolated to scattered severe thunderstorms will be possible Thursday from Florida to the Carolinas with damaging winds and a few tornadoes the main threats. Heavy rain from the Mid-Atlantic through New England may lead to urban and renewed river flooding Friday and Saturday. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167ft.

Clear

2°C

36°F

Humidity 55%
Wind Speed SSW 3 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint -6°C (21°F)
Visibility 16 km
Last update 28 Oct 01:20 AM MDT
Extended Forecast for

Lewistown Municipal MT

  • Overnight

    Overnight: Partly cloudy, with a low around -1. West wind 23 to 29 km/h, with gusts as high as 45 km/h.

    Partly Cloudy

    Low: -1 °C

  • Thursday

    Thursday: A slight chance of rain between 11am and 1pm. Partly sunny, with a high near 13. West southwest wind 14 to 24 km/h, with gusts as high as 34 km/h. Chance of precipitation is 20%.

    Slight Chance
    Rain

    High: 13 °C

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 7. Southwest wind 23 to 27 km/h, with gusts as high as 39 km/h.

    Mostly Cloudy

    Low: 7 °C

  • Friday

    Friday: Partly sunny, with a high near 18. Southwest wind around 24 km/h, with gusts as high as 34 km/h.

    Partly Sunny

    High: 18 °C

  • Friday
    Night

    Friday Night: A chance of rain before 3am, then a chance of snow. Mostly cloudy, with a low around -3. Northwest wind 21 to 26 km/h, with gusts as high as 37 km/h. Chance of precipitation is 50%. New snow accumulation of less than a half centimeter possible.

    Chance Rain
    then Chance
    Rain/Snow

    Low: -3 °C

  • Saturday

    Saturday: A 20 percent chance of snow before noon. Partly sunny, with a high near 3. Northwest wind 16 to 24 km/h, with gusts as high as 34 km/h.

    Slight Chance
    Snow then
    Partly Sunny

    High: 3 °C

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around -9. Northwest wind 8 to 11 km/h becoming west southwest after midnight.

    Partly Cloudy

    Low: -9 °C

  • Sunday

    Sunday: Sunny, with a high near 3. Southwest wind 8 to 14 km/h becoming north northwest in the afternoon.

    Sunny

    High: 3 °C

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around -10.

    Mostly Clear

    Low: -10 °C

Detailed Forecast

Overnight
Partly cloudy, with a low around -1. West wind 23 to 29 km/h, with gusts as high as 45 km/h.
Thursday
A slight chance of rain between 11am and 1pm. Partly sunny, with a high near 13. West southwest wind 14 to 24 km/h, with gusts as high as 34 km/h. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 7. Southwest wind 23 to 27 km/h, with gusts as high as 39 km/h.
Friday
Partly sunny, with a high near 18. Southwest wind around 24 km/h, with gusts as high as 34 km/h.
Friday Night
A chance of rain before 3am, then a chance of snow. Mostly cloudy, with a low around -3. Northwest wind 21 to 26 km/h, with gusts as high as 37 km/h. Chance of precipitation is 50%. New snow accumulation of less than a half centimeter possible.
Saturday
A 20 percent chance of snow before noon. Partly sunny, with a high near 3. Northwest wind 16 to 24 km/h, with gusts as high as 34 km/h.
Saturday Night
Partly cloudy, with a low around -9. Northwest wind 8 to 11 km/h becoming west southwest after midnight.
Sunday
Sunny, with a high near 3. Southwest wind 8 to 14 km/h becoming north northwest in the afternoon.
Sunday Night
Mostly clear, with a low around -10.
Monday
Sunny, with a high near 3.
Monday Night
Partly cloudy, with a low around -8.
Tuesday
Mostly sunny, with a high near 6.
Tuesday Night
Partly cloudy, with a low around -8.
Wednesday
Mostly sunny, with a high near 6.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Lewistown Municipal MT
 47.04°N 109.45°W (Elev. 1253 m)
Last Update:
8:18 pm MDT Oct 27, 2021
Forecast Valid:
1am MDT Oct 28, 2021-6pm MDT Nov 3, 2021
 
Forecast Discussion
 
Get as KML Get as XML

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