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Severe thunderstorms possible from the upper Midwest to the lower Mississippi Valley

Severe thunderstorms with damaging winds, a few tornadoes and some hail are expected across much of Arkansas and southern Missouri Wednesday. Isolated severe thunderstorms with damaging wind are also expected across Illinois during the day and across the lower Mississippi Valley overnight. Heavy rain with localized flooding is also possible in these areas. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Fair

30°F

-1°C

Humidity 93%
Wind Speed ESE 6 MPH
Barometer 29.77 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 26 Apr 5:00 am MDT
Extended Forecast for

Lewistown MTSimilar City Names

  • Overnight

    Overnight: A slight chance of rain and snow showers.  Areas of fog.  Otherwise, mostly cloudy, with a low around 29. Southeast wind around 6 mph.  Chance of precipitation is 20%.

    Isolated
    Rain/Snow and
    Areas Fog

    Low: 29 °F

  • Wednesday

    Wednesday: A slight chance of rain and snow showers before 7am, then rain showers likely after 1pm.  Areas of fog before 10am.  Otherwise, cloudy, with a high near 48. East southeast wind 6 to 10 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Slight Chance
    Rain/Snow and
    Areas Fog
    then Showers
    Likely

    High: 48 °F

  • Wednesday
    Night

    Wednesday Night: Showers likely and possibly a thunderstorm.  Cloudy, with a low around 34. Southeast wind 6 to 10 mph becoming west southwest after midnight.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    Low: 34 °F

  • Thursday

    Thursday: Showers likely.  Cloudy, with a high near 44. West northwest wind 9 to 13 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%.

    Showers
    Likely

    High: 44 °F

  • Thursday
    Night

    Thursday Night: A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and 4am, then a chance of snow showers after 4am.  Cloudy, with a low around 31. West northwest wind 9 to 11 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow

    Low: 31 °F

  • Friday

    Friday: A chance of snow showers before 9am, then a chance of rain and snow showers between 9am and 11am, then a chance of rain showers after 11am.  Cloudy, with a high near 44. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow
    then Chance
    Showers

    High: 44 °F

  • Friday
    Night

    Friday Night: A slight chance of rain showers before 8pm, then a slight chance of rain and snow showers between 8pm and 11pm, then a slight chance of snow showers after 11pm.  Mostly cloudy, with a low around 29. Chance of precipitation is 20%.

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

    Low: 29 °F

  • Saturday

    Saturday: A slight chance of snow showers before 8am, then a slight chance of rain and snow showers between 8am and 10am, then a slight chance of rain showers after 10am.  Mostly sunny, with a high near 51.

    Slight Chance
    Rain/Snow
    then Slight
    Chance
    Showers

    High: 51 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 33.

    Partly Cloudy

    Low: 33 °F

Detailed Forecast

Overnight
A slight chance of rain and snow showers. Areas of fog. Otherwise, mostly cloudy, with a low around 29. Southeast wind around 6 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of rain and snow showers before 7am, then rain showers likely after 1pm. Areas of fog before 10am. Otherwise, cloudy, with a high near 48. East southeast wind 6 to 10 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 34. Southeast wind 6 to 10 mph becoming west southwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely. Cloudy, with a high near 44. West northwest wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Thursday Night
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and 4am, then a chance of snow showers after 4am. Cloudy, with a low around 31. West northwest wind 9 to 11 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow showers before 9am, then a chance of rain and snow showers between 9am and 11am, then a chance of rain showers after 11am. Cloudy, with a high near 44. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of rain showers before 8pm, then a slight chance of rain and snow showers between 8pm and 11pm, then a slight chance of snow showers after 11pm. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Saturday
A slight chance of snow showers before 8am, then a slight chance of rain and snow showers between 8am and 10am, then a slight chance of rain showers after 10am. Mostly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
A chance of showers, mainly after noon. Partly sunny, with a high near 55.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 35.
Monday
A chance of showers. Partly sunny, with a high near 52.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 34.
Tuesday
A chance of showers. Mostly cloudy, with a high near 53.
Click Map For Forecast
Point Forecast:
Lewistown MTSimilar City Names
 47.07°N 109.43°W (Elev. 3898 ft)
3:43 am MDT Apr 26, 2017
5am MDT Apr 26, 2017-6pm MDT May 2, 2017
 
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