Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Fair

28°C

82°F

Humidity 27%
Wind Speed VRBL 5 MPH
Barometer 30.08 in (1015.5 mb)
Dewpoint 7°C (45°F)
Visibility 16 km
Heat Index27°C (80°F)
Last update 24 Jul 5:54 pm MDT
Extended Forecast for

Lewistown MT

  • Tonight

    Tonight: Clear, with a low around 13. North wind 5 to 10 km/h becoming southeast after midnight.

    Clear

    Low: 13 °C

  • Monday

    Monday: Sunny, with a high near 31. Calm wind becoming northeast 5 to 10 km/h in the afternoon.

    Sunny

    High: 31 °C

  • Monday
    Night

    Monday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 14. Northeast wind 5 to 13 km/h becoming southeast after midnight.

    Slight Chance
    T-storms

    Low: 14 °C

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 31. South wind around 11 km/h becoming west northwest in the afternoon.

    Mostly Sunny
    then Chance
    T-storms

    High: 31 °C

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 14. Calm wind.

    Chance
    T-storms

    Low: 14 °C

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 28.

    Slight Chance
    T-storms

    High: 28 °C

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 13.

    Chance
    T-storms

    Low: 13 °C

  • Thursday

    Thursday: A slight chance of showers and thunderstorms.  Mostly sunny, with a high near 27.

    Slight Chance
    T-storms

    High: 27 °C

  • Thursday
    Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 13.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 13 °C

Detailed Forecast

Tonight
Clear, with a low around 13. North wind 5 to 10 km/h becoming southeast after midnight.
Monday
Sunny, with a high near 31. Calm wind becoming northeast 5 to 10 km/h in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 14. Northeast wind 5 to 13 km/h becoming southeast after midnight.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 31. South wind around 11 km/h becoming west northwest in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 14. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 28.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 13.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 27.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
Mostly sunny, with a high near 32.
Click Map For Forecast
Point Forecast:
Lewistown MT
 47.07°N 109.43°W (Elev. 1188 m)
2:18 pm MDT Jul 24, 2016
6pm MDT Jul 24, 2016-6pm MDT Jul 31, 2016
 
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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