Heavy Rainfall Potential for Southern Plains; Cooler and Showery Weather for New England

Showers and thunderstorms will persist again into Monday for portions of the Intermountain West and Southern Plain where the rainfall could be locally heavy. Meanwhile, a coastal low in the Gulf of Maine will keep breezy and showery weather across New England with below normal temperatures. Dry and milder weather is in the forecast for the Pacific Northwest through the first half of the week. Read More >

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Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Mostly Cloudy

57°F

14°C

Humidity	93%
Wind Speed	S 4 MPH
Barometer	30.09 in (1018.96 mb)
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Last update	05 Jun 12:00 AM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

Lewistown MTSimilar City Names

Overnight

Partly Cloudy
Low: 50 °F
Monday

Sunny then
Chance
T-storms
High: 79 °F
Monday
Night

Chance
T-storms then
Mostly Clear
Low: 53 °F
Tuesday

Chance
Showers then
Showers
High: 72 °F
Tuesday
Night

Chance
T-storms
Low: 53 °F
Wednesday

Slight Chance
Showers then
Showers
Likely
High: 75 °F
Wednesday
Night

Chance
T-storms then
Chance
Showers
Low: 54 °F
Thursday

Showers
High: 76 °F
Thursday
Night

Showers
Likely
Low: 55 °F

Detailed Forecast

Overnight

Partly cloudy, with a low around 50. Southeast wind around 6 mph.

Monday

A 50 percent chance of showers and thunderstorms, mainly after 1pm. Increasing clouds, with a high near 79. Light south southeast wind becoming southeast 5 to 10 mph in the morning.

Monday Night

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. South southeast wind 6 to 8 mph becoming west after midnight.

Tuesday

A chance of showers, then showers and possibly a thunderstorm after noon. High near 72. Light and variable wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 80%.

Tuesday Night

A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 53. North northwest wind 5 to 10 mph becoming light and variable after midnight.

Wednesday

A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. Light and variable wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 70%.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. East wind around 8 mph becoming south after midnight. Chance of precipitation is 50%.

Thursday

A chance of showers, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 76. South wind 6 to 13 mph becoming northeast in the morning. Winds could gust as high as 18 mph.

Thursday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 55.

Friday

A chance of showers, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75.

Friday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55.

Saturday

Showers and possibly a thunderstorm. Mostly cloudy, with a high near 72.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.

Sunday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 72.