Isolated Severe Thunderstorms Across Southern U.S.; Heat Continues In West

Isolated severe thunderstorms are possible from the Southeast to Southern Plains today. Other thunderstorms may produce localized flash flooding across the Great Lakes, Midwest, and Mid Atlantic. Finally, the ongoing heat wave continues in the West and will expand into the Rockies by the weekend. Read More >

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Current conditions at

USCRN SITE NEAR LEWISTOWN 42WSW (JRWM8)

Lat: 46.88472°NLon: 110.28944°WElev: 5045ft.

67°F

19°C

Humidity	33%
Wind Speed	NA NA MPH
Barometer	1015.92 mb
Dewpoint	37°F (3°C)
Visibility	NA
Last update	28 May 04:00 PM MDT

More Information:

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

Extended Forecast for

6 Miles WSW Windham MT

Tonight

Partly Cloudy
Low: 47 °F
Friday

Mostly Sunny
then Chance
Showers
High: 73 °F
Friday
Night

Chance
Showers then
Mostly Clear
Low: 52 °F
Saturday

Mostly Sunny
High: 77 °F
Saturday
Night

Mostly Cloudy
Low: 56 °F
Sunday

Partly Sunny
then Slight
Chance
T-storms
High: 78 °F
Sunday
Night

Slight Chance
T-storms then
Partly Cloudy
Low: 47 °F
Monday

Mostly Sunny
then Slight
Chance
T-storms
High: 74 °F
Monday
Night

Chance
T-storms
Low: 49 °F

Detailed Forecast

Tonight

Partly cloudy, with a low around 47. East southeast wind 10 to 15 mph becoming south after midnight. Winds could gust as high as 22 mph.

Friday

A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 73. South wind 8 to 10 mph becoming east northeast in the afternoon.

Friday Night

A 30 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 52. East wind 8 to 10 mph becoming south southwest after midnight.

Saturday

Mostly sunny, with a high near 77. Southeast wind 9 to 16 mph, with gusts as high as 24 mph.

Saturday Night

Mostly cloudy, with a low around 56. Southeast wind 15 to 21 mph, with gusts as high as 30 mph.

Sunday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. West southwest wind 10 to 17 mph, with gusts as high as 25 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47. North northwest wind 9 to 11 mph becoming west after midnight.

Monday

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74. South southwest wind around 8 mph becoming east northeast in the afternoon.

Monday Night

A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 49.

Tuesday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 72.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.

Wednesday

A chance of showers and thunderstorms. Partly sunny, with a high near 75.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.

Thursday

A chance of showers and thunderstorms. Partly sunny, with a high near 73.