Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from June 21, 02:00 AM MDT until June 22, 12:00 PM MDT

Current conditions at

Butte, Bert Mooney Airport (KBTM)

Lat: 45.95472°NLon: 112.4975°WElev: 5545.0ft.

Overcast

46°F

8°C

Humidity	81%
Wind Speed	SSE 13 MPH
Barometer	29.69 in (1005.42 mb)
Dewpoint	41°F (5°C)
Visibility	10.00 mi
Wind Chill	40°F (4°C)
Last update	21 Jun 01:20 AM MDT

More Information:

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

Extended Forecast for

Butte MT

Winter Weather Advisory June 21, 02:00am until June 22, 12:00pm

Click here for hazard details and duration

Winter Weather Advisory

Overnight
Low: 37 °F
Showers
Saturday
High: 56 °F
Chance
Rain/Snow
then Chance
T-storms
Saturday Night
Low: 35 °F
Chance
Showers then
Rain
Sunday
High: 46 °F
Rain/Snow
then Showers
Sunday Night
Low: 30 °F
Slight Chance
Rain then
Frost
Monday
High: 62 °F
Frost then
Slight Chance
T-storms
Monday Night
Low: 36 °F
Mostly Clear
then Areas
Frost
Tuesday
High: 69 °F
Areas Frost
then Sunny
Tuesday Night
Low: 41 °F
Partly Cloudy

Detailed Forecast

Overnight

Showers and possibly a thunderstorm before 3am, then rain after 3am. Low around 37. South wind 7 to 9 mph becoming northwest. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

A chance of rain and snow before 9am, then a chance of rain between 9am and noon, then a chance of rain showers after noon. Some thunder is also possible. Snow level 6300 feet rising to 7000 feet in the afternoon. Partly sunny, with a high near 56. West wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Saturday Night

A chance of showers and thunderstorms, then rain after 9pm. Snow level 7200 feet lowering to 6500 feet after midnight . Low around 35. Northwest wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

Rain and snow before 10am, then rain between 10am and noon, then rain showers after noon. Some thunder is also possible. Snow level 6300 feet rising to 7400 feet in the afternoon. High near 46. Northwest wind 5 to 9 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Sunday Night

A 20 percent chance of rain before midnight. Widespread frost, mainly after 2am. Otherwise, mostly cloudy, with a low around 30. Northwest wind 5 to 9 mph becoming calm after midnight.

Monday

A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 62. Chance of precipitation is 20%.

Monday Night

Areas of frost after 4am. Otherwise, mostly clear, with a low around 36.

Tuesday

Areas of frost before 7am. Otherwise, sunny, with a high near 69.

Tuesday Night

Partly cloudy, with a low around 41.

Wednesday

Mostly sunny, with a high near 73.

Wednesday Night

Partly cloudy, with a low around 46.

Thursday

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