Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

BIG SHEEP MOUNTAIN (LCFM8)

Lat: 47.02819°NLon: 105.80472°WElev: 3172.0ft.

60°F

16°C

Humidity	75%
Wind Speed	NE 3 MPH
Barometer	NA
Dewpoint	52°F (11°C)
Visibility	NA
Last update	29 Jun 05:08 PM MDT

More Information:

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

Extended Forecast for

Brockway MT

Lake Wind Advisory June 30, 06:00am until June 30, 08:00pm

Lake Wind Advisory June 29, 05:16pm until June 29, 06:00pm

Click here for hazard details and duration

Lake Wind Advisory

Lake Wind Advisory June 29, 05:16pm until June 29, 06:00pm
NOW until 6:00pm Mon
Lake Wind Advisory
This Afternoon
High: 67 °F
Chance
Showers
Tonight
Low: 49 °F
Chance
Showers then
Partly Cloudy
Tuesday
High: 75 °F
Partly Sunny
then Slight
Chance
Showers
Tuesday Night
Low: 53 °F
Haze
Wednesday
High: 81 °F
Mostly Sunny
then Slight
Chance
T-storms
Wednesday Night
Low: 55 °F
Slight Chance
T-storms then
Partly Cloudy
Thursday
High: 83 °F
Mostly Sunny
then Slight
Chance
T-storms
Thursday Night
Low: 56 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

This Afternoon

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 67. West southwest wind around 11 mph, with gusts as high as 20 mph.

Tonight

A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 49. West southwest wind 9 to 13 mph, with gusts as high as 22 mph.

Tuesday

A slight chance of showers between 1pm and 2pm. Widespread haze after 1pm. Mostly sunny, with a high near 75. West wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Tuesday Night

Widespread haze before 5am. Partly cloudy, with a low around 53. West wind 8 to 13 mph becoming light west southwest in the evening. Winds could gust as high as 25 mph.

Wednesday

A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 81. West wind 3 to 8 mph. Chance of precipitation is 20%.

Wednesday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55. West northwest wind around 5 mph becoming calm in the evening.

Thursday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83. Calm wind becoming north around 6 mph in the afternoon.

Thursday Night

A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56. Northeast wind 5 to 7 mph becoming calm after midnight.

Friday

A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the afternoon.

Friday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 55. West northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%.

Independence Day

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. Light west wind becoming west northwest 6 to 11 mph in the morning.

Saturday Night

Mostly clear, with a low around 54.

Sunday

Sunny, with a high near 84.

Sunday Night

Mostly clear, with a low around 59.

Monday

Sunny, with a high near 88.