Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.

unknown precip

57°F

14°C

Humidity	92%
Wind Speed	NW 4 MPH
Barometer	NA
Dewpoint	55°F (13°C)
Visibility	NA
Last update	15 Jul 12:31 AM MDT

More Information:

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

Extended Forecast for

6 Miles ESE Big Sky MT

Overnight
Low: 51 °F
Slight Chance
Showers
Tuesday
High: 71 °F
Sunny then
Showers
Tuesday Night
Low: 45 °F
Showers then
Chance
Showers
Wednesday
High: 70 °F
Chance
Showers and
Patchy Fog
Wednesday Night
Low: 45 °F
Mostly Clear
Thursday
High: 79 °F
Sunny
Thursday Night
Low: 49 °F
Mostly Clear
Friday
High: 78 °F
Sunny then
Slight Chance
T-storms
Friday Night
Low: 50 °F
Partly Cloudy

Detailed Forecast

Overnight

A 20 percent chance of showers between 2am and 3am. Partly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm.

Tuesday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 71. Calm wind becoming north 5 to 9 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Low around 45. North northeast wind 5 to 9 mph. Chance of precipitation is 80%.

Wednesday

A chance of showers, with thunderstorms also possible after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 70. North wind 3 to 7 mph. Chance of precipitation is 30%.

Wednesday Night

Mostly clear, with a low around 45. North northwest wind 5 to 7 mph becoming calm after midnight.

Thursday

Sunny, with a high near 79. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

Thursday Night

Mostly clear, with a low around 49. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

Friday

A slight chance of showers and thunderstorms after noon. Sunny, with a high near 78. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

Friday Night

Partly cloudy, with a low around 50.

Saturday

Sunny, with a high near 80.

Saturday Night

Partly cloudy, with a low around 51.

Sunday

Mostly sunny, with a high near 79.

Sunday Night

Partly cloudy, with a low around 50.

Monday

Mostly sunny, with a high near 76.