Heavy Rainfall Along the Central Gulf Coast; Thunderstorms from the Plains to the Central Appalachians; Heat Across the East

A system in the Gulf could produce heavy rainfall and flash flooding for portions of the north-central Gulf Coast into Saturday. Widespread showers and thunderstorms are likely this afternoon into Friday from Central Plains into the mid-Mississippi Valley, Ohio Valley and Central Appalachians. Dangerous heat is expected from the Lower Mississippi Valley to the Mid-Atlantic today. Read More >

Current conditions at

Comertown Turn-Off MT-5 MP 13.4 (MTCOM)

Lat: 48.81°NLon: 104.2529°WElev: 2359.0ft.

48°F

9°C

Humidity	79%
Wind Speed	SE 3 MPH
Barometer	NA
Dewpoint	42°F (6°C)
Visibility	NA
Last update	17 Jul 07:00 AM MDT

More Information:

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

Extended Forecast for

9 Miles WSW Westby MT

Today
High: 70 °F
Partly Sunny
then Slight
Chance
Showers
Tonight
Low: 51 °F
Chance
Showers
Friday
High: 74 °F
Mostly Sunny
Friday Night
Low: 52 °F
Mostly Clear
Saturday
High: 78 °F
Mostly Sunny
then Chance
T-storms
Saturday Night
Low: 58 °F
Showers
Sunday
High: 82 °F
Chance
Showers then
Chance
T-storms
Sunday Night
Low: 58 °F
Chance
T-storms
Monday
High: 80 °F
Slight Chance
Showers then
Chance
T-storms

Detailed Forecast

Today

A 20 percent chance of showers after 3pm. Partly sunny, with a high near 70. Southeast wind 11 to 20 mph, with gusts as high as 29 mph.

Tonight

A 50 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 51. Southeast wind 8 to 15 mph becoming northeast after midnight. Winds could gust as high as 22 mph.

Friday

Mostly sunny, with a high near 74. East northeast wind 8 to 11 mph.

Friday Night

Mostly clear, with a low around 52. East southeast wind 7 to 9 mph.

Saturday

A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Southeast wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.

Saturday Night

Showers and possibly a thunderstorm. Low around 58. Southeast wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

Sunday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. South southeast wind around 14 mph, with gusts as high as 21 mph.

Sunday Night

A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 58. West southwest wind 7 to 11 mph becoming east southeast in the evening. Winds could gust as high as 20 mph.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. Northwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

Monday Night

A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 56. North wind 8 to 13 mph, with gusts as high as 20 mph.

Tuesday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 75. North wind 9 to 13 mph, with gusts as high as 20 mph.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.

Wednesday

A chance of showers and thunderstorms. Partly sunny, with a high near 74.