Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Teton River (TRFM)

Lat: 47.90056°NLon: 112.15972°WElev: 3854.0ft.

76°F

24°C

Humidity	39%
Wind Speed	WNW 12 MPH
Barometer	NA
Dewpoint	50°F (10°C)
Visibility	NA
Heat Index	78°F (26°C)
Last update	16 Aug 07:30 PM MDT

More Information:

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

Extended Forecast for

2 Miles NNW Choteau MT

Tonight
Low: 55 °F
Chance
T-storms then
Mostly Cloudy
Sunday
High: 81 °F
Partly Sunny
then Slight
Chance
Showers
Sunday Night
Low: 54 °F
Mostly Cloudy
then Haze
Monday
High: 86 °F
Haze then
Mostly Sunny
Monday Night
Low: 57 °F
Mostly Clear
Tuesday
High: 92 °F
Sunny
Tuesday Night
Low: 58 °F
Partly Cloudy
Wednesday
High: 89 °F
Sunny
Wednesday Night
Low: 53 °F
Mostly Clear

Detailed Forecast

Tonight

A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 55. West wind 5 to 8 mph becoming calm in the evening.

Sunday

A 20 percent chance of showers after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming west northwest 5 to 7 mph in the morning.

Sunday Night

Widespread haze after 4am. Partly cloudy, with a low around 54. Northwest wind 5 to 7 mph becoming calm in the evening.

Monday

Widespread haze before 7am. Mostly sunny, with a high near 86. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

Monday Night

Mostly clear, with a low around 57. West wind 5 to 8 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 92. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 58. Southwest wind 5 to 8 mph becoming light and variable after midnight.

Wednesday

Sunny, with a high near 89. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.