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

Cow Creek MT-13 MP 19.9 (MTCOW)

Lat: 47.68837°NLon: 105.49186°WElev: 2348.0ft.

83°F

28°C

Humidity	52%
Wind Speed	ESE 14 MPH
Barometer	NA
Dewpoint	64°F (18°C)
Visibility	NA
Heat Index	84°F (29°C)
Last update	16 Aug 12:15 PM MDT

More Information:

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

Extended Forecast for

22 Miles NNW Brockway MT

This Afternoon
High: 92 °F
Chance
T-storms
Tonight
Low: 63 °F
Chance
T-storms then
Slight Chance
T-storms
Sunday
High: 88 °F
Mostly Sunny
then Chance
Showers
Sunday Night
Low: 63 °F
Chance
T-storms then
Mostly Cloudy
Monday
High: 89 °F
Mostly Sunny
Monday Night
Low: 64 °F
Mostly Clear
Tuesday
High: 95 °F
Sunny
Tuesday Night
Low: 69 °F
Mostly Clear
Wednesday
High: 97 °F
Hot

Detailed Forecast

This Afternoon

A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92. East wind around 11 mph.

Tonight

A 50 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 63. Southeast wind 6 to 14 mph, with gusts as high as 28 mph.

Sunday

A slight chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. Southeast wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 30%.

Sunday Night

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63. Northeast wind around 6 mph becoming light and variable after midnight.

Monday

Mostly sunny, with a high near 89. Southeast wind 3 to 7 mph.

Monday Night

Mostly clear, with a low around 64. East southeast wind 5 to 8 mph.

Tuesday

Sunny, with a high near 95. Light south southeast wind becoming southeast 5 to 9 mph in the morning.

Tuesday Night

Mostly clear, with a low around 69. East southeast wind 8 to 10 mph.

Wednesday

Sunny and hot, with a high near 97. South southeast wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

Wednesday Night

A 20 percent chance of showers after midnight. Partly cloudy, with a low around 64. North wind 6 to 10 mph, with gusts as high as 18 mph.