Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

77°F

25°C

Humidity	41%
Wind Speed	ENE 1 MPH
Barometer	NA
Dewpoint	51°F (11°C)
Visibility	NA
Heat Index	78°F (26°C)
Last update	17 Aug 01:16 PM MDT

More Information:

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

Extended Forecast for

4 Miles WNW Drummond MT

This Afternoon
High: 82 °F
Chance
T-storms
Tonight
Low: 50 °F
Slight Chance
T-storms then
Mostly Clear
Monday
High: 89 °F
Mostly Sunny
then Slight
Chance
T-storms
Monday Night
Low: 54 °F
Mostly Clear
Tuesday
High: 95 °F
Sunny
Tuesday Night
Low: 55 °F
Partly Cloudy
Wednesday
High: 91 °F
Sunny
Wednesday Night
Low: 51 °F
Mostly Clear
Thursday
High: 86 °F
Sunny

Detailed Forecast

This Afternoon

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. West wind 3 to 6 mph.

Tonight

A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Partly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Monday

A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 89. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 20%.

Monday Night

Mostly clear, with a low around 54. West wind around 6 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 95. Calm wind becoming west around 6 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 55.

Wednesday

Sunny, with a high near 91.

Wednesday Night

Mostly clear, with a low around 51.

Thursday

Sunny, with a high near 86.