Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

50°F

10°C

Humidity	88%
Wind Speed	ESE 0 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Last update	15 Aug 05:01 AM MDT

More Information:

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

Extended Forecast for

12 Miles SE Helmville MT

Today
High: 71 °F
Mostly Sunny
Tonight
Low: 49 °F
Chance
T-storms then
Partly Cloudy
Sunday
High: 73 °F
Mostly Sunny
then Slight
Chance Rain
Sunday Night
Low: 51 °F
Mostly Cloudy
Monday
High: 73 °F
Partly Sunny
Monday Night
Low: 52 °F
Chance
T-storms then
Chance
Showers
Tuesday
High: 70 °F
Slight Chance
Rain then
Chance
T-storms
Tuesday Night
Low: 49 °F
Partly Cloudy
Wednesday
High: 72 °F
Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 71. South wind around 5 mph becoming calm in the morning.

Tonight

A 30 percent chance of showers and thunderstorms, mainly between 9pm and 10pm. Cloudy during the early evening, then gradual clearing, with a low around 49. Calm wind becoming south southwest around 5 mph.

Sunday

A slight chance of rain between 1pm and 2pm. Partly sunny, with a high near 73. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 20%.

Sunday Night

Mostly cloudy, with a low around 51. West northwest wind around 6 mph becoming calm in the evening.

Monday

Partly sunny, with a high near 73. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

Monday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.

Tuesday

A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 70. Chance of precipitation is 30%.

Tuesday Night

Partly cloudy, with a low around 49.

Wednesday

Sunny, with a high near 72.