Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

TOSTON (TOSM)

Lat: 46.12222°NLon: 111.49472°WElev: 4058.0ft.

63°F

17°C

Humidity	63%
Wind Speed	W 5 MPH
Barometer	NA
Dewpoint	50°F (10°C)
Visibility	NA
Last update	17 Aug 12:00 AM MDT

More Information:

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

Extended Forecast for

7 Miles NNE Maudlow MT

Overnight
Low: 53 °F
Mostly Cloudy
Monday
High: 72 °F
Mostly Cloudy
Monday Night
Low: 55 °F
Chance
Showers
Tuesday
High: 71 °F
Partly Sunny
then Slight
Chance
T-storms
Tuesday Night
Low: 51 °F
Chance
Showers then
Partly Cloudy
Wednesday
High: 73 °F
Sunny
Wednesday Night
Low: 54 °F
Mostly Clear
Thursday
High: 79 °F
Sunny
Thursday Night
Low: 56 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 53. South southeast wind around 7 mph becoming west southwest.

Monday

Mostly cloudy, with a high near 72. West southwest wind 5 to 9 mph.

Monday Night

A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 55. West wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 30%.

Tuesday

A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 71. Light and variable wind becoming west 5 to 8 mph in the morning.

Tuesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 51. West wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.

Wednesday

Sunny, with a high near 73. Light and variable wind becoming west 5 to 8 mph in the morning.

Wednesday Night

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

Thursday

Sunny, with a high near 79. Calm wind becoming west 5 to 7 mph in the afternoon.

Thursday Night

Partly cloudy, with a low around 56.

Friday

Mostly sunny, with a high near 81.

Friday Night

A slight chance of showers. Mostly cloudy, with a low around 58.