Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

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 thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. Read More >

Current conditions at

TOSTON (TOSM)

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

70°F

21°C

Humidity	50%
Wind Speed	N 3 MPH
Barometer	NA
Dewpoint	51°F (11°C)
Visibility	NA
Last update	17 Aug 12:00 PM MDT

More Information:

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

Extended Forecast for

7 Miles N Trident MT

This Afternoon
High: 77 °F
Chance
T-storms
Tonight
Low: 53 °F
Chance
T-storms then
Mostly Cloudy
Tuesday
High: 77 °F
Mostly Sunny
then Chance
T-storms
Tuesday Night
Low: 50 °F
Chance
T-storms then
Partly Cloudy
Wednesday
High: 81 °F
Sunny
Wednesday Night
Low: 52 °F
Mostly Clear
Thursday
High: 84 °F
Sunny
Thursday Night
Low: 54 °F
Partly Cloudy
Friday
High: 84 °F
Mostly Sunny

Detailed Forecast

This Afternoon

A 50 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Partly sunny, with a high near 77. Light and variable wind becoming north northwest 5 to 7 mph. Winds could gust as high as 18 mph.

Tonight

A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 53. North wind 5 to 7 mph becoming calm in the evening.

Tuesday

A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 77. Light and variable wind becoming northwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

Tuesday Night

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 50. South wind 3 to 6 mph.

Wednesday

Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

Wednesday Night

Mostly clear, with a low around 52. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph.

Thursday

Sunny, with a high near 84. Light and variable wind becoming west around 5 mph in the afternoon.

Thursday Night

Partly cloudy, with a low around 54. North wind 3 to 7 mph.

Friday

Mostly sunny, with a high near 84.