Cold Front to Bring Cooling and Heavy Rain in the East; Building Heat and Monsoon in the West

A slow moving cold front will bring temperatures back to near normal early this week in the East. Strong to severe storms ahead of the front may produce damaging winds and heavy rain that could cause flash flooding. Strengthening high pressure in the West will produce surging monsoon moisture with potential for flash flooding. Heat may become excessive in the Desert Southwest this week. Read More >

En Español

Current conditions at

Salmon, Lemhi County Airport (KSMN)

Lat: 45.11667°NLon: 113.88333°WElev: 4045ft.

Fair

84°F

29°C

Humidity	35%
Wind Speed	N 3 MPH
Barometer	30.08 in
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	22 Jul 4:20 pm MDT

More Information:

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

Extended Forecast for

Salmon ID

This
Afternoon

Chance
T-storms
High: 82 °F
Tonight

Slight Chance
T-storms
Low: 61 °F
Tuesday

Slight Chance
T-storms then
Chance
T-storms
High: 84 °F
Tuesday
Night

Slight Chance
T-storms then
Mostly Clear
Low: 59 °F
Wednesday

Sunny
High: 90 °F
Wednesday
Night

Clear
Low: 51 °F
Thursday

Sunny
High: 91 °F
Thursday
Night

Clear
Low: 54 °F
Friday

Sunny
High: 93 °F

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. West southwest wind around 7 mph.

Tonight

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61. North wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 20%.

Tuesday

A slight chance of showers, then a chance of showers and thunderstorms after 9am. Partly sunny, with a high near 84. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 59. East southeast wind 5 to 7 mph becoming south in the evening. Chance of precipitation is 20%.

Wednesday

Sunny, with a high near 90. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.

Wednesday Night

Clear, with a low around 51.

Thursday

Sunny, with a high near 91.

Thursday Night

Clear, with a low around 54.

Friday

Sunny, with a high near 93.

Friday Night

Mostly cloudy, with a low around 57.