Heat Wave in the Northeastern U.S.; Severe Thunderstorms and Excessive Rainfall in the Plains and Upper Midwest; Critical Fire Weather in the Southwestern U.S.

The first significant heat wave this season will impact much of the Midwest, Great Lakes, Mid-Atlantic and Northeast this week. Record high temperatures and rapid onset drought is possible. In the northern Plains and Upper Midwest, strong to severe thunderstorms with excessive rainfall are possible today. Dry, gusty winds will bring critical fire weather to the Four Corners and central California. Read More >

Current conditions at

Dillon, Dillon Airport (KDLN)

Lat: 45.2575°NLon: 112.55444°WElev: 5239.0ft.

Overcast

43°F

6°C

Humidity	79%
Wind Speed	NE 6 MPH
Barometer	29.69 in (1005.42 mb)
Dewpoint	37°F (3°C)
Visibility	10.00 mi
Wind Chill	39°F (4°C)
Last update	17 Jun 02:22 PM MDT

More Information:

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

Extended Forecast for

6 Miles SE Dillon Airport MT

This Afternoon
High: 48 °F
Rain/Snow
Tonight
Low: 31 °F
Rain/Snow
then Chance
Rain/Snow
Tuesday
High: 51 °F
Chance
Rain/Snow
then Showers
Likely
Tuesday Night
Low: 33 °F
Chance
T-storms then
Partly Cloudy
Juneteenth
High: 63 °F
Sunny
Wednesday Night
Low: 39 °F
Partly Cloudy
Thursday
High: 71 °F
Mostly Sunny
Thursday Night
Low: 46 °F
Partly Cloudy
Friday
High: 75 °F
Mostly Sunny
then Slight
Chance
T-storms

Detailed Forecast

This Afternoon

Rain and snow showers. Some thunder is also possible. High near 48. West northwest wind 14 to 16 mph becoming north. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Tonight

Rain and snow showers before midnight, then a chance of rain and snow. Some thunder is also possible. Low around 31. North northeast wind 9 to 16 mph becoming southwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Tuesday

A slight chance of rain and snow before 10am, then a chance of rain between 10am and noon, then rain showers likely after noon. Some thunder is also possible. Partly sunny, with a high near 51. West southwest wind around 9 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Tuesday Night

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 33. South wind 5 to 9 mph.

Juneteenth

Sunny, with a high near 63. Southwest wind 3 to 8 mph.

Wednesday Night

Partly cloudy, with a low around 39. East northeast wind 5 to 7 mph.

Thursday

Mostly sunny, with a high near 71. Light and variable wind becoming north northwest 5 to 8 mph in the afternoon.

Thursday Night

Partly cloudy, with a low around 46. North wind 6 to 9 mph becoming southeast after midnight.

Friday

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75.