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June 2026 Weather Summary

Current conditions at

Sheridan County Airport (KSHR)

Lat: 44.76031°NLon: 106.97411°WElev: 3970.0ft.

Clear

70°F

21°C

Humidity	60%
Wind Speed	N 0 MPH
Barometer	30.12 in (1019.98 mb)
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Last update	08 Jul 08:20 AM MDT

More Information:

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

Extended Forecast for

Decker MT

Today
High: 90 °F
Sunny then
Scattered
T-storms
Tonight
Low: 59 °F
Chance
T-storms then
Partly Cloudy
Thursday
High: 91 °F
Partly Sunny
then Slight
Chance
T-storms
Thursday Night
Low: 59 °F
Slight Chance
T-storms then
Mostly Clear
Friday
High: 96 °F
Hot
Friday Night
Low: 63 °F
Mostly Clear
Saturday
High: 106 °F
Hot
Saturday Night
Low: 68 °F
Mostly Clear
Sunday
High: 110 °F
Hot

Detailed Forecast

Today

Scattered showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Calm wind becoming west northwest 5 to 8 mph in the afternoon. Chance of precipitation is 50%.

Tonight

A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 59. West wind 5 to 8 mph becoming calm in the evening.

Thursday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 91. Calm wind becoming west northwest around 5 mph in the afternoon.

Thursday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 59. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Friday

Sunny and hot, with a high near 96. Calm wind becoming southeast around 6 mph in the afternoon.

Friday Night

Mostly clear, with a low around 63. Southeast wind around 5 mph becoming calm after midnight.

Saturday

Sunny and hot, with a high near 106. Calm wind becoming north northeast around 5 mph in the afternoon.

Saturday Night

Mostly clear, with a low around 68. Northeast wind 5 to 7 mph becoming south after midnight.

Sunday

Sunny and hot, with a high near 110. Light south wind becoming south southeast 15 to 20 mph in the afternoon.

Sunday Night

Mostly clear, with a low around 72. Southeast wind 17 to 23 mph.

Monday

Sunny and hot, with a high near 102. West wind 8 to 13 mph becoming northeast in the afternoon.

Monday Night

Partly cloudy, with a low around 69. East northeast wind 6 to 10 mph becoming north northwest after midnight.

Tuesday

A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96. Light and variable wind becoming east northeast 5 to 10 mph in the morning.