Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from July 11, 12:00 PM MDT until July 13, 09:00 PM MDT

Current conditions at

LITTLE SNOWY (LSNM8)

Lat: 46.75128°NLon: 109.02317°WElev: 4975.0ft.

50°F

10°C

Humidity	64%
Wind Speed	WNW 0 MPH
Barometer	NA
Dewpoint	38°F (3°C)
Visibility	NA
Last update	10 Jul 05:40 AM MDT

More Information:

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

Extended Forecast for

11 Miles SE Grass Range MT

Heat Advisory July 11, 12:00pm until July 13, 09:00pm

Click here for hazard details and duration

Heat Advisory

Today
High: 90 °F
Sunny
Tonight
Low: 63 °F
Slight Chance
T-storms
Saturday
High: 99 °F
Hot
Saturday Night
Low: 66 °F
Mostly Clear
Sunday
High: 103 °F
Hot
Sunday Night
Low: 70 °F
Mostly Cloudy
then Partly
Cloudy and
Breezy
Monday
High: 92 °F
Sunny
Monday Night
Low: 66 °F
Partly Cloudy
Tuesday
High: 87 °F
Mostly Sunny

Detailed Forecast

Today

Sunny, with a high near 90. West southwest wind 5 to 8 mph becoming light and variable.

Tonight

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 63. East northeast wind 5 to 7 mph becoming west southwest after midnight. Chance of precipitation is 20%.

Saturday

Sunny and hot, with a high near 99. South southwest wind 7 to 13 mph, with gusts as high as 23 mph.

Saturday Night

Mostly clear, with a low around 66. West northwest wind 7 to 10 mph, with gusts as high as 20 mph.

Sunday

Sunny and hot, with a high near 103. Southeast wind 6 to 11 mph becoming south 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

Sunday Night

Mostly cloudy, with a low around 70. Breezy, with a west southwest wind 14 to 22 mph becoming northwest in the evening. Winds could gust as high as 30 mph.

Monday

Sunny, with a high near 92. Northwest wind 10 to 17 mph becoming east in the afternoon. Winds could gust as high as 21 mph.

Monday Night

Partly cloudy, with a low around 66. East wind 6 to 14 mph, with gusts as high as 21 mph.

Tuesday

Mostly sunny, with a high near 87.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.

Wednesday

A chance of showers and thunderstorms. Mostly sunny, with a high near 86.

Wednesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 64.