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

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

Current conditions at

South Big Horn County Airport (KGEY)

Lat: 44.5174°NLon: 108.0752°WElev: 3934.0ft.

Clear

61°F

16°C

Humidity	59%
Wind Speed	ESE 4 MPH
Barometer	29.96 in (1014.56 mb)
Dewpoint	46°F (8°C)
Visibility	10.00 mi
Last update	10 Jul 06:05 AM MDT

More Information:

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

Extended Forecast for

5 Miles SE Greybull WY

Extreme Heat Warning July 11, 12:00pm until July 13, 09:00pm

Click here for hazard details and duration

Extreme Heat Warning

Today
High: 96 °F
Sunny
Tonight
Low: 64 °F
Mostly Clear
Saturday
High: 102 °F
Hot
Saturday Night
Low: 66 °F
Clear
Sunday
High: 108 °F
Sunny then
Sunny and
Breezy
Sunday Night
Low: 73 °F
Mostly Clear
and Windy
Monday
High: 102 °F
Hot
Monday Night
Low: 69 °F
Mostly Clear
Tuesday
High: 101 °F
Hot

Detailed Forecast

Today

Sunny, with a high near 96. South wind 3 to 7 mph.

Tonight

Mostly clear, with a low around 64. Southeast wind 5 to 7 mph.

Saturday

Sunny and hot, with a high near 102. South southeast wind 5 to 7 mph, with gusts as high as 20 mph.

Saturday Night

Clear, with a low around 66. Southwest wind 5 to 9 mph becoming east in the evening.

Sunday

Sunny and hot, with a high near 108. Breezy, with a south wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

Sunday Night

Mostly clear, with a low around 73. Windy, with an east southeast wind 20 to 25 mph becoming northwest 8 to 13 mph after midnight. Winds could gust as high as 39 mph.

Monday

Sunny and hot, with a high near 102. West northwest wind around 7 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.

Monday Night

Mostly clear, with a low around 69.

Tuesday

Sunny and hot, with a high near 101.

Tuesday Night

Partly cloudy, with a low around 68. Breezy.

Wednesday

A slight chance of showers and thunderstorms. Sunny, with a high near 94.

Wednesday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67.