Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

63°F

17°C

Humidity	42%
Wind Speed	SE 6 MPH
Barometer	NA
Dewpoint	39°F (4°C)
Visibility	NA
Last update	04 Jul 09:15 AM MDT

More Information:

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

Extended Forecast for

9 Miles W Mammoth Hot Springs WY

Independence Day
High: 64 °F
Sunny then
Sunny and
Breezy
Tonight
Low: 44 °F
Mostly Clear
and Breezy
then Mostly
Clear
Sunday
High: 68 °F
Sunny then
Sunny and
Breezy
Sunday Night
Low: 46 °F
Mostly Cloudy
Monday
High: 67 °F
Mostly Sunny
then Slight
Chance
T-storms
Monday Night
Low: 47 °F
Chance
T-storms then
Slight Chance
Showers
Tuesday
High: 64 °F
Mostly Sunny
then Chance
T-storms and
Breezy
Tuesday Night
Low: 46 °F
Slight Chance
T-storms then
Partly Cloudy
Wednesday
High: 66 °F
Sunny then
Slight Chance
T-storms

Detailed Forecast

Independence Day

Sunny, with a high near 64. Breezy, with a southwest wind 9 to 16 mph, with gusts as high as 24 mph.

Tonight

Mostly clear, with a low around 44. Breezy, with a south southwest wind 9 to 15 mph, with gusts as high as 23 mph.

Sunday

Sunny, with a high near 68. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 23 mph.

Sunday Night

Mostly cloudy, with a low around 46. West wind 6 to 13 mph becoming east in the evening. Winds could gust as high as 24 mph.

Monday

A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 67. East wind 6 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.

Monday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 47. South southwest wind 7 to 11 mph becoming east northeast in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

Tuesday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64. Breezy, with a south wind 8 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

Tuesday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.

Wednesday

A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 66.

Wednesday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.

Thursday

A slight chance of showers and thunderstorms. Sunny, with a high near 65. Breezy.

Thursday Night

Mostly clear, with a low around 44.

Friday

Sunny, with a high near 66. Breezy.