Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

81°F

27°C

Humidity	31%
Wind Speed	S 5 MPH
Barometer	NA
Dewpoint	48°F (9°C)
Visibility	NA
Heat Index	80°F (27°C)
Last update	22 Aug 03:15 PM MDT

More Information:

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

Extended Forecast for

3 Miles NNW Mount Holmes WY

This Afternoon
High: 70 °F
Chance
T-storms
Tonight
Low: 49 °F
T-storms
Likely then
Mostly Cloudy
Sunday
High: 66 °F
Mostly Sunny
then Slight
Chance
T-storms and
Breezy
Sunday Night
Low: 45 °F
Slight Chance
T-storms and
Breezy then
Mostly Clear
Monday
High: 68 °F
Sunny
Monday Night
Low: 47 °F
Mostly Cloudy
Tuesday
High: 67 °F
Mostly Sunny
then Chance
T-storms
Tuesday Night
Low: 47 °F
Slight Chance
T-storms then
Partly Cloudy
Wednesday
High: 68 °F
Partly Sunny

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 70. Southwest wind around 13 mph.

Tonight

Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 49. Southwest wind 6 to 11 mph becoming northwest in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 66. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 45. Breezy, with a south southwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

Monday

Sunny, with a high near 68. West southwest wind 5 to 14 mph, with gusts as high as 25 mph.

Monday Night

Mostly cloudy, with a low around 47. West wind 6 to 11 mph becoming light and variable. Winds could gust as high as 22 mph.

Tuesday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. Southeast wind 5 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

Tuesday Night

A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47.

Wednesday

Partly sunny, with a high near 68.

Wednesday Night

A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47.

Thursday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 67. Breezy.

Thursday Night

Partly cloudy, with a low around 46. Breezy.

Friday

Mostly sunny, with a high near 65. Breezy.