Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

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

62°F

17°C

Humidity	54%
Wind Speed	SSE 7 MPH
Barometer	NA
Dewpoint	45°F (7°C)
Visibility	NA
Last update	18 Jul 10:15 PM MDT

More Information:

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

Extended Forecast for

5 Miles N Mount Holmes WY

Tonight
Low: 46 °F
Isolated
T-storms then
Mostly Clear
Saturday
High: 68 °F
Breezy. Sunny
then Isolated
T-storms
Saturday Night
Low: 45 °F
Partly Cloudy
and Breezy
then Mostly
Clear
Sunday
High: 67 °F
Breezy. Sunny
then Slight
Chance
T-storms
Sunday Night
Low: 47 °F
Mostly Cloudy
and Breezy
then Partly
Cloudy
Monday
High: 69 °F
Mostly Sunny
then Slight
Chance
T-storms and
Breezy
Monday Night
Low: 46 °F
Mostly Cloudy
and Breezy
then Partly
Cloudy
Tuesday
High: 67 °F
Mostly Sunny
then Chance
T-storms and
Breezy
Tuesday Night
Low: 46 °F
Slight Chance
T-storms and
Breezy then
Mostly Clear

Detailed Forecast

Tonight

Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 46. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.

Saturday

Isolated showers and thunderstorms between 4pm and 5pm. Sunny, with a high near 68. Breezy, with a southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 10%.

Saturday Night

Partly cloudy, with a low around 45. Breezy, with a southwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.

Sunday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. Breezy, with a west southwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

Sunday Night

Mostly cloudy, with a low around 47. Breezy, with a west southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

Monday

A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 69. Breezy, with a southwest wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 20%.

Monday Night

Mostly cloudy, with a low around 46. Breezy, with a west southwest wind 9 to 17 mph becoming south southeast after midnight. Winds could gust as high as 29 mph.

Tuesday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. Breezy.

Tuesday Night

A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46. Breezy.

Wednesday

A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 69. Breezy.

Wednesday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 47.

Thursday

A slight chance of showers and thunderstorms. Sunny, with a high near 70. Breezy.

Thursday Night

Partly cloudy, with a low around 48.