Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

64°F

18°C

Humidity	26%
Wind Speed	SW 4 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Last update	18 Jun 09:15 PM MDT

More Information:

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

Extended Forecast for

5 Miles ESE Mount Holmes WY

Tonight
Low: 35 °F
Mostly Clear
Juneteenth
High: 72 °F
Decreasing
Clouds
Friday Night
Low: 42 °F
Mostly Cloudy
Saturday
High: 66 °F
Chance
Showers then
Showers
Likely
Saturday Night
Low: 38 °F
Showers then
Slight Chance
Showers
Sunday
High: 63 °F
Slight Chance
T-storms then
Showers
Likely
Sunday Night
Low: 36 °F
Chance
T-storms then
Partly Cloudy
Monday
High: 64 °F
Mostly Sunny
then Slight
Chance
T-storms
Monday Night
Low: 34 °F
Mostly Clear

Detailed Forecast

Tonight

Mostly clear, with a low around 35. Calm wind becoming north around 5 mph after midnight.

Juneteenth

Mostly cloudy, then gradually becoming sunny, with a high near 72. Light and variable wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

Friday Night

Mostly cloudy, with a low around 42. West wind 5 to 8 mph becoming calm in the evening.

Saturday

Showers and thunderstorms likely, mainly before 3pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 66. Light and variable wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

Showers and possibly a thunderstorm before midnight, then a slight chance of showers. Low around 38. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday

A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 63. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%.

Sunday Night

A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 36. West northwest wind around 5 mph becoming light and variable after midnight.

Monday

A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 64.

Monday Night

Mostly clear, with a low around 34.

Tuesday

Sunny, with a high near 71.

Tuesday Night

Mostly clear, with a low around 38.

Wednesday

A slight chance of showers and thunderstorms. Sunny, with a high near 73.

Wednesday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 39.