Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

43°F

6°C

Humidity	77%
Wind Speed	S 6 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Wind Chill	39°F (4°C)
Last update	29 Jun 10:15 AM MDT

More Information:

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

Extended Forecast for

2 Miles S Mammoth Hot Springs WY

Today
High: 48 °F
Rain/Snow and
Breezy
Tonight
Low: 38 °F
Scattered
Showers and
Breezy
Tuesday
High: 60 °F
Mostly Sunny
Tuesday Night
Low: 37 °F
Partly Cloudy
Wednesday
High: 62 °F
Sunny then
Chance
T-storms
Wednesday Night
Low: 38 °F
Slight Chance
T-storms then
Partly Cloudy
Thursday
High: 65 °F
Sunny then
Mostly Sunny
and Breezy
Thursday Night
Low: 40 °F
Partly Cloudy
Friday
High: 65 °F
Partly Sunny
then Chance
T-storms

Detailed Forecast

Today

Rain and snow showers, becoming all rain after 2pm. Some thunder is also possible. Snow level 7800 feet rising to 9800 feet in the afternoon. High near 48. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Tonight

Scattered showers and thunderstorms before midnight, then isolated showers after 1am. Mostly cloudy, with a low around 38. Breezy, with a southwest wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

Tuesday

Mostly sunny, with a high near 60. Southwest wind 8 to 13 mph.

Tuesday Night

Partly cloudy, with a low around 37. South wind 5 to 13 mph.

Wednesday

A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 62. Light south wind becoming southwest 8 to 13 mph in the morning.

Wednesday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 38. Southwest wind 5 to 10 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.

Thursday

Mostly sunny, with a high near 65. Breezy, with a south southeast wind 6 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 31 mph.

Thursday Night

Partly cloudy, with a low around 40.

Friday

A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 65.

Friday Night

A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 41.

Independence Day

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 66.

Saturday Night

Mostly clear, with a low around 41.

Sunday

Sunny, with a high near 73.