Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

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

83°F

28°C

Humidity	10%
Wind Speed	N 4 MPH
Barometer	NA
Dewpoint	21°F (-6°C)
Visibility	NA
Heat Index	80°F (27°C)
Last update	12 Jul 07:15 PM MDT

More Information:

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

Extended Forecast for

Mammoth WY

Tonight
Low: 53 °F
Clear
Sunday
High: 87 °F
Sunny
Sunday Night
Low: 56 °F
Partly Cloudy
Monday
High: 89 °F
Sunny then
Slight Chance
T-storms
Monday Night
Low: 54 °F
Chance
Showers
Tuesday
High: 81 °F
Slight Chance
Showers then
Showers
Likely
Tuesday Night
Low: 50 °F
Chance
T-storms then
Chance
Showers
Wednesday
High: 77 °F
Chance
T-storms
Wednesday Night
Low: 47 °F
Slight Chance
T-storms then
Mostly Clear

Detailed Forecast

Tonight

Clear, with a low around 53. North northwest wind 5 to 8 mph becoming calm in the evening.

Sunday

Sunny, with a high near 87. Calm wind becoming northwest 5 to 8 mph in the afternoon.

Sunday Night

Partly cloudy, with a low around 56. Northwest wind 5 to 7 mph becoming calm in the evening.

Monday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. Calm wind becoming west 5 to 9 mph in the afternoon.

Monday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 54. West southwest wind 5 to 8 mph becoming north northeast in the evening. Chance of precipitation is 30%.

Tuesday

Showers likely, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 81. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Tuesday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50. North wind 7 to 9 mph.

Wednesday

A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 77.

Wednesday Night

A 10 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 47.

Thursday

A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83.

Thursday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 50.

Friday

A slight chance of showers and thunderstorms. Sunny, with a high near 85.