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.

82°F

28°C

Humidity	20%
Wind Speed	N 5 MPH
Barometer	NA
Dewpoint	37°F (3°C)
Visibility	NA
Heat Index	80°F (27°C)
Last update	13 Jul 12:15 PM MDT

More Information:

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

Extended Forecast for

Mammoth WY

This Afternoon
High: 87 °F
Sunny
Tonight
Low: 56 °F
Partly Cloudy
Monday
High: 89 °F
Sunny then
Slight Chance
T-storms
Monday Night
Low: 53 °F
Chance
T-storms then
Slight Chance
Showers
Tuesday
High: 74 °F
Chance
Showers then
T-storms
Likely
Tuesday Night
Low: 47 °F
Chance
T-storms then
Chance
Showers
Wednesday
High: 79 °F
Chance
T-storms
Wednesday Night
Low: 48 °F
Slight Chance
T-storms then
Mostly Clear
Thursday
High: 84 °F
Sunny then
Slight Chance
T-storms

Detailed Forecast

This Afternoon

Sunny, with a high near 87. North wind 5 to 9 mph becoming west northwest.

Tonight

Partly cloudy, with a low around 56. Northwest wind 5 to 9 mph becoming light and variable after midnight.

Monday

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

Monday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 53. West wind 6 to 8 mph becoming north northeast after midnight. Chance of precipitation is 40%.

Tuesday

A chance of showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 74. North wind 6 to 9 mph. Chance of precipitation is 70%.

Tuesday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 47. North northeast wind 6 to 8 mph.

Wednesday

A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 79. North wind 5 to 8 mph becoming west northwest in the afternoon.

Wednesday Night

A 10 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 48.

Thursday

A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 84.

Thursday Night

A 10 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 51.

Friday

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

Friday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51.

Saturday

A slight chance of showers and thunderstorms. Sunny, with a high near 88.