Above Normal Temperatures, Strong Thunderstorms, Tropical Development Being Monitored

Well above normal temperatures are forecast to shift from the northern Plains through the Northeast U.S. over the long holiday weekend. A few strong to severe thunderstorm will be possible as well along with a potential for excessive rainfall. A tropical or subtropical depression could form off the Southeast U.S. coast over the weekend while drifting northward to northeastward. 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.

69°F

21°C

Humidity	37%
Wind Speed	NNW 13 MPH
Barometer	NA
Dewpoint	41°F (5°C)
Visibility	NA
Last update	03 Jul 06:15 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
Scattered
T-storms then
Mostly Cloudy
Independence Day
High: 60 °F
Scattered
Showers then
Showers
Likely and
Breezy
Friday Night
Low: 43 °F
Scattered
T-storms and
Breezy then
Mostly Clear
Saturday
High: 59 °F
Breezy.
Chance
Showers then
Showers
Likely
Saturday Night
Low: 40 °F
Slight Chance
T-storms then
Mostly Clear
Sunday
High: 65 °F
Sunny
Sunday Night
Low: 43 °F
Mostly Clear
Monday
High: 69 °F
Sunny
Monday Night
Low: 47 °F
Mostly Clear

Detailed Forecast

Tonight

Scattered showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 46. West northwest wind 5 to 14 mph becoming east in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

Independence Day

Scattered showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 2pm, then scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 60. Breezy, with a southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Scattered showers and thunderstorms before midnight. Partly cloudy, with a low around 43. Breezy, with a south wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

Saturday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 59. Breezy, with a south wind 9 to 18 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

Saturday Night

A 10 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 40. West wind 6 to 14 mph becoming east after midnight. Winds could gust as high as 24 mph.

Sunday

Sunny, with a high near 65. East southeast wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

Sunday Night

Mostly clear, with a low around 43. West wind 6 to 10 mph becoming southeast after midnight.

Monday

Sunny, with a high near 69.

Monday Night

Mostly clear, with a low around 47.

Tuesday

Sunny, with a high near 72.

Tuesday Night

Partly cloudy, with a low around 48.