Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

53°F

12°C

Humidity	96%
Wind Speed	SE 0 MPH
Barometer	NA
Dewpoint	51°F (11°C)
Visibility	NA
Last update	14 Aug 06:15 AM MDT

More Information:

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

Extended Forecast for

Mount Holmes WY

Today
High: 55 °F
Chance
Showers then
Showers
Likely and
Breezy
Tonight
Low: 42 °F
Showers then
Partly Cloudy
Saturday
High: 55 °F
Slight Chance
T-storms then
Chance
T-storms
Saturday Night
Low: 41 °F
Showers
Likely then
Partly Cloudy
Sunday
High: 59 °F
Sunny
Sunday Night
Low: 43 °F
Mostly Cloudy
Monday
High: 60 °F
Chance
Showers then
Chance
T-storms
Monday Night
Low: 44 °F
Showers
Tuesday
High: 55 °F
Showers
Likely

Detailed Forecast

Today

A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 55. Breezy, with a west southwest wind 6 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms, mainly before 11pm. Low around 42. West southwest wind 9 to 14 mph becoming light west. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 55. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.

Saturday Night

Showers likely and possibly a thunderstorm before midnight. Mostly cloudy, with a low around 41. West southwest wind 6 to 8 mph becoming north northeast after midnight. Chance of precipitation is 60%.

Sunday

Sunny, with a high near 59. South southeast wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

Sunday Night

Mostly cloudy, with a low around 43. West wind 6 to 10 mph becoming south southeast in the evening. Winds could gust as high as 21 mph.

Monday

A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 60. South southeast wind 7 to 14 mph becoming west southwest in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 30%.

Monday Night

Showers and possibly a thunderstorm. Low around 44. Chance of precipitation is 80%.

Tuesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 55. Chance of precipitation is 70%.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Chance of precipitation is 50%.

Wednesday

A chance of showers and thunderstorms. Partly sunny, with a high near 56.

Wednesday Night

A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 42.

Thursday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 59.