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.

63°F

17°C

Humidity	56%
Wind Speed	NW 0 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Last update	15 Aug 11:15 AM MDT

More Information:

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

Extended Forecast for

Mount Holmes WY

This Afternoon
High: 57 °F
Scattered
T-storms
Tonight
Low: 42 °F
Scattered
T-storms then
Partly Cloudy
Sunday
High: 59 °F
Sunny then
Scattered
T-storms and
Breezy
Sunday Night
Low: 44 °F
Scattered
Showers then
Mostly Cloudy
Monday
High: 60 °F
Partly Sunny
then Slight
Chance
T-storms
Monday Night
Low: 45 °F
Showers
Likely
Tuesday
High: 57 °F
Showers
Likely
Tuesday Night
Low: 43 °F
Chance
Showers then
Mostly Cloudy
Wednesday
High: 59 °F
Mostly Sunny
then Slight
Chance
T-storms

Detailed Forecast

This Afternoon

Scattered showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 57. West southwest wind 10 to 13 mph. Chance of precipitation is 30%.

Tonight

Scattered showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 42. Southwest wind 6 to 14 mph. Chance of precipitation is 40%.

Sunday

Scattered showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 59. Breezy, with a west southwest wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

Sunday Night

Scattered showers and thunderstorms before 9pm, then isolated showers between 9pm and 10pm. Mostly cloudy, with a low around 44. West southwest wind 6 to 11 mph becoming east in the evening. Chance of precipitation is 40%.

Monday

A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 60. South southeast wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

Monday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. West wind 6 to 9 mph becoming southeast in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

Tuesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 57. South wind 8 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

Tuesday Night

A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.

Wednesday

A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 59.

Wednesday Night

Partly cloudy, with a low around 44.

Thursday

Mostly sunny, with a high near 63.

Thursday Night

Partly cloudy, with a low around 47.

Friday

A slight chance of showers and thunderstorms. Sunny, with a high near 65.