Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

56°F

13°C

Humidity	72%
Wind Speed	N 0 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Last update	13 Aug 09:15 AM MDT

More Information:

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

Extended Forecast for

5 Miles WNW Mount Holmes WY

Today
High: 65 °F
Slight Chance
Showers then
Showers
Tonight
Low: 44 °F
Showers then
Chance
Showers
Friday
High: 57 °F
Chance
Showers then
Showers
Likely
Friday Night
Low: 44 °F
Showers then
Chance
Showers
Saturday
High: 60 °F
Chance
Showers then
Showers
Likely
Saturday Night
Low: 43 °F
Chance
Showers then
Partly Cloudy
Sunday
High: 64 °F
Sunny then
Slight Chance
T-storms
Sunday Night
Low: 45 °F
Mostly Cloudy
Monday
High: 65 °F
Mostly Sunny
then Slight
Chance
T-storms

Detailed Forecast

Today

A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy smoke before 5pm. High near 65. South southwest wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms before 3am, then a chance of showers. Patchy smoke between 2am and 3am. Low around 44. Light and variable wind. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 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

Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 44. South southwest wind 3 to 7 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 chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 60. Light and variable wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

Saturday Night

A 50 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 43. Southwest wind around 6 mph becoming light and variable in the evening.

Sunday

A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

Sunday Night

Mostly cloudy, with a low around 45.

Monday

A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.

Tuesday

A chance of showers and thunderstorms. Partly sunny, with a high near 63.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 44.

Wednesday

A slight chance of showers and thunderstorms. Partly sunny, with a high near 63.