Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

54°F

12°C

Humidity	76%
Wind Speed	S 3 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Last update	30 Aug 05:15 AM MDT

More Information:

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

Extended Forecast for

Norris WY

Overnight
Low: 38 °F
Showers
Likely
Sunday
High: 59 °F
Showers
Likely then
Sunny
Sunday Night
Low: 32 °F
Mostly Clear
Monday
High: 66 °F
Sunny
Monday Night
Low: 38 °F
Partly Cloudy
then Chance
Showers
Tuesday
High: 66 °F
Showers
Likely then
Chance
T-storms
Tuesday Night
Low: 38 °F
Chance
Showers
Wednesday
High: 64 °F
Sunny then
Slight Chance
T-storms and
Breezy
Wednesday Night
Low: 35 °F
Partly Cloudy

Detailed Forecast

Overnight

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 38. South wind around 6 mph. Chance of precipitation is 70%.

Sunday

Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 59. West southwest wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Mostly clear, with a low around 32. West southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 29 mph.

Monday

Sunny, with a high near 66. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 22 mph.

Monday Night

A 30 percent chance of showers after midnight. Partly cloudy, with a low around 38. Southwest wind around 6 mph becoming calm in the evening.

Tuesday

Showers likely, with thunderstorms also possible after noon. Mostly sunny, with a high near 66. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%.

Tuesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 38. Southwest wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

Wednesday

A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64. Breezy.

Wednesday Night

Partly cloudy, with a low around 35.

Thursday

Mostly sunny, with a high near 65.

Thursday Night

Mostly clear, with a low around 36.

Friday

Sunny, with a high near 69.

Friday Night

Partly cloudy, with a low around 39.