Areas of Heavy to Excessive Rainfall Which May Bring Flooding

An area of thunderstorms and heavy rains may produce flash flooding in the central and southern Plains, specifically southeast Kansas, into the morning. Monsoon moisture will continue to produce areas of heavy rainfall and the potential for flooding and debris flows across the northern Intermountain West. Heavy rain continues across portions of southwest and south-central Alaska. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

56°F

13°C

Humidity	100%
Wind Speed	SW 0 MPH
Barometer	NA
Dewpoint	56°F (13°C)
Visibility	NA
Last update	28 Aug 12:15 AM MDT

More Information:

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

Extended Forecast for

Gardiner MT

Overnight
Low: 55 °F
Showers
Likely
Thursday
High: 74 °F
Showers
Thursday Night
Low: 50 °F
Showers
Likely then
Slight Chance
Showers
Friday
High: 76 °F
Chance
Showers
Friday Night
Low: 49 °F
Slight Chance
T-storms then
Partly Cloudy
Saturday
High: 79 °F
Mostly Sunny
then Slight
Chance
T-storms
Saturday Night
Low: 48 °F
Mostly Clear
Sunday
High: 84 °F
Sunny
Sunday Night
Low: 50 °F
Mostly Clear

Detailed Forecast

Overnight

Showers likely and possibly a thunderstorm. Cloudy, with a low around 55. Southeast wind around 6 mph. Chance of precipitation is 70%.

Thursday

Showers and possibly a thunderstorm. High near 74. Southeast wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 50. West wind around 6 mph becoming light and variable. Chance of precipitation is 60%.

Friday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 76. South wind 5 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

Friday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49. Northwest wind 5 to 8 mph becoming light and variable in the evening.

Saturday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. Light and variable wind becoming northwest 5 to 9 mph in the afternoon.

Saturday Night

Mostly clear, with a low around 48. Northwest wind 5 to 8 mph becoming south southeast after midnight.

Sunday

Sunny, with a high near 84.

Sunday Night

Mostly clear, with a low around 50.

Labor Day

A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 85.

Monday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51.

Tuesday

A chance of showers and thunderstorms. Mostly sunny, with a high near 82.