Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Yellowstone Lake (KP60)

Lat: 44.54444° N Lon: 110.42111° W Elev: 7835.0 ft.

NA

66°F

19°C

Humidity 24%
Wind Speed W 10 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 29°F (-2°C)
Visibility NA
Last update 16 Jun 08:56 PM MDT
Detailed forecast for

Yellowstone National Park

Tonight
Clear, breezy with lows in the lower 40s. West winds 15 to 20 mph with gusts up to 35 mph.
Wednesday
Sunny, breezy with highs in the mid 60s. West winds 15 to 20 mph with gusts up to 35 mph.
Wednesday Night
Mostly clear and breezy. Lows in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 35 mph in the evening.
Thursday
Sunny. Highs in the upper 60s. West winds 10 to 15 mph with gusts up to 30 mph in the afternoon.
Thursday Night
Mostly clear in the evening, then becoming partly cloudy. Lows around 40. West winds around 10 mph with gusts up to 30 mph in the evening.
Juneteenth
Mostly sunny. Highs in the lower 70s.
Friday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s.
Saturday
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 80 percent.
Saturday Night
Mostly cloudy. Rain showers with a chance of thunderstorms in the evening, then a chance of rain showers after midnight. Lows around 40. Chance of rain 80 percent.
Sunday
Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 50 percent.
Sunday Night
Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the upper 30s. Chance of rain 30 percent.
Monday
Partly cloudy in the morning, then mostly sunny with a chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent.
Monday Night
Partly cloudy in the evening, then clearing. Lows in the upper 30s.
Tuesday
Mostly sunny. Highs around 70.



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848 PM MDT Tue Jun 16 2026
 
 

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