Active Weather Pattern Expected From the Midwest to the Southern Plains; Dangerous Heat Likely in Southern Texas

A strong storm system will bring numerous to widespread severe thunderstorms across portions of the Midwest and Upper Great Lakes Tuesday. Tornadoes (a few strong), damaging winds and large hail are expected. Record high temperatures will be possible over southern Texas the next several days. This may lead to dangerous heat concerns especially for areas already without power. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Yellowstone Lake (KP60)

Lat: 44.54444°NLon: 110.42111°WElev: 7835.0ft.

32°F

0°C

Humidity	65%
Wind Speed	NA 3 MPH
Barometer	30.04 in (1017.27 mb)
Dewpoint	22°F (-6°C)
Visibility	NA
Last update	21 May 07:56 AM MDT

More Information:

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

Extended Forecast for

Lake WY

Today
High: 42 °F
Scattered
Snow Showers
then
Scattered
Rain/Snow
Tonight
Low: 25 °F
Scattered
Rain/Snow
then Partly
Cloudy
Wednesday
High: 45 °F
Mostly Cloudy
then
Scattered
Rain/Snow
Wednesday Night
Low: 25 °F
Rain/Snow
then Snow
Showers
Thursday
High: 38 °F
Snow Showers
Thursday Night
Low: 23 °F
Chance Snow
Showers then
Mostly Cloudy
Friday
High: 46 °F
Mostly Cloudy
then Slight
Chance
Rain/Snow
Friday Night
Low: 27 °F
Mostly Cloudy
Saturday
High: 50 °F
Partly Sunny
then Chance
Showers

Detailed Forecast

Today

Scattered snow showers before 1pm, then scattered rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 42. North northwest wind 8 to 11 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

Tonight

Scattered rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and midnight. Some thunder is also possible. Partly cloudy, with a low around 25. Southwest wind 6 to 10 mph. Chance of precipitation is 30%.

Wednesday

Scattered snow showers before 1pm, then scattered rain and snow showers between 1pm and 4pm, then scattered rain showers after 4pm. Some thunder is also possible. Mostly cloudy, with a high near 45. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 50%. Little or no snow accumulation expected.

Wednesday Night

Rain showers before 8pm, then rain and snow showers between 8pm and 11pm, then snow showers after 11pm. Low around 25. South southwest wind 5 to 7 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Thursday

Snow showers. Some thunder is also possible. High near 38. West southwest wind 6 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Thursday Night

A 30 percent chance of snow showers before midnight. Some thunder is also possible. Mostly cloudy, with a low around 23. West wind around 6 mph becoming calm in the evening.

Friday

A slight chance of snow showers between noon and 4pm, then a slight chance of rain showers after 4pm. Some thunder is also possible. Partly sunny, with a high near 46. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

Friday Night

Mostly cloudy, with a low around 27.

Saturday

A 40 percent chance of showers and thunderstorms after noon. Snow level rising to 8600 feet in the afternoon. Mostly cloudy, with a high near 50.

Saturday Night

A chance of rain showers before 8pm, then a chance of rain and snow showers between 8pm and midnight, then a chance of snow showers after midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.

Sunday

A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 47.

Sunday Night

A slight chance of rain and snow showers. Snow level 8000 feet lowering to 7700 feet after midnight . Partly cloudy, with a low around 27.

Memorial Day

Sunny, with a high near 55.