Hurricane Isaias Approaching the Gulf Coast; Remnants of Rachel to Impact the Southwest U.S.

Hurricane Isaias is expected to make landfall along the U.S. northern Gulf Coast late Friday or early Saturday. A life-threatening storm surge is expected along the coast with damaging wind gusts extending well inland. Areas of heavy rainfall are forecast throughout much of the Southeast U.S. The remnants of Rachel will bring gusty winds and heavy rainfall to the Southwest U.S. this weekend. Read More >

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

Yellowstone Lake (KP60)

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

40°F

4°C

Humidity	59%
Wind Speed	N 0 MPH
Barometer	30.27 in (1025.06 mb)
Dewpoint	27°F (-3°C)
Visibility	NA
Last update	08 Oct 08:56 PM MDT

More Information:

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

Extended Forecast for

3 Miles S West Thumb WY

Tonight
Low: 30 °F
Mostly Clear
Friday
High: 64 °F
Sunny and
Breezy
Friday Night
Low: 34 °F
Mostly Clear
and Breezy
then Chance
Showers
Saturday
High: 51 °F
Showers
Saturday Night
Low: 26 °F
Showers
Sunday
High: 46 °F
Showers
Sunday Night
Low: 23 °F
Showers then
Rain/Snow
Columbus Day
High: 46 °F
Rain/Snow
then
Rain/Snow
Likely
Monday Night
Low: 23 °F
Chance
Rain/Snow

Detailed Forecast

Tonight

Mostly clear, with a low around 30. Southwest wind around 6 mph.

Friday

Sunny, with a high near 64. Breezy, with a southwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.

Friday Night

A 40 percent chance of showers after 5am. Partly cloudy, with a low around 34. Breezy, with a south southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.

Saturday

Showers likely, then showers and possibly a thunderstorm after noon. High near 51. South southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday Night

Showers and possibly a thunderstorm. Low around 26. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

Showers and possibly a thunderstorm. High near 46. Light south wind. Chance of precipitation is 100%.

Sunday Night

Rain showers before midnight, then rain and snow showers. Some thunder is also possible. Low around 23. Light east wind. Chance of precipitation is 100%.

Columbus Day

Rain and snow showers, becoming all rain after 3pm. Some thunder is also possible. High near 46. Chance of precipitation is 90%.

Monday Night

A chance of rain showers before 9pm, then a chance of rain and snow showers. Snow level 9400 feet lowering to 8800 feet after midnight . Mostly cloudy, with a low around 23. Chance of precipitation is 40%.

Tuesday

A chance of rain and snow showers before noon, then a chance of rain showers. Snow level 8600 feet rising to 9300 feet in the afternoon. Partly sunny, with a high near 49. Chance of precipitation is 30%.

Tuesday Night

A chance of rain and snow showers. Snow level 9300 feet lowering to 8500 feet after midnight . Partly cloudy, with a low around 22.

Wednesday

Rain and snow showers likely. Snow level 8200 feet. Partly sunny, with a high near 45.

Wednesday Night

A chance of rain and snow showers. Mostly cloudy, with a low around 17.

Thursday

A slight chance of snow showers. Partly sunny, with a high near 43.