Flooding Impacts Expected Across the Southwest and Southern U.S.; Heat Continues for Portions of the West

Monsoon activity will increase and generate localized flash flooding for arroyos, slot canyons, urban areas, as well as rapid rises on rivers, through this weekend from the Southwest into the Southern Plains. Excessive heat will continue over portions of central Washington and interior California today with temperatures into the 100s. Severe weather possible for the Mid-Mississippi Valley today. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

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Current conditions at

Yellowstone Lake (KP60)

Lat: 44.54444°NLon: 110.42111°WElev: 7835ft.

75°F

24°C

Humidity	28%
Wind Speed	N 0 MPH
Barometer	30.24 in (1024.04 mb)
Dewpoint	40°F (4°C)
Visibility	NA
Last update	19 Aug 04:56 PM MDT

More Information:

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

Extended Forecast for

22 Miles E Lake WY

This
Afternoon

Scattered
T-storms
High: 74 °F
Tonight

Scattered
T-storms then
Mostly Clear
Low: 49 °F
Saturday

Isolated
Showers then
Scattered
T-storms
High: 78 °F
Saturday
Night

Isolated
T-storms then
Mostly Clear
Low: 51 °F
Sunday

Mostly Sunny
then Chance
T-storms
High: 79 °F
Sunday
Night

Chance
T-storms then
Partly Cloudy
Low: 49 °F
Monday

Sunny then
Chance
T-storms
High: 78 °F
Monday
Night

Chance
Showers
Low: 49 °F
Tuesday

Mostly Sunny
then Showers
Likely
High: 78 °F

Detailed Forecast

This Afternoon

Scattered showers and thunderstorms. Some of the storms could produce gusty winds. Partly sunny, with a steady temperature around 74. South wind around 9 mph. Chance of precipitation is 30%.

Tonight

Scattered showers and thunderstorms before 8pm. Some of the storms could produce gusty winds. Partly cloudy, with a low around 49. Southeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 40%.

Saturday

Isolated showers, then scattered showers and thunderstorms after noon. Some of the storms could produce gusty winds. Sunny, with a high near 78. Light and variable wind becoming southeast 5 to 9 mph in the afternoon. Chance of precipitation is 30%.

Saturday Night

Isolated showers and thunderstorms before 8pm. Some of the storms could produce gusty winds. Partly cloudy, with a low around 51. Southeast wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 20%.

Sunday

A 50 percent chance of showers and thunderstorms after noon. Some of the storms could produce gusty winds. Mostly sunny, with a high near 79. Northwest wind 5 to 10 mph.

Sunday Night

A 40 percent chance of showers and thunderstorms before midnight. Some of the storms could produce gusty winds. Mostly cloudy, with a low around 49. North northeast wind 5 to 10 mph becoming southwest after midnight.

Monday

A 50 percent chance of showers and thunderstorms after noon. Some of the storms could produce gusty winds. Mostly sunny, with a high near 78. West southwest wind 5 to 11 mph becoming southeast in the morning.

Monday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Some of the storms could produce gusty winds. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

Tuesday

Showers likely and possibly a thunderstorm after noon. Some of the storms could produce gusty winds. Partly sunny, with a high near 78. Chance of precipitation is 60%.

Tuesday Night

A 30 percent chance of showers before midnight. Partly cloudy, with a low around 47.

Wednesday

A chance of showers and thunderstorms. Some of the storms could produce gusty winds. Mostly sunny, with a high near 78.

Wednesday Night

A chance of showers and thunderstorms. Some of the storms could produce gusty winds. Mostly cloudy, with a low around 48.

Thursday

A chance of showers and thunderstorms. Some of the storms could produce gusty winds. Partly sunny, with a high near 77.

Thursday Night

A chance of showers and thunderstorms. Some of the storms could produce gusty winds. Partly cloudy, with a low around 48.

Friday

A chance of showers and thunderstorms. Mostly sunny, with a high near 76.