Continuous Heavy Rainfall And Threat For Flooding Over The Western Gulf Coast And Midwest; Excessive Heat Widespread Across The Desert Southwest

A very slow moving disturbance will deliver continuous tropical heavy rainfall and flooding along the Texas Gulf Coast into Louisiana. Additional heavy rainfall will be possible across the Midwest and Ohio Valley, from a circulation and stalled frontal zone. Very hot temperatures exceeding 110 degrees are likely over southern California, Nevada and Arizona, which includes Las Vegas and Phoenix. Read More >

Hazardous Weather Conditions

Flood Watch in effect from June 21, 12:00 PM MDT until June 22, 12:00 PM MDT

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Current conditions at

EW9980 West Yellowstone (E9980)

Lat: 44.78167°NLon: 111.13833°WElev: 6565ft.

60°F

16°C

Humidity	67%
Wind Speed	NA
Barometer	30.01 in
Dewpoint	49°F (9°C)
Visibility	NA
Last update	20 Jun 4:40 pm MDT

More Information:

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

Extended Forecast for

8 Miles NNW West Yellowstone MT

Flood Watch June 21, 12:00pm until June 22, 12:00pm

Click here for hazard details and duration

Flood Watch

This
Afternoon

Slight Chance
T-storms
High: 62 °F
Tonight

Chance
T-storms then
Patchy Fog
Low: 43 °F
Thursday

Slight Chance
Showers and
Patchy Fog
then Heavy
Rain
High: 69 °F
Thursday
Night

Heavy Rain
then Slight
Chance
Showers and
Patchy Fog
Low: 43 °F
Friday

Chance
Showers and
Patchy Fog
then Chance
T-storms
High: 62 °F
Friday
Night

Chance
T-storms then
Partly Cloudy
Low: 40 °F
Saturday

Chance
Showers then
Chance
T-storms
High: 60 °F
Saturday
Night

Chance
T-storms then
Mostly Cloudy
Low: 40 °F
Sunday

Slight Chance
Showers then
Mostly Sunny
High: 65 °F

Detailed Forecast

This Afternoon

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 62. South southwest wind around 6 mph.

Tonight

A 30 percent chance of showers and thunderstorms, mainly before 9pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 43. Southwest wind around 5 mph becoming calm in the evening.

Thursday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Some of the storms could produce small hail, gusty winds, and heavy rain. Patchy fog before 10am. Otherwise, partly sunny, with a high near 69. Light and variable wind becoming south southwest 9 to 14 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

Thursday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Some of the storms could produce small hail, gusty winds, and heavy rain. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 43. Southwest wind 5 to 10 mph becoming light west after midnight. Chance of precipitation is 50%.

Friday

A chance of showers, with thunderstorms also possible after 9am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 62. West wind 3 to 8 mph. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 40. Chance of precipitation is 30%.

Saturday

A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 60. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 40.

Sunday

A slight chance of showers before noon. Partly sunny, with a high near 65.

Sunday Night

Partly cloudy, with a low around 42.

Monday

Sunny, with a high near 74.

Monday Night

Mostly clear, with a low around 44.