Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

56°F

13°C

Humidity	84%
Wind Speed	N 14 MPH
Barometer	NA
Dewpoint	52°F (11°C)
Visibility	NA
Last update	15 Jul 04:15 PM MDT

More Information:

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

Extended Forecast for

8 Miles W Mammoth Hot Springs WY

This Afternoon
High: 54 °F
T-storms
Tonight
Low: 38 °F
Showers
Likely then
Chance
Showers
Wednesday
High: 59 °F
Partly Sunny
then Slight
Chance
T-storms
Wednesday Night
Low: 43 °F
Mostly Clear
Thursday
High: 67 °F
Sunny and
Breezy
Thursday Night
Low: 45 °F
Mostly Clear
and Breezy
then Mostly
Clear
Friday
High: 67 °F
Sunny then
Slight Chance
T-storms and
Breezy
Friday Night
Low: 45 °F
Partly Cloudy
Saturday
High: 67 °F
Sunny then
Slight Chance
T-storms and
Breezy

Detailed Forecast

This Afternoon

Showers and possibly a thunderstorm. Steady temperature around 54. West wind around 11 mph. Chance of precipitation is 80%.

Tonight

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 5am. Mostly cloudy, with a low around 38. West wind 9 to 13 mph becoming north in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A slight chance of showers and thunderstorms between 3pm and 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 59. North wind around 10 mph becoming west in the afternoon. Chance of precipitation is 10%.

Wednesday Night

Mostly clear, with a low around 43. West northwest wind 8 to 10 mph becoming south after midnight.

Thursday

Sunny, with a high near 67. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 31 mph.

Thursday Night

Mostly clear, with a low around 45. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

Friday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. Breezy, with a west wind 6 to 15 mph, with gusts as high as 24 mph.

Friday Night

Partly cloudy, with a low around 45.

Saturday

A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 67. Breezy.

Saturday Night

Partly cloudy, with a low around 45. Breezy.

Sunday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 66. Breezy.

Sunday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 45. Breezy.

Monday

A slight chance of showers and thunderstorms. Sunny, with a high near 64. Breezy.